Cisco ONS 15310-MA Troubleshooting Manual page 39

Chapter 2 Alarm Troubleshooting
An Inbound Interconnection Timing Control Bus 1 Failure alarm on the Slot 3 ONS 15310-MA SDH
occurs if the timing signal from the Slot 4 ONS 15310-MA SDH has an error. If the Slot 3 ONS
15310-MA SDH and all other cards on the shelf raise this alarm, the alarm processor on the Slot 4 ONS
15310-MA SDH clears the alarm on the other cards and raises this alarm against the Slot 3 ONS
15310-MA SDH only.
Clear the CONTBUS-CLK-A Alarm
If a single traffic card is reporting the alarm and it is part of a path protection configration, complete the
Step 1
"Initiate a Force Switch for All Circuits on a Path Protection Span" procedure on page 2-149
If the traffic card is part of a 1+1/LMSP protection group, complete the
Manual Switch Command" procedure on page
Complete the appropriate procedure in the
Step 2
page 2-153
If the alarm does not clear, log into the Technical Support Website at
Step 3
http://www.cisco.com/cisco/web/support/index.html for more information or call Cisco TAC
(1-800-553-2447).
If traffic was manually switched in a 1+1/LMSP protection group, revert traffic to the original port by
Step 4
completing the
If traffic was manually switched in a path protection configration, revert traffic to the original path by
completing the
page
2.7.36 CONTBUS-CLK-B
An Inbound Interconnection Timing Control Bus 1 Failure alarm on the Slot 4 ONS 15310-MA SDH
occurs if the timing signal from the Slot 3 ONS 15310-MA SDH has an error. If the Slot 4 ONS
15310-MA SDH and all other cards on the shelf raise this alarm, the alarm processor on the Slot 3 ONS
15310-MA SDH clears the alarm on the other cards and raises this alarm against the Slot 4 ONS
15310-MA SDH only.
Clear the CONTBUS-CLK-B Alarm
Step 1 If a single traffic port is reporting the alarm and it is part of a path protection configration, complete the
"Initiate a Force Switch for All Circuits on a Path Protection Span" procedure on page
traffic port is part of a 1+1/LMSP protection group, complete the
Switch Command" procedure on page
Note
78-18663-01
for the reporting card.
"Initiate a 1+1/LMSP Protection Port Force Switch Command" procedure on page
"Clear an External Switching Command on a Path Protection Span" procedure on
2-151.
Default Severity: Minor (MN), Non-Service-Affecting (NSA) for ONS 15310-MA SDH
SDH Logical Object: EQPT
If the active ONS 15310-MA SDH is reporting the alarm, shelf control should already have
switched off the card.
2-147.
"2.9.3 Physical Card Reseating and Replacement" section on
2-147.
Cisco ONS 15310-MA SDH Troubleshooting Guide, Release 9.0
Alarm Procedures
"Clear a 1+1/LMSP Force or
2-149. If the
"Clear a 1+1/LMSP Force or Manual
procedure.
2-146.
2-39