Toshiba PORTEGE M300 Maintenance Manual page 279

4.19 Cooling fin
Installing the cooling fin
To install the cooling fin, follow the steps below and refer to figures 4-31 and 4-32.
1. If there is already silicon grease on the CPU and cooling fin, clean them with a cloth.
2. Using a special applicator, apply silicon grease so that the CPU chip on the CPU is
completely covered.
3. Install the cooling fin and secure it with the following screws .
M2.0x3.0S
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NOTE: When installing the cooling fin, be sure to install the screws in the order of the
number marked on the cooling fin (1? 2).
4-46
Silicon grease
CPU
Figure 4-32 Applying silicon grease
S-THIN FLAT BIND screw
4 Replacement Procedures
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PORTEGE M300 Maintenance Manual (960-504)