Installing the CPU
To install the CPU, follow the steps below and refer to Figures 4-38 to 4-39.
4. Make sure the cam is in the open position.
5. 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 as shown below. (Pay attention to the position of the triangle
mark on the CPU.)
6. Secure the CPU by turning the cam on the CPU socket 180 degrees clockwise with a
flat-blade screwdriver (in the order shown in the figure below).
Satellite/Satellite Pro U500/U500D, PORTEGE M900/M900D
Figure 4-39 Installing the CPU
4 Replacement Procedures
Maintenance Manual 4-65