Canon iR4570 Series Service Manual page 746

Code Detail Name
code
E5F3 0001
alignment
0002
Detection
The aligning
plate home
position sensor
does not go on
when the
alignment
motor has been
driven for 0.5
sec. (at time of
initialization,
1.67 sec.)
Alignment
motor (M5S)/
aligning plate
saddle
home position
sensor (PI5S)
error
The aligning
plate home
position sensor
does not go off
when the
alignment
motor has been
driven for 1
sec.
Alignment
motor (M5S)/
aligning plate
home position
sensor (PI5S)
Remedy
Check the alignment
motor. Check the
alignment home
position sensor. Check
the aligning plate drive
mechanism. Replace
the finisher controller
PCB.