CANON GP605
Service Manual

CHAPTER 13 TROUBLESHOOTING

Code

Cause � The stapler shift motor (M10) is faulty. � The stapler shift home position sensor (PI7) is faulty. � The swing guide safety switch (MSW2) is faulty � The stapler safety switch (front; MSW8) is faulty. � The stapler safety switch (rear; MSW9) is faulty. � The swing motor (M8) is faulty. � The swing guide open sensor (PI16) is faulty.

Description � The stapler shift home position sensor does not turn off when the stapler shift motor has been driven for 4 sec. � The stapler shift home position is not detected when the stapler shift motor has been driven for 4 sec.

E532

E535
� The swing motor (M8) is faulty. � The swing guide closed sensor (P15) is faulty. � The tray B lift motor (M12) is faulty. � The tray B lock sensor (PI23) is faulty. � The tray B lower limit sensor (PI24) is faulty. � The tray B upper position sensor (PI20) is faulty. � The tray lower position sensor (PI21) is faulty.

� The swing guide closed sensor does not detect the swing guide when the swing motor has been driven for 2 sec. (detail code FF) � The swing guide closed sensor does not detect the swing guide when the swing motor has been driven for 2 sec. (detail code 01) � The lifter operation does not end within 25 sec after the tray lift motor has been driven. � The clock pulses from the tray idle rotation sensor are absent for 250 msec or more while the motor is rotating. � The input from the tray B upper position sensor (PI20) is '0' at power-on (i.e., the tray B is above the tray paper sensor PCB). � The power supply fan is at rest for 2 sec. � The paddle home position sensor does not detect the paddle for 5 sec after the motor has been started. � The tray auxiliary plate retraction sensor does not turn on within 2 sec after the motor has been started when the tray auxiliary plate is being retracted.

E542

E551 E577 E583

� The power supply fan (FM1) is faulty. � The paddle motor (M9) is faulty. � The paddle home position sensor (PI14) is faulty. � The tray auxiliary plate motor (M6) is faulty. � The tray auxiliary plate retraction sensor (PI11) is faulty.

n Resetting the Machine � If the copier is making copies, [1] The copier indicates an error code and the message "Turn On the Power Once Again." [2] After the jam reset mechanism has been activated, the copier runs a self check: if the result is good, the machine is reset; if not good, the machine enters down state* (indicated on the copier's control panel as "E5XX"). � If the copier is not making copies, [1] The copier indicates an error code and the message "Turn On the Power Once Again." [2] When the power has been turned off and then on, the copier runs a self check: if the result is good, the machine is reset; if not good, the machine enters down state* (indicated on the copier's control panel as "E5XX"). *State in which "E" is indicated.

13-260

COPYRIGHT © 1999 CANON INC.

CANON GP605/605V REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)