CHAPTER 5 TROUBLESHOOTING
5-30
COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
C.
DIP Switch Functions
The DIP switch DSW1 on the DADF controller PCB have the functions shown in Table 5-403.
Table 5-403a
1
2
3
4
5
6
7
8
O N
1
2
3
4
5
6
7
8
O N
1
2
3
4
5
6
7
8
O N
1
2
3
4
5
6
7
8
O N
1
2
3
4
5
6
7
8
O N
1
2
3
4
5
6
7
8
O N
1
2
3
4
5
6
7
8
O N
1
2
3
4
5
6
7
8
O N
1
2
3
4
5
6
7
8
O N
Normal
operation mode
DSW1 setting
Purpose
Normal operation
Pick-up/delivery
step operation
Reduced page
composition
mode
sheet-to-sheet
distance
adjustment
Pick-up/reversal/
delivery step
operation
Original stop
position
Continuous
pick-up/delivery
operation
Sensor level
check
With all bits at OFF, the machine is in normal
operation state.
Each press on the push switch SW3 on the DADF
controller PCB causes the machine to repeat pick-up/
delivery operation.
A press on the push switch SW3 on the DADF controller
PCB will cause the machine to pick-up two originals and
stop them on the copyboard side by side. Thereafter,
press the push switch SW1/SW2 as necessary to adjust
the sheet-to-sheet distance. At the end, press the push
switch SW3 to store the new setting.
Each press on the push switch SW3 on the DADF
controller PCB will cause the machine to repeat pick-up/
reversal/delivery operation.
A press on the push switch SW3 on the DADF controller
PCB will cause the machine to pick-up an original and
stop it on the copyboard glass. Thereafter, press the push
switch SW1/SW2 to adjust the original stop position.
At the end, press the push switch SW3 to store the new
setting.
Place three or more sheets of copy paper on the original
tray, and press the push switch SW3 on the DADF
controller so that the machine will repeat pick-up/
delivery operation continuously.
Each press on the push switch SW3 on the DADF
controller PCB will put the original tray paper sensor/
registration sensor in level check mode.
(bottom pick-up)
(top pick-up)
(bottom pick-up)
(top pick-up)