Dell Inspiron 1090 Service Manual page 26

1. Follow the instructions in
2. Clean the thermal grease from the bottom of the processor fan and heat-sink assembly and reapply it.
3. Align the three captive screws on the processor fan and heat-sink assembly with the screw holes on the system board and tighten the screws in
sequential order (indicated on the processor heat-sink).
4. Connect the processor fan and heat-sink assembly cable to the connector on the system board.
5. Replace the memory module (see
6. Replace the battery (see
7. Replace the palm-rest assembly (see
8. Replace the keyboard (see
9. Replace the label door (see
CAUTION:
result in damage to the computer.
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Before You Begin.
Replacing the Memory
Replacing the Battery).
Replacing the Palm-Rest
Replacing the Keyboard).
Replacing the Label Door).
Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may
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Module).
Assembly).