Canon imagerunner C5180 Service Manual page 655

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Chapter 19
7. CCD
Sub item
TARGET-B Use it to check the shading target value for B.
TARGET-G Use it to check the shading target value for G.
TARGET-R Use it to check the shading target value for R.
GAIN-OB
Use it to indicate the gain level adjustment value (for color) of odd-numbered blue bits of the CCD.
GAIN-OG
Use it to indicate the gain level adjustment value (for color) of odd-numbered green bits of the CCD.
GAIN-OR
Use it to indicate the gain level adjustment (for color) of odd-numbered red bits of the CCD.
GAIN-EB
Use it to indicate the gain level adjustment value (for color) of even-numbered blue bits of the CCD.
GAIN-EG
Use it to indicate the gain level adjustment (for color) of even-numbered green bits of the CCD.
GAIN-ER
Use it to indicate the gain level adjustment value (for color) of even-numbered red bits of the CCD.
8. DPOT
Displaying Photosensitive Drum Surface Potential Control Data
Sub item
MEMO:
For items other than DPOT-K, displaying value at the time of the latest potential control.
2TR-PPR
Use it to check the output value of the paper separation voltage of the secondary transfer DC voltage
generated last.
2TR-BASE
Use it to check the output value of the reference voltage of the secondary transfer DC voltage generated
last.
1TR-DC-Y
Use it to check the output value of the primary transfer DC voltage (Y) generated last.
1TR-DC-M
Use it to check the output value of the primary transfer DC voltage (M) generated last.
1TR-DC-C
Use it to check the output value of the primary transfer DC voltage (C) generated last.
1TR-DC-K
Use it to check the output value of the primary transfer DC voltage (K) generated last.
CHG-AC-Y
output value of primary charge AC voltage (Y) output last
CHG-AC-M
output value of primary charge AC voltage (M) output last)
CHG-AC-C
output value of primary charge AC voltage (C) output last)
CHG-AC-K
output value of primary charge AC voltage (Bk) output last)
19-10
T-19-11
COPIER>DISPLAY>CCD
Description
T-19-12
COPIER>DISPLAY>DPOT
Description
level.
2
2
2
2
2
2
2
2
2
level.
2
2
2
2
2
2
2
2
2
2

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