Over-current in Phase A / Phase B / DC-
bus
Over-voltage / Under-voltage / Over-
temperature
Details about these errors and remedies can be found here: Error Report Object
1.5.1.3.4 EtherCAT LED
Signals on the EtherCAT LED are required for EtherCAT conformity.
LED 1: RUN LED 2: ACT 0 LED 3: ACT 1
LINK is constantly showing a green light if there is a cable connected to either OUT or IN.
ACT is blinking when there are transmissions on either OUT or IN.
If none of the LEDs are active, check if the EtherCAT cables are connected properly.