Tap-307: Clear 'Oms Los: 50Ghz And 150Ghz Offset At Od (50Ghz Offset) - Lucent Technologies LambdaXtreme Alarm Messages And Trouble Clearing Manual

TAPs for PortOM_OD Alarm Group
TAP-307: Clear 'OMS LOS: 50GHz and 150GHz offset at OD
(50GHz offset)'
....................................................................................................................................................................................................................................
Overview
Procedure
....................................................................................................................................................................................................................................
6 - 1 0 0
Use this procedure to clear the
at OD (50GHz offset)
There is an Optical Multiplex Section (OMS) loss of signal (LOS)
between the OA(Preamp) OUT_SIG connector and IN_50/150
connector of the OD(150 GHz offset) circuit pack. This condition
indicates that the OD(50/150 GHz offset) circuit pack has detected a
total loss of signal.
............................................................................................................................................................
1 Examine the NE Alarm List
............................................................................................................................................................
Remove the appropriate shelf cover. All connections can be accessed
2
from the front. For details, go to
Cover" (7-17).
............................................................................................................................................................
CAUTION
SERVICE AFFECTING – this step could result in service
interruption.
Visually inspect the incoming signal fiber between the OUT_SIG port
3
of the OA(Preamp) and the IN_50/150G port of the OD(50 GHz
offset). Correct any problems found. For details, go to
Inspect Optical Fiber(s)"
..........................................................................................................................................................
Examine the
4 NE Alarm List
offset at OD (50GHz offset)
IF...
YES
NO
Lucent Technologies - Proprietary
See notice on first page
OMS LOS: 50GHz and 150GHz offset
alarm condition.
.
"DLP-607: Remove/Install Front
(7-31).
. Is the
OMS LOS: 50GHz and 150GHz
condition still listed?
THEN...
Continue with Step
Go to Step 16.
Trouble Clearing Tasks
"DLP-609:
5.
365-575-783R1.1
Issue 1, June 2002