G3 Series EtherCAT
TM
Technical Manual
4-27
Subject to change without notice
www.asco.com/g3
Diagnostics
Communication Module LED Functions
Upon power up, the LEDs indicate the status of the unit. There are three LEDs on the G3 EtherCAT
TM
node. These LEDs
are described below.
RUN Green
ERROR
EtherCAT
TM
communication with application controller was lost
L/Ain Green
No EtherCAT
TM
connection is detected
EtherCAT
TM
connection established to the application controller
The LED flashes each time a packet is received or transmitted.
L/Aout Green
No EtherCAT
TM
connection is detected
EtherCAT
TM
connection established to downstream node
The LED flashes each time a packet is received or transmitted.