Adjusting the Image Position
(Sub Scanning Direction)
1. Copy the test chart with the DADF.
2. Compare the leading edge registration between the
copy and the test chart. As necessary, make the
following adjustment.
■ Adjustment Procedure
1. Select the following item in the service mode.
FEEDER > ADJUST > DOCST
2. Change the value as gap A in the figure.
• If the image is displaced to the trailing edge:
Increase the value. (The image shifts to the leading
edge.)
• If the image is displaced to the leading edge:
Decrease the value. (The image shifts to the trailing
edge.)
Setting Value; 1=0.1mm
Feed direction
A
Leading edge of
test chart image
Leading edge of
printed image
< If the image is displaced toward trailing edge >
Feed direction
A
Leading edge of
printed image
Leading edge of
test chart image
< If the image is displaced toward leading edge >
3. When the setting value was changed in step 2, write
down the new numerical value in the service label.
NOTE:
The service label affixed to the back of Reader Front
Cover.
6. Installation
105
Summary of Contents for DADF-AV1
Page 1: ...Revision 2 0 DADF AV1 Service Manual ...
Page 9: ...Product Overview 1 Features 4 Specifications 5 Name of Parts 6 ...
Page 39: ...Periodical Service 3 List of Work for Servicing 34 ...
Page 74: ...Adjustment 5 Overview 69 Basic Adjustment 70 ...
Page 113: ...APPENDICES Service Tools 108 General Circuit Diagram 109 ...
