4 Replacement Procedures
4-68 Satellite A130/ A135 Series Maintenance Manual
Installing the CPU
To install the CPU, follow the steps below and refer to the figures in the preceding section.
CAUTION: If you remove the heat sink, use the CPU grease tool to remove the grease on
the CPU and heat sink. Reapply fresh grease before installing the heat sink.
1. Make sure that the notch on the cam is aligned with the open position of the CPU slot.
2. Seat the CPU aligning the triangle mark on the CPU with the one on the CPU socket. Make
sure the alignment is exact to avoid damaging pins on the CPU.
3. Press the CPU softly with your fingers to insert into the socket and turn the cam on the CPU
socket to the closed position with a flat-blade screwdriver to secure the CPU.
4. Seat the fan module and secure with the M2.5x3 screw on the front side of the system board.
5. Attach the fan connector.
6. Seat the heat sink over the CPU and secure with four screws in the order indicated on the
heat sink.