Maintenance
Description
item No.
2AV/X
1-4-64
1-4
U071 Adjusting the DF scanning timing
Description
Adjusts the DF original scanning timing.
Purpose
To be executed if there is a regular error between the leading or trailing edges of the original and the copy
image when the optional DF is used.
Caution
Before making this adjustment, ensure that the following adjustments have been made in maintenance mode.
U034 U066 U071
Method
Press the start key.
Setting
1. Select the item by lighting a copy exposure indicator using the copy exposure adjustment keys.
2. Change the setting using the zoom +/– keys.
Copy exposure
Description Setting range Initial setting
Change in value
indicator per step
Exp. 1 DF leading edge registration –32 to +32 0 0.19 mm
Exp. 2 DF trailing edge registration –32 to +32 0 0.19 mm
Increasing the setting moves the copy image backward, and decreasing it moves the copy image forward.
3. Press the start key. The value is set.
Interrupt copy mode
While this maintenance item is being performed, copying from an original can be made in interrupt copy mode.
Adjustment
1. In interrupt copy mode, make a copy using the DF.
2. Check the copy image and adjust the registration as follows.
For copy example 1, increase the setting of exp. 1.
For copy example 2, decrease the setting of exp. 1.
Original Copy
example 1
Copy
example 2
Figure 1-4-9
Completion
Press the stop/clear key while a selection item is displayed. The indication for selecting a maintenance item No.
appears.
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