Maintenance-Object Repair Procedures
555-233-143
8-690
Issue 1 May 2002
Replacing a DS1 CONV Circuit Pack with
the Same Type DS1 CONV Circuit Pack
—
Unduplicated PNC
!
WARNING:
Do not power down a Switch Node carrier to replace a circuit pack.
!
WARNING:
Replacing a Switch Node Interface, Switch Node Clock, Expansion Interface
or DS1 Converter circuit pack on an unduplicated system disrupts service.
The service effect can range from outage of a single PN to outage of the
entire system.
!
WARNING:
A DS1 Converter complex must consist of two TN574 boards or two TN1654
boards. A TN574 cannot be combined with a TN1654 in the same DS1
CONV complex.
Steps
Comments
Enter busyout board UUCSS
UUCSS represents the cabinet-carrier-slot
address of the circuit pack to be replaced. A
G3-MT logged in at the PN’s Maintenance circuit
pack remains active, despite the busyout.
Replace the circuit pack with the same DS1
CONV board type.
Wait for the circuit pack to reset
Red and green LEDs will light and then go out.
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, FIBER-LK AND
DS1C-BD alarms to clear, or enter clear
firmware counters a-pnc
Summary of Contents for S8700 Series
Page 50: ...Maintenance Architecture 555 233 143 1 26 Issue 1 May 2002 ...
Page 74: ...Initialization and Recovery 555 233 143 3 12 Issue 1 May 2002 ...
Page 186: ...Alarms Errors and Troubleshooting 555 233 143 4 112 Issue 1 May 2002 ...
Page 232: ...Additional Maintenance Procedures 555 233 143 5 46 Issue 1 May 2002 ...
Page 635: ...status psa Issue 1 May 2002 7 379 555 233 143 status psa See status tti on page 7 406 ...
Page 722: ...Maintenance Commands 555 233 143 7 466 Issue 1 May 2002 ...