Canon 1000 Service Manual page 750

7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
Code
• Multi guide motor (M5; rotation
E524
failure)
• Bin paper sensor 1 (S3, S4; auto
E525
adjustment fault)
• Bin paper sensor 2 (S6, S7; auto
E526
adjustment)
• Guide bar motor (M8 rotation
failure)
E530
• Stapler unit drive motor (M4;
rotation failure)
E531
• Stapler unit shift motor (M3;
E532
rotation failure)
• Stapler paper sensor auto
E533
adjustment (faulty)
• Bin shift motor (M9; rotation
failure)
E540
• DC output (from sorter controller;
E550
faulty)
7-314
COPYRIGHT © 2001 CANON INC.
Cause
CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
Description
• The operation does not end within 2000 ms
after the motor drive signal has been gener-
ated.
• Auto adjustment of the bin paper sensor 1
(S3, S4) cannot be executed; or, an error
has occurred in the auto adjustment value.
• Auto adjustment of the bin paper sensor
(S6, S7) cannot be executed; or, an error
has occurred in the auto adjustment value.
• The operation does not end within a specific
time after the motor drive signal has been
generated: 5000 ms if front retrieval, and
generated and 2000 ms otherwise.
• The operation does not end within 2000 ms
after the motor drive signal has been gener-
ated.
• There is no clock signal from the clock
sensor (PI8) of the motor for 250 ms or
more.
• The input signal from the shifting home
position sensor (PI9) for 1000 ms or more.
• The operation does not end within 5000 ms
after the motor drive signal has been gener-
ated.
• Auto adjustment of the stapler paper sensor
cannot be executed; or, an error has oc-
curred in the auto adjustment value.
• The operation does not end within a specific
period of time after the motor drive signal
has been generated: 20000 ms during
initialization, and 2000 ms otherwise.
• There is no clock signal from the clock plate
sensor of the motor for 250 ms or more.
• The input signal from the lead cam position
sensor (PI20) does not change for 2000 ms
or more.
• An error has occurred in the DC output (24
VL, 24 VP) from the sorter controller PCB.