Olivetti d-Color MF4003 User Manual

d-Color MF4003/MF3303
L TROUBLESHOOTING > 16. IMAGE QUALITY PROBLEM
L-128
Skewed image / Image deviation
What is the printing mode in
which the problem occurred?
PC print*
Copy
Scan
YES
YES NO
NO
NO
YES
Does the problem occur even
with the test patterns in Test Mode?
Does the problem occur also
in scanned images by
using original glass?
Does the problem occur only
in a specific paper feed tray?
ADF Scanner (IR) Paper feed tray
Paper transport section
Symptom
Isolation of the cause area
Cause area
* In case of image deviation at the time
of PC printing, please confirm beforehand
that there is no mistake in the print setting
of the PC application or printer driver.
Troubleshooting steps for each cause area
NOTE
▪ If the problem can not be solved after "(1) First steps of troubleshooting," check "(2) Individual adjustment items".
▪ In "(2) Individual adjustment item," perform adjustment and test according to the manual description procedure of each item.
< ADF >
(1) First steps of troubleshooting
Step Contents
1 Check the set position of original and document width guide, and correct it if needed.
2 Check the paper path, and remove any paper pieces or foreign matters.
3 Check each roller for dirt and wear, and clean or replace it if needed.
4 If there is looseness in the screw of the ADF hinge part, fix it and perform the installation settings of ADF.
5 Perform test printing/scanning to check whether the problem has been resolved. If it can not be resolved, confirm "(2)
individual adjustment items".
(2) Individual adjustment items
Skewed image 1. I.15.2 Registration Loop Adj.
Image deviation 1. I.15.6 Feed Zoom
2. I.15.8 FD-Mag. Adj. (B)
NOTE
▪ If the trouble can not be solved by the above adjustment, replace the CIS module (IR CIS).
▪ If there is a problem only on the back side image after the above adjustment, replace the DF CIS module assy
.
< Scanner (IR) >
(1) First steps of troubleshooting
Step Contents
1 Check the set position of original, and correct it if needed.
2 When using a thick original (like a book), check whether the user strongly presses the document cover/ADF. *The
scanner section may not move smoothly due to the excessive pressure, and which may cause image deviation.
3 If original glass is not installed properly, reinstall original glass.
Service Manual
Y119930-3

Olivetti d-Color MF4003 Specifications

General

Brand	Olivetti
Model	d-Color MF4003
Category	Copier
Language	English