Toshiba e-STUDIO520 Service Handbook page 456

[CDE0] Paddle unit home position error detection [MJ-1029]
Check the paddle home position sensor (PI26). Does the sensor operate normally?
NO
YES
Is the wiring between the finisher controller PC board and paddle motor (M14) normal?
NO
YES
Is there any abnormality in the paddle mechanism?
NO
YES
Does it improve when the paddle motor (M14) is replaced?
NO
YES
End
[CF00] Belt escape unit home position error detection [MJ-1029]
Check the Knurled belt home position sensor (PI28). Does the sensor operate normally?
NO
YES
Is the wiring between the finisher controller PC board and Knurled belt motor (M13) normal?
NO
YES
Is there any abnormality in the belt escape mechanism?
NO
YES
Does it improve when the Knurled belt motor (M13) is replaced?
NO
YES
End
e-STUDIO520/523/600/603/720/723/850/853
TROUBLESHOOTING
Replace the sensor.
Repair the wiring.
Check the assembly and repair the paddle mechanism.
Replace the finisher controller PC board.
Replace the sensor.
Repair the wiring.
Check the assembly and repair the mechanism.
Replace the finisher controller PC board.
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