Maintenance-Object Repair Procedures
555-233-143
8-1388
Issue 1 May 2002
Critical-Reliability System (Duplicated Server
and PNC)
!
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.
STEPS:
Enter status pnc
Verify that the component to be replaced is on the standby PNC.
Enter busyout pnc
Enter busyout board
UUCSS
UUCSS represents the cabinet-carrier-slot address of the circuit pack
to be replaced.
Replace the circuit pack
Enter release board
UUCSS
!
CAUTION:
Do not busyout any Expansion Interface circuit pack after
this point.
Enter test alarms long
clear for category exp-intf
Wait 5 minutes for SNI-BD,
SNI-PEER, FIBER-LK, and
DS1C alarms to clear, or
enter clear firmware
counters a-pnc | b-pnc
Use the letter designation of the pnc which holds the replaced
component (the standby pnc).
Enter status pnc
If either PNC’s state of health is not "functional", consult
(PNC Duplication)’’ on page 8-1283
.
Enter release pnc
Содержание S8700 Series
Страница 50: ...Maintenance Architecture 555 233 143 1 26 Issue 1 May 2002 ...
Страница 74: ...Initialization and Recovery 555 233 143 3 12 Issue 1 May 2002 ...
Страница 186: ...Alarms Errors and Troubleshooting 555 233 143 4 112 Issue 1 May 2002 ...
Страница 232: ...Additional Maintenance Procedures 555 233 143 5 46 Issue 1 May 2002 ...
Страница 635: ...status psa Issue 1 May 2002 7 379 555 233 143 status psa See status tti on page 7 406 ...
Страница 722: ...Maintenance Commands 555 233 143 7 466 Issue 1 May 2002 ...
Страница 1121: ...CARR POW Carrier Power Supply Issue 1 May 2002 8 399 555 233 143 Figure 8 19 Power Distribution Unit J58890CH 1 ...
Страница 1447: ...E DIG RES TN800 reserve slot Issue 1 May 2002 8 725 555 233 143 E DIG RES TN800 reserve slot See ASAI RES ...
Страница 1735: ...LGATE AJ Issue 1 May 2002 8 1013 555 233 143 LGATE AJ See BRI SET LGATE BD See BRI BD LGATE PT See BRI PT ...
Страница 1846: ...Maintenance Object Repair Procedures 555 233 143 8 1124 Issue 1 May 2002 Figure 8 62 TN787 MMI MULTIMEDIA INTERFACE CIRCUIT PACK ...