Dell 1710/n Mono Laser Printer - Manual (Page 54)

What this light sequence means:
The printer prompts you to load a single sheet of media in the manual feed.
What you can do:
Load media, with the side to be printed facing the front of the printer,
into the manual feed.
Press Continue to resume printing.
Press and hold Cancel to reset the printer.
What this light sequence means:
Print the other side of your duplex print job.
What you can do:
Reinsert your print job in tray 1 using the instructions in the driver pop-
up menu to orient the pages correctly. Press Continue to resume
printing.
Press and hold Cancel to reset the printer.