Removing And Replacing The Front Bezel - HP dc7900 series Hardware Reference Manual

Removing and Replacing the Front Bezel

1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as a compact disc, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION:
long as the system is plugged into an active AC outlet. You must disconnect the power cord to
avoid damage to the internal components of 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.
7. Lift the fan and shroud assembly up and place it on top of the optical drive to access the front bezel
release tabs. You do not need to disconnect the fan cable from the system board.
Figure 2-4
ENWW
Regardless of the power-on state, voltage is always present on the system board as
Lifting the Fan Shroud
Removing and Replacing the Front Bezel 11