ServoL7NVerified · sol.ls-electric.com
L7N AL-60 — AL-60 EtherCAT Comm Err 1
Trip — immediate stop
CAUSE
Why does it occur?
EtherCAT communication malfunction (1).
REMEDY · Step by step
How to fix it?
Check the CN3/CN4 connectors and the EtherCAT cable; replace the drive if needed.
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 ↗XDL-L7N 200V Series AC Servo Drive User Manual V1.7 (EN)
p.265