Toshiba e-STUDIO 2555C Service Manual page 736

Replacement part
Rear alignment motor (M10)
Finisher control PC board
MJ-1108
Check Item
Rear alignment plate
Rear alignment motor (M6)
Replacement part
Rear alignment motor (M6)
Finisher control PC board
[CC93] Knurled roller shift solenoid abnormality
MJ-1036
Error
Knurled roller shift solenoid (SOL3)
2nd transport motor (M4)
Knurled roller home position sensor
(S10)
[CC94] Fan motor abnormality
MJ-1036
Error
Fan motor (M10)
[CCF1] Tray safety switch abnormality
Classification
Finisher related service call
e-STUDIO2555C/3055C/3555C/4555C/5055C
ERROR CODE AND TROUBLESHOOTING
If there is mechanical problem when the rear alignment plate is
moved, fix the mechanism.
Check the connectors and harnesses between the rear
alignment motor (M6) and the finisher control PC board (CN17).
Timing of detection
The knurled roller home position sensor (S10) does not detect that the
knurled roller is at the upper position after the 2nd transport motor (M4)
has been driven at the specified number of pulses during the initial
rising movement of the knurled roller.
The knurled roller home position sensor (S10) does not detect that the
knurled roller is not at the upper position after the 2nd transport motor
(M4) has been driven at the specified number of pulses during the
initial lowering movement of the knurled roller.
The knurled roller home position sensor (S10) does not detect that the
knurled roller is at the upper position when the pressurization of stack
exit movement is finished.
Timing of detection
The turning ON of the fan locking signal is detected consistently after
the specified time*.
*
A locking signal is not monitored from the start driving the motor until
the specified time has passed.
Tray safety switch abnormality:
• The tray safety switch turned on during tray operation
(moving up or down).
• The tray operated with the tray safety switch turned on.
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