Alarm Troubleshooting Guidance v1.1

Version

Date

Reviewed

Author

Version 1.0

31-Jan-2013

Restawan Wiryandaru

Ariek B. Puro

Version 1.1

13-Feb-2013

Restawan Wiryandaru

Ariek B. Puro

Reason for Change Inita !o"u#en !ra$ Add aar# in%or#aton in%or#aton

Alarm Message Text

AlarmNo

TRAFFIC CHANNEL C HANNEL ACTIVATION FAILURE FAILURE

7725

CHANNEL FAILURE RATE ABOVE DEFINED THRESHOLD

7745

WORKING SDCCH CHANNEL RATIO BELOW THRESHOLD

7712

MEAN HOLDING TIME ABOVE DEFINED THRESHOLD

7741

TR O!ERATION DEGRADED

7607

D"CHANNEL FAILURE

7705

TR FAULT#

7606

BCF O!ERATION DEGRADED

7601

MEAN HOLDING TIME BELOW DEFINED THRESHOLD

7743

CABINET O!EN

7622

INCONSISTENT DAT DATA IN RADIO RESOURCE RESOURC E MANAGEMENT MANAGEME NT STATE STATE

7737

BEATING BEATING BTS ALARM A LARM

7740

CH CONGESTION IN CELL ABOVE DEFINED THRESHOLD

7746

ETERNAL AL $

7405

ETERNAL AL %

7404

BTS O!ERATION DEGRADED

7604

ETERNAL AL &

7403

ETERNAL AL '

7402

ETERNAL AL (

7401

ETERNAL AL )

7409

FAILURE IN SENDING S#STEM INFORMATION TO BTS SITE

7723

ETERNAL AL *

7408

BCCH MISSING

7767

ETERNAL AL +

7407

ETERNAL AL ,

7406

!CM FAILURE

7704

CONFIGURATION OF BCF FAILED

7730

MAINS BREAKDOWN WITH BATTER# BACK"U!

7995

BTS WITH NO TRANSACTIONS

7738

ECESSIVE TCH INTERFERENCE

7744

LOCAL BLOCK

7208

BCF NOTIFICATION

7602

BTS O-M LINK FAILURE

7706

CONFLICT BETWEEN BSS RADIO NETWORK DATABASE AND CALL

7724

ALARM INDICATION SIGNAL .AIS/ RECEIVED

8066

ERROR IN BSS RADIO NETWORK DATABASE DATABASE U!DATE

7722

WORKING FULL RATE TCH RATIO BELOW THRESHOLD

7711

WORKING HALF RATE TCH RATIO BELOW THRESHOLD

7717

BCCH IS NOT AT !REFERRED BCCH TR

7734

OSCILLATOR AD0USTING TEM!ORARIL# INTERRU!TED

7616

RECEIVED BIT ERROR RATIO .BER/ 1 (E",

8102

LOSS OF INCOMING 'M SIGNAL

8050

BCF SW !ACKAGE MA# BE DIFFERENT AS DEFINED AS A DEFAULT

7731

TR NOTIFICATION

7608

BTS FAULT#

7603

UNDEFINED BTS ALARM NUMBER

7709

LOSS OF FRAME ALIGNMENT

8081

RADIO NETWORK RECOVER# FAILED

7729

FAR"END ALARM

8179

MMI CONNECTED CONNECT ED TO BASE STA STATION

7801

OB0ECT OUT OF USE BECAUSE OF ERROR IN BTS INTERNAL DIAG

7728

BCF INITIALI2ATION

7701

CELL CONFIGURATION U!DATE OF BCF FAILED

7797

INTOLERABLE CONDITIONS ON SITE

7621

BCF FAULT#

7600

CONTINUOUS RESTARTS OF BCF3TR

7715

ETERNAL AL (4

7410

ETERNAL AL ('

7412

ETERNAL AL (&

7413

ETERNAL AL (*

7418

FRE5UENC# ERROR

8112

RECEIVED BIT ERROR RATIO .BER/ 1 (E"&

8099

RTS IS IN TEST USE

7615

BCF INITIALI2ATION DUE TO BSS RESET

7702

LOSS OF CRC MULTIFRAME ALIGNMENT

8086

LOSS OF S#NCHRONI2ATION SIGNAL

8125

S6ort Des7r89:o;

S
%he s)stem has bloced the radio +me slot beca$se the call co*trol has !ailed a *$mber o! +mes i* the ac+/a+o* o! a radio cha**el

BSC SW problem, database mismatch

%he rate o! calls termi*a+* i* !ail$re o* a cha**el is abo/e thethreshold /al$e set b) the operator

1 %ra*smissio* iss$e, oer &elated iss$e 2 */iro*me*t &elated, ir Co*di+o*i*, %emperat$re 3 B%S #W problem related, Cooli* (a*, od$l !a$lt) 4 B%S *te*a Li*e 5 Co/erae ss$e 6 Co*$ra+o* ismatch betee* BSC a*d B%S 7 Some eis+* problem i* the old SW 8 .ther mai*te*a*ce ac+/it) i* the BSC le/el

&a+o betee* the *$mber o! S"CC# cha**els a*d the *$mber o! tra:c cha**els is belo the de*ed threshold

Lac o! S"CC# reso$rces, %&' #W (a$lt)

%he mea* holdi* +me o* the c ha**el specied eceeds theoperator-de*ed theoperator-de*ed threshold d$ri* the BSC SW problem, cha**el $*$sed b$t $*released meas$reme*t period

Cri+cal !a$lt has occ$rred i* a %&'

1 %&' #W (a$lt) 2 B%S *te**a Li*e 3 */iro*me*t &elated, ir Co*di+o*i*, %emperat$re

%he alarm co*cer*s the "-cha**el o! the %&'

1 %ra*smissio* S)stem 2 "atabase mismatch

Cri+cal !a$lt has occ$rred i* a %&'%his %&'%his alarm blocs the %&'

%&' #W (a$lt)

 ma;or !a$lt
1 od$le (a$lt) <%&', %rasmissio*, %rasmissio*, *te**a Li*e, etc= 2 *stalla+o* *stalla+o*

ea* holdi* +me o* a cha**el is belo the operator-de*ed operator-de*ed mi*im$md$ri* the meas$reme*t period

1 B%S #W problem 2 B%S *te*a Li*e 3 "atabase mismatch

Cabi*et "oor .pe*

Cabi*et "oor .pe*

BSC>s radio reso$rce ma*aeme*t state les are !a$lt) a*d as a res$lt,the B%S>s tra:c capacit) ma) BSC SW problem ha/e decreased

%he same radio *etor alarm has cha*ed its alarm state
%he same radio *etor ob;ect is the ob;ect o! both this alarm a*d the bea+* alarm that ca$sed this alarm

%he perce*tae o! re;ected cha**el sei?$re re@$ests d$e to co*es+o*as opposed to all cha**el sei?$re re@$ests i* the base sta+o* isabo/e the operator-de*ed operator-de*ed alarm threshold

Lac o! %C# %C# a*dor S"CC# Capacit)

*/iro*tme*t larm

&e!er to S$pleme*tar) alarm i*!orma+o*



a;or !a$lt
1 od$le (a$lt) <%&', %rasmissio*, %rasmissio*, *te**a Li*e, etc= 2 *stalla+o* *stalla+o*









 !ail$re has occ$rred i* se*di* the s)stem i*!orma+o*to i*!orma+o*to the B%S site aAer the reco/er) meas$res or co*$ra+o* cha*eso! the BSS radio *etor

%ra*smissio* *ot read)



%he base sta+o* s)stem has become !a$lt) a*d 1 %ra*smissio* roblem the BSC reco/er) has*ot bee* able re-co*$re a 2 B%S #W roblem ori* BCC# to the B%S 3 *te**a (eeder li*e roblem */iro*tme*t larm




%he alarm co*cer*s a C co*tai*i* BC( 1 %ra*smissio* "o* li*s%he li*s%he radio *etor ob;ects hose L" li*s 2 oer do* are part o! thispar+c$lar C are *ot !$*c+o*i* Co*$ri* the radio *etor ob;ect !rom the BSC "atabase co*$ra+o* co*$ra+o* !ailed %he mai*s poer is lost i* a site e@$ipped ith a baer) bac$p

ai*s poer do*

Sleepi* B%S

1 "atabase co*$ra+o* co*$ra+o* 2 #ardare problem

"$ri* the s$per/isio* period, the %C# +me slot has s$ered ecessi/e i*ter!ere*ce i* idle mode that is e@$al to or hiher tha*the operatoroperatorde*ed alarm threshold perce*tae

Co/erae o/ershoot, &adio @$alit)i*ter!ere*ce @$alit)i*ter!ere*ce

%he alarm is se*t to the BSC he* the (D, CD ,%&' 1 #W (a$lt) or B%S ob;ect islocall) bloced b) a B%S  2 .*site tro$blehoo+* comma*d  mi*or !a$lt
&e!er to S$pleme*tar) alarm i*!orma+o* i*!orma+o*

%he .E li* o! the base sta+o* is *ot i* opera+* state

1 %ra*smissio* roblem 2 B%S #W roblem

%he $pdate o! the opera+o*al state state o! the radio*etor or the $pdate o! the reco*$ra+o* BSC SW problem o! the radio*etor to the BSC>s BS C>s call co*trol proram bloc !ailed  piece o! tra*smissio* e@$ipme*t recei/es a* alarm si*al !rom a*otherpiece o! e@$ipme*t%his e@$ipme*t%his &e!er to S$pleme*tar) alarm i*!orma+o* i*!orma+o* alarm does *ot aect the pro/ided ser/ices %he correct radio *etor co*$ra+o* or the opera+o*alstate opera+o*alstate has *ot bee* $pdated to the BSC>s call co*trol proramblocs proramblocs

BSC SW problem

&a+o betee* the *$mber o! !$ll rate tra:c cha**els a*d the *$mber o! $*loced !$ll rate tra:c cha**els i* the cell is belo the de*ed threshold

%&' #W (a$lt)

ra+o betee* the *$mber o! hal! rate tra:c cha**els i* the cell a*d the *$mber o! $*loced hal! rate tra:c tra:c cha**els i* the cell is belo the de*ed threshold

%&' #W (a$lt)

%he B%S has at least o*e %&' de*ed as the pre!erred BCC# %&' b$he BCC# cha**el is *ot o* s$ch a %&' so the BCC# co/erae ma)ha/e ma)ha/e decreased

%&' #W (a$lt), %ra*smissio* problem

%he bis !re@$e*c) is too hih or too lo, or it F$ct$ates so m$chthat the master cloc t$*e is $*reliable a*d te*ds to oscillate toom$ch

1 %ra*smissio* problem 2 B%S i*stalla+o*commisio*i* 3 (a$lt) tra*smissio* mod$le

%he bit error rate has bee* eceeded i* the i*p$t si*al%his si*al%his alarm ma) aect the pro/ided ser/ices &e!er to S$pleme*tar) alarm i*!orma+o* i*!orma+o*

%here is a !a$lt i* the i*comi* si*al o! a piece o! tra*smissio*e@$ipme*t tra*smissio*e@$ipme*t%his %his alarm aects the pro/ided ser/ices %he i*ter!ace is *ot &e!er to S$pleme*tar) alarm i*!orma+o* i*!orma+o* ori*properl)

BC( de!a$lt soAare b$ild

 cri+cal !a$lt

 !rami* error has bee* detected i* the i*p$t si*al%his si*al%his alarm aects t he pro/ided ser/ices


%he %he BSC BSC ra radio dio *et etor or !a$lt a$lt reco eco/er) er) !ail ailed

BSC BSC SW SW prob probllem

Se*t b) the e@$ipme*t i* the !ar-e*d <%S0 Bit 3=, hich i*dicatesthat !ar-e*d e@$ipme*t is $*able to recei/e the si*al


%he -C is co**ected to the !ro*t-pa*el co**ector o! theBC( $*it

o*site to$bleshoo+* o* proress

(a$lt reco/er) has recei/ed a dia*os+c bloc re@$est !rom the B%S

B%S%&' #W (a$lt)

%he BC( has bee* started $p

BC( restart

d;ace*t cell $pda+* !ailed d$ri* B%S co*$ra+o* $pdate, or thecell co*$ra+o* co*$ra+o* $pda+* to the B%S Site !ailed

BSC SW problem

%he e*/iro*me*tal co*di+o*s o! the base sta+o* Base Sta+o* ambie*t temperat$re temperat$re o$tside opera+* are i*tolerable ra*e

Cri+cal !a$lt
1 %&' #W (a$lt) 2 B%S #W (a$lt) 3 *stalla+o* *ot correct

%he .E $*it o! the BC( or %&' is ca$ht i* a circle o! resets

1 B%S Commisio*i* problem 2 "atabase mismatch









 !re@$e*c) error has bee* detected i* the i*p$t &e!er to S$pleme*tar) alarm i*!orma+o* i*!orma+o* si*al%his si*al%his alarm aects t he pro/ided ser/ices

%he bit error rate has bee* eceeded i* the i*p$t &e!er to S$pleme*tar) alarm i*!orma+o* i*!orma+o* si*al%his si*al%his alarm aects t he pro/ided ser/ices

*ter*al .E soAare is tes+* +me slots d$ri* %&' loop test o* proress the %&' loop test %he alarm is a BC(-specic *o+ca+o* o! the start-$p start-$p o! the BSS

BSC &eset

 !rami* error has bee* detected i* the i*p$t si*al


 s)*c s)*chr hro* o*i? i?a+ a+o* o* err error or has has bee bee* * dete detect cted ed

&e! &e!er to to S$pl S$plem eme* e*ttar) ar) alar alarm m i*! i*!orma orma+o +o* *

Sol<:o;

Categor=

!IC

&e!er to aached "oc

arameterdatabase

G., GC, %

er!orma*ce

G., GC, %

dd S"CC# %SL, Loc !a$lt) %&', replace (a$lt) %&'


G., GC, %

%C# H Cha**el LocD*loc Si*alli* H %&' LocD*loc


GC, C&

Chec(i based o* S$pleme*tar) alarm i*!orma+o* i*!orma+o*

#ardare

GC, %

Chec tra*smissio*, Chec L" database crea+o*


GC, %

Presentation

&e!er to aached "oc

Chec %&' #W, #W, restart %&', Chec(i based o* S$pleme*tar) alarm #ardare i*!orma+o*

%


#ardare

GC, %

Chec i*stalla+o*, chec database crea+o*, chec #W

er!orma*ce

G., GC, %


.ther

%

! the cell>s tra:c capacit) has decreased d$e to a !a$lt, delete the B%S a*d create it aai* i* the BSC arameterdatabase
GC

Correct the !a$lt that ca$sed the orii*al bea+* alarm

.ther

G., GC, %

dd S"CC# Cha**el, $prade %&' Capacit), %ra:c Shari*, ressi/e #& seJ*s

er!orma*ce

G.


ter*al roblem

%



%


#ardare

%



%



%



%



%


#ardare

GC, %



%

Correct the !a$lt ca$si* this alarm

#ardare

GC, %



%



%

K Chec %ra*smissio* %ra*smissio* termi*a+o* LS !rom e*d site $*+l BSC %ra*smissio* K Bertest 1 K Chec $alit) 1 !rom GC

%

Chec database


GC, %

Chec the mai*s s$ppl)


%

Chec "atabase, Loc-D*loc B%S


GC, %, C&

Chec co/erae, chec parameter

er!orma*ce

G.

K Chec(i based o* S$pleme*tar) alarm i*!orma+o* i*!orma+o* K Loc B%S o* site

.ther

%


#ardare

%

Chec the .E li* o! the base sta+o*, &estart B%S

%ra*smissio*

GC, %

&estart B%S, %ooli* MG, delete create database


GC


%

&estart B%S, %ooli* MG, delete create database


GC

Loc !a$lt) %&', replace (a$lt) %&'

#ardare

GC, %

Loc !a$lt) %&', replace (a$lt) %&'

#ardare

GC, %

&eplace !a$lt) %&', mo/e pre!ered BCC# to other %&', chec tra*smissio*


GC, %


%ra*smissio*

%


%

K Chec %ra*smissio* %ra*smissio* co**ect e*d site $*+l BSC K Loopi* 1 spare i* ""( i! $*$sed

%ra*smissio*

%



GC


#ardare

GC


#ardare

%


#ardare

GC, %

K Chec %ra*smissio* %ra*smissio* Commissio*i* < %ra*smissio* *eeded *stall D*it i! (lei #opper =

%

&estart B%S%&', chec database crea+o*


GC

Chec %ra*smissio* !ar e*d

%ra*smissio*

%

*o ac+o*

.ther

Go *eed

&estart B%S%&', chec other ac+/e alarm

#ardare

GC, %

*o ac+o*

.ther

Go *eed

&estart B%S


GC

Chec(i !a$lt) $*it

.ther

%


#ardare

%

Correct the error that ca$ses the resets, chec other ac+/e alarm


GC, %



%



%



%



%

K Chec %ra*smissio* %ra*smissio* (re@ tra*smi < Chec s$b Ba*d &adio = K Chec *ter!ere*ce &adio K Chec s)*cro*i?a+o* s)*cro*i?a+o* &adio

%ra*smissio*

%


%

*o ac+o*

.ther

Go *eed

*o ac+o*

.ther

Go *eed

K Chec %ra*smissio* %ra*smissio* termi*a+o* LS !rom e*d site $*+l BSC K Bertest 1 %ra*smissio* K Chec $alit) 1 !rom GC K &eplace (

%

K Chec %ra*smissio* %ra*smissio* termi*a+o* LS !rom e*d site $*+l BSC K Bertest 1 %ra*smissio* K Chec $alit) 1 !rom GC K &eplace (

%

Sam9le Case

Cross !eeder, a*te**a ./ershoot, i*ter!ere*ce, i*ter!ere*ce, mismatch abis %SL alloca+o*, d;ace*c) discrapa*c)

*tera+o* Ge Sites, %ra*smissio* Cross Co**ect rocess

(eeder stole*, %ra*smissio* Ficer

LG do* *o Baer) Bac$p

Alarm Troubleshooting Guidance v1.1

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