ServoiX7NHVerified · sol.ls-electric.com
iX7NH AL-31 — AL-31 Encoder Cable Open
Trip — immediate stop
CAUSE
Why does it occur?
Encoder cable open / disconnection.
REMEDY · Step by step
How to fix it?
- Check whether the encoder cable is disconnected and replace it
- If it recurs after power cycling, replace the motor
Do not reset repeatedly before identifying the cause. Repeated resets while ignoring a trip/alarm can cause secondary damage (IGBT failure, motor winding damage, etc.).
SOURCE
Related manual page
Verified · sol.ls-electric.com
Open PDF ↗iX7NH Series AC Servo Drive User Manual V1.7 (EN)
p.397