Change the value in SP3-322-021 to 023 to "30mA", and then check if the SC occurs by turning the power OFF then ON. If the SC occurs again, do the following steps.
- Check if all connectors related to TM/ID sensor are connected securely. Reconnect the connectors if they are disconnected, or loose.
 - If TM/ID sensor is contaminated, clean it (never use a dry cloth).
 - Check the harness. Replace the harness if it is disconnected, or damaged.
 - Check if there is an abnormality on the image transfer belt surface.
 - If any abnormalities are found on the image transfer belt surface, replace the image transfer belt.
- Belt scratched
 
- Belt corrugation, belt skew
 
- Cleaning failure
 
- Background stains
 
- Filming
 
 - If the SC is not cleared even after performing steps 1 to 5, replace the BICU (PCB10).