HP EliteDesk 800 G3 SFF Hardware Reference Manual page 16

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Removing and installing the optional front bezel dust filter

Some models are equipped with an optional front bezel dust filter. You must periodically clean the dust filter

so that the dust collected on the filter does not impede air flow through the computer.

NOTE:

The optional front bezel dust filter is available from HP.

To remove, clean, and replace the dust filter:

Turn off the computer properly through the operating system, and turn off any external devices.

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

NOTE:

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.

To remove the dust filter, use your fingers to separate the filter from the front bezel at the tab locations

shown below.

Use a soft brush or cloth to clean dust from the filter. If heavily soiled, rinse the filter clean with water.

Chapter 2 Hardware upgrades

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