Filter
Top Products
Diagnostics and Troubleshooting
7-4
8000-A2-GB26-00
May 1998
Checking Alarms
If the Card Selection screen indicates that a Major or Minor Alarm is on a card,
follow the menu sequence
Diagnostics
→
Alarms
(D-B) to determine the cause of
the alarm.
NOTE:
If a DSL card does not appear on the Card Selection screen because the
MCC card can no longer communicate with it, the MCC card will generate a
major alarm. You should go to the MCC’s
Monitor
→
Card Status
→
Syslog
(A-A-C) and view the event on its system log.
Major Alarms
Use Table 7-2 to determine the appropriate action to take for each Major Alarm.
Table 7-2. Major Alarms (1 of 2)
Failure Type
Action
Selftest failure 1. Check the Selftest Results display by following the menu sequence:
Diagnostics
→
Selftest.
2. Do another Selftest (Reset) and check results.
– If the results are normal, the problem was transient. Log the
results.
– If the results are the same as the first selftest, the card should be
replaced. If only one port on a DSL card is bad, that port can be
disabled. You may continue to use the card until it is convenient
to replace it.
Processor
failure (Sanity
timer)
1. Check the Selftest Results display by following the menu sequence:
Diagnostics
→
Selftest.
2. Do another Selftest (Reset) and check results.
– If the results are normal, the problem was transient. Log the
results.
– If the results are the same as the first selftest, the card should be
replaced.