Lucent Technologies LambdaXtreme Alarm Messages And Trouble Clearing Manual page 257

TAPs for OCHAN Alarm Group
TAP-401: Clear 'Transmitting optical
channel LOS'
....................................................................................................................................................................................................................................
365-575-783R1.1
Issue 1, June 2002
..........................................................................................................................................................
Examine the NE Alarm List
7
still listed?
IF...
YES
NO
............................................................................................................................................................
Using the information from
8
connected to the OM_IN port associated with the alarm condition.
............................................................................................................................................................
CAUTION
SERVICE AFFECTING—failure to follow the instructions in
this step could result in service interruptions.
Notify the person responsible for services supported by faulty circuit
9
pack to ensure that it is not utilized until the problem has been
resolved.
............................................................................................................................................................
Remove and clean the fiber identified in
10
For details, go to
Connectors" (7-11).
............................................................................................................................................................
Connect an optical power meter to the fiber cleaned in
11
obtain power measurement.
RESULT: The power should be -5 dBm +/-0.5 dBm.
..........................................................................................................................................................
Was the optical power measurement within the limits?
12
IF...
YES
NO
Lucent Technologies - Proprietary
See notice on first page
. Is the optical channel transmit failure
THEN...
Continue with
Go to Step
Step 4 identify the OT and OT_OUT fiber
"DLP-606: Inspect and Clean Optical Fiber
THEN...
Go to Step
Continue with
Trouble Clearing Tasks
Step 8.
20.
Step 8 at the OM_IN port.
Step 10
17.
Step 13.
and
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