Error Code: C-0303 Follow

Classification
Main body: Fan abnormality
 

Cause
When the ADU reverse motor fan (FM30) is active, an error detection signal of FM30 is detected continuously for a specified period of time.
 

Measures to take when an alert occurs
The main body and the option stop immediately.
 

Estimated abnormal parts
• Conveyance drive board (CDB)
• Printer control board (PRCB)
• ADU reverse motor fan (FM30)
 

Correction
Note
▪ The message "Please call service" is displayed on the panel.
 

Solution
1. Check that the front door is closed properly, and repair it when there is any abnormality.
2. Check the connector connection between CDB and FM30, and the wiring. Then repair it when there is any abnormality.
3. Rotate FM30 by hand or the IO Check (42-12), and repair or replace it when there is any abnormality. (Wiring diagram: Main body (1/5): 16-O)
4. Replace FM30.
5. Replace CDB.
6. Replace PRCB.