Canon imageRUNNER ADVANCE 9070 PRO series, Service Manual Digest, Page: 425 / 874

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COPIER> ADJUST> CCD
DFTBK-R Shading target value (R) [Back side]
Lv.1 Details When replacing the Reader Controller PCB, enter the value of
service label.
When replacing the Copyboard Glass/Scanner Unit (paper back),
execute COPIER> FUNCTION> CCD> DF-WLVL1, DF-WLVL2 and
write the value which is automatically set in the service label.
Use case • When replacing the Reader Controller PCB/clearing RAM data
• When replacing the Scanner Unit (paper back)
Adj/set/operate method 1) Enter the setting value, and then press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range 700 to 1400
Default value 1156
Related service mode COPIER> FUNCTION> CCD> DF-WLVL1, DF-WLVL2
CCD-CHG2 Scanner Unit(paper back) rplce flag set
Lv.1 Details To set the calculation mode of MTF filter coefficient that is used at
the replacement of Scanner Unit (paper back).
When replacing the Scanner Unit (paper back), enter 1. When
replacing the Reader Controller PCB/clearing RAM data, enter the
value of service label.
Use case • When replacing the Scanner Unit (paper back)
• When replacing the Reader Controller PCB/clearing RAM data
Adj/set/operate method 1) Enter the setting value, and then press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range 0 to 1
0: Data at factory shipment is used.
1: Data at factory shipment is not used. (Scanner Unit (paper back)
is already replaced.)
Default value 0
Related service mode COPIER> ADJUST> CCD> MTF2MCL, MTF2SCL, MTF2MBW,
MTF2SBW
DFTBK-BW Shading target value (B&W) [Back side]
Lv.1 Details When replacing the Reader Controller PCB, enter the value of
service label.
When replacing the Copyboard Glass/Scanner Unit (paper back),
execute COPIER> FUNCTION> CCD> DF-WLVL3, DF-WLVL4 and
write the value which is automatically set in the service label.
Use case • When replacing the Reader Controller PCB/clearing RAM data
• When replacing the Copyboard Glass/Scanner Unit (paper back)
Adj/set/operate method 1) Enter the setting value, and then press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range 700 to 1400
Default value 1126
Related service mode COPIER> FUNCTION> CCD> DF-WLVL3, DF-WLVL4
T-5-32
■ IMG-REG
COPIER> ADJUST> IMG-REG
REG-H-Y Adj Y color write start pstn: horz scan
Lv.1 Details To adjust the write start position of yellow color image in the
horizontal scanning direction in increments of 1 pixel.
Use case When yellow color displacement in the horizontal scanning direction
occurs
Adj/set/operate method Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
Caution Do not use this at the normal service.
Display/adj/set range -128 to 127
Unit 1 pixel
Default value 0
REG-H-C Adj C color write start pstn: horz scan
Lv.1 Details To adjust the write start position of cyan color image in the horizontal
scanning direction in increments of 1 pixel.
Use case When cyan color displacement in the horizontal scanning direction
occurs
Adj/set/operate method Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
Caution Do not use this at the normal service.
Display/adj/set range -128 to 127
Unit 1 pixel
Default value 0
REG-H-K Adj Bk color write start pstn: horz scan
Lv.1 Details To adjust the write start position of black color image in the horizontal
scanning direction in increments of 1 pixel.
Use case When black color displacement in the horizontal scanning direction
occurs
Adj/set/operate method Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
Caution Do not use this at the normal service.
Display/adj/set range -128 to 127
Unit 1 pixel
Default value 0