Errors - Canon DADF-J1 Service Manual

CHAPTER 5 TROUBLESHOOTING

5.4 Errors

E400
Cause The combination cable between the DADF and the copier is faulty.
The ADF controller PCB is faulty.
Detection While the DADF is in standby, the communication with the copier is dis-
rupted for 5 sec or more.
While the DADF is in operation, the communication with the copier is dis-
rupted for 0.5 sec or more.
E402
Cause The belt motor (M2) is faulty.
The belt motor clock sensor (PI1) is faulty.
The ADF controller PCB is faulty.
Detection When the belt motor drive signal is generated, no clock signal is detected
for 100 msec.
E404
Cause The delivery motor (M5) is faulty.
The delivery motor clock sensor (PI11) is faulty.
The ADF controller PCB is faulty.
Detection When the delivery motor drive signal is generated, no clock signal is de-
tected for 200 msec.
E405
Cause The separation motor (M4) is faulty.
The separation motor clock sensor (PI2) is faulty.
The ADF controller PCB is faulty.
Detection When the separation motor drive signal is generated, no clock signal is gen-
erated for 200 msec.
5-72
T05-504-01a
COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON DADF-J1 REV.0 MAR.2001