Enty Type Severity
Service
Aected
Direcon Locaon Descripon
oms crical service-
aecng
receive NEND Loss of Signal
Probable Cause Suggested Correcve Acon
A loss of incoming signal exists on the
specied OMS enty.
1. Check the local and upstream SFP modules for removal
or failure.
2. Check the ber link and perform trouble-clearing
procedures, as necessary.
3. Verify the local receive and remote transmit opcal
levels.
4. Verify good opcal connecons to the local and far-end
SFP modules.
eth major non–service-
aecng
receive NEND Loss of Signal
Probable Cause Suggested Correcve Acon
A loss of incoming signal exists on the
specied Ethernet enty.
1. Check the local and upstream SFP modules for removal
or failure.
2. Check the ber link and perform trouble-clearing
procedures, as necessary.
3. Verify the local receive and remote transmit opcal
levels.
4. Verify good opcal connecons to the local and far-end
SFP modules.
eth major service-
aecng
receive NEND Loss of Signal
Probable Cause Suggested Correcve Acon
A loss of incoming signal exists on the
specied Ethernet enty.
1. Check the local and upstream SFP modules for removal
or failure.
2. Check the ber link and perform trouble-clearing
procedures, as necessary.
3. Verify the local receive and remote transmit opcal
levels.
4. Verify good opcal connecons to the local and far-end
SFP modules.
System Maintenance
Trouble Clearing
318
Release 19.1.1 · Issue 1.1, May 2021
Fujitsu and Fujitsu Customer Use Only