Canon Image Reader-A1 iR5000i Service Manual page 893

E5F3
Main Cause The alignment home position sensor (PI5S) is faulty. The alignment motor
(M5S) is faulty. The saddle stitcher controller PCB is faulty.
Mode of
Detection
0001 The alignment plate home position sensor does not turn on when
0002 The alignment plate home position sensor does not turn off when
E5F4
Main Cause The stitch home position sensor (rear, MS5S) is faulty. The stitch motor
(rear, M6S) is faulty. The saddle stitcher controller PCB is faulty.
Mode of
Detection
0001 The stitcher home position sensor (rear) does not turn off when the
0002 The stitch home position sensor (rear) does not turn on when the
E5F5
Main Cause The stitch home position senor (front, MS7S) is faulty. The stitch motor
(front, M7S) is faulty. The saddle stitcher controller PCB is faulty.
Mode of
Detection
0001 The stitch home position sensor (front) does not turn off when the
0002 The stitch home position sensor (front) does not turn on when the
COPYRIGHT © 2001 CANON INC.
the alignment motor has been driven for 0.5 sec (initially, driven
for about 1.7 sec).
the alignment motor has been driven for 1 sec.
stitch motor (rear) has been rotated CW for 0.5 sec or more.
stitch motor (rear) has been rotated CCW for 0.5 sec or more.
stitch motor (front) has been rotated CW for 0.5 sec or more.
stitch motor (front) has been rotated CCW for 0.5 sec or more.
2000 2000 2000 2000 CANON iR5000i/iR6000i REV.0 JUNE 2001
CHAPTER 6 SELF DIAGNOSIS
6-19 T