Fip-P11 Dark Or Dirty Background - Epson AcuLaser CX11 Service Manual

EPSON AcuLaser CX11/CX11F

FIP-P11 Dark or Dirty Background

Before starting troubleshooting, inspect the feed path of the printer paper. Check the
paper feed path for metal staples, paper clips, paper scraps, and other foreign matter.
Step Check
Connection check of ROS ASSY connector
1
Is the connector firmly connected to ROS
ASSY?
Check of contact between Photoconductor
2
Unit and frame
Are the contacts of Photoconductor Unit and
HOUSING ASSY-GUIDE AD dirty or
deformed?
Check after replacement of Photoconductor
3
Unit
Replace Photoconductor Unit.
Make a test print of the problem image.
Is the image printed normally?
TROUBLESHOOTING
Problems
The entire page or part of the page is dirtied
with toner. It appears as extremely light gray
dirt.
ESS and possible parts that caused the error
ROS ASSY
Photoconductor Unit
SENSOR ASSY ADC
LV/HVPS
HOUSING ASSY-GUIDE AD
2ND BTR ASSY
PWBA MCU
FUSER ASSY
PWBA ESS
500 FEEDER ASSY OPTION
Yes No
Go to Step [2]. Connect the
connector.
Clean or replace Go to Step [3].
relevant parts.
End of Go to Step [4].
procedure
Step
Check of dirt and foreign bodies on surface
4
of SENSOR ASSY ADC
Are there any dirt or foreign bodies on the
SENSOR ASSY ADC surface?
Execution of a test print
5
Make a test print of the problem image.
Is the image printed normally?
Check after replacement of SENSOR ASSY
6
ADC
Replace SENSOR ASSY ADC.
Make a test print of the problem image.
Is the image printed normally?
Check after replacement of LV/HVPS
7
Replace LV/HVPS.
Make a test print of the problem image.
Is the image printed normally?
Printer
manuals4you.com manuals4you.com
Check Yes
Clean to remove
any dirt or
foreign bodies,
and go to step
[5].
End of procedure Go to Step [6].
End of procedure Go to Step [7].
(p.379)
End of procedure Replace "ESS and
(p.435)
Revision B
No
Go to Step [6].
possible parts that
caused the error".
266