Clearing:Trouble363-206-295 TAP-120
3of1Page1997December1,Issue
TroubleFiberorOLIUClear
RingProtectedPath
1.
!
WARNING:
Doradiation.laserinvisibleemitmayconnectorsopticalUnterminated
thetoexposuredirectAvoidinstruments.opticalwithbeamviewnot
proceduresofperformanceoradjustmentsorcontrolsofUsebeam.
radiationhazardousinresultmayhereinspecifiedthosethanother
exposure.
!
1:CAUTION
removingWhen
OLIU
allthatensurefiber,replacingorpackscircuit
theonactivearepathsSTS
OLIU
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NOT
being
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thetopaths
OLIU
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theofendfarthetologintorecommendedalsois
OLIU
theuseand
):all:pri=manualswitch-path-(
STSallswitchtocommand
thetopaths
OLIU
replaced.orremovedbeingnotarethatfiberand
!
2:CAUTION
or(main-b-1lineopticaltosetpreviouslybeenhassourcetimingIf
theusefailed,hasthatmain-b-2)
set-sync:src=main-b-1
or
main-b-2
line.opticalgoodfromsourcetimingselecttocommand
NOTE:
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flashingAfailed.hasbothortransmitter,the FAULT theonLED OLIU
ortransmitter,far-endreceiver,near-endtheeitherthatindicates
network,RingProtectedPathaInfailed.hasfiber(receive)incoming
both OLIU normallyares ACTIVE One. OLIU oneonservicecarries
othertheandringtheofpath OLIU path.othertheonservicecarries
example,(foraddresssourcewithassociatedshelfintologpossible,If
ofmain-b-2) LOSOC12inc. orremovedispackcircuitifseetoetc.,
failed.