Dell Latitude C640 Service Manual download pdf (Page 51)

Hybrid Cooling Fan: Dell Latitude C540/C640 Service Manual

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Hybrid Cooling Fan

Dell™ Latitude™ C540/C640 Service Manual

Removing the Hybrid Cooling Fan

NOTICE: Disconnect the computer and any attached devices from electrical

outlets, and remove any installed batteries.

NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or by

touching an unpainted metal surface on the computer.

NOTICE: Read "Preparing to Work Inside the Computer" before performing the

following procedure.

1. Remove the

hard drive.

2. Remove the

keyboard.

3. Remove the

display assembly.

4. Remove the

palm rest.

5. Remove the

microprocessor thermal cooling assembly.

6. Remove the two M2.5 x 5-mm screws and one M2 x 3-mm screw that secure

the hybrid cooling fan to the system board.

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Dell Latitude C640 Service Manual Page 51