Zte ZXMW NR8250 - 134237729 Rs-Los

Chapter2Alarm
PossibleCauses
TheuplinkopticalportservicedegradesandcausestheUAStooccur.
HandlingProcedure
1.Checkwhetherthereceivepowerandtransmitpoweroftheopticalmodulearenormal.
lIfyes,gotostep2.
lIfno,replacetheopticalmoduleandensurethattheuplinkequipmentoperates
properly.
2.ReplaceRTUB.
2.2.5134237729RS-LOS
AlarmProperty
lAlarmCode:134237729
lAlarmInformation:
Theregeneratorsectionsignalislost.
Thereceiveportcannotdetecttheopticalpower.Theopticalpoweristoolowortoo
high,whichleadstoBERlessthan10
-3
.
lAlarmLevel:Critical
lAlarmType:CommunicationsAlarm
Sub-codeDescription
lSub-code1:Opticalport1ontheRTUBboard;
lSub-code2:Opticalport2ontheRTUBboard.
EffectontheSystem
Signalscarriedbyberareinterrupted.Thismayinterruptthetrafcoftheopticalport.
PossibleCauses
Theopticaldoesnothaveinputsignal.
HandlingProcedure
1.SelectTDM>Laser,enabletheopticalmoduleandensurethattheopticalmoduleof
theupstreamsignalsourceequipmentisenabled
2.Checkwhetherthesignalsoverthetransmittinglinkattenuatetoomuchortheoptical
berbreaks.
lIfyes,replacetheopticalber.
lIfno,gotostep3.
3.Replacetheboard.
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SJ-20111008094748-008|2012–05–30(R1.1)ZTEProprietaryandCondential