IBM 8685 xSeries 255 Installation Manual page 31

v If you are installing a VRM in connector 1 or 2, attach the plastic handle that
comes with the option.
Note: Do not attach the plastic handle to the VRM for microprocessor 3 or
4.
v If you are installing a VRM in connector 3 or 4, do the following:
a. Remove the memory-board assembly from the server.
b. Remove the metal clip from the VRM housing (baffle).
c. Remove the VRM housing from the VRM connector.
d. Attach metal clip to the new VRM.
7. Remove the flat, plastic cover from the empty microprocessor socket.
If you are installing a microprocessor in socket 4, remove the plastic
microprocessor baffle from socket 4. Store the plastic microprocessor baffle in
a safe place. If you remove the microprocessor from socket 4, you must
reinstall the microprocessor baffle in that socket.
8. Install the microprocessor.
Notes:
a. This illustration shows how to install a microprocessor in socket 2. If you
are installing a microprocessor in socket 3 or 4, see the Option Installation
Guide on the xSeries Documentation CD for details and an illustration.
b. The locations of the microprocessor-release lever and microprocessor
orientation indicator might vary depending on the location of the
microprocessor socket.
Captive screws
Heat sink
Microprocessor
Microprocessor
orientation indicator
Microprocessor
release lever
9. Remove the protective cover from the bottom of the heat sink; then, install a
heat sink on the microprocessor.
10. If you installed a VRM for microprocessor 3 or 4, reinstall the memory-board
assembly.
11. Reinstall the air baffle.
VRM handle
VRM
Chapter 2. Installing options
19