Canon iR8500 Service Manual page 799

ERROR CODE
E590
Main cause The punch hole position sensor (PI24) is faulty. The punch 2/3-hole sensor
(PI33) is faulty. The punch motor clock sensor (PI34) is faulty. The punch
motor (M18) is faulty. The punch driver PCB is faulty.
Condition
0001 The puncher does not return to home position when the punch mo-
0002 The puncher does not leave home position when the punch motor
0003 The start point of braking of the punch motor is faulty.
0004 The puncher is not in home position when a 5-hole punch switch-
E593
Main cause The punch slider home position sensor (PI22) is faulty. The punch registra-
tion motor (M17) is faulty. The punch driver PCB is faulty.
Condition
0001 The puncher does not return to horizontal registration home posi-
0002 The puncher does not leave the horizontal registration home posi-
E594
Main cause The punch sensor home position sensor (PI23) is faulty. The punch sensor
slide motor (M19) is faulty. The punch drive PCB is faulty.
Condition
0001 The punch paper edge sensor (PI21) does not return to home posi-
0002 The punch paper edge sensor (PI21) does not leave home position
E-24
tor has been driven for a specific period of time.
has been driven for a specific period of time.
over is made (2/3-hole punch only).
tion when the punch registration motor is driven for a specific pe-
riod of time.
tion when the punch registration motor is driven for a specific pe-
riod of time.
tion when the punch sensor slide motor is driven for a specific pe-
riod of time.
when the punch sensor slide motor is driven for a specific period of
time.
COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001