Canon imageRUNNER ADVANCE C350 series, Service Manual

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Adjustment > Document Exposure System > Original Exposure and Feed System (Reader) > After Replacing the Scanner Unit (Reader side CIS)
Adjustment > Document Exposure System > Original Exposure and Feed System (Reader) > After Replacing the Scanner Unit (Reader side CIS)
■ After Replacing the Scanner Unit (Reader side CIS)
● Preparation before Replacement
1) Backup of the Service Mode data.
Lv. COPIER > FUNCTION > SYSTEM >
2 RSRAMBUP
● Procedure after Replacement
1) If the backup data can be restored, restore the data.
1. Restore the backup data.
Lv. COPIER > FUNCTION > SYSTEM >
2 RSRAMRES
2. When the restoration has been finished, perform steps 4 and later steps.
2) When the backup data cannot be restored, perform the following steps.
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 W-PLT-Y W-PLT-Z
CAUTION:
Be sure to make the white plate data adjustment before ADF white level adjustment.
W-PLT-X
W-PLT-Y
W-PLT-Z
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2. Write down the new numerical value in the service label.
3. Turn OFF/ON the main power switch.
3) Enter the adjustment values of all items described on the service label (on the back of the
machine's Front Cover) in service mode.
4) Execute the Scan Unit white/black reference level adjustment (AGC).(Close the ADF)
LV. COPIER > FUNCTION > CCD >
1 CL-AGC
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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 RDSHDPOS
No. LV. COPIER > ADJUST > ADJ-XY >
2 1 ADJ-S
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 STRD-POS
No. LV. COPIER > ADJUST > ADJ-XY >
2 1 STRD-POS
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 DF-WLVL1
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 DF-WLVL2
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
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