Code: C-0372
Classification: PF: Fan abnormality
Cause:2nd PF-703 and PF-706 paper feed assist fan /Rr1 (FM2) power abnormality.
The EM error detection signal of FM2 is detected twice in succession within a period of time after FM2 was activated. At this time, an error detection signal (blowout of ICP) is detected.
Measures to take when alert occurs:
The main body and the option stop immediately.
Estimated abnormal parts:
- Paper feed assist fan /Fr1 (FM2: PF-703)
- 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:
- Check the connector connection and the wiring between PFUDB and the fan, and repair it if any abnormality.
- Rotate the fan or I/O by hand, and repair it if any abnormality. (Wiring diagram: PF-703: 6-F).
- Replace FM2 and PFUDB.