Error code C-1281 for Bizhub Press 1250 1250P 1052 Bizhub Pro 951
Code: C-1281
Classification: RU: RU-510 abnormality
Cause:
FD alignment motor (M3) drive abnormality.
The CD alignment home sensor (PS3) does not become active even after a specified period of time after M3 starts the home position search operation, or, even after a specified period of time after M3 starts the operation, it does not stop.
Measures to take when alert occurs:
The main body and the option stop immediately.
Estimated abnormal parts:
- FD alignment home sensor (PS3)
- FD alignment motor (M3)
- RU control board (RUCB)
Deactivate and activate the power switch (SW2) of the main body when an abnormal condition is released.
Note:
- The message "Please call service" is displayed on the panel.
Solution:
- Check the FD alignment section, and clean or repair it if any abnormality.
- Check the connector connection and the wiring between RUCB and the motor or sensor, and repair it if any abnormality.
- Check the I/O drive of the motor and the coupling of the gear, and repair or replace it if any abnormality. (Wiring diagram: RU-510: 1-B)
- Check I/O and the operation of the sensor, and repair or replace it if any abnormality. (Wiring diagram: RU-510: 1-B)
- Replace PS3.
- Replace M3.
- Replace RUCB.