Canon imageRUNNER ADVANCE C5051 Series Service Manual page 103

2
Technology■>■Image■Formation■System■>■Controls■>■Image■stabilization■control
Output of patch pattern data
Patch pattern is created
(Y)D-half correction table
Actual gradation
characteristics
Y9 Y10
100
Ideal gradation
Y2
characteristics
D-half correction table is
Y1
0 100
Data output（V-CON）
100
Ideal gradation
characteristics
Actual gradation
characteristics
0 100
Data output（V-CON）
MEMO:
Following■4■types■of■patch■patterns■are■created■on■this■control.
•■ Copy■pattern■(10■patch■per■each■color)
•■ Letter■priority■pattern■(10■patch■per■each■color)
•■ Photo■priority■pattern■(10■patch■per■each■color)
•■ Standard■pattern■for■ARCDAT■control■(3■patch■per■each■color)
2 Technology■>■Image■Formation■System■>■Controls■>■Image■stabilization■control
Start
Main controller2
DC controller(UN1)
Patch sensor(Center)(UN49)
Patch scanning
DC controller(UN1)
Output of density data
Main controller2
created（Y,M,C,Bk）
F-2-100
Correction■value■calculation■flow■for■ARCDAT■control
Reference data for
example)
ARCDAT of copy pattern
100
INT
40
20
40
10
100
Data output(D-CON)
Start
DC controller(UN1)
Reference patch pattern for
ARCDAT is created(3Patch)
Patch sensor(center)(UN49)
Patch scanning
DC controller(UN1)
Output of density data (INT)
Main controller2
Saved as reference
data for ARCDAT
F-2-101
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