4 Replacement Procedures
4.21 CPU
Removing the CPU
To remove the CPU, follow the steps below and refer to Figures 4-38.
CAUTION: 1) The CPU can become very hot during operation. Be sure to let it cool
before starting repair work.
2) When you remove the CPU, wipe the grease off of the top of the CPU.
Apply new grease before installing.
CAUTION: When removing the heat sink, be careful not to damage the CPU under the
fin.
Thoroughly clean the grease from the thermal module.
1. Unlock the CPU by turning the cam counterclockwise on the CPU socket 180
degrees using a flat-blade screwdriver.
Figure 4-38 Unlocking the CPU
Satellite/Satellite Pro U500/U500D, PORTEGE M900/M900D Maintenance Manual 4-63
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