4 Replacement Procedures 4.22 Fan/Heat sink/CPU
6. Remove the CPU from the CPU socket.
CAUTION: When removing the CPU, lift it up right above. Otherwise, pins of CPU may
be damaged.
Installing the Fan/Heat sink/CPU
The following describes the procedure for installing the fan/heat sink/CPU. (See Figure 4-34
to 4-38.)
1. Make sure the cam is in the open position.
2. Seat the CPU in the CPU socket. Make sure the direction and position of CPU is
correct to avoid damaging pins on the CPU.
CAUTION: Place the CPU in such direction as shown below. (Pay attention to the
position of the triangle mark on the CPU.)
3. Fix the CPU by turning the cam on the CPU socket by 90 degrees clockwise with a
flat-blade screwdriver (as shown in the figure below).
Figure 4-37 Installing the CPU
4-54 [CONFIDENTIAL] Satellite R20/TECRA M7 Maintenance Manual (960-572)