Canon imageRUNNER ADVANCE 4551i Service Manual page 633

COPIER > DISPLAY > CCD
GAIN2-OB 2
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
Appropriate Target Value
GAIN2-ER 2
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
Appropriate Target Value
GAIN2-EG 2
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
Appropriate Target Value
GAIN2-EB 2
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
Appropriate Target Value
OFST2-CL 2
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
Gain lvl of Read Sensor odd bit(B):back
To display the Blue gain level adjustment value in odd-numbered bit on the Reading Sensor of
Scanner Unit (for back side).
Continuous display of upper limit is considered a failure of the Scanner Unit/Reader Controller
PCB.
- When replacing the Reader Controller PCB
- At scanned image failure
N/A (Display only)
0 to 65535
0 - 143
Gain lvl of Read Sensor even bit(R):back
To display the Red gain level adjustment value in even-numbered bit on the Reading Sensor of
Scanner Unit (for back side).
Continuous display of upper limit is considered a failure of the Scanner Unit/Reader Controller
PCB.
- When replacing the Reader Controller PCB
- At scanned image failure
N/A (Display only)
0 to 65535
0 - 143
Gain lvl of Read Sensor even bit(G):back
To display the Green gain level adjustment value in even-numbered bit on the Reading Sensor of
Scanner Unit (for back side).
Continuous display of upper limit is considered a failure of the Scanner Unit/Reader Controller
PCB.
- When replacing the Reader Controller PCB
- At scanned image failure
N/A (Display only)
0 to 65535
0 - 143
Gain lvl of Read Sensor even bit(B):back
To display the Blue gain level adjustment value in even-numbered bit on the Reading Sensor of
Scanner Unit (for back side).
Continuous display of upper limit is considered a failure of the Scanner Unit/Reader Controller
PCB.
- When replacing the Reader Controller PCB
- At scanned image failure
N/A (Display only)
0 to 65535
0 - 143
Dspl Read Sensor offset value:clr, back
To display the offset value of the Reading Sensor of Scanner Unit (for back side) in color scanning
mode.
When image failure occurs at back side scanning in color mode
N/A (Display only)
0 to 116
620
8. Service Mode