Code: C-1221
Classification: FD: FD abnormality
Cause:
Within a specified period of time after the 1st folding release motor (M14) becomes active, the 1st folding cam home sensor (PS55) does not become active.
Measures to take when alert occurs:
The main body and the option stop immediately.
Estimated abnormal parts:
- 1st folding release motor (M14)
- Folding drive board (FDB)
- 1st folding cam home sensor (PS55)
Correction:
Press the help key, and activate and deactivate the sub power switch (SW2) of the main body.
Note:
- 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.
Solution:
- Check the 1st folding section, and clean or repair it when there is any abnormality.
- Check the connector connection and the wiring between FDB and the motor and the sensor, 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: 1-B)
- Check I/O and the operation of the sensor, and repair or replace it when there is any abnormality. (Wiring diagram: FD-503: 2-B)
- Replace PS55.
- Replace M14.
- Replace FDB.