Avaya S8700 Maintenance Manual page 2157

SNI-BD (SNI Circuit Pack)
Replacing an SNI Circuit Pack
!
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 WARNING alarm against TDM-CLK with error type
2305. Repairs to standby PNC in this state may disrupt service. Otherwise,
if the active PNC is functional, replacement of a standby component will not
disrupt service.
1. Enter status pnc
2. Enter busyout pnc
3. Enter busyout board UUCSS
4. Replace the circuit pack
5. Enter release board UUCSS
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 counterssp 0 a-pnc |
b-pnc.
8. Enter status pnc.
9. Enter release pnc.
555-233-143
—
Duplicated PNC
Verify that the component to be replaced is on the
standby PNC.
UUCSS represents the cabinet-carrier-slot address
of the circuit pack to be replaced.
!
CAUTION:
Do not busyout any Expansion Interface
circuit pack after this point.
Use the letter designation of the pnc which holds the
replaced component (the standby pnc).
If either PNC's state of health is not "functional",
consult ''PNC-DUP (PNC Duplication)'' on page
8-1283.
Issue 1 May 2002 8-1435