Canon iR8500 Service Manual page 798

E577
Main cause The paddle motor (M9) is faulty. The paddle home position sensor (PI14) is
faulty.
Condition
0001 When the motor is started, the paddle home position sensor does
E578
Main cause The knurled belt motor (M20) is faulty. The knurled belt home position
sensor (PI31) is faulty.
Condition
0001 The home position is not return to when the knurled belt motor is
0002 The home position is not leave when the knurled belt motor is ro-
E583
Main cause The tray auxiliary plate motor (M6) is faulty. The tray auxiliary plate ex-
traction sensor (PI 11) is faulty.
Condition
0001 The tray auxiliary plate extract sensor does not go ON a specific
0002 The tray auxiliary plate extract sensor does not go OFF a specific
E584
Main cause The paddle motor (used also to drive the shutter; M9) is faulty. The shutter
home position sensor (PI12) is faulty.
Condition
0001 The shutter does not return to home position when the paddle mo-
0002 The shutter does not leave home position when the paddle motor is
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not detect the paddle within 5 secs.
rotated for 1 sec or more.
tated for 1 sec or more.
period of time after the tray auxiliary plate motor is driven.
period of time after the tray auxiliary plate motor is driven.
tor is rotated for 1 sec or more.
rotated for 1 sec or more.
2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001
ERROR CODE
E-23