Specifications

COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON DADF-J1 REV.0 MAR.2001
CHAPTER 5 TROUBLESHOOTING
5-55
2.1.2 E404
1) Set the DIP switch (SW1) on the ADF controller PCB as indicated.
Does the delivery motor (M5) rotate when the push switch (SW2) is
pressed?
(To stop the operation, press the push switch (SW2) once again.)
YES: Go to step 3).
Delivery motor (M5)
2) Disconnect the connector (J2) of the ADF controller PCB. Set the
meter range to x1
Ω,Ω,
Ω,Ω,
Ω, and connect the meter probes to the connectors
on the connectors on the cable side as indicated. Is the resistance
about 15
Ω.Ω.
Ω.Ω.
Ω.
NO: Replace the delivery motor (M5).
After replacing the delivery motor, be sure to perform “Adjusting
the Sensors and the Delivery Motor.”
Delivery Motor Clock Sensor (PI11), ADF Controller PCB
3) Set the meter range to 10 VDC. Does the voltage between connec-
tors J3-2 (+) and J3-1 (-) on the ADF controller PCB alternate be-
tween 0 and 5 V when the delivery motor is rotated by hand?
NO: Replace the delivery motor clock sensor (PI11).
YES: Replace the ADF controller PCB.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
J2
ADF
controller PCB