NOTICE: To help prevent damage to 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 161).

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

3Disconnect any telephone or network cables from the computer.

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

NOTICE: To help prevent damage to the system board, remove the battery from the battery bay before you service the computer.

NOTE: To avoid damage to the computer, use only the battery designed for this particular Dell computer. Do not use batteries designed for other Dell computers.

5Turn the computer over.

6Slide and click the battery release latches.

7Slide the battery out of the battery bay.

12

1

battery

2

battery release latches (2)

Adding and Replacing Parts

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Image 163
Dell PP22L owner manual 163