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ERROR CODE and TROUBLESHOOTING
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[C023] Developer unit motor-K locking error
Developer unit • Check if developer material is excessively supplied to
each YMC-developer unit.
• Check if the developer material is excessively supplied to
each YMC-developer unit.
Drive unit • Unit check
• Gear check
Process unit
Drive section
Check if the gear tooth flank is damaged.
Check if there is any dust between the gear and the shaft.
Check if the contact section between the gear and the shaft is
worn out.
Replace parts Remarks
Developer unit mixer motor-YMC
LGC board
Classification Error item
Copy process related service call The developer unit motor-K is not rotating normally
Check item Measures
LGC board • Connector check (CN313)
• Harness check
• Board check
Developer unit motor-K • Motor check
(Perform the output check: 03-112)
• Connector check
• Driving section check (Is there any abnormality on the
rotation?)
• Harness check
Developer unit • Check if waste toner is clogged on the waste toner
transport path of the K-drum cleaner.
• Check if the developer material is excessively supplied to
the K-developer unit.
Drive unit • Unit check
• Gear check
Drum cleaner unit Check if waste toner is clogged on the toner recovery auger
section.
Process unit
Drive section
Check if the gear tooth flank is damaged.
Check if there is any dust between the gear and the shaft.
Check if the contact section between the gear and the shaft is
worn out.
Replace parts Remarks
Developer unit motor-K
LGC board
Check item Measures
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