Trouble-clearing procedures
SDBER
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SDBER (RS) (RS Signal Degrade)
The OT port has detected a Signal Degrade Bit Error Rate (SDBER) on the OC-
port of the applicable card. This defect indicates that local OC-
detected a BER that exceeds selected threshold (default 10
This may be caused by the following reasons:
• Damaged or dirty fiber connected to the far-end receiver
• Received power may not be within the acceptable range on far-end port input
• Damaged or dirty transmitter inside pluggable module on the far end
Severity
Service affecting?
Applicability
Corrective Action
This procedure details the corrective action for clearing the SDBER against the OT port.
...................................................................................................................................................................................................
Retrieve power level reading on the local port.
1
...................................................................................................................................................................................................
2
Clean the fiber.
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If cleaning the fiber does not clear the problem, replace the fiber.
3
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If the power level is within the operating range, check for pluggable module alarms.
4
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5
Replace the pluggable module.
E
N D
O F
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SDEG-O
SDEG-O (SUPVY Signal Degrade)
....................................................................................................................................................................................................................................
2-288
Major
No
11QPA4, 11STAR1, 11STMM10
S T E P S
SDBER (RS) (RS Signal Degrade)
n
M/STM-
port has
n
n
-6
).
1830 PSS-36/PSS–32/PSS-16/PSS-4
8DG60888CAAA Release 3.6.0 and 3.6.1
Issue 1 June 2011
/STM-
n