Canon iR2200 Service Manual page 702

CHAPTER 6 SELF DIAGNOSIS
E531
0000 The stapling home position sensor (S16) does not go off 0.5 sec after the
stapler motor is rotated CW.
The stapling home position sensor (S16) dos not go ON with 0.5 sec after
the stapler motor is rotated CW and, thereafter, the sensor does not go ON
within 0.5 sec after the motor is rotated in reverse.
Cause The stapler motor (M6) is faulty. The stapling home position sensor (S16)
is faulty. The stapler harness is faulty. The finisher controller PCB is faulty.
E537
0000 The aligning plate home position sensor (S6) does not go ON when the
front alignment motor (M3) is driven for a specific number of rotations.
The aligning plate home position sensor (S6) does not go OFF when the
front alignment motor (M3) is driven for a specific number of rotations.
Cause The front alignment motor (M3) is faulty. The front aligning plate home po-
sition sensor (S6) is faulty. The front alignment motor relay harness is
faulty. The front aligning plate is subjected to an excess load.
E577
0000 The return roller does not reach home position when the delivery motor
(Ml) has been driven as much as will move it to the return roller home posi-
tion sensor (S3).
Cause The delivery motor (M1) or the finisher controller PCB is faulty. The return
roller home position sensor (S3) is faulty, the harness connector is discon-
nected, or an open circuit exits. The delivery motor relay harness is faulty.
The return roller is faulty.
6-44 T
COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001