HP EliteDesk 800 G4 Tower PC Bedienungsanleitung PDF herunterladen (Seite 16)

Removing the front bezel

1. Remove/disengage any security devices that prohibit opening the computer.

2. Remove all removable media, such as compact discs and USB ash drives, from the computer.

3. Turn o the computer properly through the operating system, and turn o any external devices.

4. Disconnect the AC power cord from the AC outlet and disconnect any external devices.

IMPORTANT: Regardless of the power-on state, voltage is always present on the system board as long

as the system is plugged into an active AC outlet. To prevent damage to internal components, you must

disconnect the AC power cord from the power source before opening the computer.

5. Remove the computer access panel. See Removing the computer access panel on page 6.

6. Lift up the three tabs on the top of the bezel (1), and then rotate the bezel o the chassis (2).

Removing bezel blanks

On some models, bezel blanks cover the optical drive bays. You must remove the bezel blank before installing

an optical drive. To remove a bezel blank:

1. Remove the access panel. See Removing the computer access panel on page 6.

2. Remove the front bezel. See Removing the front bezel on page 8.

8 Chapter 2 Hardware upgrades

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HP EliteDesk 800 G4 Tower PC Bedienungsanleitung Seite 16