User Guide

4.15 Cooling Module 4 Replacement Procedures
Installing the Cooling Module
Install the cooling module according to the following procedures and Figures 4-34 and 4-35.
CAUTION: When installing the cooling module, keep the following in mind:
1. Be sure to confirm the correct position for the module.
2. Before reinstalling the cooling module you removed, be sure to attach a new heat
conductive sheet to the CPU.
3. Route the cooling module cable between the module and HDD case.
1. When silicon greases are already applied to the CPU and fan module, wipe them off
with a cloth.
By using a special syringe, apply silicon greases to the CPU chip so that the entire CPU
chip can be covered with the greases.
NOTE: Apply silicon greases with a special syringe to cover the surface of the CPU chip
completely.
CPU chip
Figure 4-35 Applying silicon greases
2. Place the cooling module in the correct position.
3. Fasten the four M2x4 white bind screws.
4. Fasten the two M2.5x6 black flat-head screws.
Satellite M20 Maintenance Manual 4-53