Back view

1 Power input

2Ethernet network port

3Rear universal serial bus (USB) port

4Fax ports (1-LINE and 2-EXT) (available on some models)

5Rear access panel (for models with no duplexer)

6 Automatic two-sided printing accessory (duplexer) (available on some models)

Control panel

The layout and functions available on the control panel depend on which model that you have.

The following sections describe control panel buttons, lights, and displays. Your model might not have all of the features described.

Understand the HP All-in-One parts

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