Heat-Sink-And-Fan Assembly - Lenovo 30FM002VUS User Manual

Note: Align the new rubber mounts of the new front fan with the corresponding holes in the chassis. Push
the rubber mounts through the holes. Pull the tips of the rubber mounts until the front fan is secured in place.

Heat-sink-and-fan assembly

Prerequisite
Before you start, read Generic Safety and Compliance Notices, and print the following instructions.
The heat sink might be very hot. Before you open the computer cover, turn off the computer and wait several
minutes until the computer is cool.
For access, do the following:
1. Remove these parts in order, if any:
• "Computer cover" on page 32
• "Optical drive" on page 33
• "Front bezel" on page 34
• "Optical drive cage" on page 53
2. Disconnect the heat-sink-and-fan assembly cable from the microprocessor fan connector on the system
board.
Replacement procedure of the 65-watt heat-sink-and-fan assembly
1. Follow the following sequence to loosen the four screws that secure the heat-sink-and-fan assembly to
the system board. Then, lift the heat-sink-and-fan assembly off the system board.
• Partially loosen screw
• Partially loosen screw
Notes:
1a , fully loosen screw 1b
1c , fully loosen screw 1d
, and then fully loosen screw
, and then fully loosen screw
1a .
1c .
.
Chapter 8 CRU replacement
63