48 Rockwell Automation Publication 842E-UM002A-EN-P - November 2013
Chapter 6 Diagnostics and Troubleshooting
Ethernet Link LEDs Link 1 and 2
The Ethernet link LEDs, Link 1 and Link 2, display the status of the physical
connection on the Ethernet interface.
Net LED Description
OFF No power/IP connection
Green Connected
Green flashing No connection
Red Major fault
Red flashing Minor fault / Duplicate IP
Mod LED Description
OFF No power
Green Running
Green flashing Standby
Red Major fault
Red flashing Minor fault
Green/red flashing Self-test
XS (Axis) LED Description
OFF No power
Green Running
Green flashing Standby
Red flashing Minor fault or Firmware updating
Amber Major fault
Amber flashing Self-test at power-on
Link 1 and Link 2 LEDs Description
OFF No power/IP address
Green LINK
Green flashing Port activity
Amber Port disabled
Amber flashing Collision
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