Error code C-1109 for Bizhub Press 1250 1250P 1052 Bizhub Pro 951

Code: C-1109
Classification: FS: FS-532 abnormality
Cause:
The stapler home sensor (PS40) does not turn ON within a specified period of time after the stapler motor (M31) starts operation.
   
Measures to take when alert occurs:
The main body and the option stop immediately.                                                 
Estimated abnormal parts:
  • FNS control board (FNSCB)
  • Stapler unit
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 connector connection and the wiring between FNSCB and the stapler, and repair it if any abnormality.
  2. Replacing the stapler assy.
  3. Replace FNSCB. 
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