Oscpoweroutofspecificationlow; Osnrmodemismatch; Otsspanlosspoweroutofspecificationhigh - Fujitsu 1FINITY L100 User Manual

System Maintenance
Trouble Clearing

oscPowerOutOfSpecificationLow

Entity Type
Port (Edge)

osnrModeMismatch

Entity Type
OTS

otsSpanlossPowerOutOfSpecificationHigh

Entity Type
ots
·
Release 19.1.1 Issue 1.1, May 2021
Service
Severity Direction
Affected
critical service- receive
affecting
Probable Cause
Optical Receive Power OSC is too low.
Service
Severity Direction
Affect
major service- receive
affecting
Probable Cause
A mismatch exists between local NE and
remote NE values for the OSNR
enhancement setting.
Service
Severity Direction
Affected
critical service- receive
affecting
Probable Cause
■ The threshold level has been improperly
set.
■ Attenuation on existing span has
increased.
Location Description
NEND OPROSC Power Out of Specification–Low:
TYPE = <unit type>
Suggested Corrective Action
1. Verify that the appropriate transmitter is installed at
the far end.
2. Verify that the transmit output level is within
specifications.
3. Install an appropriate optical attenuator in the line at
the receiver.
Location Description
NEND OSNR Mode Mismatch
Suggested Corrective Action
Verify the provisioning of the OSNR enhancement setting
between the two NEs.
Location Description
NEND SPANLOSS Out of Specification–High
Suggested Corrective Action
1. Verify the proper threshold levels with local standards.
2. If needed, reset the PM threshold to correct.
3. Follow local practices to check the physical
characteristics of the existing span.
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