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 specifications on page 381.)
3. Turn over the stack in the tray. Also, try rotating the stack 180°.
4. Make sure that media is loaded correctly and all adjustments have been made.
5. Make sure that the type and quality of the media meet HP specifications. (See
Selecting print
media on page 16.)
6. If envelopes are creasing, try storing envelopes so that they lie flat.
If these actions do not improve wrinkles or creases, change the fuser mode from NORMAL to LOW1:
1. Press Menu.
2. Use
to highlight CONFIGURE DEVICE, and then press .
3. Use
to highlight PRINT QUALITY, and then press .
4. Use
to highlight FUSER MODES, and then press .
5. Use
to highlight LOW1, and then press .
Vertical white lines
1. Print a few more pages to see if the problem corrects itself.
2. Make sure that the type and quality of the media meet HP specifications. (See
Selecting print
media on page 16.)
3. Replace the print cartridge.
246 Chapter 6 Troubleshooting ENWW