Error code C-1264 for Bizhub Press 1250 1250P 1052 Bizhub Pro 951

Code: C-1264
Classification: SD: SD-506 abnormality
Cause:
It does not stop even after a specified period of time after the trimmer press motor (M32) starts the operation.
Measures to take when alert occurs:
         The main body and the option stop immediately.                                                 
Estimated abnormal parts:
  • Trimmer press motor (M32)
  • Trimmer press home sensor (PS53)
  • Trimmer press upper limit sensor (PS52)
  • SD control board (SDCB)
  • SD drive board (SDDB)
Correction:
         Press the help key to activate and deactivate the sub power switch (SW2) of the main body.
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 the power again" is displayed on the touch panel.  
Solution:
  1. Check the trimmer press 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 the sensor, 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-R)
  5. Check I/O and the operation of the sensor, and repair or replace it when there is any abnormality. (Wiring diagram: SD-506: 23-R).
  6. Replace PS52 or PS53.
  7. Replace M32.
  8. Replace SDDB.
  9. Replace SDCB.
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