Canon imageRUNNER ADVANCE 4551i Service Manual page 657

COPIER > ADJUST > CCD
SH-TRGT 1
Detail
Use Case
Adj/Set/Operate Method
Caution
Display/Adj/Set Range
Default Value
Related Service Mode
Amount of Change per
Unit
100-RG 1
Detail
Use Case
Adj/Set/Operate Method
Caution
Display/Adj/Set Range
Unit
Default Value
Amount of Change per
Unit
100-GB 1
Detail
Use Case
Adj/Set/Operate Method
Caution
Display/Adj/Set Range
Unit
Default Value
Amount of Change per
Unit
Shading target VL (B&W) entry: Copyboard
To enter the B&W shading target value in copyboard reading mode.
When replacing the Reader Controller PCB, enter the value of service label.
When replacing the Scanner Unit, execute DF-WLVL3, and write the value which is automatically
set in the service label.
- When replacing the Reader Controller PCB/clearing RAM data
- When replacing the Scanner Unit
1) Enter the setting value, and then press OK key.
2) Turn OFF/ON the main power switch.
After the setting value is changed, write the changed value in the service label.
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COPIER> FUNCTION> CCD> DF-WLVL3
1
Img Sensr RG color displace crrct: front
To correct the color displacement between R and G lines in vertical scanning direction due to the
Scanner Unit (for front side).
When replacing the Reader Controller PCB/clearing RAM data, enter the value of service label.
- When replacing the Reader Controller PCB/clearing RAM data
- When replacing the Scanner Unit (for front side)
1) Enter the setting value (switch negative/positive by -/+ key) and press OK key.
2) Turn OFF/ON the main power switch.
After the setting value is changed, write the changed value in the service label.
-256 to 256
line
0
0.001
Img Sensr GB color displace crrct: front
To correct the color displacement between G and B lines in vertical scanning direction due to the
Scanner Unit (for front side).
When replacing the Reader Controller PCB/clearing RAM data, enter the value of service label.
- When replacing the Reader Controller PCB/clearing RAM data
- When replacing the Scanner Unit (for front side)
1) Enter the setting value (switch negative/positive by -/+ key) and press OK key.
2) Turn OFF/ON the main power switch.
After the setting value is changed, write the changed value in the service label.
-256 to 256
line
0
0.001
644
8. Service Mode