Service manual

2DA/2DB
1-6-36
(9) Adjusting the scanner center line
Perform the following adjustment if there is a regular error between the center lines of the copy image and original.
U034
(P. 1-6-18)
U072
(P. 1-4-18)
U067
Caution:
Before making the following adjustment, ensure that the above adjustments have been made in maintenance mode.
Procedure
Yes
No
Start
Enter maintenance mode.
Enter “067” using the numeric keys.
Press the start key.
Press the interrupt key.
Place an original and press
the start key to make a test copy.
Select the items to be adjusted
using the up/down cursor keys.
Is the scanner
center line correct?
Press the start key.
The new setting
is stored.
Setting range (Initial setting)
ADJUST DATA 1: –39 – +39 (–4)
ADJUST DATA 2: –39 – +39 (0)
Changing the value by 1 moves
the center line
ADJUST DATA 1: 0.17 mm
ADJUST DATA 2: 0.084 mm
For copy example 1, decrease
the value using the left cursor key.
For copy example 2, increase
the value using the right cursor key.
Press the stop/clear key to
exit maintenance mode.
End
ADJUST DATA 1:
ADJUST DATA 2:
Original Copy
example 1
Copy
example 2
Scanner center line
Figure 1-6-67