Adjusting The Image Leading Edge Margin; Adjusting The Left/Right Non-Image Width; Adjusting The Leading Edge Non-Image Width; Scanning System - Canon iR7086 Series Service Manual

Chapter 14
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14.2.4 Adjusting the Image Leading Edge Margin

iR7105 / iR7095 / iR7086
1) Make the following selections in service mode so that the image margin
will be as indicated: COPIER > ADJUST > FEED-ADJ > REGIST.
- if the margin is too large, increase the setting of REGIST (a change of
10 will decrease the margin by 1 mm).
- if the margin is too small, decrease the setting of REGIST (a change of
10 will increase the margin by 1 mm).
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14.2.5 Adjusting the Left/Right Non-Image Width

iR7105 / iR7095 / iR7086
1) Adjust the non-image width in service mode so that it is as indicated:
COPIER > ADJUST > ADJ-XY > ADJ-Y.
[1] Edge of image
- Decreasing the ADJ-Y setting: A decrease by '10' will decrease the
margin by 1 mm.
- Increasing the ADJ-Y setting: An increase by '10' will increase the non-
image width by 1 mm.

14.2.6 Adjusting the Leading Edge Non-Image Width

iR7105 / iR7095 / iR7086
1) Adjust the non-image width in service mode so that it is as indicated:
COPIER > ADJUST > ADJ-XY > ADJ-X.
[1] Image leading edge
- Decreasing the ADJ-X setting: A decrease by '10' will decrease the
width by 1 mm.
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- Increasing the ADJ-X setting: An increase by '10' will increase the width
by 1 mm.

14.3 Scanning System

14.3.1 When Replacing Components of the Scanning
System
iR7105 / iR7095
<Components>
CCD unit, copyboard glass, scanning lamp, standard white plate, inverter
PCB
<Procedure>
0010-9311
Execute the following service mode item:
1) COPIER> FUNCTION> CCD> CCD-ADJ (shading correction based on
the standard white plate)
14.3.2 When Replacing Components of the Scanning
System
iR7086
<Components>
CCD unit, copyboard glass, stream reading glass, scanning lamp, inverter
PCB
<Procedure>
Execute the following service mode items:
1) COPIER> FUNCTION> CCD> CCD-ADJ (shading correction based on
the standard white plate)
2) COPIER> FUNCTION> CCD> DF-WLVL1 (ADF white level; for copy-
board mode)
3) COPIER> FUNCTION> CCD> DF-WLVL2 (ADF white level; for
stream reading mode)
14.3.3 Adjusting the Position of the No. 1/No. 2 Mirror
Base
iR7105 / iR7095 / iR7086
1) Arrange the mirror positioning tool (FY9-3009-040) so that it is ready for
use in the machine (by changing the pin position; REAR).
0011-8648
2) Arrange the mirror positioning tool so that it is ready for use in the ma-
chine (by changing the pin position; FRONT).
0011-8649
[1]
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[C]
[B]
[A]
[A]
[B]
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0011-8722
0011-7996
0011-9468