Field Service Ver. 1.1 May 2011
22. IMAGE QUALITY PROBLEM
359
TROUBLESHOOTING
22.2.15
Printer monocolor: uneven density in main scan direction
A. Typical faulty images
B. Troubleshooting procedure
A02EF4C521DA
Step
Section
Check item
Result
Action
1
Imaging unit
The surface of the PC drum is
scratched.
YES
Change imaging unit.
2
Dirty on the outside.
YES
Clean.
3
PH unit
The surface of the PH window is
dirty.
YES
Clean with cleaning jig.
4
Transfer roller
Check that the spring does not
come off during the pressure oper-
ation of the transfer roller.
NO
Correct.
Change transfer roller unit.
5
Transfer belt unit Transfer belt unit makes positive
contact with plates on rails.
NO
Check and correct contacts.
6
Is abnormality found in the cam
gear?
YES
Change transfer belt unit.
7
The problem has been eliminated
through the checks of steps up to 6.
NO
Change PH unit.
Change high voltage unit.
d-Color MF2400
Содержание PF-P09
Страница 1: ...SERVICE MANUAL Color Printer d Color MF2400 PF P09 Code Y113750 1...
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Страница 151: ...7 OTHER MAINTENANCE ITEM Field Service Ver 1 1 May 2011 108 MAINTENANCE Blank Page d Color MF2400...
Страница 436: ...SERVICE MANUAL Color Printer Code Y113750 1 SERVICE MANUAL PF P09...
Страница 440: ...Lower Feeder Unit PF P09 OUTLINE MAINTENANCE Field Service Ver 1 1 May 2011 ii ADJUSTMENT SETTING Blank Page...
Страница 442: ...1 PRODUCT SPECIFICATIONS Field Service Ver 1 1 May 2011 2 Lower Feeder Unit PF P09 OUTLINE Blank Page...
Страница 454: ...3 OTHER MAINTENANCE ITEM Field Service Ver 1 1 May 2011 14 Lower Feeder Unit PF P09 MAINTENANCE Blank Page...
Страница 457: ...UPDATINGSTATUS DATE UPDATEDPAGES PAGES CODE 12 2011 1ST EDITION 457 Y113750 1...