Dell Latitude C640 Manuel d'utilisateur télécharger pdf (Page 34)

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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.

1 system-board interface

connector

5 M2 x 3-mm screw (1)

2 fan power cable 6 M2.5 x 5-mm screws

(2)

3 spring fingers 7 hybrid cooling fan

4 keyboard screw hole

1 2 ... 29 30 31 32 33 34 35 36 37 38 39 ... 52 53

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Dell Latitude C640 Manuel d'utilisateur Page 34