Image Adjustments; Standards For Image Position; Adjusting The Image Position - Canon iR3245 Series Service Manual

14.1 Image Adjustments

14.1.1 Standards for Image Position

iR3225 / iR3225N / iR3235 / iR3235N / iR3245 / iR3245N
A print made at a magnification of 100% must meet the following standards
for image margin/non-image width:
Leading
Edge Non-
Image
Width
0 2
Left Non-
Image
Width
Margin
Along the
Leading
Edge
0 2 4 6 8 10 12 14 16 18 20
Left Image
Margin

14.1.2 Adjusting the Image Position

iR3225 / iR3225N / iR3235 / iR3235N / iR3245 / iR3245N
Copy 10 sheets from each pickup position to check that the image margin
and non-image area is within the standard.
- Each cassette
- Pickup tray
- Side paper deck
T-14-1
2.5 1.5mm
2nd side of double-sided copy
2.5 1.5mm
4 6 8 10 12 14 16 18 20 5
2.5 1.5mm
2nd side of double-sided copy
2.5 1.5mm
0
2
4
5
6
8
10
2.5 1.5mm
2nd side of double-sided copy
2.5 2.0mm
5
2.5 1.5mm
2nd side of double-sided copy
2.5 2.0mm
0
2
4
5
6
8
10
If it is not within the standard, go through the following procedures to adjust
it.
0019-0516
If changing the value of service mode item in this adjustment, enter the
changed value in the service label.
1. Adjusting the Leading Edge Image Margin
Use service mode to make adjustments:
COPIER> ADJUST> FEED-ADJ> REGIST
2. Adjusting the Left Image (1st side)
Mechanical Horizontal Registration Adjustment
The adjustment method varies depending on the pickup position. (page 14-
2)[Left End Margin Adjustment (each pickup position basis)]
3. Adding the Left Image Margin (2nd side)
Small Size
Use service mode to make adjustments:
COPIER> ADJUST> FEED-ADJ> ADJ-REFE
Decrease the
AD-J-REFE setting.
(a decrease of '10' will
decrease the non-image
width by 1 mm)
Large Size
Use service mode to make adjustments:
COPIER> ADJUST> FEED-ADJ> ADJ-RE-L
0019-0518
Decrease the
ADJ-RE-L setting
(a decrease of '1' will
increase the margin
by 0.1 mm)
2nd side of large-size
double-sided copy
: 2.5 2.0mm
Decrease the REGIST setting.
(a decrease of '10' will
increase the margin by 1 mm)
1st side of copy : 2.5 1.5mm
Paper
leading edge
Increase the REGIST setting.
(an increase of '10' will
increase the margin by 1 mm)
0 2 4 6 8 10 12 14 16 18 20 5
F-14-1
Image left edge
Increase the
ADFJ-REFE value.
(an increase of '10' will
increase the non-image
width by 1 mm)
2nd side of
small-size
double-sided
copy : 2.5 2.0mm
0
2
4
5
6
8
10
F-14-2
Paper left edge
Increase the
ADJ-RE-L setting.
(an increase of '1' will
decrease the margin
by 0.1 mm)
0
2
4
5
6
8
10
F-14-3
Chapter 14
14-1