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Communication Manager Maintenance-Object Repair Procedures
2052 Maintenance Procedures for Avaya Communication Manager 3.0, Media Gateways and Servers
Replacing an SNI Circuit Pack— Duplicated PNC
!
WARNING:
WARNING: On a system with duplicated PNC synchronization may be provided over a
combination of active and standby components. This condition is indicated by an
OFF-BOARD WRN alarm against TDM-CLK with Error Type 2305. Repairs to
standby PNC in this state may disrupt service. If the active PNC is functional,
replacement of a standby component does not disrupt service.
To replace a Switch Node Interface circuit pack in an duplicated PNC:
1. Enter status pnc.
Verify that the component to be replaced is on the standby PNC.
2. Enter busyout pnc.
3. Enter busyout board location.
4. Replace the circuit pack.
5. Enter release board location.
!
CAUTION:
CAUTION: Do not busyout any Expansion Interface circuit pack after this point.
6. Enter test alarms long clear for category exp-intf.
7. Wait 5 minutes for SNI-BD, SNI-PEER, FIBER-LK, and DS1C alarms to clear, or enter
clear firmware-counters sp 0 a-pnc | b-pnc.
Use the letter designation of the pnc which holds the replaced component (the standby
pnc).
8. Enter status pnc.
If either PNC’s state of health is not “functional”, consult PNC-DUP (PNC Duplication)
on
page 1851.
9. Enter release pnc.