Canon imageRUNNER 1750 Series Service Manual page 278

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● #SCAN> READER> ADJUST> ADJ-XY> ADJ-S
Adjustment of CIS scan-start cell position. (image scan-start position in horizontal scanning
direction)
Adjust the position to measure data for shading correction with standard white plate. This item
must not be normally used.
NOTE:
If changing the setting value of this item, be sure to Note the changed value on the
service label.
● #SCAN> READER> ADJUST> ADJ-XY> ADJ-Y-DF
Adjustment of horizontal scanning position at DF stream reading.
Adjust horizontal scanning position at DF stream reading. (Because the Original Tray at
Feeder side does not have mechanism to adjust side registration.)
0.1mm shift of image scan-start position toward the front direction by 1-increment in the
setting value.
NOTE:
If changing the setting value of this item, be sure to Note the changed value on the
service label.
● #SCAN> READER> ADJUST> ADJ-XY> ADJ-Y-POS
Adjustment of CIS scan position at stream-reading mode with DF.
This item must not be normally used.
NOTE:
If changing the setting value of this item, be sure to Note the changed value on the
reader's service label.
● #SCAN> READER> ADJUST> ADJ-XY> ADJ-X-MG
Fine adjustment of magnification ratio in vertical scanning direction at copyboard reading
Perform fine adjustment of magnification ratio in vertical scanning direction at copyboard
reading.
0.1mm shift of image scan-start position toward the front direction by 1-increment in the
setting value.
NOTE:
If changing the setting value of this item, be sure to Note the changed value on the
reader's service label.
8
Service Mode > Details of Service Mode > #SCAN > READER
8
Service Mode > Details of Service Mode > #SCAN > READER
● #SCAN> READER> ADJUST> CCD> W-PLT-X
White label data entry with standard white plate.
● #SCAN> READER> ADJUST> CCD> W-PLT-Y
White label data (Y) entry with standard white plate.
● #SCAN> READER> ADJUST> CCD> W-PLT-Z
White label data (Z) entry with standard white plate.
Execute this mode only when necessary. Do not execute it when unnecessary.
NOTE:
Be sure to enter the numeric value on copyboard glass when replacing the copyboard
glass.
If changing the setting value of this item, be sure to Note the changed value on the
service label.
● #SCAN> READER> ADJUST> CCD> SH-TRGT
Shading target value of the standard white plate (backup).
This item must not be normally used.
● #SCAN> READER> ADJUST> CCD> DFTAR-R
Shading target value (RED) entry when using DF (normal document scanning position).
● #SCAN> READER> ADJUST> CCD> DFTAR-G
Shading target value (GREEN) entry when using DF (normal document scanning position).
● #SCAN> READER> ADJUST> CCD> DFTAR-B
Shading target value (BLUE) entry when using DF (normal document scanning position).
This item must not be normally used.
● #SCAN> READER> ADJUST> CCD> DFTAR-K
Black shading target value when using DF.
This item must not be normally used.
● #SCAN> READER> ADJUST> PASCAL> OFST-P-K
Density adjustment at test print scanning.
Execute offset adjustment for test print scanning signal in PASCAL control at auto gradation
correction (full correction)
8-29
8-29

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