Konica Minolta Magicolor 5440 DL - Manual (Page 236)

Main Unit Field Service Image Quality Problems
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5.1.17 Uneven Pitch
A. Typical Faulty Images
B. Troubleshooting Procedure
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Step Section Check Item Result Action
1 Toner Cartridge
Is the Toner Cartridge for each
color of toner installed in posi-
tion?
NO Reinstall.
2 PH Unit
Is the PH Unit secured in position
with the fixing screw?
NO Secure it in position.
3 Toner Cartridge
Is the drive mechanism of the
Toner Cartridge dirty or dam-
aged?
YES
Clean or change the Toner Car-
tridge.
4 Toner Cartridge
Is the photo conductor dirty,
scratched, or worn?
YES Change the Toner Cartridge.
5 Transfer Roller
Are the Transfer Roller and drive
mechanism dirty, scratched,
deformed, or worn?
YES Change the Transfer Roller.
6 Fusing Unit
Are the rollers and drive mecha-
nism of the Fusing Unit dirty,
scratched, deformed, or worn?
YES Change the Fusing Unit.
7
Has the problem been eliminated
through the checks of steps up to
6?
NO Change the Transfer Belt Unit.
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