HP Officejet Pro L7380 All-in-One Printer - Manual (Page 19)

Back view
1 Power input
2 Ethernet network port
3 Rear universal serial bus (USB) port
4 Fax ports (1-LINE and 2-EXT) (available on some models)
5 Rear 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 15