Two-sided printing accessory (duplexer), Automatic, Duplexer – HP Deskjet 6122 Color Inkjet Printer User Manual
Page 24: Install the, Before installing the 250-sheet plain paper tray
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two-sided printing accessory (duplexer)
The duplexer is a special hardware feature that enables the printer to automatically print
on both sides of a page.
installing the duplexer
1. Push the two latch handles on the printer’s Rear Access Door toward each other,
then remove the door.
Caution!
Do not discard the Rear Access Door. In order to print, the
duplexer or the Rear Access Door must be attached to the printer.
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