10

Heat Sink

Removing The Heat Sink and Processor

1.Follow the procedures in Before Working Inside Your Computer.

2.Remove the cover.

3.Disconnect the heat-sink assembly cable from the system board.

4.Loosen the captive screws in the order: 1, 2, 3 and 4.

5.Lift the heat sink assembly upwards, and remove it from the computer. Lay the assembly with the fan facing downwards, and with the thermal grease facing upwards.

33

Page 33
Image 33
Dell 990 service manual Removing The Heat Sink and Processor