NEC Express5800 Series User Manual page 47

Chapter 2 Preparations
10. Secure the heat sink with four screws.
When installing the CPU heat sink, temporarily tighten the four screws on cater corner, then tighten
them securely after making sure that the heat sink has been seated in parallel with the CPU socket.
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11. Install the components having been removed.
12. Install the CPU blade having been removed to the Blade Enclosure according to the User's Guide of the Blade
Enclosure.
13. If "ACPI uni-processor PC" or "ACPI single-processor PC" is shown in Driver tab under Computer, change it
to "ACPI multi-processor PC". Reboot the system according to the message, and update the system. (Refer to
Installation Guide.)
Perform the following procedure if:
– The system is running under the Windows operating system
– The system is under the 1-CPU configuration
Any change is not required if "ACPI multi-processor PC" is set in Driver tab under Computer.
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Express5800/B120d, B110d User's Guide
1. Installing Internal Optional Devices
47