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4.13 CPU Cooling Module and Fan 4 Replacement Procedures
Figure 4-26 Applying silicon grease
Installing the CPU Cooling Module and Fan
Install the cooling Module according to the following procedures and Figures 4-25, 4-26.
CAUTION: When installing the cooling module, keep the following in mind:
1. Be sure to confirm the correct position for the module.
2. Secure the relevant screws on the main board according to the number sequence sealed
on the heat sink module.
NOTE: Apply silicon grease with a special syringe to cover the surface of the CPU chip
completely.
1. If silicon grease is already applied to the CPU and fan module, wipe it off with a
cloth.
By using a special syringe, apply silicon grease G7762 to the CPU chip center so that
the entire CPU chip is covered with the grease G7762.
2. Install the fan into the correct position in the computer and then connect the fan cable
to CN807 on the system board.
3. Install the CPU cooling module into the correct position in the computer.
4. Seat the CPU cooling module and bracket in the correct position and secure them
with two M2x4 black flat head screws.
5. Seat the north bridge bracket in the correct position and secure them with two M2x4
black flat head screws.
Qosmio F40/F45 Maintenance Manual 4-49