Adjusting The Speed Of The Feeding Belt; Adjusting The Speed Of Reversal - Canon DADF-Q1 Service Manual

6) At the end of operation, press the push switch (SW2) on the ADF control-
ler PCB once again.
- The copy paper will be delivered, and the adjustment value will be
stored in memory.

4.3.3.3 Adjusting the Speed of the Feeding Belt

MEMO:
Adjusting the speed of the feeding belt will automatically adjust the speed of
reversal.
1) Remove the screw [1], and detach the ADF controller cover [2].
Switch
SW3
SW4
*0.1% (image reproduction ratio).
4) Press the push switch SW3 or SW4 on the ADF controller PCB, and adjust
the speed of the belt by referring to the table.
J16 J15
J1
J2
J4
CB1
SW1
J5
DSP1
SW4SW3SW2
J3
J6
[2]
[1]
F-4-118
DSP1 Adjust DSP1
indicat ment Switc indicati
ion value* h on
A-E2 -30 SW3 A-F7
A-E3 -29 A-F8
A-E4 -28 A-F9
A-E5 -27 A-FA
A-E6 -26 A-Fb
A-E7 -25 A-FC
A-E8 -24 A-Fd
A-E9 -23 A-FE
A-EA -22 A-FF
A-Eb -21 A-00
A-Ec -20 A-01
A-Ed -19 A-02
A-Ee -18 A-03
A-Ef -17 A-04
A-F0 -16 A-05
A-F1 -15 A-06
A-F2 -14 A-07
A-F3 -13 A-08
A-F4 -12 A-09
A-F5 -11 A-0A
A-F6 -10 SW4 A-0b
J14
J13
J12
IC8
J7 J8 J9 J10 J11
F-4-121
2) Set the DIP switch (SW1) on the ADF controller PCB as indicated.
0011-3517
3) Pres the push switch (SW2).
- DSP 1 displays the current volume by flushing.
Adjustment value*
-9
-8
-7
-6
-5
-4
-3
-2
-1
0 (reference value)
1
2
3
4
5
6
7
8
9
10
11
Switch
SW3
SW4
5) At the end of the operation, press the push switch (SW2) on the ADF con-
troller PCB once again.

4.3.3.4 Adjusting the Speed of Reversal

1) Remove the ADF cover [2] by the screw [1], and set the DIP switch (SW1)
on the ADF controller PCB as indicated.
F-4-119
J16 J15
J1
J2
J4
CB1
SW1
J5
IC8
DSP1
SW4SW3SW2
J3
J6 J7 J8 J9 J10
F-4-120
T-4-17
DSP1 Adjust
Switc indicati ment
h on value*
SW3 A-0C 12
A-CD 13
A-CE 14
A-CF 15
A-10 16
A-11 17
A-12 17
A-13 18
A-14 19
A-15 20
A-16 21
A-17 22
A-18 23
A-19 24
A-1A 25
A-1b 26
A-1C 27
A-1d 28
A-1E 29
A-1F 30
SW4 - -
T-4-18
Change
Increases the belt speed (decreasing
the image).
Decreasing the belt speed (increasing
the image).
Chapter 4
J14
J13
J12
J11
0011-3519
4-25