Service manual
FrameMaker Ver5.5E(PC) CF3102/CF2002 TROUBLESHOOTING
02.06.13
T-1 07
(30) Printer 4-Color: uneven density in CD
<Typical Faulty Images>
<Troubleshooting Procedure>
Section Step Check Item Result Action
Image
Transfer
Belt Unit
1 Fingerprints, oil, or other for-
eign matter is evident on the
Image Transfer Belt.
YES Clean with specified solvent.
(See DIS/REASSEMBLY,
ADJUSTMENT.)
2 Image Transfer Belt is dirty or
scratched.
YES Clean dirty belt with a soft
cloth.
Change Image Transfer Belt
Unit if belt is damaged.
3 Terminal is dirty. YES Clean.
Image
Transfer
Roller Unit
4 Image Transfer Roller is
installed properly.
NO Reinstall.
5 Image Transfer Roller is dirty
or scratched.
YES Change Image Transfer Roller
Unit.
6 The problem has been elimi-
nated through the checks of
steps up to 5.
NO Change Image Transfer Roller
Unit.
→Change Image Transfer
Belt Unit.
→Change High Voltage Unit
(Developing Bias).
→Change High Voltage Unit
(Image Transfer, Neutralizing).
4011T032AA
4011T043AA