IBM System x3350 Type 4192 Problem Determination And Service Manual page 123

1. Read the safety information that begins on page vii and "Installation guidelines"
on page 57
Microprocessor
socket dust cover
2. Align the microprocessor with the socket (note the alignment mark and the
position of the notches); then, carefully place the microprocessor on the socket
and close the microprocessor bracket frame.
Attention: Do not use excessive force when you insert the microprocessor
into the socket.
Note: The microprocessor fits only one way on the socket.
3. Carefully close the release lever to secure the microprocessor in the socket.
Attention: Do not touch the thermal grease on the bottom of the heat sink or
set down the heat sink after the plastic cover is removed. Touching the thermal
grease will contaminate it.
Heat sink
Heat-sink
installation
label
Microprocessor
4. Install the heat sink on the top of the microprocessor, and tighten the captive
screws half-way. After you've tightened all four screws half-way, then alternate
tightening the screws again until they are tight, making sure that you do not
overtighten any of them.
5. Install the cover (see "Installing the cover" on page 62).
6. Slide the server into the rack.
7. Reconnect the external cables and the power cords.
8. Turn on the peripheral devices and the server.
Microprocessor
Alignment
marks
Microprocessor -
release lever
Thermal grease
Chapter 4. Removing and replacing server components
105