NEC N8800-149F User Manual page 197

4.
Loosen the screws securing the CPU/IO module handle to press down the handle.
IMPORTANT:
Before you pull out a CPU/IO module, check the rear of the server to make sure cables
for connection with peripheral equipment or network are disconnected. If any cables are
connected, keep a record of where the cables are connected and disconnect all cables
connected to the module you are to pull out.
TIPS:
If you cannot disconnect the LAN cable easily, disconnect while pressing the latch with
a slotted screwdriver.
5.
Hold the black levers of the CPU/IO module and pull it off.
Pull it off until it is locked and stopped.
IMPORTANT:
Do not hold part other than the handle to pull the module.
Handle the CPU/IO module carefully. Do not drop the module or bump it against
parts in the device when you remove it.
System Upgrade 8-13