Epson AcuLaser C2800 Service Manual page 147

AcuLaser C2800/C2800D/C3800/C3800D
FIP-P11 PRINTED PAGES HAVE A DARK OR DIRTY BACKGROUND
Symptom
The entire page or part of the page is soiled with toner. It
appears as extremely light gray dirt.
Possible Parts
Before starting troubleshooting, inspect the paper feed path of the printer paper. Check
the paper feed path for metal staples, paper clips, paper scraps, and other foreign matter.
Step Check
Check the IMAGING CARTRIDGE (Y/M/
1
C/K)
Is the specified IMAGING CARTRIDGE (Y/
M/C/K) installed correctly?
Check the belt surface of the TRANSFER
2
UNIT
Is the belt surface recessed or deformed?
Check the paper feed path
3
Is there any dirt on the path?
Check the connection of the ROS ASSY
4
Is the harness of the ROS ASSY securely
connected?
Check after replacing the ROS ASSY
5
Replace the ROS ASSY (p.280)
print. Does the printing density get back to
normal?
TROUBLESHOOTING
Symptom / Possible Parts
IMAGING CARTRIDGE (Y/M/C/K)
TRANSFER UNIT
ROS ASSY
PWBA MCU
BOARD ASSY, MAIN
HVPS
Yes
Go to Step [2]. Replace the
specified
IMAGING
CARTRIDGE (Y/
M/C/K).
Replace the Go to Step [3].
TRANSFER
UNIT. (p.268)
Clean the paper Go to Step [4].
feed path.
Go to Step [5]. Reconnect the
harness correctly.
End of procedure Replace the
PWBA MCU.
and make a test
(p.343)
Print Quality Trouble FIP
No
(p.271)
Revision C
147
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