Canon imageRUNNER ADVANCE C350 series Service Manual page 369

4
Disassembly/Assembly > Original Exposure/Feed System > Removing the ADF Pickup Unit > Procedure
Adjustment the White Level for ADF Scanning
1) Take the action stated below in the service mode.
(Lv.1) COPIER > FUNCTION > CCD > DF-WLVL1/2 (White level adj in book/DADF mode)
1. Place a sheet of paper that the user usually uses on the Copyboard Glass, enter the
following servicemode.
LV. COPIER > FUNCTION > CCD >
1
White level adj in book mode: color
2. Place a sheet of paper that the user usually uses on the DADF, enter the following
servicemode.
LV. COPIER > FUNCTION > CCD >
1
White level adj in DADF mode:
NOTE:
The result of the adjustment is reflected to COPIER> ADJUST> CCD> DFTAR-R/
DFTAR-G/ DFTAR-B / DFTAR2-R/ DFTAR2-G/ DFTAR2-B / DFTAR3-R/ DFTAR3-G/
c o l o r
DFTAR3-B
4 Disassembly/Assembly > Original Exposure/Feed System > Removing the ADF Pickup Unit > Procedure
DF-WLVL1
T-4-52
DF-WLVL2
T-4-53
Removing the ADF Pickup Unit
■ Procedure
CAUTION:
Be sure not to touch the surface [A] of the roller when disassembling/assembling.
4-62
F-4-132
[A]
F-4-133
4-62