3MX
1-3-21
U072
Adjusting the DP center line
Description
Adjusts the scanning start position for the DP original.
Purpose
Make the adjustment if there is a regular error between the centers of the original and the copy image when
the optional DP is used.
Adjustment
1. Press the start key.
2. Select the item to be adjusted using the cursor up/down keys.
3. Press the interrupt key.
4. Place an original on the DP and press the start key to make a test copy.
5. Change the setting value using the cursor left/right keys.
For copy example 1, increase the value. For copy example 2, decrease the value.
Figure 1-3-9
6. Press the start key. The value is set.
Caution
Check the copy image after the adjustment. If the image is still incorrect, perform the following adjustments in
maintenance mode.
Completion
Press the stop/clear key. The screen for selecting a maintenance item No. is displayed.
Maintenance
item No.
Description
Display
Description
Setting
range
Initial
setting
Change in
value per step
1sided
DP center line (simplex mode)
-39 to 39
0
0.15 mm
2sided front
DP center line (first page of duplex
mode)
-39 to 39
0
0.15 mm
2sided back
DP center line (second page of
duplex mode)
-39 to 39
0
0.15 mm
Original
Copy
example 1
Copy
example 2
U072
U404
(P.1-3-27)
Содержание DF-420
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