Troubleshooting
6
User Manual
6-13
Large, uneven and repeating
streaks appear on the page.
An internal belt on the imaging unit is
slipping.
Replace the imaging unit.
One vertical, dark and even
fine line appears on the print
through all colors.
Either the imaging unit or the fuser is
scratched.
Replace the imaging unit; make sure that
the old imaging unit is not exposed to light
for more than 45 seconds.
If a new imaging unit does not correct the
problem:
■
Put the old imaging unit back into the
printer.
■
Repack the new imaging unit.
■
Replace the fuser.
Front panel reports:
Fuser:replace
The fuser is worn out.
Replace the fuser.
A piece of the printed image
is missing and reappears out
of place, approximately
100 mm (4 in.) down on the
page.
The fuser is worn out.
Replace the fuser.
Troubleshooting and print quality quick reference (cont’d.)
Symptom
Possible Causes
Solution
Print Quality Test Page
Cyan
Magenta
Yellow
Black
Count
Image Unit
1505
Corona
487
Transfer Kit
484
Fuser
0
Print Quality Test Page
Cyan
Magenta
Yellow
Black
Count
Image Unit
1505
Corona
487
Transfer Kit
484
Fuser
0
