Removing The Heat Sink Retention Module - IBM System x3550 M3 Type 4254 Problem Determination And Service Manual

5. Use the thermal-grease syringe to place 9 uniformly spaced dots of 0.02 mL
6. Install the heat sink onto the microprocessor as described in "Installing a

Removing the heat sink retention module

To remove a heat sink retention module, complete the following steps:
1. Read the safety information that begins on page vii and "Installation guidelines"
2. Turn off the server and any attached devices.
3. Turn off the peripheral devices and disconnect all power cords; then, remove
4. Remove the applicable air baffle.
5. Remove the microprocessor and heat sink (see "Removing the microprocessor
6. Use a screwdriver and remove the four screws that secure the retention module
is removed.
Microprocessor
each on the top of the microprocessor. The outermost dots must be within
approximately 5 mm of the edge of the microprocessor; this is to ensure uniform
distribution of the grease.
Note: If the grease is properly applied, approximately half of the grease will
remain in the syringe.
microprocessor and heat sink" on page 245.
on page 167.
the cover (see "Removing the cover" on page 174).
2 air baffle" on page 175).
Attention: When you remove a microprocessor and heat sink, be sure to
keep each heat sink with its microprocessor for reinstallation.
to the system board; then, lift the retention module from the system board.
0.02 mL of thermal
grease
Chapter 5. Removing and replacing server components
249