Emerson Aventics G3 Series - Communication Module Diagnostics: LED Functions

G3 Series EtherCAT
TM
Technical Manual
4-27
TDG3ECM1-5EN 07/2020
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.
LED Name
Color
Status
Description
RUN Green
OFF
No Function
ON
No Function
ERROR
Off
OFF
No Error
ON
FLASH
EtherCAT
TM
communication with application controller was lost
L/Ain Green
OFF
No EtherCAT
TM
connection is detected
ON
EtherCAT
TM
connection established to the application controller
FLASHING
The LED flashes each time a packet is received or transmitted.
L/Aout Green
OFF
No EtherCAT
TM
connection is detected
ON
EtherCAT
TM
connection established to downstream node
FLASHING
The LED flashes each time a packet is received or transmitted.