Electronics

Republic of the Philippines Department of Education PUBLIC TECHNICAL -VOCATIONAL HIGH SCHOOLS

TABLE OF CONTENTS

Course Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Course Structure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Using Basic Electronic Hand Tools . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Performing Mensuration and Calculation. . . . . . . . . . . . . . . . . . . . . . 18 Preparing and Interpreting Technical Drawing Used in Electronics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Terminating and Connecting Electrical Wiring and Electronic Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Applying Quality Standard on Electronic Component Parts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Assembling AC – AC – DC DC Power Supply. . . . . . . . . . . . . . . . . . . . . . . . . . . .37 Maintaining and Repairing Electric Fan. . . . . . . . . . . . . . . . . . . . . . . ..41 Maintaining and Repairing Microwave Oven. . . . . . . . . . . . . . . . . . . . .47 Maintaining and Repairing Blender. . . . . . . . . . . . . . . . . . . . . . . . . . . 53 Maintaining and Repairing Washing Machine . . . . . . . . . . . . . . . . . . . 59 Maintaining and Repairing Electric Flat Iron. . . . . . . . . . . . . . . . . . . . 65 Maintaining and Repairing Rice Cooker. . . . . . . . . . . . . . . . . . . . . . . . 71 Maintaining and Repairing Audio Products and System. . . . . . . . . . . . 77 Maintaining and Repairing Audio – Audio – Video Video Products and System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 Servicing and Repairing Low - End Cellular Phone. . . . . . . . . . . . . . . . 91 Servicing and Repairing High – High – End End Cellular Phone. . . . . . . . . . . . . . . 98 Acknowledgment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107

TABLE OF CONTENTS

Course Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Course Structure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Using Basic Electronic Hand Tools . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Performing Mensuration and Calculation. . . . . . . . . . . . . . . . . . . . . . 18 Preparing and Interpreting Technical Drawing Used in Electronics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Terminating and Connecting Electrical Wiring and Electronic Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Applying Quality Standard on Electronic Component Parts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Assembling AC – AC – DC DC Power Supply. . . . . . . . . . . . . . . . . . . . . . . . . . . .37 Maintaining and Repairing Electric Fan. . . . . . . . . . . . . . . . . . . . . . . ..41 Maintaining and Repairing Microwave Oven. . . . . . . . . . . . . . . . . . . . .47 Maintaining and Repairing Blender. . . . . . . . . . . . . . . . . . . . . . . . . . . 53 Maintaining and Repairing Washing Machine . . . . . . . . . . . . . . . . . . . 59 Maintaining and Repairing Electric Flat Iron. . . . . . . . . . . . . . . . . . . . 65 Maintaining and Repairing Rice Cooker. . . . . . . . . . . . . . . . . . . . . . . . 71 Maintaining and Repairing Audio Products and System. . . . . . . . . . . . 77 Maintaining and Repairing Audio – Audio – Video Video Products and System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 Servicing and Repairing Low - End Cellular Phone. . . . . . . . . . . . . . . . 91 Servicing and Repairing High – High – End End Cellular Phone. . . . . . . . . . . . . . . 98 Acknowledgment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107

COURSE DESIGN COURSE TITLE

:

CONSUMER ELECTRONIC SERVICING

NOMINAL DURATION

:

1,040 HRS

QUALIFICATION QUALIFICATION LEVEL

:

CES NC II

COURSE DESCRIPTION:

This course covers knowledge, skills and attitude in consumer electronics servicing. It deals with good housekeeping and safety,

preparation

materials

and

of

basic

tools,

electronic performing

mensuration and calculation, electronics technical

drawing

interpretation,

preparation

electronics

and circuit

connection, quality standards application, testing, repairing

assembling,

maintaining

electronically

and

controlled

domestic appliances.

ADMISSION TO THE PROGRAM The students shall be admitted in Public Technical-Vocational High Schools upon compliance with the following requirements/qualifications 



 

Must have potential skill in any of the specialization of the components of TVE as reflected in the High School Occupational Interest Inventory (HSOII) results. Must possess a desirable and healthy attitude towards skill activity. Must have passed interview and aptitude test. Must submit the following documents upon enrolment. - Form 138 - Parental consent for the students to undergo other related activities outside the school. - Medical Certificate is issued by a government physician. - Certification of good moral character from the elementary school principal.

1

COURSE STRUCTURE SECOND YEAR UNIT OF COMPETENCY

MODULE TITLE

Use Basic Electronic Hand Tools

Using Basic Electronic Hand Tools

Perform Mensuration and Calculation

Performing Mensuration and Calculation

LEARNING OUTCOME LO 1. Identify functional basic electronic hand tools. LO 2. Use appropriate electronic hand tools based on safety equivalent. LO 3. Maintain electronic hand tools.

Suggested No. of Hours

60

LO 1. Select measuring instrument. LO 2. Carry out measurements and

40

calculation. LO 3. Prepare and Interpret Technical Drawing Used in Electronics

Preparing and Interpreting Technical Drawing Used in Electronics

Maintain measuring instruments. LO 1. Identify electronic components. LO 2. Interpret electronic diagrams. LO 3. Prepare electronic diagrams LO 4. Store Electronic diagrams according to established policies.

Terminate and Connect Electrical Wiring and Electronic Circuit

Terminating and Connecting Electrical Wiring and Electronic Circuit

LO 1. Make a simple electrical circuit. LO 2. Prepare and connect a simple circuit in Electronics. LO 3. Test a simple electrical and

100

210

2

electronic circuit Apply Quality Standards on Electronic Component Parts

Applying Quality Standards on Electronic Component Parts

LO 1. Assess quality of received electronic components. LO 2. Asses own work. LO3:

90

Engage in quality improvements.

THIRD YEAR UNIT OF COMPETENCY Assemble and Disassemble Consumer Electronic Product and System

MODULE TITLE Assembling AC – DC Power Supply

Maintain and Repair Electronically Controlled Appliances

Maintaining and Repairing Electric Fan


Maintaining and Repairing Microwave Oven

MODULE CONTENT

Suggeste d No. of Hours

LO 1. Identify the parts and electronic components of an Alternating Current – Direct Current (ACDC) power supply. LO 2. Assemble AC-DC power supply on the Printed Circuit Board. LO 1. Identify the parts and functions of an electric fan. LO 2. Diagnose and troubleshoot an electric fan. LO3. Maintain and repair an electric fan. LO1. Identify the parts and function of a microwave oven. LO 2. Diagnose a microwave oven and analyze the defects found. LO 3: Maintain and repair a microwave oven.

50

60

30

3


Maintaining and Repairing Blender


Maintaining and Repairing Washing Machine


Maintaining and Repairing Electric Flat Iron


Maintaining and Repairing Rice Cooker

LO 1. Identify the parts and functions of a blender. LO 2. Diagnose/ troubleshoot a blender defects. LO 3: Maintain and repair blender LO 1. Identify the parts and functions of washing machine. LO 2. Diagnose/ troubleshoot washing machine defects. LO 3: Maintain and repair washing machine.

30

70

LO 1. Identify the parts and functions of electric flat iron. LO 2. Diagnose / troubleshoot electric flat iron defects. LO 3. Maintain and repair electric flat iron LO 1. Identify the functions of the parts of a rice cooker. LO2. Diagnose a rice cooker and analyze the defects found. LO3: Maintain and repair a rice cooker.

30

30

4

FOURTH YEAR UNIT OF COMPETENCY Maintain and Repair Audio – Video Products and System

Maintain and Repair Audio – Video Products and System

Service and Repair of Cellular Phone

Service and Repair of Cellular Phone

MODULE TITLE

MODULE CONTENT

LO 1. Prepare audio tools and workplace for maintenance/repair of audio products. LO 2. Diagnose faults of audio products and systems LO 3 Maintain and repair audio products and system Maintaining LO 1. Prepare an audio and Repairing video unit, tools and Audio – Video workplace for Products and maintenance and system repair of audio-video product and system. LO2. Diagnose faults of audio - video products and system. LO3 Maintain and repair audio - video products and system. Servicing and LO 1.Identify the parts of a Repairing Low – low-end cellular phone unit End Cellular and interpret the schematic Phone diagram LO2. Diagnose a low-end cellular phone unit and analyze the defects found. LO3 Maintain and repair a low-end cellular phone unit.

Suggested No. of Hours

Maintaining and Repairing Audio Products and system

Servicing and repairing High – End Cellular phone

LO 1.Identify the parts of a high - end cellular phone unit and interpret the schematic diagram LO2. Diagnose and analyze the defects found in a

75

100

90

135

5

high – end cellular phone unit. LO3 Maintain and repair a high -end cellular phone unit. LO 4. Test a repaired high – end cellular phone unit. LO 5. Install additional features

ASSESSMENT METHOD: Upon completion of each module, the students will be assessed through the following method: Written examination Demonstration Interview Direct observation Oral examination     

COURSE DELIVERY: (METHODOLOGY) The program will build on the present knowledge, skills and attitude of the students; thus the conduct will be highly participative. The strategies will focus on interactive, self-directed and reflective approaches. Lecture-discussion, demonstration method and hands on workshop will be included in the delivery of the program.

RESOURCES: Learning Elements/Handouts Electrical Safety Using Basic Electronic Hand Tools Diagrams Measuring resistance using VOM Connecting and Terminating Electronic Circuits Applying Quality Standards Electronic Component Testing Assembling AC – DC Power supply Maintaining and Repairing Electric Fan Maintaining and Repairing Microwave Oven Maintaining and Repairing Blender           

6

      

Maintaining and Repairing Washing Machine Maintaining and Repairing Electric Flat Iron Maintaining and Repairing Rice Cooker Maintaining and Repairing Audio Products and System Maintaining and Repairing Audio – Video Products and System Servicing and Repairing a Low – End Cellular Phone Servicing and Repairing a High – End Cellular Phone

Selections/Collections of Video Programs Safety Practices in Workshop Electrical Safety Electronic Hand Tools Electronic Components    

Transparency Electrical Safety Diagrams Meter scale reading Measuring Voltage using VOM Parts of multi-tester Resistor Color Coding Chart Electronic Components Specification       

Equipment Oscilloscope Audio Generator Distortion Analyzer Frequency Counter Sweep Generator Signal Generator Pattern Generator High Voltage Meter Audio Frequency Counter Analog/Digital Multitester Power Supply AM-FM Radio Receiver AM Radio Receiver Professional Audio/Public Address (PA) System MP3/MP4 Television Set PC Monitor Cellular Phone Unit Personal Protective Equipment - Safety goggles/Masks                   

7

- Rubber gloves

Domestic Appliances Electric Fan Microwave oven Blender Washing Machine Electric Flat Iron Rice Cooker Tools Driving Tools Screw Drivers (flat, Philips) o o Allen Wrench (hex) Precision Screw Drivers o Soldering/Desoldering Tools Soldering Iron o o Soldering Stand Desoldering Tool o Hot Air Soldering Tool o Splicing Tools o Long Nose Pliers Diagonal Cutting Pliers o o Wire Stripper Boring Tools o Mini-Drill Portable Electric Drill o Cutting Tools Utility Knife o o Hacksaw Auxiliary Tools Ball-peen Hammer o Magnifying Glass o o Paint Brush Cleaning Brush Cleaning Agent      













 

Materials      

Printed Circuit Board Ferric Chloride Solution Bread Board Soldering Lead Sets of Connector Alligator Clips

8

  



Electronic Components Speaker Wires Solid o o Stranded Masking Tape

QUALIFICATION OF TEACHERS: The teacher who will handle this course must possess the following qualifications: 

 

A graduate of BS in Electrical Engineering or BS in Industrial Education major in Electrical Technology/Electronics Technology with 21 units in Education course A professional teacher He/she must be a holder of at least National Certificate Level II, BWI and have undergone AQ1 and TQ1 Training.

BOOKS:

Buban, Peter andSchmitt, Marshall. Technical Electricity and Electronics, New York: Mc Graw-Hill: 1972. Grob, Bernard. Basic Electronics, 4 th Edition; New York: Mc Graw-Hill Company: 1977 Grob, Bernard. Electronics Circuits and Application; McGraw-Hill Company, USA: 1982 Markus, John. Electronics Dictionary, 4 th Edition; New York: McGraw-Hill Company: 1945 - Tan, Michael Q., Gantalao, Fred T., Lasala, Rommel M. Simple Electronics; Andes Mountain Printers: 2004 -

-

Enriquez, Marcelo T. Electronics Technology IV; Souvenir Publications, Inc.: 2003

-

Pagarigan, Marconi and Bandi, Sharif. Practical Electronics Solid State Servicing, Quapo, Manila: Electrolab Corporation, 1986 Staff of Electronic Enthusiasts, Project & Circuits Volume 1, Manila: 1982 - Goldberg, Joel. Troubleshooting Electronic Devices; Delmar Publishers, Inc:1994. - Mukay, Masaaki, Kobayashi, Ryozzo. TV Troubleshooting Manual. Pictorial Printers, Ltd: 1988.

- Perozzo, James. Practical Electronics T roubleshooting: Delmar Publishers, Inc: 1992.

9

- Ronan, David T. Practical VCR Repair; Delmar Publishers, Inc: 1995. - www.google.com - www.yahoo.com - http;//e-service.panasonic.com - http://uselessinfo.pwp.blueyonder.co.uk/hints_nokia.htm - http://uselessinfo.pwp.blueyonder.co.uk/nokia-dismantle.htm - http://repair4mobilephone.org/cell_phone.html - www.mobile-hardware.net - www.twisterflasher.com - http://uselessinfo.pwp.blueyonder.co.uk/hints_moto.htm - http://uselessinfo.pwp.blueyonder.co.uk/SIEMENSdismantle.htm - http://uselessinfo.pwp.blueyonder.co.uk/index.htm

10

MODULES OF INSTRUCTION

SECOND YEAR

11

UNIT OF COMPETENCY

:

USE BASIC ELECTRONIC HAND TOOLS

MODULE TITLE

:

Using Basic Electronic Hand Tools

MODULE DESCRIPTION

:

This module covers the knowledge, skills and attitudes on the choice of basic electronic hand tools their uses, proper handling and maintenance.

NOMINAL/ SUGGESTED DURATION

CERTIFICATE LEVEL :

NC II

PREREQUISITE

NONE

:

:

60 hrs

SUMMARY OF LEARNING OUTCOMES:

Upon completion of this module you should be able to: LO 1.

identify functional basic electronic hand tools;

LO 2.

use appropriate electronic hand tools based on safety equivalent; and

LO 3.

maintain basic electronic hand tools.

12

LO 1 Identify functional basic electronic hand tools

ASSESSMENT CRITERIA: 1. Electronic hand tools are identified and classified according to their applications. 2. Electronic hand tools are specified according to job requirements. 3. Functions of electronic hand tools are identified and explained.

CONTENTS:    

Classification of Electronic Hand Tool Functions of Various Electronic Hand Tools Identification of The Kinds of Electronic Hand Tools Specifying Electronic Hand Tools

CONDITION: Below are the classifications of electronic hand tools: Driving Tools Screw Drivers ( flat, Philips) o Allen Wrench (hex) o Precision screw drivers o Soldering/Desoldering Tools Soldering iron o o Soldering stand Desoldering tool o Splicing Tools Long Nose Pliers o Diagonal Cutting Pliers o Wire Stripper o Boring Tools o Mini – Drill Portable Electric Drill o Metal Files Flat File o o Half – Round file Round File o Cutting Tools Utility Knife o o Hacksaw 











13



Auxiliary Tools o Ball – peen Hammer Magnifying Glass o o Paint Brush

METHODOLOGIES:   

Lecture Group Discussion Demonstration

ASSESSMENT METHODS:   

Written test (objective type) Practical demonstration with oral questioning Performance test

14

LO 2 Use appropriate electronic hand tools based on safety equivalent

ASSESSMENT CRITERIA: 1. Electronic tools are chosen in accordance with the job requirements. 2. Electronic tools are used in accordance with the manufacturer’s manual. 3. Safety procedures in using electronic hand tools are practiced.

CONTENTS: 



Use of Appropriate Electronic Hand Tools Flat File o o Soldering Iron Safety Requirements with whe Use wf Personal Protective Equipment (PPE).

CONDITIONS: The following resources are needed: 



Various electronic hand tools o Screw drivers (flat and Philips) Pliers o long nose pliers diagonal pliers Puncher o Allen wrench (assorted) o Files (assorted) o o Hand Hacksaw with blade Soldering iron o o Desoldering tools Ball hammer o Wrenches o o Magnifying glass Cleaning brush o o Wire stripper PPE o Learning materials

15

Electronic Hand tools manual OHS manual o o Requisition slips PPE Workplace according to the given task/s o

 

METHODOLOGIES: Demonstration Self-paced/ Discovery Concept mapping   

ASSESSMENT METHODS: Performance Test Written test Practical demonstration with oral questioning   

16

LO 3 Maintain electronic hand tools ASSESSMENT CRITERIA: 1. Routine maintenance of electronic hand tools is practiced. 2. Electronic tools are kept safely in a designated location.

CONTENTS: Procedure in Maintaining Electronic Hand Tools Procedure in Storing Electronic Hand Tools  

CONDITIONS: The following resources are needed: Storage area Hand tools o Screw drivers (flat and Philips) Pliers o long nose pliers diagonal pliers Puncher o o Allen wrench (assorted) Files (assorted) o o Hand Hacksaw with blade Soldering iron o o Desoldering tools Ball hammer o Nut driver (assorted) o Magnifying glass o Cleaning brush o o Wire stripper PPE o Lubricants Clean rags Learning materials o Hand tools manual OHS manual o o Requisition slips  

  

METHODOLOGIES: Team Demonstration Self-paced/ Discovery  

ASSESSMENT METHODS: Practical demonstration with oral questioning. Performance Rubrics  

17

UNIT OF COMPETENCY

:

PERFORM MENSURATION AND CALCULATION

MODULE TITLE

:

PERFORMING MENSURATION AND CALCULATION

MODULE DESCRIPTION

:

This module covers the knowledge, skills and attitudes needed to identify, care, handle and use measuring instruments.


CERTIFICATE LEVEL :

NC II

PREREQUISITE

NONE

:

:

40 hrs


Upon completion of this module you should be able to: LO 1.

select measuring instruments;

LO 2.

carry out measurements and calculation; and

LO 3.

maintain measuring instruments.

18

LO 1 Select measuring instruments

ASSESSMENT CRITERIA:

1. Use of measuring tools is explained. 2. The scale of measuring instrument is interpreted. 3. Measuring instruments are specified per job requirements.

CONTENTS: 1. Measuring Tools and Their Uses 2. Reading the Scale of Measuring Instruments 3. Specification of Measuring Tools and Instruments

CONDITIONS: The following resources are needed: Electronic components (resistor, capacitor etc.) Instruments - Steel rule - Volt-Ohm-Milliameter Measuring Instrument Manual  




Lecture Discussion Demonstration

ASSESSMENT METHODS:  

Written test (objective type) Actual Performance Exam

19

LO 2 Carry out measurements and calculation

ASSESSMENT CRITERIA: 1. Calculations needed to complete tasks are performed. 2. Calculations involving conversion of units are interpreted. 3. Measurements are read based on the specific range setting of the task. 4. Accurate measurements are obtained for a job.

CONTENTS:   

Common Mathematical Prefixes Calibration of Measuring Instruments Conversion of Units (English to Metric & Vice Versa) for Measurement and Calculation

CONDITIONS: The following resources are needed:

-

Calibration / Reading of measuring instruments Instruments  

Steel rule Volt-Ohm-Milliammeter




Written test Practical demonstration with oral questioning

20

LO 3 Maintain measuring instruments ASSESMENT CRITERIA: 1. 2. 3.

Measuring instruments are handled properly. Measuring instruments are cleaned before and after they are used. Proper storage of instruments is undertaken according to the manufacturer’s specifications and standard operating procedures.

CONTENTS:  

Proper Handling of Measuring Instrument Proper Cleaning and Storing of Measuring Instruments

CONDITIONS: The following resources are needed: Measuring Instruments a. Steel rule b. Volt-Ohm Milliammeter 





Learning materials a. Measuring instrument manual b. Requisition slip Cleaning materials (rags, etc.)


Lecture Demonstration Role Playing

ASSESMENT METHODS  

Written test (objective type) Practical demonstration with oral questioning

21

UNIT OF COMPETENCY

:

PREPARE AND INTERPRET TECHNICAL DRAWING USED IN ELECTRONICS

MODULE TITLE

:

PREPARING AND INTERPRETING TECHNICAL DRAWING USED IN ELECTRONICS

MODULE DESCRIPTION

:

This module covers the knowledge, skills and attitudes needed to prepare interpret diagrams, electronics abbreviation and drawings, symbols and dimensions.

NOMINAL/SUGGESTED DURATION

CERTIFICATE LEVEL

:

NC II

PREREQUISITE

:

NONE

:

100 hrs.


Upon completion of this module, you should be able to:

LO 1. identify electronic components; LO 2. interpret electronic diagrams; LO 3. prepare electronic diagrams; and LO 4. store electronic diagrams based on established policies.

22

LO 1

Identify electronic components

ASSESSMENT CRITERIA: 1. Electronic components are classified based on their specification. 2. Electronic components are identified based on their functions.

CONTENTS:  

Types of Electronic Components Functions of Electronic Components

The following resources are needed: Kinds of Electronic Components Resistor o Capacitor o o Diode o Transistor o Thyristor IC o 


Discussion Schematic Diagram Reading Actual Exposure in Electronics Circuitry.


Written test Performance Test

23

LO 2

Interpret electronic diagrams

ASSESSMENT CRITERIA: 1. Electronic diagram are identified according to job requirements. 2. The equivalent components are distinguished based on the symbols given. 3. The connection of the electronic symbols in a circuit is traced.

CONTENTS: 



Kinds of Electronic Diagrams Pictorial Diagram o Block Diagram o o Schematic Diagram Wiring Diagram o Electronics Symbols

CONDITIONS: The following resources are needed: Actual electronic components Diagrams o Schematic diagram Pictorial o Block diagram o Wiring diagram o  


Lecture/Discussion Actual Diagram Reading Actual Exposure on Electronics Circuitry.


Written test (objective type) Performance test

24

LO 3 Prepare electronic diagrams

ASSESSMENT CRITERIA: 1. The symbols appropriate to the electronic components are used in the electronic diagrams. 2. Electronic diagrams are drawn based on the requirements of the job. 3. All the specifications required by the job are detailed in the diagrams drawn.

CONTENTS:  

Guidelines in Drawing Diagrams Standard Diagrams in Electronics

CONDITIONS: The following resources are needed: Instruments Drawing board o Rulers o o HB Pencil Materials Drawing paper o Actual electronics component o Learning materials o Diagrams Schematic diagram Pictorials diagram Block diagram Wiring diagram 





   

METHODOLOGIES:  

Lecture Demonstration



25

LO 4 Store electronic diagrams based on established policies

ASSESSMENT CRITERIA: 1. Electronic diagrams are recorded and an inventory is prepared. 2. Proper storage of diagram is undertaken.

CONTENTS:  

Recording of electronic diagrams Proper storage of electronic diagrams

CONDITIONS: The following resources are needed: Storage area for technical drawings Catalog Manuals on care and maintenance procedure of electronic diagram.   


Lecture Group Discussion

ASSESSMENT METHODS: 

Practical demonstration with oral questioning

26

UNIT OF COMPETENCY

:

TERMINATE AND CONNECT ELECTRICAL WIRING AND ELECTRONIC CIRCUIT

MODULE TITLE

:

TERMINATING AND CONNECTING OF ELECTRICAL WIRING AND ELECTRONIC CIRCUIT

MODULE DESCRIPTION

:

This unit covers the knowledge, skills and attitudes needed to terminate and connect an electrical wiring and electronic circuit.


CERTIFICATE LEVEL

:

NC II

PREREQUISITE

:

NONE

:

210 hrs



LO 1. make a simple electrical circuit; LO 2. prepare and connect a simple circuit in electronics; and LO 3. test a simple electrical and electronics circuit.

27

LO 1 Make a simple electrical circuit ASSESSMENT CRITERIA: 1. A simple circuit is made based on the required specifications. 2. Appropriate electrical symbols are used. 3. The specifications of electronic components are indicated.




Components of Simple Circuit Electronic Symbols Parts of a Simple Circuit o source load o path o o switch Procedure in Making Simple Circuit.

CONDITIONS: The following resources are needed: Tools and materials Pencil o Ruler o o Paper Sample of actual circuit Schematic diagram of a simple circuit Actual components of a simple circuit Handouts in circuit designing



   


Discussion Demonstration


Written test (objective type) Performance test on designing a simple circuit

28

LO 2 Prepare and connect a simple circuit in electronics ASSESSMENT CRITERIA: 1. Personal Protective Equipment & Occupational Health and Safety Policies are observed in accordance with industry standards. 2. Correct method in connection is used according to specification, requirements and safety policies. 3. Correct sequence of operation is followed according to the job specifications. 4. Electronic components are checked according to the specifications and task /s.

CONTENTS:     

Personal Protective Equipment Harnessing Wires Splices and Joints Circuit Analysis Circuit and Connection

CONDITIONS: The following resources are needed: Manuals Personal Protective Equipment o Occupational Health & Safety o o Electronic Hand tools Harnessing Wires o o Splices and Joints Actual sample of splices and joints Materials and components o Wires Cables o o Electrical tape Switch o Fuse o o Bulb Tool set includes the following but not limited to: pliers o cutter o screw driver (flat, Philip) o 

 



29


Lecture/Discussion Demonstration

ASSESSMENT METHOD:   

Written test Practical demonstration with oral questioning Role Playing

30

LO 3 Test a simple electrical and electronics circuit

ASSESSMENT CRITERIA: 1. Wiring/Circuit is checked in accordance with the circuit design. 2. Circuits are tested using the appropriate tools.

CONTENTS:  

Tools in Testing Circuits in Electronics Procedures in Testing a Simple Circuit

CONDITIONS: The following resources are needed: Simple circuit Power supply(0-12 VDC) Tools set includes the following but not limited to; o pliers cutter o o screw driver (flat, Philip) Analog/digital multitester   






Practical demonstration with oral questioning

31

UNIT OF COMPETENCY

:

APPLY QUALITY STANDARDS ON ELECTRONIC COMPONENT PARTS

MODULE TITLE

:

APPLYING QUALITY STANDARDS ON ELECTRONIC COMPONENT PARTS

MODULE DESCRIPTOR

:

This module covers the knowledge, skills and attitudes needed to apply quality standards in the electronic components. The unit also includes the application of relevant safety procedures and regulations, organization procedures and customer requirements.


CERTIFICATE LEVEL

:

NC II

PREREQUISITE

:

NONE

:

90 hrs

SUMMARY OF LEARNING OUTCOMES: Upon completion of this module, you should be able to:

LO 1.

assess quality of received electronic components;

LO 2.

assess own work; and

LO 3.

engage in quality improvements.

32

LO 1 Assess quality of received electronic components

ASSESSMENT CRITERIA: 1. Quality of the electronic components is checked a ccording to the specifications. 2. Quality standard electronic components are separated from sub-standard electronic components. 3. Electronic components, which do not conform to qu ality standard are identified and marked for disposal.


Quality inspection procedure Identification and isolation of faulty electronic components. Samples of good and faulty electronic components.

CONDITIONS: The following resources are needed:  

Assorted Electronic Components (20 pcs. for each kind) Multi-Tester




Written test (objective type) Demonstration

33

LO 2 Assess own work

ASSESSMENT CRITERIA: 1. The quality standard set by the organization is followed. 2. Completed work is checked against the organizational work procedures on tools. 3. Information on the quality of the performance is recorded in accordance with the organizational quality procedures. 4. Deviations from specified quality standard and their causes are reported in accordance with the organizational work procedures.

CONTENTS:  

The PDCA Cycle Assessing One’s Work Using the PDCA Cycle

CONDITIONS: The following resources are needed: Case study Report Form in Quality Improvements  


Lecture Discussion Case study


Written test Case study

34

LO 3 Engage in quality improvements ASSESSMENT CRITERIA: 1. Existing organizational work procedures are assessed. 2. Process improvement procedures are applied and implemented. 3. Information on quality of organizational performance is recorded. 4. Deviations from specified quality standards and their causes are reported. 5. Improvement in work procedures is recommended.

CONTENTS:  



Assessing the Organizational Work Procedure Applying the PDCA Cycle in Organizational Work Improvement Procedure Preparing a Report and Recommendation

CONDITIONS: The following resources are needed: Case study Report Form in Quality Improvement  


Lecture Group Discussion Case study


Role Playing Case study

35


THIRD YEAR

36

UNIT OF COMPETENCY

:

ASSEMBLE AND DISSAMBLE CONSUMER ELECTRONIC PRODUCTS AND SYSTEM

MODULE TITLE

:

ASSEMBLING AC-DC POWER SUPPLY

MODULE DESCRIPTION

:

This unit covers the knowledge, skills and attitudes required to assemble consumer electronic products and systems.


CERTIFICATE LEVEL :

NC II

PREREQUISITE

NONE

:

:

50 hrs


Upon completion of this module, you should be able to: LO 1.

identify the parts and electronic components of an AC-DC power supply; and

LO 2.

assemble AC-DC power supply on the printed circuit board.

37

LO 1 Identify the parts and electronic components of an AC-DC Power supply

ASSESSMENT CRITERIA: 1. The types of AC – DC power supply are enumerated. 2. The parts of an AC-DC power supply are identified. 3. The electronic components needed to assemble an AC-DC power supply are listed and acquired.

CONTENTS: 1. Types of AC-DC Power Supply 2. Parts of AC-DC Power Supply 3. Electronic Components of AC-DC Power Supply

CONDITIONS: The following resources are needed: Textbooks Manuals AC-DC power supply   



ASSESSMENT METHOD: 

Written test (objective type)

38

LO 2 Assemble AC-DC power supply on the printed circuit board

ASSESSMENT CRITERIA: 1. Printed circuit board design and etching of AC-DC power supply are prepared. 2. Electronic components are mounted and soldered at the appropriate location on the printed circuit board. 3. All auxiliary components including the transformer are interconnected on the printed circuit board. 4. Assembled AC-DC power supply is tested and defects are corrected.

CONTENTS: 







Designing and etching of printed circuit board of AC-DC power supply Mounting and Soldering Electronic Components on the Printed Circuit Board. Interconnecting All Auxiliary Components including the Transformers from the Chassis. Testing AC-DC Power Supply.

CONDITIONS: The following resources are needed:

- Textbooks on AC/DC power supply assembly. - Manuals on occupation health and safety policies - Electronic tool and equipment     

Soldering Iron Desoldering tool Screwdriver (Flat / Philip) Wire stripper / Utility knife Pliers Diagonal cutting pliers long nose pliers High grade magnifying glass with lamp Cleaning brush Soldering lead Cleaning agent Wires Stranded Solid  

    

 

39

 

   



Pre-design Printed Circuit Boards (PCB) Mini drill with drill bit 91/16,1/8) with adaptor (+12VDC supply) Sand paper Pencil Ruler AC-DC power supply kit (1.5 – 12 volts variable power supply) Analog multi tester (voltmeter / VOM)


Group Discussion Demonstration Actual testing of AC/DC power supply


Demonstration

40

UNIT OF COMPETENCY

:

MAINTAIN AND REPAIR ELECTRONICALLY CONTROLLED DOMESTIC APPLIANCES

MODULE TITLE

:

MAINTAINING AND REPAIRING ELECTRIC FAN

MODULE DESCRIPTION

:

This unit covers the knowledge, skills and attitudes on maintaining and repairing electric fan.


CERTIFICATE LEVEL

:

NC II

PRE-REQUISITE

:

NONE

:

60 hrs


Upon completion of this module, the you should be able to:

LO 1. identify the parts and functions of an electric fan; LO 2. diagnose and troubleshoot an electric fan; and LO 3. maintain and repair an electric fan.

41

LO 1 Identify the parts and function of an electric fan ASSESSMENT CRITERIA: 1. The operation of an electric fan is explained. 2. Parts of an electric fan are identified. 3. The functions of its parts are explained.


The Operation of an Electric Fan The Parts of an Electric Fan are Identified Function of Each Part


Actual part s of Electric Fan o External fan guard blade stand switch/speed control back & front cover timer oscillating control Internal o Non – polarized capacitor motor resistor gear Integrated Circuit Service manual       

    







42

LO 2 Diagnose and troubleshoot an electric fan

ASSESSMENT CRITERIA: 1. Pre-testing procedure is followed in accordance with the manufacturer’s manual. 2. System defect/fault symptoms are identified using appropriate tools and equipment. 3. Identified defects and faults are explained to the responsible person. 4. Results of diagnosis and testing are documented. 5. Troubleshooting is performed in accordance with the service manual.


Procedure and Techniques in Pre-Testing of The Electric fan Troubleshooting Procedure Tools for Testing Possible Faults and Corresponding Remedies - Mechanical faults - Electrical faults -switch -motor - wiring - plugs and cords - fuse

CONDITIONS: The following resources are needed: Service Manual of electric fan Electric Fan o Functional Defective o Screw drivers (Philip, flat) Pliers Diagonal pliers o o long nose pliers long chain nose pliers o Soldering Iron Wire stripper Wrench (assorted)  

 

  

43

   

Desoldering tools Cleaning brush Test jig High grade magnifying glass


Discussion Demonstration Self-paced/ Discovery


Written test (objective type) Performance Test

44

LO 3 Maintain and and repair an electric electric fan ASSESSMENT CRITERIA: 1. Personal Protective Equipment are used in accordance with Occupational Health and Safety practices. 2. Electro-Static Discharge (ESD) protection procedure is followed. 3. Defective parts/components are replaced with identical equivalent ratings and repaired at the specified location. 4. Control settings/adjustments are performed in conformity with service-manual specifications. 5. The unit is cleaned after the maintenance and repair activity.

CONTENTS:



Electro-Static Discharge (ESD) Protection Procedure Component Checking and Replacement



Specification of Replacement Parts



Repair Procedure



CONDITIONS: The following resources are needed: Testing Instruments - Multi-testers (Analog/Digital) 



Electronic hand tools - Screw drivers (Philip, flat) - Pliers diagonal pliers long nose pliers long chain nose pliers - Soldering Iron - Wire stripper - Desoldering tools - Cleaning brush - Test jig - High grade magnifying glass Personal Protective Equipment Working Clothes/Apron o o Hand gloves Face/Dust Mask o o Goggles   



45

 



 

Workbench Materials Wire, various sizes o o Soldering lead Rags o o Cleaning brush Soldering paste o o Lubricants o Job report sheets Cleaning agent o Spare Electronic components of electric fan Capacitor o o Fusible resistor Spare motor Defective Electric fan


Lecture / Discussion Demonstration Written test


Demonstration Performance test on troubleshooting and repairing of electric fan

46

UNIT OF COMPETENCY

:


MODULE TITLE

:

MAINTANING AND REPAIRING MICROWAVE OVEN

MODULE DESCRIPTION

:

This module covers the knowledge, skills and attitudes needed for maintaining and repairing a microwave oven

NOMINAL/SUGGESTED NOMINAL/SUGGESTE D DURATION

CERTIFICATE LEVEL

:

NC II

PREREQUISITE

:

NONE

:

30 hrs


Upon completion of this module, you should be able to: LO 1. identify the parts and functions of a microwave microwave oven; LO 2. diagnose a microwave oven and analyze defects found; and LO 3. maintain and repair a microwave oven.

47

LO 1 Identify the parts and functions of a microwave oven ASSESSMENT CRITERIA: 1. The operation of a microwave oven is explained. 2. The parts of a microwave oven are identified. 3. The functions of its part are discussed. CONTENT:   

Operation of a Microwave Oven Parts of a Microwave Oven Function of its Parts

CONDITIONS: The following resources are needed: Actual unit of microwave oven Functional o Defective o Internal parts o Resistor Diode Capacitor Integrated Circuit Transistor Transformer External parts o Casing Plug Power Cord Switch Fuse Manual Service manual o Parts of a microwave oven o 

     

    






Written test (objective type) Performance Test

48

LO 2 Diagnose a microwave oven and analyze the defects found ASSESSMENT CRITERIA: 1. Pre-testing procedure is performed in accordance with manufacturer’s instructions. 2. System defects/fault symptoms are identified using appropriate tools and equipment. 3. Identified defects and faults are explained to the responsible person. 4. Results of diagnosis and testing are documented and followed according to manufacture’s specification. 5. Troubleshooting is performed based on the service manual. 6. Safety practices are observed during troubleshooting of microwave oven.

CONTENT:     

Possible Faults and Corresponding Remedies Tools used in Pre-Testing a Microwave Oven Pre-Testing Procedure of a Microwave Oven Troubleshooting Procedure of a Microwave Oven Safety Practices in Troubleshooting Microwave Oven

CONDITIONS The following resources are needed: Service Manual Microwave oven o Functional microwave oven Defective microwave oven o Electronic hand tools Screw drivers (Philip, flat) o Pliers o - Diagonal pliers - long nose pliers - long chain nose pliers o Soldering Iron Wire stripper o o Wrench (assorted) Desoldering tools o Cleaning brush o o Test jig High grade magnifying glass o  



49




Written test Demonstration

50

LO 3 Maintain and repair a microwave oven ASSESSMENT CRITERIA: 1. Personal protective equipment is used in accordance with Occupational Health and Safety practices. 2. Defective parts/components are replaced with identical equivalent ratings and repaired at the specified location. 3. Control settings/adjustments are performed in conformity with service-manual specifications. 4. Repair activity is performed within the required timeframe.

CONTENTS: Component Replacement Guide 





Component Checking and Replacement Procedures in Maintaining and Repairing of a Microwave Oven

CONDITIONS: The following resources are needed: Testing Instruments o Multi-testers (Analog/Digital) Electronic hand tools o Screw drivers (assorted) Pliers (assorted) o o Soldering Iron Wire stripper o Personal Protective Equipment Working Clothes/Apron o Hand gloves o Face/Dust Mask o Workbench Materials Wire, various sizes o o Soldering lead Rags o Cleaning brush o Reference Manual Semiconductor Electronic Component Guide (ECG) o 





 



51


Demonstration Group Discussion


Demonstration

52

UNIT OF COMPETENCY

:


MODULE TITLE

:

MAINTAINING AND REPARING A BLENDER

MODULE DESCRIPTION

:

This unit covers the knowledge, skills and attitudes in maintaining and repairing a blender.


CERTIFICATE LEVEL

:

NC II

PRE-REQUISITE

:

NONE

:

30 hrs



LO 1. identify the parts and functions of a blender; LO 2. diagnose/troubleshoot blender defects; and LO 3. maintain and repair blender.

53

LO 1 Identify the parts and functions of a blender

ASSESSMENT CRITERIA: 1. The parts and their functions are identified based on manufacturer’s service manual. 2. Parts are handled in accordance with manufacturer’s service manual.

CONTENT: 

Parts and Functions of Blender

CONDITIONS: Students/trainees must be provided with the f ollowing: Blender Internal parts o Motor Thermal Fuse o External parts Switch o Plug & cord o Casing o Blade o Manual Service manual o 

 







54

LO 2

Diagnose/troubleshoot a blender defects

ASSESSMENT CRITERIA: 1. Pre-testing procedure is observed in accordance with the manufacturer’s instructions. 2. System defects/fault symptoms are identified using appropriate tools and equipment and in accordance with safety procedures. 3. Identified defects and faults are explained to the responsible person (teacher as in the case of students) in accordance with the enterprise or company policy and procedures. 4. Results of diagnosis and testing are documented accurately and completely within the specified time frame. 5. Customers (Assessors/Teachers) are advised/informed regarding the status and serviceability of the unit as per procedure.

CONTENTS:  

Pre-testing Procedure of Blender Troubleshooting Guide (Faults and Remedies) of a Blender

CONDITIONS: Students/trainees must be provided with the f ollowing: Service Manual Blender Electronic hand tools Screw drivers (Philip, flat) o o Pliers - diagonal pliers - long nose pliers - long chain nose pliers Soldering Iron o Wire stripper o Wrench (assorted) o o Desoldering tools Cleaning brush o o Test jig High grade magnifying glass o METHODOLOGIES:   

 


55



Self-paced/ Discovery



56

LO 3 Maintain and repair blender

ASSESSMENT CRITERIA: 1. Personal protective equipment is used in accordance with the Occupational Health and Safety practices. 2. Defective parts/components are replaced with identical equivalent ratings and repaired in accordance with the current industry standards. 3. Control settings/adjustments are performed in conformity with the service-manual specifications. 4. Repair activity is performed within the required time fra me. 5. Cleaning of unit is performed in accordance with the standard procedure.


Occupational Health and Safety Practices Component Checking and Replacement Procedure in Maintaining and Repairing a Blender

CONDITIONS: Students/trainees must be provided with the f ollowing: Testing Instruments Multi-testers (Analog/Digital) o Electronic hand tools Screw drivers (assorted) o o Pliers (assorted) Soldering Iron o o Wire stripper Personal Protective Equipment o Working Clothes/Apron Hand gloves o o Face/Dust Mask 





 

Workbench Materials Wire, various sizes o Soldering lead o Rags o Cleaning brush o

57


Demonstration Group Discussion Self-paced/ Discovery

ASSESSMENT METHODS: Written test (objective type) Practical demonstration with oral questioning

58

UNIT OF COMPETENCY

:


MODULE TITLE

:

MAINTAINING AND REPAIRING WASHING MACHINE

MODULE DESCRIPTION

:

This unit covers the knowledge, skills and attitudes on maintaining and repairing washing machine.


CERTIFICATE LEVEL

:

NC II

PREREQUISITE

:

NONE

SUMMARY OF LEARNING OUTCOMES

:

70 hrs

:


LO 1. identify the parts and functions of a washing machine; LO 2. diagnose/troubleshoot washing machine defects; and LO 3. maintain and repair washing machine.

59

LO 1 Identify the parts and functions of washing machine

ASSESSMENT CRITERIA: 1. The parts and their functions are identified based on manufacturer’s service manual. 2. Parts are handled in accordance with the manufacturer’s service manual.

CONTENTS:  

Parts and Functions of Washing Machine Block Diagram of Electronically Controlled Washing Machine

CONDITIONS: Students/trainees must be provided with the f ollowing: Washing Machine Internal parts o Motor 



External parts Timer Speed Control Plug & Cord Casing Manual Service manual o o

   







60

LO 2 Diagnose/troubleshoot washing machine defects

ASSESSMENT CRITERIA: 1. Pre-testing procedure is observed in accordance with the manufacturer’s instructions. 2. System defect and fault symptoms are identified using appropriate tools and equipment and in accordance with the safety procedure. 3. Identified defects and faults are explained to the responsible person (the teacher) in accordance with the enterprise or company policy and procedure. 4. Results of diagnosis and testing are documented accurately and completely within the specified timeframe. 5. Customers (Assessors/Teachers) are advised/informed regarding the status and serviceability of the unit as per procedure.

CONTENTS: 



 



Procedure and Techniques in Performing Pre-testing of the Washing Machine Troubleshooting Guide (Faults & Remedies) for Washing Machine Procedure in Assembling and Disassembling Electric Fan Mechanical Faults in Washing Machine gear o bushing o o spacers washer o lubrication o Electrical faults in washing machine. switch o motor o wiring o plugs and cords o o fuse

CONDITIONS: Students/trainees must be provided with the f ollowing: Washing Machine o Functional washing machine Defective washing machine o 

61

 

Service Manual of Washing Machine Electronic hand tools Screw drivers (Philip, flat) o o Pliers Diagonal Pliers o o long nose pliers long chain nose pliers o o Soldering Iron Wire stripper o Wrench (assorted) o o Desoldering tools Cleaning brush o o Test jig High grade magnifying glass o




Narrative report writing Demonstration

62

LO 3 Maintain and repair washing machine

ASSESSMENT CRITERIA: 1. Personal protective equipment is used in accordance with the Occupational Health and Safety practices. 2. Electro-static discharge (ESD) protection procedure is followed in accordance with the current industry standards. 3. Defective parts/components are replaced with the identical equivalent ratings and repaired in accordance with the current industry standards. 4. Control settings/adjustments are performed in conformity with the service-manual specifications. 5. Repair activity is performed within the required time fra me. 6. Cleaning of unit is performed in accordance with standard procedure.


Occupational Health and Safety practices Electro-static Discharge (ESD) Protection Procedure Component Checking and Replacement of Washing Machine Procedures in Maintaining and Repairing of Washing Machine

CONDITIONS: Students/trainees must be provided with the f ollowing: Washing Machine Functional Washing Machine o o Defective Washing Machine 





Testing Instruments Multi-testers (Analog/Digital) o Electronic hand tools Screw drivers (assorted) o o Pliers (assorted) Soldering Iron o o Wire stripper Personal Protective Equipment o

63

o o o o o o



Working Clothes/Apron Hand gloves Face/Dust Mask Goggles Safety shoes Workbench

Materials o Wire, various sizes Soldering lead o o Rags Cleaning brush o





64

UNIT OF COMPETENCY

:


MODULE TITLE

:

MAINTAINING AND REPAIRING ELECTRIC FLAT IRON

MODULE DESCRIPTION

:

This unit covers the knowledge, skills and attitudes in maintaining and repairing electric flat iron.


CERTIFICATE LEVEL

:

NC II

PRE-REQUISITE

:

NONE

:

30 hrs



LO 1. identify the parts and functions of electric flat iron; LO 2. diagnose/troubleshoot electric flat iron defects; and LO 3. maintain and repair electric flat iron.

65

LO 1 Identify the parts and function of electric flat iron

ASSESSMENT CRITERIA: 1. The parts of electric flat iron and their functions are identified based on the manufacturer’s service manual. 2. Parts are handled in accordance with the manufacturer’s service manual.

CONTENTS:  

Parts of Electric Flat Iron and its Function Functions of the Parts of Electric Flat Iron

CONDITIONS: Students/trainees must be provided with the f ollowing: Flat iron parts may include but not limited to Internal Parts o Thermal Fuse Heating Element External Parts o Plug & Cord Casing Handle Manual o Service manual 

 

  




Lecture/Discussion Demonstration Self-paced/ Discovery



66

LO 2 Diagnose/troubleshoot electric flat iron defects

ASSESSMENT CRITERIA: 1. Pre-testing procedure is observed in accordance with the manufacturer’s instructions. 2. System defect/fault symptoms are identified using appropriate tools and equipment and in accordance with the safety procedures. 3. Identified defects and faults are explained to the responsible person (the teacher) in accordance with the enterprise or company policy and procedures. 4. Results of diagnosis and testing are documented accurately and completely within the specified time frame. 5. Customers (Assessors/Teachers) are advised/informed regarding the status and serviceability of the unit as per procedure.

CONTENTS: Procedure and Techniques in Performing Pre-testing of the Electric Flat Iron Troubleshooting Guide (Faults & Remedies) of Electric Flat Iron Tools, Equipment and Devices in Troubleshooting Electric Flat Iron 





CONDITIONS: Students/trainees must be provided with the f ollowing: Service Manual Electric Flat iron o Functional Electric Flat Iron Defective Electric Flat Iron o Electronic hand tools Screw drivers (Philip, flat) o o Pliers diagonal pliers long nose pliers long chain nose pliers Soldering Iron o o Wire stripper Wrench (assorted) Desoldering tools Cleaning brush  



  

  

67



Test jig


Lecture/ Discussion Demonstration Self-paced/ Discovery


Written test (objective type) Demonstration Performance Test

68

LO 3 Maintain and repair electric flat iron

ASSESSMENT CRITERIA: 1. Personal protective equipment is used in accordance with Occupational Health and Safety practices. 2. Defective parts/components are replaced with identical equivalent ratings and repaired in accordance with the current industry standards. 3. Control settings/adjustments are performed in conformity with service-manual specifications. 4. Repair activity is performed within the required time fra me. 5. Cleaning of unit is performed in accordance with standard procedure.

CONTENTS:  

Procedures in Maintaining and Repairing of Electric Flat Iron Proper Care of Electric Flat Iron

CONDITIONS: Students/trainees must be provided with the f ollowing: Electric Flat Iron Functional electric flat iron o Defective electric lat iron o Testing Instruments Multi-testers (Analog/Digital) o Electronic hand tools o Screw drivers (assorted) Pliers (assorted) o o Soldering Iron Wire stripper o Personal Protective Equipment Working Clothes/Apron o o Hand gloves Face/Dust Mask o Workbench Materials Wire, various sizes o Soldering lead o o Rags 







 

69

Cleaning brush Service manual Part list of electric flat iron o

 




Written test (objective type) Demonstration Performance test

70

UNIT OF COMPETENCY

:


MODULE TITLE

:

MAINTAINING AND REPAIRING RICE COOKER

MODULE DESCRIPTION

:

This module covers the knowledge, skills and attitudes on maintaining and repairing rice cooker.


CERTIFICATE LEVEL

:

NC II

PREREQUISITE

:

NONE

:

30 hrs



LO 1. identify the parts and functions of a rice cooker; LO 2. diagnose a rice cooker and analyze the defects found; and LO 3. maintain and repair rice cooker.

71

LO 1 Identify the parts and functions of a rice cooker

ASSESSMENT CRITERIA: 1. The operation of a rice cooker is explained. 2. The parts of a rice cooker are identified based on the manufacturer’s manual. 3. The functions of each part are explained.


Operation of a Rice Cooker Parts of a Rice Cooker Functions of its Parts Applications and Uses of Rice Cooker

CONDITIONS: The following resources are needed: Actual Parts Rice Cooker Internal parts o Heating Element Switch External parts o Plug & Cord Casing Pilot lamp 

 

  


Lecture/ Discussion Demonstration



72

LO 2 Diagnose a rice cooker and analyze the defects found ASSESSMENT CRITERIA: 1. Pre-testing procedure is performed in accordance with the manufacturer’s instructions. 2. System defects/fault symptoms are identified using appropriate tools and equipment. 3. Identified defects and faults are explained to the person in authority. 4. Results of diagnosis and testing are documented. 5. Troubleshooting is performed in accordance with the service manual.


Procedures and Techniques in Pre-Testing a Rice Cooker Possible Faults and Corresponding Remedies Tools, Equipment and Devices used in Troubleshooting a Rice Cooker

CONDITIONS: The following resources are needed: Rice cooker Functional Rice Cooker o o Defective rice Cooker Tools, Equipment, Manuals Service Manual 

 




Written test (objective type) Actual/Practical Test

73

LO 3 Maintain and repair a rice cooker ASSESSMENT CRITERIA: 1. Personal Protective Equipment is used in accordance with the Occupational Health and Safety practices. 2. Defective parts/components are replaced with the identical equivalent ratings and repaired at the specified location. 3. Control settings/adjustments are performed in conformity with the service-manual specifications. 4. Repair activity is performed within the required time fra me. 5. The unit is cleaned after the maintenance and repair activity.

CONTENTS: 

Component Checking and Replacement of Rice Cooker



Service-Manual Specifications of Rice Cooker



Identifying the Specification of Replacement Parts of Rice Cooker

CONDITIONS: The following resources are needed: Rice Cooker Functional Rice Cooker o Defective Rice Cooker o Testing Instruments Multi-testers (Analog/Digital) o Electronic hand tools Screw drivers (assorted) o o Pliers (assorted) Wire stripper o Personal Protective Equipment Working Clothes/Apron o o Hand gloves Workbench Materials o Wire, various sizes Rags o Cleaning brush o 







 

74







75


FOURTH YEAR

76

UNIT OF COMPETENCY

:

MAINTAIN AND REPAIR AUDIOVIDEO PRODUCTS AND SYSTEM

MODULE TITLE

:

MAINTAINING AND REPAIRING AUDIO PRODUCTS AND SYSTEM

MODULE DESCRIPTION

:

This module covers the knowledge, skills and attitudes required to maintain and repair audio products and system including diagnosing faults, reassembling and testing audio products and preparing reports.


:

75 hrs

CERTIFICATE LEVEL

:

NC II

PREREQUISITE

:

Before the student can take this module, he/she should be able to tests in different electronic components. In case training is required, he/she may take the module applying quality standards.

SUMMARY OF LEARNING OUTCOMES: Upon completion of this module, you should be able to: LO 1.

prepare audio units and workplace for maintenance/repair of audio products;

LO 2.

diagnose faults of audio products and systems; and

LO 3.

maintain and repair audio products and system.

77

LO 1 Prepare audio units, tools and workplace for maintenance and repair of audio products ASSESSMENT CRITERIA: 1. Work station is cleaned for repair activities in line with the company requirements. 2. Necessary tools, test instruments and Personal Protective Equipment are prepared in accordance with their application or use. 3. Service manuals and service information required for repair and maintenance are used as references.

CONTENTS:  



Work Safety Requirements Tools, Equipment and Devices for Repairing Audio Products and System. 5’ S Application






Equipment o AM- FM Radio Receiver AM Radio receiver o Professional audio/public address (PA) system (power o amplifier) MP3 o Instruments o Signal Generator-AF/RF Analog/Digital VOM o Oscilloscope o o Power Supply Audio Frequency Counter o o Distortion Analyzer

Electronic Hand Tools o Soldering Iron Soldering Stand o o Desoldering Tools Set of Screw Drivers (Philip, Flat) o

78

Pliers o Long Nose Pliers o Diagonal Pliers o Long Chain Nose Pliers Utility Knife Cleaning Brush

o

o o





Supplies and Materials o Electronic Components Soldering Lead o o Wires Silicon Grease o o Soldering Flux Requisition Slip o Accessories PPE o Working clothes Hand Gloves Mask Goggles    



Learning Materials o Work Plan Service Manuals o o IC Manuals Learning Elements o

METHODOLOGIES:    

Lecture/Discussion Demonstration Self-paced/Modular approach Simulation


Demonstration

79

LO 2 Diagnose faults of audio products and systems ASSESSMENT CRITERIA: 1. Systematic pre-testing procedure is performed in accordance with the manufacturer’s instructions. 2. System defects/fault symptoms are identified using appropriate tools and equipment in accordance with safety procedure. 3. Results of diagnosis and testing are documented. 4. Identified defects and faults are explained.


Common Symptoms/Defects of Audio Products and System Schematic Diagram of Audio Products and System Troubleshooting Guide in Audio Products and System 5’S Application






Equipment AM- FM Radio Receiver o o AM Radio receiver Professional audio/public address (PA) system (power o amplifier) MP3/MP4 o o VCD/DVD Player Instruments Signal Generator-AF/RF o o Analog/Digital VOM Oscilloscope o o Power Supply Audio Frequency Counter o Distortion Analyzer o Electronic Hand Tools Soldering Iron o o Soldering Stand Desoldering Tools o Set of Screw Drivers (Philip, Flat) o

80

o

o o

Pliers o Long Nose Pliers o Diagonal Pliers o Long Chain Nose Pliers Utility Knife Cleaning Brush

Supplies and Materials o Electronic Components Soldering Lead o o Wires Silicon Grease o o Soldering Flux Requisition Slip o



Accessories Working Clothes o



Learning Materials Work Plan o o Service Manuals IC Manuals o Learning Elements o





ASSESSMENT METHODS:

 

Oral questioning Performance Test with Rubrics

81

LO 3 Maintain and repair audio products and system

ASSESSMENT CRITERIA: 1. Defective parts/components are replaced with their appropriate equivalent. 2. Repaired parts/components are soldered in accordance with the best practice in industry. 3. Substitutions of parts are done in accordance with the manufacturer’s specification. 4. Repair activity is performed within the required time f rame. 5. Care and extreme precaution in handling the unit/product are observed.

CONTENTS:  

Instruction in Repairing the Defective Audio Products Procedure in Pre-testing Audio Products and System






Equipment AM- FM Radio Receiver o o AM Radio receiver DVD/VCD player o Professional audio/public address (PA) system (power o amplifier) MP3/MP4 o Instruments o Signal Generator-AF/RF Analog/Digital VOM o Power Supply o Electronic Hand Tools Soldering Iron o Soldering Stand o Desoldering Tools o Set of Screw Drivers (Philip, Flat) o o Pliers

82

Long Nose Pliers Diagonal Pliers Utility Knife Cleaning Brush  

o o





Supplies and Materials o Electronic Components Soldering Lead o o Wires Requisition Slip o Accessories PPE o Working clothes Hand Gloves Mask Goggles Learning Materials Work Plan o o Service Manuals IC Manuals o o Learning Elements    



METHODOLOGIES: ● Demonstration ● Self-paced approach


Direct observation Oral questioning Performance test using rubrics

83

UNIT OF COMPETENCY

:

MAINTAIN AND REPAIR AUDIOVIDEO PRODUCTS AND SYSTEM

MODULE TITLE

:

MAINTAINING AND REPAIRING AUDIO - VIDEO PRODUCTS AND SYSTEM

MODULE DESCRIPTION

:

This unit covers the knowledge, skills and attitudes required to maintain and repair audio - video products and system including diagnosing faults and reassembling video products and system.


CERTIFICATE LEVEL

:

NC II

PREREQUISITE

:

NONE

:

100 hrs


Upon completion of this module, you should be able to: LO 1. prepare an audio - video unit, tools and workplace for maintenance and repair of audio - video products and system; LO 2. diagnose faults of audio - video products and system; and LO 3. maintain and repair the audio - video products and system.

84

LO 1 Prepare an audio - video unit, tools and workplace for maintenance and repair of video products and system

ASSESSMENT CRITERIA: 1. Work station is cleaned and set for repair activities in line with the workplace requirements. 2. Necessary tools, test instruments and Personal Protective Equipment are prepared in line with the job requirements. 3. Service manuals and service information required for repair/maintenance are used as reference.

CONTENTS:  



Work Safety Requirements Tools, Equipment and Devices for Repairing Audio - Video Products & Systems Service Manuals

CONDITIONS: The following resources are needed: Equipment o Television PC Monitor o Wires Silicon Grease Soldering Flux Requisition Slip Accessories PPE Working clothes o Hand Gloves o o Mask Goggles o Learning Materials: Work Plan o o Service Manuals IC Manuals o o Learning Elements 

     



85





86

LO 2 Diagnose faults of audio - video products and system ASSESSMENT CRITERIA: 1. Systematic pre-testing procedure is observed in accordance w ith the manufacturer’s instructions. 2. System defects/fault symptoms are identified using the appropriate tools and equipment. 3. Results of diagnosis and testing are documented. 4. Identified defects and faults are explained to the person in authority.






Common Symptoms/Defects of Audio - Video Products and System Different Test Instruments and Hand Tools Block and Schematic Diagram of Audio - Video Products and System Pre-testing Procedure in Diagnosing Faults in Video Products and System Troubleshooting Guide in Audio - Video Products and System

CONDITIONS: The following resources are needed: Equipment o Television o PC Monitor 



Instruments o Step down transformer Analog/Digital VOM o Oscilloscope o High Voltage Tester o Electronic Hand Tools o Soldering Iron Soldering Stand Desoldering Tools Set of Screw Drivers (Philip, Flat) Pliers Long Nose Pliers Diagonal Pliers     

 

87

Long Chain Nose Pliers Utility knife Cleaning Brush 

 





Supplies and Materials Electronic Components o o Soldering Lead Wires o Silicon Grease o Soldering Flux o o Requisition Slip Accessories: PPE-Working clothes o o

Learning Materials: Work Plan Service Manuals IC Manuals Learning Elements    


Lecture Demonstration Try-out exercise


Written test (objective type) Oral Questioning Demonstration

88

LO 3 Maintain and repair audio - video products and system ASSESSMENT CRITERIA: 1. Defective parts/components are replaced with their counterparts and repaired at the specific location. 2. Control settings adjustments are performed in conformity with the service manual. 3. Repair activity is performed within the required time f rame. 4. Care and extreme precaution in handling the unit are observed in accordance with the manufacture’s recommendation. 5. The unit is reassembled and tested. 6. The unit is cleaned after the repair activity.

CONTENTS: Reading Schematic Diagrams Procedure in Repairing Audio - Video Products Assembling and Testing Audio - Video Products

  

CONDITIONS: The following resources are needed: Equipment o Television PC Monitor o 



Instruments o Step down transformer Analog/Digital VOM o o Oscilloscope High Voltage Tester o o Electronic Hand Tools Soldering Iron Soldering Stand Desoldering Tools Set of Screw Drivers (Philip, Flat) o Pliers Long Nose Pliers Diagonal Pliers Long Chain Nose Pliers Utility Knife o Cleaning Brush o    

  

89





Supplies and Materials: o Electronic Components Soldering Lead o o Wires Silicon Grease o Soldering Flux o o Requisition Slip Accessories PPE-Working clothes o o

Learning Materials Work Plan Service Manuals ECC substitutional manual Learning Elements    

METHODOLOGIES: ● ● ● ●

Demonstration Group Discussion Self-paced approach Experimentation


Written test (objective type) Direct Observation

90

UNIT OF COMPETENCY

:

SERVICE AND REPAIR OF CELLULAR PHONE

MODULE TITLE

:

SERVICING AND REPAIRING LOWEND CELLULAR PHONE

MODULE DESCRIPTION

:

This module covers the knowledge, skills and attitudes required in the service and repair of low – end cellular mobile phones for text and call features.


CERTIFICATE LEVEL

:

NC II

PREREQUISITE

:

NONE

:

90 hrs

SUMMARY OF LEARNING OUTCOMES: Upon completion of this module, you should be able to: LO 1. identify the parts of a low-end cellular phone unit and interpret a schematic diagram; LO 2. diagnose a low-end cellular phone unit and analyze the defects found; LO 3. maintain and repair a low-end cellular phone unit; and LO 4. test a repaired low-end cellular phone unit.

91

LO 1

Identify the parts of a low-end cellular phone unit and interpret a schematic diagram

ASSESSMENT CRITERIA: 1. The parts of a low-end cellular phone unit are identified based on the manual’s specifications. 2. The functions of its parts are identified and explained. 3. Schematic diagrams are interpreted in accordance with the manufacturer’s service manual. 4. A cellular phone is identified for feature enhancements based on the specifications of the unit.

CONTENTS: 

  

Parts of Low-End Cellular Phone - External Parts - Internal Parts Functions of its Parts Schematic Diagram of Low – End Cellular Phone Identifying Cellular Phone for Feature Enhancement

CONDITIONS: The following resources are needed: Schematic diagram of low - end cellular phone Service manual of low - end cellular phone - operating instruction - user’s manual - list of parts 1pc/model of cellular phone unit (Nokia 3210, 3310)  



METHODOLOGY: 

Lecture/Discussion (Multi-media presentation may also be used depending on the availability of school facilities)


Written test (objective type) Interview

92

LO 2

Diagnose a low-end cellular phone unit and analyze the defects found

ASSESSMENT CRITERIA: 1. A customer is interviewed to determine the possible causes of defects of a cellular phone unit. 2. Pre-testing of a cellular phone is observed in accordance with the manufacturer’s manual. 3. Visual inspection of the internal components is conducted for possible defects. 4. Troubleshooting is performed based on the manufacturer’s manual.


Common Symptoms/Defects of a Low-End Cellular Phone Pre-Testing Procedure of Low – End Cellular Phone Unit Troubleshooting Procedure of Low – End Cellular Phone Unit

CONDITIONS: The following resources are needed: 1pc/model of Cellular phone unit ( Nokia3210, 3310) functional low-end cellular phone o defective low-end cellular phone o Schematic diagram of low – end cellular phone Service manual of low – end cellular phone Workplace Tools and equipment - Hot air soldering tools (Rework station, Leolus600) - Variable regulated power supply (6A, 12A) - Soldering iron (0-40 watts variable temperature) - Tweezers - Screw driver (flat, Philip) - Multi-tester (analog/digital) - Test jig - ESD- free work bench with mirror - High grade magnifying glass with lamp - Cleaning brush (non static) - Soldering lead (60/40,70/30.50/50,) - Eraser (staedler, white) - Cleaning agent 

   

93

- Plate for reball/magnetic handle


Lecture/Discussion Demonstration Multi-media presentation


Demonstration

94

LO 3

Maintain and repair a low-end cellular phone unit

ASSESSMENT CRITERIA: 1. Components are tested using appropriate tools and equipment according to troubleshooting service manual. 2. Defective parts/components are replaced following instruction in the troubleshooting manual. 3. Parts are properly handled in accordance with the manufacturer’s service manual. 4. Cleaning of the unit is performed. 5. Safety precaution in maintaining and repairing a low-end cellular phone are observed.

CONTENTS: 

 

Proper Handling of Tools and Equipment Used in Repairing Low-End Cellular Phone Unit Tools in Maintaining and Repairing a Low-End Cellular Phone Maintenance and Repair Procedure of Low-End Cellular Phone Unit


     

1pc/model of cellular phone unit (Nokia3310) functional low – end cellular phone o defective low-end cellular phone o Schematic diagram of a cellular phone for text and call features Service manual Workplace Utility knife Clean rags Tools and equipment - Hot air soldering tools (Rework station, Leolus600) - Variable regulated power supply (6A, 12A) - Soldering iron (0-40 watts variable temperature) - Tweezers - Screw driver (flat, Philip) - Set of torx/star bit - Multi-tester (analog/digital) - Wire stripper 95

-

Test jig ESD- free work bench with mirror High grade magnifying glass with lamp Cleaning brush (non static) Soldering lead (60/40,70/30.50/50,) Eraser (staedler, white) Cleaning agent Wires (stranded, solid #22) Silicon grease Board for reworks Plate for reball/magnetic handle


Lecture / discussion Demonstration



96

LO 4 Test a repaired low-end cellular phone unit ASSESSMENT CRITERIA: 1. A repaired unit is reassembled according to given procedure. 2. A reassembled unit is tested and cleaned in conformity with the manufacturer’s specifications. 3. Service completion procedure and documentation are complied with based on the manual.

CONTENTS: 



Procedure in Assembling and Disassembling a Low-End Cellular Phone Unit Procedure in Testing an Assembled Low-End Cellular Phone Unit


 

1pc/model of cellular phone unit ( Nokia3210) Functional low – end cellular phone o Service manual of low – end cellular phone Electronic Tools and equipment Cell phone charger o Multitester (analog/digital) o

METHODOLOGIES: Lecture/Discussion Demonstration  

ASSESSMENT METHODS: Written test (objective type) Demonstration  

97

UNIT OF COMPETENCY

:

SERVICE AND REPAIR A CELLULAR PHONE

MODULE TITLE

:

SERVICING AND REPAIRING A HIGH-END CELLULAR PHONE

MODULE DESCRIPTION

:

This unit covers the knowledge, skills and attitudes required to service and repair high – end cellular mobile phones for MMS, radio, bluetooth, infrared, camera, 3G and software applications.


CERTIFICATE LEVEL

:

NC II

PREREQUISITE

:

NONE

:

135 hrs


Upon completion of this module, you should be able to: LO 1. identify the parts of a high-end cellular phone unit and interpret a schematic diagram; LO 2. diagnose and analyze the defects found in a high-end cellular phone unit; LO 3. maintain and repair a high-end cellular phone unit; LO 4

test a repaired high-end cellular phone unit; and

LO 5. install additional features.

98

LO 1

Identify the parts of a high-end cellular phone unit and interpret a schematic diagram

ASSESSMENT CRITERIA: 1. The parts and functions of a high-end cellular phone are identified and explained. 2. Enhancement features of the high – end cellular phone are identified, based on the manual’s specifications.


Parts of a High-End Cellular Phone Enhancement Features of High – End Cellular Phone Software Applications for Additional Features


 

1pc/model of Cellular phone unit ( Nokia30….series,N70….series) Schematic diagram of high-end cellular phone unit. Service manual of a high – end cellular phone operating instruction o o user’s/owners manual parts list o



ASSESSMENT METHODS:

 

Written Test (objective type) Test with Questioning

99

LO 2 Diagnose and analyze the defects found in a high-end cellular unit ASSESSMENT CRITERIA: 1. A customer is interviewed to determine the possible causes of defects of a high – end cellular phone. 2. Pre-testing of a cellular high – end phone is performed in accordance with the manufacturer’s manual. 3. Visual inspection in the internal components is conducted for the possible defects. 4. Troubleshooting is performed in accordance with the manufacturer’s manual.


Pre-Testing Procedure of High-End Cellular Phone Common Symptoms/Defects of a High-End Cellular Phone Troubleshooting Procedure of a High – End Cellular Phone


 



cellular phone unit ( Nokia30….series,N70….series) Functional high – end cellular phone o Defective high – end cellular phone o Schematic diagram of high end cellular phone unit Service manual Tools and equipment Hot air soldering tools (Rework station, Leolus600) o Variable regulated power supply (6A, 12A) o Soldering iron (0-40 watts dual heat o o Tweezers Set of torx/star bit o o Multitester (analog/digital) o Test jig ESD- free workbench with mirror o o High grade magnifying glass with lamp Cleaning brush (non static) o o Soldering lead (60/40,70/30.50/50,) Eraser (staedler, white) o

100

o o

Cleaning agent Plate for reball/magnetic handle

METHODOLOGIES: Lecture/Discussion Demonstration ASSESSMENT METHODS:  

 


101

LO 3 Maintain and and repair a high-end cellular cellular phone unit ASSESSMENT CRITERIA: 1. Components are tested using appropriate tools and equipment in accordance with the manufacturer’s service manual. 2. Defective parts/components are replaced according to the troubleshooting manual. 3. The parts are properly handled in accordance with the manufacture’s service manual. 4. The unit is cleaned in accordance with the manufacturer’s service manual. 5. Safety precaution is observed in maintaining a nd repairing a high-end cellular phone.


Repairing Procedure on a High End Cellular Phone Unit Tools in Maintaining and Repairing High-End Cellular Phone Proper Handling of High – High – End End Cellular Phone (maintenance)

CONDITIONS: The following resources are needed: 1pc/model of Cellular phone unit ( Nokia30….series,N70….series) Functional high – high – end end cellular phone o o Defective high – high – end end cellular phone Schematic diagram of a high - end cellular phone Service manual of a high – high – end end cellular phone Computer Workplace Utility knife Clean rags Tools and equipment Hot air soldering tools (Rework station, Leolus600) o o Variable regulated power supply (6A, 12A) Soldering iron (0-40 watts dual heat) o o Tweezers Screw driver (flat, Philip) o Set of torx/star bit o o Open tool for nokia66…and 76… model and version. Allen wrench o o Multitester (analog/digital) Wire stripper o 

      

102

o o o o o o o o o o o

o o

Test jig ESD- free work bench with mirror High grade magnifying glass with lamp Flashlight/pen light (3volts) Cleaning brush (non static) Soldering lead (60/40,70/30.50/50,) Eraser (staedler, white) Cleaning agent Wires (stranded, solid #22) Silicon grease Software flasher (N-box, tornado, twister, power flasher, griffin, all latest version) Board for reworks Plate for reball/magnetic handle


Lecture Demonstration


Demonstration

103

LO 4 Test a repaired high-end cellular phone unit ASSESSMENT CRITERIA: 1. Repaired unit is reassembled according to a given procedure. 2. Reassembled unit is subjected to final testing and cleaning in conformity with the manufacturer’ manufacturer’ s specifications. 3. Service completion procedure and documentation are complied with per manual of instruction.

CONTENT: 

Procedure in Testing an Assembled High-End Cellular Phone Unit

CONDITIONS: The following resources are needed: 1pc/model of high - end cellular phone unit ( Nokia 90….series,N70….series) Service manual of high – high – end end cellular phone Tools and equipment o Cell phone charger Multitester (analog/digital) o 

 




Demonstration Performance test with rubric

104

LO 5

Install additional features

ASSESSMENT CRITERIA: 1. 2.

3. 4.

Software applications are identified according to their uses based on the specification manual. Computer specifications are identified based on the software and hardware specifications in accordance with the manufacturer’s service manual. Cellular phone is identified for other software application based on the specification of a unit. Additional features are installed in accordance with service manual.

CONTENTS: 



Software Installer o twister Owner flasher o Additional Features of a High-End Cellular Phone Additional memory o Backlight o Housing and accessories o o Ring tones Games o o Logos MP3/MP5 o Wallpapers o


    

1pc/model of high end cellular phone unit ( Nokia 90….series,N70….series) Application software Workbench Software Installer Personal Computer USB cable, card reader, adaptor for mini-SD

105


Lecture/Discussion Demonstration Practice exercise


Demonstration

106

ACKNOWLEDGMENT Copyright Department of Education 2008 First Published JUNE 2008 This module is based on the Competency-Based CurriculumContextual Learning Matrix (CBC-CLM) and finalized on the Instructional Modules Finalization Development Workshop conducted at the Development Academy of the Philippines, Tagaytay City on May 6 -10, 2008 This learning instrument was developed by the following personnel:

TECHNOLOGY TEACHERS: MR. VIC P. DIOLA – GROUP LEADER 

BAUAN TECHNICAL HIGH SCHOOL 

DR. GILBERT M. CASTOR DON ALEJANDRO ROSES SR. SCIENCE-TECHNOLOGY HIGH SCHOOL



MR. EDDIELOU L. DAYAO SANCHEZ MIRA SCHOOL OF ARTS AND TRADE



MR. RUFO G. MALLA E. RODRIGUEZ VOCATIONAL HIGH SCHOOL



MR. SHERWIN P. MEDRANO SAN. PEDRO RELOCATION CENTER NATIONAL HIGH SCHOOL



MR. REMAR C. PINSOY BAGUIO NATIONAL SCHOOL OF ARTS AND TRADE

CONTEXTUAL TEACHER: MRS. DAISY CAROUSEL P. CERVANTES 

DON ALEJANDRO ROSES SR. SCIENCE-TECHNOLOGY HIGH SCHOOL

FACILITATORS: Dr. Edward dela Rosa TEC-VOC Task Force Dr. Corazon L. Echano TEC-VOC Task Force 

Encoders:   

MRS. ROSARIO D. BRIONES Mr. Mhariel L. Echano Mr. Jason O. Villena

FUNDING: DEPARTMENT OF EDUCATION

107

ACKNOWLEDGMENT Copyright Department of Education 2009 First Published JUNE 2008 This module is based on the Competency-Based CurriculumContextual Learning Matrix (CBC-CLM) refined during the Writeshop on the Refinement and Enrichment of Competency-Based Curriculum and Contextual Learning Matrix of ARTS abd TRADES Specializations at Marikina Hotel, Marikina City on April 20 – 25, 2009. This learning instrument was refined and enriched by the following educators:

TECHNOLOGY TEACHERS: 

MR. VICTORINO P. DIOLA – GROUP LEADER TVE COORDINATOR, BAUAN TECHNICAL HIGH SCHOOL BAUAN, BATANGAS



MR. REYNALDO C. CUNANAN HEAD TEACHER VI, E. A. RODRIGUEZ VOCATIONAL HIGH SCHOOL NAGTAHAN, SAMPALOC, MANILA



MRS. GIGI C. CORPUZ TEACHER III, MALVAR NATIONAL HIGH SCHOOL MALVAR, BATANGAS



MR. ISMAEL G. GALLARDO TEACHER I, COMMUNITY VOCATIONAL HIGH SCHOOL MASIPIT, CALAPAN CITY, ORIENTAL MINDORO



MR. RUFO G. MALLA TEACHER II, E. A. RODRIGUEZ VOCATIONAL HIGH SCHOOL NAGTAHAN, SAMPALOC, MANILA



MR. GEORGE B. FUAZO TEACHER II, GEN. MARIANO ALVAREZ TECHNICAL HIGH SCHOOL GMA, CAVITE

108

CONTEXTUAL TEACHER: ENGLISH

MRS. TERESITA P. TANAEL



TEACHER III, GEN. MARIANO ALVAREZ TECHNICAL HIGH SCHOOL

GMA, Cavite

Mrs. Charlie I. Soriano Teacher I, Don Alejandro Roces Sr. Science-Technology HS Quezon City



Mathematics

Mrs. Analiza Rosa P. Librada Teacher I,-Mathematics Coordinator, San Pedro Relocation Center Nat’l. HS San Pedro, Laguna 

Science

Mrs. Gemma G. Vallarta Teacher III Science Coordinator, San Pedro Relocation Center Nat’l. HS San Pedro, Laguna 

Mrs. Lenalyn Manzano Teacher I, E A. Rodriguez Vocational High School Nagtahan, Sampaloc, Manila



FACILITATORS: 





Dr. Corazon L. Echano TEC-VOC Task Force Dr. Victorio N. Medrano TEC-VOC Task Force Dr. Orlando E. Manuel TEC-VOC Task Force

Encoders: 

MARISOL E. SALDIVAR

FUNDING: DEPARTMENT OF EDUCATION

109

Electronics

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