Error code C-1311 for Bizhub Press 1250 1250P 1052 Bizhub Pro 951

Code: C-1311
Classification: SD: SD-506 abnormality
Cause:
An error detection signal is detected continuously for the specified period of time while the scraps removal fan motor  (FM1) is started or driving.

Measures to take when alert occurs:

         The main body and the option stop immediately.                                                 
Estimated abnormal parts:
  • Scraps removal fan motor (FM1)
  • 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 power again" is displayed on the touch panel.           

Solution:

  1. Check the connector connection and the wiring between SDDB and the fan, and repair it when there is any abnormality.
  2. Check the connector connection and the wiring between SDDB and SDCB, and repair it when there is any abnormality
  3. Rotate the fan or I/O by hand, and repair it when there is any abnormality. (Wiring diagram: SD-506: 26-D). 
  4. Replace FM1.
  5. Replace SDDB.
  6. Replace SDCB.
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