Unit/Circuit Card Replacement Procedure - NEC Univerge SV8500 Operation And Maintenance Manual

6. UNIT/CIRCUIT CARD REPLACEMENT PROCEDURE

6.1 CPU Card Replacement Procedure
This section explains how to replace the CPU card. This card controls the call process for the system. Be careful
to handle the key operation. The mishandling may cause a critical influence to the system.
Be careful to handle the key operation on the circuit card.
WARNING
PWR switch
Note
PWR switch
Note
When PCPro Tools - System Shutdown is not available or does not work, press this switch for four sec-
Note:
onds to shut down the CPU card.
SV8500 Server (front)
CPU card #1
CPU card #0
SV8500 Server (rear)
CHAPTER 2
EMA card
IOC card (Option)
IOC card (Option)
– 70 –
Operations of SV8500 Server
Power module #1
Power module #0