NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as a connector on the back of the computer).

NOTICE: To avoid damaging the computer, perform the following steps before you begin working inside the computer.

1Ensure that the work surface is flat and clean to prevent the computer cover from being scratched.

2Turn off your computer. See "Turning Off Your Computer" on page 150.

NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack.

3Disconnect any network cables from the computer.

4Disconnect your computer and all attached devices from their electrical outlets.

NOTICE: To avoid damaging the system board, you must remove the battery before you service the computer.

5Remove the battery. Slide and hold the battery-bay latch release on the bottom of the computer, and then remove the battery from the bay.

1

2

1 battery-bay latch release

2

battery

6Press the power button to ground the system board.

7Remove any installed ExpressCards from the ExpressCard slot.

Adding and Replacing Parts

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