Printing Quality-Related Fip; Fip-P1 Printing Is Faint (Weak Tones) - Epson AcuLaser CX11 Service Manual

EPSON AcuLaser CX11/CX11F

3.4.5.4 Printing quality-related FIP

FIP-P1 Printing is Faint (Weak Tones)

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
Check of Paper
1
Load new, dry recommended paper, and
execute a test print.
Is the image printed normally?
Check of laser beam path
2
Are there any obstructions between ROS ASSY
and Photoconductor Unit?
Check of ROS window
3
Is ROS window dirty?
TROUBLESHOOTING
Problems
Overall density of image is too weak.
ESS and possible parts that caused the error
Photoconductor Unit
ROS ASSY
Toner Cartridge Y
Toner Cartridge M
Toner Cartridge C
Toner Cartridge K
2ND BTR ASSY
HOUSING ASSY-GUIDE AD
MOT ASSY MAG
PWBA ESS
PWBA MCU
LV/HVPS
FUSER ASSY
500 FEEDER ASSY OPTION
Yes No
End of procedure Go to Step [2].
Remove Go to Step [3].
obstacles.
Clean the ROS Go to Step [4].
window with
CLEANER
ASSY.
Step Check
Check of toner cartridge attachment
4
Re-attach the toner cartridge, and make a test
print of the problem image.
Is the image printed normally?
Check of 2ND BTR ASSY
5
Remove 2ND BTR ASSY.
Is 2ND BTR ASSY normal without any dirt,
damage or wear?
Check of contact between Photoconductor
6
Unit and frame
Are the contacts of Photoconductor Unit and
HOUSING ASSY-GUIDE AD dirty or
deformed?
Check after replacement of Photoconductor
7
Unit
Replace Photoconductor Unit.
Make a test print of the problem image.
Is the image printed normally?
Check after replacement of Toner Cartridge
8
Replace Toner Cartridge Y/M/C/K.
Make a test print of the problem image.
Is the image printed normally?
Check after replacement of PWBA MCU
9
Replace PWBA MCU.
Make a test print of the problem image.
Is the image printed normally?
Check after replacement of ROS ASSY
10
Replace ROS ASSY. (p.401)
Make a test print of the problem image.
Is the image printed normally?
Check after replacement of the MOT ASSY
11
MAG
Replace MOT ASSY MAG.
Make a test print of the problem image.
Is the image printed normally?
Printer
Yes
End of procedure Go to Step [5].
Go to Step [6].
(p.374)
Clean or replace
relevant parts.
End of procedure Go to Step [8].
End of procedure Go to Step [9].
End of procedure Go to Step [10].
(p.432)
End of procedure Go to Step [11].
End of procedure Go to Step [12].
(p.423)
Revision B
No
Replace 2ND
BTR ASSY.
(p.374)
Go to Step [7].
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