Canon Duplex Color B1, Service Manual

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Adjustment > Overview > Side Registration Adjustment
Adjustment > Overview > Side Registration Adjustment
2) Align the straight line with the clearance between the miler and the mold, and fix the read
position adjustment paper with a piece of elastic tape.
Position accuracy of read position adjustment paper: -/+0.3 mm
Elastic tape
Straight line
Miler
Mold
3) Execute the following service mode item.
Lv. COPIER > FUNCTION > INSTALL >
1 STRD-POS
Side Registration Adjustment
MEMO:
There are 2 adjustment methods; for front side reading (reader side scanner unit) and
for back side reading (DADF side scanner unit).
a. Adjustment for front side reading
1) Set a test chart on the original pickup tray and make a 1-sided print.
2) Overlap the printed paper with the test chart.
3) Check that the rear side of the printed image is within the standard.
Standard: A </= 1 mm
Feed direction Feed direction
A
A
Image rear side of
test chart
Rear side of
printed image
Rear side of
printed image
Image rear side of
test chart
< If the image is displaced toward rear > < If the image is displaced toward front >
4) If it is out of standard, make an adjustment in service mode.
Lv. COPIER > ADJUST > ADJ-XY >
1
ADJ-Y-DF
If the image is displaced toward rear, increase the value (image is moved toward front).
If the image is displaced toward front, decrease the value (image is moved toward rear).
Changes per 1 unit: 0.1 mm
Adjustment range: 2 to 202 (default: 102)
5) Printout a test chart again and check that the image is within the standard.
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