Toshiba MJ-1027 Service Manual page 199

3. Faulty guide motor
Cause
Guide home position
sensor (PI13S)
Saddle stitcher controller
PCB
Guide motor (M3S)
Saddle stitcher controller
PCB
4. Faulty alignment motor
Cause
Alignment plate home
position sensor (PI5S)
Saddle stitcher controller
PCB
Alignment motor (M5S)
Saddle stitcher controller
PCB
Step Checks
1 Check the guide home
position sensor. Is the sensor
normal?
2 Does the guide motor operate
at a specific timing?
3 Replace the guide motor. Is
the problem corrected?
Step Checks
1 Check the alignment plate
home position sensor. Is the
sensor normal?
2 Does the alignment motor
operate at a specific timing?
3 Replace the alignment motor.
Is the problem corrected?
CHAPTER 6 TROUBLESHOOTING
Yes/No
No Replace the sensor.
Yes Replace the saddle
stitcher controller
PCB.
No Check the guide plate
drive mechanism. If a
fault is found, correct
it. Otherwise, go to
step 3.
Yes End.
No Replace the saddle
stitcher controller
PCB.
Yes/No
No Replace the sensor.
Yes Replace the saddle
stitcher controller
PCB.
No Check the alignment
plate drive
mechanism. If a fault
is found, correct it.
Otherwise, go to step
3.
Yes End.
No Replace the saddle
stitcher controller
PCB.
Action
Action
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