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Error code C-0371 for Bizhub Press 1250 1250P 1052 Bizhub Pro 951

by sherlyn planas on January 19, 2024
Code: C-0371
Classification: PF: Fan abnormality
Cause:
2nd tandem PF-703/706 paper feed assist fan /Fr1 (FM1) rotation abnormality.
The FM1EM error detection signal is detected twice in succession within a period of time after FM1 was 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:
  • Paper feed assist fan /Fr1 (FM1: PF-703/706)
  • PF drive board (PFUDB)

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 FM1, 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: 6-F, PF-706: 4-C).
  3. Replace FM1.
  4. Replace PFUDB.
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