Dell OptiPlex GX260N Betriebsanweisung PDF herunterladen (Seite 145)

CD/DVD Drive

CAUTION: Before you begin any of the procedures in this section, follow the steps in "CAUTION: Safety

Instructions."

CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before

opening the cover.

1. Perform an orderly computer shutdown using the operating system menu.

2. Turn off your computer and any devices.

3. Ground yourself by touching an unpainted metal surface on the chassis, such as the metal around the card-slot

openings at the back of the computer, before touching anything inside your computer.

While you work, periodically touch an unpainted metal surface on the computer chassis to dissipate any static electricity

that might harm internal components.

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

network wall jack.

4. Disconnect your computer and devices from their power sources. Also, disconnect any telephone or telecommunication

lines from the computer.

5. Disconnect the computer power cable from the wall outlet, and then press the power button to ground the system

board.

6. Open the computer cover.

Removing a CD/DVD Drive

1. Disconnect the power, audio, and CD/DVD drive cables from the back of the drive.

Removing Power, Audio, and Drive Cables

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Dell OptiPlex GX260N Betriebsanweisung Seite 145