Lexmark C780, C782 Printer User Manual


 
Solving paper feed problems
92
Troubleshooting
Solving paper feed problems
Solving print quality problems
To help isolate print quality problems, print the Print Quality Test Pages.
1 Turn the printer off.
2 Press and . Hold them while you turn the printer on, and until the Performing Self Test message
appears.
Config Menu appears.
3 Press until Prt Quality Pgs appears, and then press .
The pages are formatted. The Printing Quality Test Pages message appears, then the pages print. The
message remains on the operator panel until all the pages print.
After the Print Quality Test Pages print, to exit the Config Menu:
4 Press until Exit Config Menu appears, and then press to complete the procedure.
Symptom Cause Solution
Paper frequently jams. You are using paper that does not
meet the printer specifications.
Use recommended paper and other specialty media.
See the Card Stock & Label Guide available on the
Lexmark Web site at www.lexmark.com for
detailed specifications.
For information that can help prevent jams from
occurring, see Avoiding jams.
You have loaded too much paper
or too many envelopes.
Make sure the stack of paper you load does not
exceed the maximum stack height indicated at the
front of the tray or on the multipurpose feeder.
See Loading the trays or Loading the
multipurpose feeder for more information.
Guides in the selected tray are not
set to the appropriate position for
the size paper loaded.
Move the guides in the tray to the correct position.
For detailed instructions, see Loading the trays.
The paper has absorbed moisture
due to high humidity.
Load paper from a fresh package.
Store paper in its original wrapper until you load it.
See Storing paper for more information.
The Paper Jam
message remains after
you remove the jammed
paper.
You have not pressed
or
have not cleared the entire paper
path.
Clear paper from the entire paper path, and then
press .
For more information, see Clearing the entire
paper path.
The page that jammed
does not reprint after you
clear the jam.
Jam Recovery in the Setup Menu/
Print Recovery section is set to
Off.
Set Jam Recovery to Auto or On.
For more information, see the Menus and Messages
Guide.
Blank pages feed into
the output bin.
An incorrect media type is loaded
in the tray being printed from.
Load the correct type media for your print job, or
change the Paper Type to match the type of media
loaded.
For more information, see the Menus and Messages
Guide.