Epson Aculaser C9200N - 4-Color; Incorrect Color Image Registration

EPSON AcuLaser C9200N Revision D
Troubleshooting Image quality problem 151
Confidential
<4-COLOR>
INCORRECT COLOR IMAGE REGISTRATION
A. Typical Faulty Images
B. Troubleshooting Procedure
Step Section Check Item Result Action
1 Machine
condition
Vibration is given to the
machine after main power
switch has been turned ON.
YES Turn off the Main Power
Switch and turn it on again
more than 10 seconds after.
2 Transfer Belt Fingerprints, oil, or other
foreign matter is evident on
the Image Transfer Belt.
YES Clean with specified solvent.
(Refer to Chapter 6 "
MAINTENANCE (p. 331)")
3 Transfer Belt is dirty or
scratched.
YES Clean dirty belt with a soft
cloth. Change Transfer Belt
Unit that has damages.
4 Drive coupling to the machine
is dirty.
YES Clean.
5 Photoconductor
Unit
The surface of the PC Drum is
scratched.
YES Change Photoconductor Unit.
(p.162)
6 2nd Transfer
Roller
2nd Transfer Roller is
installed properly.
NO Reinstall.
7 2nd Transfer Roller is dirty or
scratched.
YES Change 2nd Transfer Roller.
(p.169)
8 The problem has been
eliminated through the check
of steps up to 9.
NO Change Transfer Belt Unit.
(p.162)
→ Change Controller Board.
(p.198)
AA
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