Installing The Cpu Cooling Module And Fan - Toshiba Satellite C850D Maintenance Manual

4 Replacement Procedures

Installing the CPU Cooling Module and Fan

Install the cooling Module according to the following procedures and Figures 4-12, 4-13
and 4-14.
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 CPU cooling module into the correct position on the system board.
3. Securing CPU cooling module with it's own screws.
4. Place the fan in the correct position and secure it with two M2x3.5 white flat head
screws.
5. Connect the fan cable to CN4300 on the system board.
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4- Satellit /Satellite Pro /C850D/C855D /L850D/L855D Maintenance Manual
4.8 CPU cooling Module and Fan