Canon imageRUNNER ADVANCE C350 series Service Manual page 381

4
Disassembly/Assembly > Original Exposure/Feed System > Removing the Copyboard Glass Unit > Copyboard Glass Unit
10) Adjust the image position (horizontal scanning direction) at copyboard reading.
1. Place a test chart on the Copyboard Glass, 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.
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.
4 Disassembly/Assembly > Original Exposure/Feed System > Removing the Copyboard Glass Unit > Copyboard Glass Unit
Copy of the test chart
F-4-169
ADJ-Y
T-4-63
Copy of the test chart
Test chart
A
Feed direction
F-4-170
11) Adjust the image position (vertical scanning direction) at copyboard reading.
1. Place a test chart on the Copyboard Glass, and make one single-sided copy.
2. Compare the image leading edge of the test chart with that of the copied paper, and
perform adjustment if necessary.
Feed direction
3. Press ADJ-X from the service mode screen.
LV. COPIER > ADJUST > ADJ-XY >
1
4. Input value, and adjust an image.
• When a image is displaced toward the trailing edge: Decrease value
• When a image is displaced toward the leading edge: Increase value
• Adjustment unit: 0.1 mm
< When a copied image moves to the rear >
Test chart
Copy of the test chart
A
Leading edge Trailing edge
of the feeding of the feeding
direction 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-4-171
ADJ-X
T-4-64
< When a copied image moves to the front >
Copy of the test chart
Test chart
A
Leading edge Trailing edge
of the feeding of the feeding
direction direction
F-4-172
4-74