Code: C-1313
Classification: SD: SD-513 abnormality
Cause:
A rotation error detection signal is detected continuously for a specified period of time while the fall assist fan/Fr (FM4) is started or driving. When the fan is stopping, no abnormality or stop signal are detected.
Measures to take when alert occurs:
The main body and the option stop immediately.
Estimated abnormal parts:
- Fall assist fan/Fr (FM4)
- SD drive board (PCB2)
- SD control board (PCB1)
Press the help key to activate and deactivate the sub power switch (SW2) of the main body.
Note:
- Faulty part isolation allows you to use the machine temporarily.
- When you press help key, the messages "Please call service" and "Press [Help] to disengage" are alternately displayed .
- When you press the help key, the message "Please turn on power again" is displayed.
Solution:
- Check the connector connection and the wiring harness between PCB2 and the fan. Then, repair them when there is any abnormality. (Wiring diagram: SD-513 (1/2): 4-N).
- Check the connector connection and the wiring harness between PCB2 and PCB1, and of there is any abnormality, repair them.
- Rotate the fan or I/O by hand, and repair or replace it when there is any abnormality.
- Replace FM4.
- Replace PCB2.
- Replace PCB1.