Lucent Technologies Release 7 사용자 설명서
DEFINITY Enterprise Communications Server Release 7
Maintenance for R7r
Maintenance for R7r
555-230-126
Issue 4
June 1999
Alarms, Errors, and Troubleshooting
5-5
Reseating and Replacing Circuit Packs
5
Reseating and Replacing Circuit Packs
Most repair procedures involve replacing faulted circuit packs. In some cases,
problems are resolved by reseating the existing circuit pack. Reseat a circuit
pack
problems are resolved by reseating the existing circuit pack. Reseat a circuit
pack
only when explicitly instructed to do so by the documented procedures.
Reseating is discouraged since it can put a faulty component back into service
without addressing the cause, resulting in additional and unnecessary
dispatches. After reseating a circuit pack, make sure the problem is really fixed
by thorough testing and observing the component in operation.
without addressing the cause, resulting in additional and unnecessary
dispatches. After reseating a circuit pack, make sure the problem is really fixed
by thorough testing and observing the component in operation.
When a port board is removed from the backplane, no alarm is logged for about
11 minutes to allow for maintenance activity to proceed. After that, a minor
on-board alarm is logged. If the port board is not administered, no alarm is
logged.
11 minutes to allow for maintenance activity to proceed. After that, a minor
on-board alarm is logged. If the port board is not administered, no alarm is
logged.
!
WARNING:
This procedure can be destructive, resulting in a total or partial service
outage.
outage.
!
WARNING:
Proceed only after consulting and understanding the applicable service
documentation for the component.
documentation for the component.
!
WARNING:
Observe all Safety Precautions described above.
!
WARNING:
If the yellow LED on the circuit pack to be removed is lit, the circuit pack is
active and services using it will be interrupted.
active and services using it will be interrupted.
!
WARNING:
Follow special procedures for the circuit packs listed below.