Canon iR C6800 Series Service Manual page 1132

Chapter 15
15.4.1.2.16 <DFTAR G>
Method of
adjustment
Range of
adjustment
Attention
15.4.1.2.17 <DFTAR B>
Method of
adjustmen
Range of
adjustment
Attention
15-68
Use it to enter the shading target (GREEN) for the DF (normal original read position).
Use this mode item to enter the factory measurement if an image fault occurs (e.g., caused by
soiling of the chart) after executing COPIER>FUNCTION>CCD>DF WLVL1/DF WLV2.
if you have initialized the RAM on the reader controller PCB or replaced the reader controller
PCB, enter the value indicated on the service label.
1 to 2047
[at time of shipment: factory measurement/after RAM initialization: 1189]
If you have changed the setting, be sure to record the new setting on the service label.
Use it to enter the shading target (BLUE) for the DF (normal original read position).
Use this mode item to enter the factory measurement if an image fault occurs (e.g., caused by
soiling of the chart) after executing COPIER>FUNCTION>CCD>DF WLVL1/DF WLV2.
if you have initialized the RAM on the reader controller PCB or replaced the reader controller
PCB, enter the value indicated on the service label.
1 to 2047
[at time of shipment: factory measurement/after RAM initialization: 1209]
If you have changed the setting, be sure to record the new setting on the service label.
T-15-49
T-15-50
0005-6815
0005-6819