Dell Precision M4300, Руководство по обслуживанию

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Palm Rest
Dell™ Precision™ M4300 Service Manual
1. Follow the procedures in Before You Begin .
2. Remove any devices installed in the media bay.
3. Remove the hard drive (see Hard Drive ).
4. Remove the hinge cover (see Hinge Cover ).
5. Remove the keyboard (see Keyboard ).
6. Remove the display assembly (see Removing the Display Assembly ).
7. Remove the internal card with Bluetooth wireless technology (see Internal Card with Bluetooth ® Wireless Technology ).
8. Remove the three M2.5 x 5-mm screws from the top of the palm rest.
9. Turn the computer bottom-side up.
10. Remove the eleven M2.5 x 5-mm screws from the bottom of the computer.
11. Starting at the back center of the palm rest, use your fingers to separate the palm rest from the base by lifting the inside edge of the palm rest.
12. Disconnect the touch pad connector and the speaker connector from the system board.
CAUTION: Before performing the following procedures, follow the safety instructions in the Product Information Guide.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching a connector on the back panel of
the computer.
NOTICE: Carefully separate the palm rest from the base to avoid damage to the palm rest.