Removal and Replacement Procedures
5.21 Fan/Heat Sink Assembly
Fan/Heat Sink Assembly Spare Part Number Information
For use only with full-featured computer models using
Intel processors
For use only with defeatured computer models using
Intel processors
For use only with full-featured computer models using
AMD processors
For use only with defeatured computer models using
AMD processors
✎
When replacing the fan/heat sink assembly, be sure the power
button board is removed from the defective fan/heat sink
assembly and installed on the replacement fan/heat sink
assembly. Refer to
power button board removal information.
1. Prepare the computer for disassembly
remove the following components:
❏
❏
❏
❏
❏
❏
5–66
Section 5.13, "Power Button Board,"
Hard drive
(Section
Optical drive
(Section
Switch cover
(Section
Keyboard
(Section
Speaker assembly
Display assembly
5.4)
5.9)
5.10)
5.11)
(Section
5.12)
(Section
5.14)
Maintenance and Service Guide
434985-001
434986-001
431449-001
431448-001
for
(Section
5.3) and