4-Color> Colored Spots; Poor Fusing Performance, Offset - Epson AcuLaser C9200N Service Manual

EPSON AcuLaser C9200N
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COLORED SPOTS
A. Typical Faulty Images
B. Troubleshooting Procedure
Step Section
1 Photoconductor The surface of the PC Drum is
Unit scratched.
2 Transfer Belt Fingerprints, oil, or other
Unit foreign matter is evident on
the Transfer Belt.
3 Transfer Belt is dirty or
scratched.
4 2nd Transfer 2nd Transfer Roller is dirty or
Roller scratched.
5 Paper path There is foreign matter on
paper path.
6 Fusing Unit Fusing Belt is dirty or
scratched.
7 The problem has been
eliminated through the checks
of steps up to 6.
Troubleshooting
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AA AA
4036fs4052c0
Check Item Result
YES Change Photoconductor Unit.
(p.162)
YES Clean with specified solvent.
(Refer to Chapter 6
MAINTENANCE (p.
YES Clean dirty belt with a soft
cloth. Change Transfer Belt
Unit that has damages.
YES Change 2nd Transfer Roller.
(p.169)
YES Remove foreign matter.
YES Change Fusing Unit.
NO Change Transfer Belt Unit.
(p.162)
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POOR FUSING PERFORMANCE, OFFSET

A. Typical Faulty Images
B. Troubleshooting Procedure
Action
Step Section
1 Paper
2
"
331)")
(p.162)
Image quality problem
Poor fusing Offset
performance
C F
C F C F
C F C F
4036fs4059c0 4036fs4060c0
Check Item Result
Paper type does not match. YES Change the setting.
The problem has been NO Change Fusing Unit.
eliminated through the check
of step up to 1.
Revision D
Action
(p.162)
153
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