COPYRIGHT
©
1998 CANON INC. CANON NP7161/NP7160 REV.0 AUG. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

10–103

CHAPTER 10 TROUBLESHOOTING

B. ADF

Exchange of data with the copier has a
fault.
The separation motor does not rotate.
The crescent sensor is faulty.
The belt motor does not rotate.
The belt clock is faulty.
The feed motor does not rotate.
The feed motor clock is faulty.
The delivery motor does not rotate.
The delivery clock is faulty.
The sensor level is faulty.
The auto start separation motor does not
rotate.
The auto start crescent sensor is faulty.
The auto start separation clock is faulty.
E400
Code Cause Description
The communication is monitored at all
times. This error occurs when the
communication with the copier stops.
See the ADF Service Manual.
See the ADF Service Manual.
See the ADF Service Manual.
See the ADF Service Manual.
See the ADF Service Manual.
See the ADF Service Manual.
E401E402E403E404E431E411

Note:

When the self diagnosis function has turned on, the ADF may be reset by turning off the

copier.

To continue making copies while the ADF is out of order, disconnect the lattice

connector on the ADF side, open the ADF, and place an original on the copyboard glass.