Replacement / Removal - NEC Express5800/R120g-2M User Manual

Chapter 2 Preparations
13. Make sure that the heat sink is installed on a level with the motherboard.
14. Install an additional fan unit provided with additional CPU kit.
See Chapter 2 (1.14 Additional / Redundant Fan Unit) for how to install an additional fan unit.
15. Continue to install or remove internal optional devices, mount and connect the server, and turn on the
server.
16. Run BIOS Setup Utility (SETUP) to confirm the following settings. See Chapter 2 (1. System BIOS) in
"Maintenance Guide".
Advanced  Processor Configuration  Processor Information
[CPU ID]
[L2 Cache RAM]
[L3 Cache RAM]
17. Select Server  Power Measurement Policy, set One Time, and then select Save Changes and Exit.
1.10.3

Replacement / Removal

To remove CPU, reverse the installation procedure.
After replacement or removal, select Server  Power Measurement Policy, set One Time, and then select
Save Changes and Exit.
Also follow the steps below if the CPU was removed.
1. Mount the protective cover to CPU socket.
2. Secure the dummy cover to the socket with four screws.
3. Remove the additional fan unit.
4. Mount the fan cover.
Note  If the heat sink is not level, remove it, and then install it again.
The following probably causes the heat sink not to be level:
– The CPU is not positioned correctly.
– All screws are not completely tightened.
 Do not move the secured heat sink.
Important  Do not remove any CPU unless it is failed.
 To remove the heat sink from the CPU, first turn the heat sink to the left and
right lightly to make sure that the heat sink can be apart from the CPU.
Removing the heat sink with it adhering to the CPU may cause the CPU
and/or CPU socket to be defected.
Express5800/R120g-2M User's Guide
1. Installing Internal Optional Devices
53