HP Color LaserJet 4600 Printer series - Manual (Page 190)

176 ENWW
You are printing large, solid-filled areas. Large, solid-filled areas can cause excessive
curl. Try using a different pattern.
Media used was not stored correctly and
may have absorbed moisture. Remove media and replace it with media from
a fresh, unopened package.
Media has poorly cut edges. Remove media, flex it, rotate it 180 degrees or
turn it over, and then reload it into the input
tray. Do not fan media. If the problem persists,
replace the media.
The specific media type was not configured
for the tray or selected in the software. Configure the software for the media (see the
software documentation). Configure the tray
for the media, see
Configuring input trays .
Output is curled or wrinkled
Printer will not duplex or duplexes incorrectly
Cause Solution
You are trying to duplex on unsupported
media. Verify that the media is supported for duplex
printing. See
Supported media weights and
sizes .
The printer driver is not set up for duplex
printing. Set up the printer driver to enable duplex
printing.
The first page is printing on the back of
preprinted forms or letterhead. Load preprinted forms and letterhead in Tray 1
with the letterhead or printed side up and the
bottom of the page feeding into the printer.
For Tray 2 or Tray 3, load these media printed
side down with the top of the page toward the
back of the printer.