Error code C-1275 for Bizhub Press 1250 1250P 1052 Bizhub Pro 951

Code: C-1275
Classification: SD: SD-513 abnormality
Cause:
While the trimmer blade motor (M31) performs the home position search or during the trimmer operation, the wire slack prevention sensor (PS55) becomes active.

 

Measures to take when alert occurs:

         The main body and the option stop immediately.                                                 
Estimated abnormal parts:
  • Wire slack prevention sensor (PS55)
  • SD control board (PCB1)
Correction:
         Press help key and activate and deactivate the sub power switch (SW2) of the main body.
Note: 
  • Faulty part isolation allows you to use the machine temporarily.
  • When you press HELP key, the message "Please call service" and "Press [Help] to disengage" are alternately displayed.
  • When you press HELP key, the message "Please turn on power again" is displayed.

Solution:

  1. Check the trimmer blade section, and if there is any abnormality, clean or repair it.
  2. Check the connector connection and the wiring harness between PCB1 and the sensor. Then, repair them when there is any abnormality. (Wiring diagram: SD-513 (2/2): 11-O). 
  3. Check I/O and the operation of the sensor, and if there is any abnormality, repair or replace it.
  4. Replace the trimmer blade drive wire.
  5. Replace PS55.
  6. Replace PCB1.
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