HP LaserJet 4250/4350 Series - User Guide

3. Make sure that paper is loaded correctly and that all adjustments have been made. (See
Loading trays.) Make sure that the guides in the tray are not too tight or too loose
against the paper.
4. Turn over the stack of paper in the tray. Also, try rotating the paper 180°.
5. Make sure that the type and quality of the paper you are using meet HP specifications.
(See
Paper specifications.)
6. Make sure that the environmental specifications for the printer are being met. (See
Operating environment.)
Curl or wave
1. Turn over the stack of paper in the tray. Also, try rotating the paper 180°.
2. Make sure that the type and quality of the paper you are using meet HP specifications.
(See
Paper specifications.)
3. Make sure that the environmental specifications for the printer are being met. (See
Operating environment.)
4. Try printing to a different output bin.
5. If paper is lightweight and smooth, open the Configure Device menu at the printer
control panel. On the Print Quality submenu, select FUSER MODES, and then select the
paper type you are using. Change the setting to LOW, which helps reduce the heat in
the fusing process. (See
Print Quality submenu.) You must also set the type of paper for
the tray you are using. (See
Printing by type and size of media (locking trays).)
Wrinkles or creases
1. Print a few more pages to see if the problem corrects itself.
2. Make sure that the environmental specifications for the printer are being met. (See
Operating environment.)
3. Turn over the stack of paper in the tray. Also, try rotating the paper 180°.
4. Make sure that paper is loaded correctly and all adjustments have been made. (See
Loading trays.)
5. Make sure that the type and quality of the paper you are using meet HP specifications.
(See
Paper specifications.)
ENWW Correcting print-quality problems 179