Epson AcuLaser CX11 Service Manual

EPSON AcuLaser CX11/CX11F Revision B
TROUBLESHOOTING Printer 258
FIP-P4 Vertical White Bands or Lines
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.
 Problems
Vertical (along the paper feed direction) white
bands or lines appear almost all over the
printout. Some bands or lines are extremely
faint and some are completely white (blank)
missing the part of the image which should be
printed.
 ESS and possible parts that caused the error
 ROS ASSY
 Photoconductor Unit
 2ND BTR ASSY
 FUSER ASSY
 PWBA ESS
 PWBA MCU
 LV/HVPS
 500 FEEDER ASSY OPTION
Step Check Yes No
1
Check of Paper
Load new, dry recommended paper, and
execute a test print of the problem image.
Is the image printed normally?
End of procedure Go to Step [2].
2
Check of the paper feed path
Are there any dirt or obstacles on the paper feed
path from feeding section to the ejecting
section?
Remove
obstacles.
Go to Step [3].
3
Check of laser beam path
Are there any obstructions between ROS
ASSY and Photoconductor Unit?
Remove
obstacles.
Go to Step [4].
4
Check of ROS window
Is ROS window dirty?
Clean the ROS
window with
CLEANER
ASSY.
Go to Step [5].
5
Check of 2ND BTR ASSY
Remove 2ND BTR ASSY. (p.374)
Is 2ND BTR ASSY normal without any dirt,
damage or wear?
Go to Step [6]. Replace 2ND
BTR ASSY
(p.374)
6
Check after replacement of Photoconductor
Unit
Replace Photoconductor Unit.
Make a test print of the problem image.
Is the image printed normally?
End of procedure Go to Step [7].
7
Check after replacement of ROS ASSY
Replace ROS ASSY. (p.401)
Make a test print of the problem image.
Is the image printed normally?
End of procedure Go to Step [8].
8
Check of Heat Roll and Pressure Roll
Allow FUSER ASSY to cool down
before performing work.
Remove FUSER ASSY. (p.415)
Turn the Gear by hand, and inspect Heat Roll
and Pressure Roll.
Are Heat Roll and Pressure Roll scratched or
dirty and damaged?
Replace FUSER
ASSY. (p.415)
Replace “ESS
and possible parts
that caused the
error”.
Step Check Yes No
W A R N I N G
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Epson AcuLaser CX11 Specifications

General

Brand	Epson
Model	AcuLaser CX11
Category	All in One Printer
Language	English