Avaya S8700 Maintenance Manual page 2147

SNC-LINK (Switch Node Clock Link)
3. Verify that the SNI the SNC is complaining about exists in the slot
4. Replace the SNI circuit pack that the SNC is complaining about.
5. Retry the command. If this error is still in the error log, continue with
6. Replace the SNC circuit pack.
7. If a standby SNC (the one with its yellow LED off) has this error,
8. Retry the command. If this error is still in the error log, escalate the
System Technician-Demanded Tests:
Descriptions and Error Codes
Always investigate tests in the order presented in the table below when inspecting
errors in the system. For example, by clearing error codes associated with the
Configuration audit (#759), you may also clear errors generated from other tests
in the testing sequence.
Order of Investigation
Configuration audit (#759)
Failure audit (#777)
Processor Route audit (#760)
SNC On-Board test (#778)
TPN test (#779)
Switch Node Clock Reset test (#780)
1. D = Destructive, ND = Nondestructive
See ''SNC-BD (Switch Node Clock Circuit Pack)'' on page 8-1384
of tests and results.
555-233-143
indicated by the error code. If the SNI does not exist:
If you do not intend to replace the SNI:
a. Remove the SNI from circuit pack administration via change
circuit-pack.
b. If the error remains, readminister the SNI circuit pack and
then remove it from administration again.
c. If the problem persists, replace the active SNC circuit pack.
Otherwise:
a. Insert an SNI circuit pack.
If this step does not apply, continue with the following steps.
the following steps.
escalate the problem. (Status switch-node will also display the
active and standby SNCs.)
problem.
Short Test
Sequence
X
X
X
X
Long Test Reset Board
Sequence Sequence
X
X
X
X
X
X
for descriptions
Issue 1 May 2002
1
D/ND
ND
ND
ND
ND
ND
D
8-1425