Dell Precision M20 Servicehandleiding - Pagina 23

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Keyboard

Dell Precision™ M20 Service Manual

Removing the Keyboard

Installing the Keyboard

CAUTION:

Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.

NOTICE:

To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such

as the back panel) on the computer.

Removing the Keyboard

1. Follow the instructions in

"Preparing to Work Inside the

2. Remove the

center control

cover.

3. Remove the two M2.5 x 5-mm screws across the top of the keyboard.

NOTICE:

When you remove the keyboard, pull up gently to avoid damaging the keyboard cable.

4. Lift and rotate the keyboard clockwise 90 degrees to access the pull-tab.

5. Using the keyboard cable pull-tab, pull up to disconnect the keyboard cable connector from the keyboard connector on the system board.

NOTICE:

The keycaps on the keyboard are fragile, easily dislodged, and time-consuming to replace. Be careful when removing and handling the

keyboard.

6. Remove the keyboard.

NOTE:

When you replace the keyboard, ensure that the keyboard tabs are completely in place to avoid scratching the palm rest.

M2.5 x 5-mm screws (2)

keyboard cable pull-tab

keyboard connector on system board

keyboard tabs (5)

palm rest

Installing the Keyboard

1. Connect the keyboard cable connector to the keyboard connector on the system board.

Computer."