Error code C-1105 for Bizhub Press 1250 1250P 1052 Bizhub Pro 951

Code: C-1105
Classification: FS: FS-532 abnormality
Cause:
The paper exit opening unit does not get to the specified opening position within a specified period of time after the paper exit opening motor (M10) starts operation. 
   
Measures to take when alert occurs:
The main body and the option stop immediately.                                                 

Estimated abnormal parts:

  • FNS control board (FNSCB)
  • Paper exit opening motor (M10)
  • Paper exit home sensor (PS13) 

Correction:

Turn OFF/ON the sub power switch (SW2)  of the main body.

Note: The message "Please call service" is displayed on the panel.
                      
Solution:
  1. Check the paper exit opening section, and clean/repair it if any abnormality.
  2. Check the connector connection and the wiring between FNSCB and motor/sensor, and repair it if any abnormality.
  3. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: FS-532: 3-F)
  4. Check the I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: FS-532: 4-B)
  5. Replace PS13.
  6. Replace M10.
  7. Replace FNSCB. 
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