Adjust (Adjustment Mode) - Canon iR C3200 Series Service Manual

18.4 ADJUST (Adjustment Mode)

18.4.1 COPIER
18.4.1.1 ADJ-XY
18.4.1.1.1 ADJ-X
Adjustment method
Adjustment
range
Caution 1
Caution 2
Vertical size plate
White plate
Decreasing setting value
(read start position moves
in direction of leading edge)
T-18-42
Used to adjust the optical image leading edge position (image read
start position in the sub-scanning direction).
- If the image's blank width is larger than the standard value, the
setting value should be decreased.
- If areas outside the document are also copied, the setting value
should be increased.
- Increasing the setting value by 1 moves the image read start
position by 0.1 mm in the direction of the trailing edge.
(The image read range moves in the direction of the trailing edge.)
- If you have cleared the reader controller PCB's RAM or replaced
the reader controller PCB, enter the value on the service label.
220 to 320 (Value at time of factory shipment: Factory-
adjusted value)
(Value after RAM clear: 265)
After changing the setting value of this item, execute the following:
- COPIER > FUNCTION > CCD > SH-PS-ST
After changing the setting value of this item, enter the new value on
the service label.
Image's leading
edge
Document illumination lamp
F-18-18
Platen glass
(incorporating white plate)
Document
Increasing setting value
(read start position moves
in direction of trailing edge)
Chapter 18
0000-5411
18-65