Canon imageRUNNER ADVANCE C350 series Service Manual page 380

4
Disassembly/Assembly > Original Exposure/Feed System > Removing the Copyboard Glass Unit > Copyboard Glass Unit
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
service mode.
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
4 Disassembly/Assembly > Original Exposure/Feed System > Removing the Copyboard Glass Unit > Copyboard Glass Unit
STRD-POS
T-4-58
STRD-POS
T-4-59
DF-WLVL1
T-4-60
DF-WLVL2
T-4-61
9) Adjust the image position (horizontal scanning direction/front side) at ADF reading.
1. Place a test chart on the ADF, and make one single-sided copy.
2. Compare the side registration of the test chart with that of the copied paper, and
perform adjustment if necessary.
10 +/- 2mm
Feed direction
3. Select the item in the service mode.
LV. COPIER > ADJUST > ADJ-XY >
1
4. Input value, and adjust an image.
• When a copied image moves to the rear: Decrease value
• When a copied image moves to the front: Increase value
• Adjustment unit: 0.1 mm
< When a copied image moves to the rear > < When a copied image moves to the front >
Copy of the test chart
Test chart
A
Feed direction
5. Write the new changed value in the service label.
6. Exit the service mode.
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Copy of the test chart
F-4-167
ADJ-Y-DF
T-4-62
Copy of the test chart
Test chart
A
Feed direction
F-4-168
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