Measures to take when alert occurs:
- Paper lift motor/Up (M8)
- PI drive board (PIDB)
- PI lift plate home sensor/UP (PS34)
- PI upper limit sensor/UP (PS32)
- When you isolate the faulty part, the limited use is available.
- The messages "Please call service" and "Press [Help] to disengage" are displayed alternately on the touch panel.
- When you press the help key, the message "Please turn on power again" is displayed on the touch panel.
- Check the PI upper tray section, and clean or repair it when there is any abnormality.
- Check the connector connection and the wiring among PIDB, motors and sensors, and repair it when there is any abnormality.
- Check the I/O drive of the motor and the coupling of the gear, and repair or replace it when there is any abnormality. (Wiring diagram: FD-503: 9-A)
- Check I/O and the operation of the sensor, and repair or replace it when there is any abnormality. (Wiring diagram: FD-503: 8-A, 9-A)
- Replace PS32 or PS34.
- Replace M8.
- Replace PIDB.
