Canon iR4570 Series Service Manual page 740

Code Detail Name
code
E590 0001
Punch motor
0002
E591 0001
Punch dust
0002
sensor error
E592 0001 Paper trailing
edge sensor/
horizontal
sensor error
0002
E592 paper trailing
edge sensor/
registration
sensor error
Detection
The punching
home position
is not detected
even when the
puncher motor
has been
driven for 20
msec.
The punch
error
home position
sensor is not
defected even
after the motor
has stopped at
time of punch
motor initial
operation.
Error in light-
receiving
voltage while
light is emitted
Error in light-
receiving
voltage while
light is not
emitted
Error in light-
receiving
voltage when
light is emitted
(trailing edge
sensor)
Error in light-
receiving
voltage when
light is not
emitted
(trailing edge
sensor)
Remedy
Check the punch
motor. Check the
punch motor clock
sensor. Check the
punch driver PCB.
Replace the finisher
controller PCB.
Check the waste paper
case full sensor. Check
the punch driver PCB.
Replace the finisher
controller PCB.
Check the paper
trailing edge sensor.
Check the horizontal
registration sensor.
Check the punch driver
PCB. Replace the
finisher controller
PCB.
Check the paper trailing
edge sensor. Check the
horizontal registration
sensor. Check the punch
drive PCB. Replace the
finisher controller PCB.