Error code C-0398 for Bizhub Press 1250 1250P 1052 Bizhub Pro 951

Code: C-0398
Classification: PI-PFU: Fan abnormality
Cause:
PI-PFU (PF-703) cooling fan rotation abnormality 1.
The FM19EM and FM20EM error detection signals are detected twice in succession within a specified period of time after the PF cooling fan /1 and /2 (FM19 and FM20) were turned ON. However, an error detection signal (blowout of ICP) is not detected.
                     

 Measures to take when alert occurs:

The main body and the option stop immediately.                                                 

Estimated abnormal parts:

  • PF cooling fan (FM7: PF-706)
  • PF cooling fan /1 (FM19: PF-703)
  • PF cooling fan /2 (FM20: PF-703)
  • PF drive board (PFUDB: PF-703/706)

Correction:

Turn OFF/ON the power switch (SW2) of the main body when releasing an abnormal condition.

Note: The message "Please call service" is displayed on the panel.                      
Solution:
  1. Check the connector connection and the wiring between PFUDB and the fan, and repair it if any abnormality. 
  2. Rotate the fan by I/O or hand, and repair it if any abnormality. (Wiring diagram: (PF-703: 22-F, 23F,  PF-706: 8-H).
  3. Replace FM19 and FM20: PF-703                                                                                                                                                          PF-706: 8-H
  4. Replace PFUDB.                                                                                                                                          
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