Code: C-0322
Classification: Main body: Fan abnormality
Cause:
Paper feed assist fan /Rr1 (FM20) rotation abnormality.
The FM20 EM error detection signal is detected twice in succession within a specified period of time after FM20 was turned ON. However, error detection signal (24V cut off) is not detected.
Measures to take when alert occurs:
The main body and the option stop immediately.
Estimated abnormal parts:
- Paper feed assist fan /Rr1 (FM20)
- Printer control board (PRCB)
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 PRCB 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: Main body (2/4): 17-A)
- Replace FM20.
- Replace PRCB.