HP LaserJet 3380 All-in-One Printer - Manual (Page 51)

5. After side one has been printed, remove the remaining media from the input tray, and set
it aside until after you finish your manual duplexing job.
6. Gather the printed pages, keep the printed side facing down, and straighten the stack.
7. Place the stack of media in the input tray again. Side one should be facing down with the
bottom edge feeding into the device first. Replace the priority input tray.
8. Click OK (on the computer screen), and then wait for side two to print.
To duplex manually on heavy media or card stock (straight-
through media path)
For heavy media, such as card stock, use the straight-through media path.
1. Load the media, and open the straight-through output door on the back of the device.
2. In the software program, open the device properties (printer driver). For instructions, see
To change settings for a print job (Windows) or To change settings for a print job
(Macintosh) .
ENWW Printing on both sides of the media (manual duplexing) 39