ServoL7CVerified · sol.ls-electric.com
L7C AL-57 — AL-57 USB Comm Error
Trip — immediate stop
CAUSE
Why does it occur?
- USB communication error
- Reserved
REMEDY · Step by step
How to fix it?
- Reserved
- Check the USB connection if it occurs
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 ↗L7C Series AC Servo Drive User Manual (EN)
p.336