Canon imageRUNNER ADVANCE 9070 PRO series Service Manual Digest page 419

COPIER> ADJUST> CCD
100DF2RG Img Sensr RG color displace crrct VL:bck
Lv.2 Details To correct the color displacement (R and G lines) in vertical scanning
direction due to the Scanner Unit (paper back).
When replacing the Reader Controller PCB/clearing RAM data, enter
the value of service label.
Use case 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 -256 to 256
Unit 0.001 line
Default value 0
DFCH2R2 Complex chart No.2 data (R) [Front side]
Lv.1 Details To derive the front/back side linearity, set the Red data (for paper
front) of No.2 image in DADF complex chart.
Enter the value of service label on the Reader.
This setting is enabled for 1-path DADF only.
Use case 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 1 to 2550
Default value 2000
DFCH2R10 Complex chart No.10 data(R) [Front side]
Lv.1 Details To derive the front/back side linearity, set the Red data (for paper
front) of No.10 image in DADF complex chart.
Enter the value of service label on the Reader.
This setting is enabled for 1-path DADF only.
Use case 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 2550
Default value 0
DFCH2B2 Complex chart No.2 data (B) [Front side]
Lv.1 Details To derive the front/back side linearity, set the Blue data (for paper
front) of No.2 image in DADF complex chart.
Enter the value of service label on the Reader.
This setting is enabled for 1-path DADF only.
Use case 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 1 to 2550
Default value 2000
COPIER> ADJUST> CCD
DFCH2B10 Complex chart No.10 data(B) [Front side]
Lv.1 Details To derive the front/back side linearity, set the Blue data (for paper
front) of No.10 image in DADF complex chart.
Enter the value of service label on the Reader.
This setting is enabled for 1-path DADF only.
Use case 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 2550
Default value 0
DFCH2G2 Complex chart No.2 data (G) [Front side]
Lv.1 Details To derive the front/back side linearity, set the Green data (for paper
front) of No.2 image in DADF complex chart.
Enter the value of service label on the Reader.
This setting is enabled for 1-path DADF only.
Use case 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 1 to 2550
Default value 2000
DFCH2G10 Complex chart No.10 data(G) [Front side]
Lv.1 Details To derive the front/back side linearity, set the Green data (for paper
front) of No.10 image in DADF complex chart.
Enter the value of service label on the Reader.
This setting is enabled for 1-path DADF only.
Use case 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 2550
Default value 0
CCD-CHNG Scanner Unit(ppr frt) rplce flag setting
Lv.1 Details To set the calculation mode of MTF filter coefficient that is used at
the replacement of Scanner Unit (paper front).
When replacing the Scanner Unit (paper front), 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 front)
• 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 front) is
already replaced.)
Default value 0
Related service mode COPIER> ADJUST> CCD> MTFMCL, MTFSCL, MTFMBW,
MTFSBW
5
5-191