IBM AnyPlace 4836, Planning, Installation And Service Manual

Page: 51 / 108

Removing the heat sink
Attention: To avoid damage to the unit, establish personal grounding before
touching this unit.
To remove the heat sink and processor:
1. Unplug the fan connector, which is shown as
C
in Figure 20 on page 33.
2. See Figure 22 and loosen the 4 screws (
A
in Figure 22) retaining the heat sink
and remove.
Note: To replace the processor, go to “Removing the processor” on page 36.
To replace the heat sink, follow these steps:
1. Place the heat sink on the alignment pin (
B
) such that it aligns the heat sink
screws with the matching holes on the heat sink bracket.
2. Tighten the four retainer screws (
A
) by securing them to the bottom, but do
not overtighten.
3. Re-plug the fan connector.
Figure 22. Heat sink and processor
Chapter 4. Removing and replacing FRUs
35