Error code C-1270 for Bizhub Press 1250 1250P 1052 Bizhub Pro 951

Code: C-1270
Classification: SD: SD-506 abnormality
Cause:
A rotation abnormality is detected for a specified of time in the succession while the bundle exit motor (M5) is driving.
Measures to take when alert occurs:
         The main body and the option stop immediately.                                                 
Estimated abnormal parts:
  • Bundle exit motor (M5)
  • SD drive board (SDDB)
  • SD control board (SDCB)
Correction:        
Note: 
  • When you isolate the faulty part, the limited use is available.
  • The message "Please call service" and "Press [Help] to disengage" are displayed alternately on the touch panel.
  • When you press the help key, the message "Please turn on power again" is displayed on the touch panel.
Solution:
  1. Check the bundle exit section, and clean or repair it when there is any abnormality.
  2. Check the connector connection and the wiring between SDDB and the motor, and repair it when there is any abnormality.
  3. Check the connector connection and the wiring between SDDB and SDCB, and repair it when there is any abnormality.
  4. Che the I/O drive of the motor and the coupling of the gear, and repair or replace it when there is any abnormality. (Wiring diagram: SD-506: 22-D)
  5. Replace M5.
  6. Replace SDDB.
  7. Replace SDCB.
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