Canon imageRUNNER ADVANCE C350 series Service Manual page 493

5
Adjustment > Document Exposure System > Original Exposure and Feed System (Reader) > Copyboard Glass Unit
Original Exposure and Feed System (Reader)
■ Copyboard Glass Unit
● Procedure of Replacement
1) Enter the value (White level data entry of white plate) indicated on the platen glass in the
following service mode:
LV. COPIER > ADJUST > CCD >
1 W-PLT-X
CAUTION:
Be sure to make the white plate data adjustment before ADF white level adjustment.
W-PLT-X
W-PLT-Y
2) Write down the new numerical value in the service label.
3) Turn OFF/ON the main power switch.
4) Execute the Scan Unit white/black reference level adjustment (AGC).(Close the ADF)
LV. COPIER > FUNCTION > CCD >
1
5) Turn OFF/ON the main power switch.
6) After executing the shading position adjustment with the following service mdoe 1, check
the auto setting value with the following service mode 2 and write the value in the service
label.
No. LV. COPIER > FUNCTION > INSTALL >
1 1
No. LV. COPIER > ADJUST > ADJ-XY >
2 1
5 Adjustment > Document Exposure System > Original Exposure and Feed System (Reader) > Copyboard Glass Unit
W-PLT-Y W-PLT-Z
T-5-10
W-PLT-Z
F-5-1
CL-AGC
T-5-11
RDSHDPOS
T-5-12
ADJ-S
T-5-13
7) After executing the reading position adjustment with the following service mdoe 1, check
the auto setting value with the following service mode 2 and write the value in the service
label.
No. LV. COPIER > FUNCTION > INSTALL >
1 1
No. LV. COPIER > ADJUST > ADJ-XY >
2 1
8) Take the action stated below in the service mode (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: color
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/
DFTAR3-B
STRD-POS
T-5-14
STRD-POS
T-5-15
DF-WLVL1
T-5-16
DF-WLVL2
T-5-17
5-4
5-4