Updating Sdr Fw; Mounting A Heat Sink On The Cpu; Removing The Motherboard - NEC Express 120Mf Service Manual

Updating SDR FW

Refer to the update procedure document of the Motherboard maintenance parts.

Mounting a Heat Sink on the CPU

Refer to the Express Server User's guide.

Removing the Motherboard

a. Turn off the power, and then pull the AC cable out.
b. Remove a side cover.
c. Extract heat sinks, CPUs, memory boards, PCI boards, etc.
The following procedure explains how to remove a heat sink. (Please DO NOT pull
up straight to draw out a heat sink. If it is removed that way, CPU may be taken out
with heat sink. )
1. When removing retention, use a minus
driver or the tool only for removal of a clip,
hook on a hole and remove.
To remove a CPU, follow the procedure for installing a heat sink in reverse order.
6-11 Installing Optional Internal Devices
2. Remove the retention.
3. Please turn the heat sink to the right and
left lightly to remove it. Please DO NOT pull
up straight.