Epson Aculaser C9200N - Monocolor> Void Areas, White Spots; Monocolor> Colored Spots

EPSON AcuLaser C9200N Revision D
Troubleshooting Image quality problem 143
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<MONOCOLOR>
VOID AREAS, WHITE SPOTS
A. Typical Faulty Images
B. Troubleshooting Procedure
<MONOCOLOR>
COLORED SPOTS
A. Typical Faulty Images
B. Troubleshooting Procedure
Step Section Check Item Result Action
1 Image Check There are void areas at the
front side or high density
section.
YES Refer to p.141.
2 There is void area at the rear
side section.
YES Change the setting value of
"TR XXX" in the Printer
Adjust Menu.
3 Photoconducto
r Unit
The surface of the PC Drum is
scratched.
YES Change Photoconductor Unit.
4 Dirty on the outside. YES Clean.
5 Toner
Cartridge
Foreign matter or caked toner
in the Toner Cartridge.
YES Remove foreign matter.
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Void areas White spots
Step Section Check Item Result Action
1 Photoconductor
Unit
Developing bias contact
terminal makes good
connection.
NO Clean contact terminal and
check terminal position.
2 The surface of the PC Drum is
scratched.
YES Change Photoconductor Unit.
3 Dirty on the outside. YES Clean.
AAAA
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Colored spots