EPSON AcuLaser C9200N
Revision D
Troubleshooting
Image quality problem
149
Confidential
<4-COLOR>
LOW IMAGE DENSITY (DECREASE OF ID)
A. Typical Faulty Images
B. Troubleshooting Procedure
Step
Section
Check Item
Result
Action
1
Paper
Paper is damp.
YES
Change paper to one just
unwrapped from its package.
Install Paper Dehumidifying
Heater.
2
Transfer Belt
Unit
Terminal is dirty.
YES
Clean.
3
2nd Transfer
Roller
2nd Transfer Roller is
installed properly.
NO
Reinstall.
4
Charge Neutralizing Cloth is
not separated and ground
terminal is connected
properly.
NO
Correct or change.
5
IDC Sensor
Sensor is dirty.
YES
Clean with blower brush.
6
Replenish
Toner
Execute the "Toner Admix" in
the Maintenance Menu to
charge toner.
NO
Go to next step.
7
Adjust Density Change the setting value for
"Max Density" in the Printer
Adjust Menu.
NO
Go to next step.
ABCDE
ABCDE
ABCDE
ABCDE
ABCDE
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8
The problem has been
eliminated through the checks
of steps up to 6.
NO
Change Transfer Belt Unit.
(p.162)
→
Change Controlzler Board.
(p.198)
→
Change High Voltage Unit
(Image Transfer,
Neutralizing).
(p.230)
Step
Section
Check Item
Result
Action
Summary of Contents for Aculaser C9200N
Page 1: ...SERVICE MANUAL A3 Color Laser Printer EPSONAcuLaser C9200N SEPG08001 Confidential ...
Page 11: ...Confidential C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 31: ...Confidential C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 96: ...Confidential C H A P T E R 3 TROUBLESHOOTING ...
Page 156: ...Confidential C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Page 313: ...Confidential C H A P T E R 5 ADJUSTMENT ...
Page 331: ...Confidential C H A P T E R 6 MAINTENANCE ...