Delta ASDA-A3 Series User Manual page 1049

EtherCAT Mode
Description of each indicator for the CN6 connector:
13
 LED indicator status description
Indicator
Steady on
Continuous
flashing
Single
flashing
Steady off
 Network status indicator (L/A)
Indicator
Steady on
Continuous flashing
Steady off
 EtherCAT connection status indicator (RUN)
Indicator
Steady off
Steady on
Continuous flashing
Single flashing
13-4
Status
Connection is established.
Connection is established
and data is in transmission.
No connection.
Status
Init
Operational
Pre-Operational
Safe-Operational
Description
Description
Connection is established but no data
transmission.
Data is in transmission.
Connection is not established.
Description
After power cycling and the initialization of the
servo drive is complete, the communication has
not yet started, but the controller can access the
servo drive's register.
SDO, TxPDO, and RxPDO data packets can be
transmitted.
The controller can exchange data through the
mailbox.
The servo drive can use the SDO and TxPDO
data packets to exchange data with the controller.
ASDA-A3