Error Code: C-0234 Follow

Classification
Main body: Motor abnormality

Cause
Within a specified period of time after the loop roller pressure release motor (M34) starts returning to the home position, the loop roller home sensor (PS17) does not become active.

Measures to take when an alert occurs
The main body and the option stop immediately.

Estimated abnormal parts
• Conveyance drive board (CDB)
• Printer control board (PRCB)
• Loop roller pressure release motor (M34)
• Loop roller pressure release home sensor (PS17)

Solution
1. Check that the front door is closed properly, and repair it when there is any abnormality.
2. Check the duplex section, and repair it when there is any abnormality.
3. Check the drive gear system in the duplex section, and repair it when there is any abnormality.
4. Check the connector connection between PRCB and M34, and the wiring. Then repair it when there is any abnormality.
5. Check the connector connection between CDB and PS17, and the wiring. Then repair it when there is any abnormality.
6. Check the connector connection between CDB and PRCB, and the wiring. Then repair it when there is any abnormality.
7. Check the IO Check (86-12) and others of M34 or the coupling of the gear, and repair it when there is any abnormality. (Wiring diagram: Main body (2/5): 3-I)
8. Check IO Check (86-12) and others and the operation of PS17, and repair it when there is any abnormality. (Wiring diagram: Main body (1/5): 17-O)
9. Replace PS17.
10. Replace M37.
11. Replace CDB.
12. Replace PRCB.
13. Replace M37 and CDB at a time.