TROUBLESHOOTING
21
CONTENTS
INDEX
TOP OF CHAPTER
21
PRINT QUALITY PROBLEMS
Print quality problem occurs, such as blurred or
stained printout, character voids, dirty background,
dropouts or double printing.
Check:
Non-standard paper used?
Solution:
Check that the paper conforms to the
specification. Refer to "Types and sizes
of copy paper" in the operation manual.
Check:
Toner cartridge was previously used in
another SHARP printer?
Solution:
Avoid using a toner cartridge which was
used in another printer. It will cause dirty
printout.
Check:
Are you using paper with a high moisture
content?
Solution:
Use newly unpacked paper.
Check:
Printed on uneven surface?
Solution:
If dirty background occurs in envelopes,
shift the printed area from the joint of the
envelope rear surface.
Check:
Printer used in high-temperature, high-
humidity environment?
Solution:
Start using the printer some time after
power-on or change the operating
environment.
Check:
Fusing rollers dirty?
Solution:
Print several white pages to clean the
fusing rollers.
