NEC N8400-086F User Manual page 198

9-6 Upgrading Your Server
NOTE: If the different revision of the processor is installed in the
multiprocessor system, Windows logs the following information every
startup. If this message is logged, it is no problem for operation.
Installation
Install the CPU in the following procedure.
1.
After the shutdown processing for the CPU blade to be removed, turn off the power of the
CPU blade.
2.
Take the CPU blade out from the Blade Enclosure.
Refer to the User's Guide of the Blade Enclosure.
3.
Put the CPU blade on an anti-static sheet with little dust.
4.
Remove the two screws fixing the top cover.