— 15-2 —
15.2. Troubleshooting
l When troubleshooting, refer to the flow chart shown below.
Figure 15-1 : Troubleshooting flow
YES
YES
NO
START
Refer to corresponding sections in this chapter.
* : (
→
×××) indicates what chapter to be referred.
Refer to“14. Alarm.”
NO
Alarm?
Power (
→
15.2.1.) *
l
Power is not turned on.
Motor (
→
15.2.2.) *
l
Motor servo is not turned on.
l
Motor does not run in a stable manner.
(Motor vibrates or runs away.)
Command (
→
15.2.3.) *
l
Home Return command causes no motion.
l
Motor does not stop in Home Return.
(Motor reaches near-zero velocity immediately.)
l
Home Return command fails to stop Motor in position.
l
RUN input does not start Motor.
l
Pulse train input does not run Motor.
Terminal (
→
15.2.4.) *
l
Communication is disabled.
Which of the following areas does
the problem fall under?
Check the condition,
then contact our sales agent.
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