HP EliteDesk 800 G3 Tower PC User Manual download pdf (Page 14)

Removing the front bezel

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

2. Remove all removable media, such as compact discs or 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 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 power cord from the power source before opening the computer.

5. If the computer is on a stand, remove the computer from the stand and lay the computer down.

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

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

8 Chapter 2 Hardware upgrades

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HP EliteDesk 800 G3 Tower PC User Manual Page 14