C0B60: Bin Switching Motor Malfunction - Konica Minolta 7115 Service Manual

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C0B60: Bin Switching Motor malfunction

Bin Switching Motor (IT-102: M1)
Upper Home Position Sensor (IT-102: PC32)
Lower Home Position Sensor (IT-102: PC33)
Bin Switching
Motor
Upper Home
Position Sensor
Lower Home
Position Sensor
Step Check
1 Bin Switching Motor (IT-102: M1)
turns when the Power Switch is
turned ON.
2 Tray is moved as the Bin Switching
Motor (IT-102: M1) operates.
3 Upper Home Position Sensor (IT-102:
PC32) is operational.
<Check Procedure>
Check voltage across a Main Board
(IT-102: PWB-A) pin and GND when
the sensor is blocked.
• Voltage across PJ4A-3 and GND
DC0 V when unblocked
DC5 V when blocked
Relevant Electrical Parts
Main Board (IT-102: PWB-A)
Master Board (copier: PWB-A)
IT-102
PWB-A
Main Board
PC32 ANODE
PC33 ANODE
Result
NO • Change Bin Switching Motor (IT-
102: M1).
NO • Reinstall motor unit.
NO • Change Upper Home Position Sen-
sor (PC32).
T-31
PWB-A
Master
Board
Not Use
4022T532AA
Action