HP color laserjet 2550 series サービスマニュアル

The stack was slightly curled when it was placed
in the tray.

Turn the stack over in the tray.

The paper does not meet specifications.

See the HP Color LaserJet 2550 Series Printer
User Guide for information about print-media
specifications.

If you are printing on light media, the Type
setting might not be correct.

Select Light in the Type field in the printer driver.

Not enough power is supplied to the printer
because the printer is plugged into a power strip
or a UPS.

Plug the printer power cord directly into a wall
outlet.

The interface cable is loose or defective.

Disconnect the printer cable and reconnect it.
Try a print job that you know works. If possible,
attach the cable and printer to another computer
and try a print job that you know works. Finally,
try a new cable.

The printer is on a network or sharing device and
is not receiving a clear signal.

Disconnect the printer from the network or
shared drivers and attach it directly to a
computer using a parallel cable or USB cable.
Print a job that you know works.

The wrong driver was selected in the software.

In the Print or Printer Setup dialog box, make
sure that the HP color LaserJet 2550 series
printer is selected as the printer and that the
appropriate port is selected.

The printer driver is malfunctioning.

Print a page from the HP LaserJet Toolbox. If
the page prints, then the problem is in the printer
driver. Uninstall and reinstall the printer driver.

The program is malfunctioning.

Try printing a job from another program.

ENWW

Resolving problems that did not generate messages