Canon FY8-13FW-000DADF-A1 Service Manual page 112

5) To adjust the original leading edge stop
position, use the push switches SW1 and
SW2 on the DADF control PCB.
A press on each push switch will shift the
original stop position by 0.34 mm.
When the correct position is attained,
press the push switch (SW3) once. The
copy paper will be discharged and the
new setting will be stored in memory.
1 4 1 2
1 2
J15
CB1
J2 J3
7
J1
1
8
J10
1
DSW1
SW1
SW3
SW2
TP1
Figure 5-116
•Push Switch and Shift in Position
Push switch
SW1
SW2
Table 5-103
Note:
Holding down the push switch will not
make more than a single shift.
COPYRIGHT © 1998 CANON INC.
1 10
1 9
J5
13
14
J8
J14
1
2
1
J13
2
1
J6
3
1
J7
2
J11
1
B12 B1
3
2 1
J12
A1 J9 A12
Direction of shift
Rear
Front
CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 5 TROUBLESHOOTING
DADF
Leading edge
Rear edge
Figure 5-117
<EX.>
Suppose that the copy paper stop position
l is 10 mm from the end of the copyboard glass
4
when the push switch (SW3) on the DADF
controller PCB has been pressed once to stop
the copy paper on the copyboard glass and the
DADF has been opened.
Close the DADF slowly without removing
the copy paper.
To shift the stop position of the copy paper
toward the rear by 1.6 mm,
1.6 mm/ 0.34 (adjustment pitch) = 4.70
The push switch (SW1) should be pressed
five times.
Press the push switch (SW1) five times,
and press the push switch (SW3) on the DADF
controller PCB once to discharge the copy
paper and store the new setting.
Copy paper
Copyboard glass
5-5