Samsung ML-2550 User Manual page 132

Problem Possible Cause
The paper There is too much
keeps jamming. paper in the paper tray.
An incorrect type of
paper is being used.
An incorrect output
method is being used.
There may be debris
inside the machine.
The printer The printer cable is
prints, but the loose or defective.
text is wrong,
garbled, or
incomplete.
The wrong printer
driver was selected.
The software
application is
malfunctioning.
The operating system is
malfunctioning.
Pages print, but The toner cartridge is
are blank. defective or out of
toner.
The file may have blank
pages.
Some parts, such as
the controller or the
board, may be
defective.
Solution
Remove excess paper from the tray.
If printing on special materials, use the
Multi-Purpose Tray.
Use only paper that meets the specifications
required by the printer.
Special print materials, such as thick paper,
should not be printed using the top output
tray (face-down). Use the rear output tray
(face-up) instead.
Open the top cover and remove the debris.
Disconnect the printer cable and reconnect.
Try a print job that you have already printed
successfully. If possible, attach the cable
and printer to another computer and try a
print job that you know works. Finally, try a
new printer cable.
Check the application's printer selection
menu to ensure that your printer is
selected.
Try printing a job from another application.
If printing from Windows (any version), exit
to a DOS prompt and verify functionality
with the following command: At a C:\
prompt, type Dir LPT1, and press Enter.
(This assumes you are connected to LPT1.)
Exit Windows and reboot the computer.
Turn the printer off and then back on again.
Redistribute the toner. if necessary. See
page 6.4.
If necessary, replace the toner cartridge.
Check the file to ensure that it does not
contain blank pages.
Contact a service representative.
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ROBLEMS