Toshiba Satellite L640 Maintenance Manual page 208

Chapter 4 Replacement Procedures
Installing the CPU heat sink
The following describes the procedure for installing the CPU heat sink
1. Secure the following screws securing the heat sink holder along 1 to 3.

2. Connect the Heat sink cable from the connector on the mother board
Satellite L640/L645, Satellite Pro L640/Pro L645 Maintenance Manual (960-Q08)
M2.02.5 screw x3
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