Interpret The Status Indicators - Allen-Bradley 1756-EN2T Installation Instructions Manual

Interpret the Status Indicators

If the alphanumeric display and status indicators do not sequence through the
expected states, refer to these tables. The three bi-color (red/green) status
indicators on the module provide diagnostic information about the module and
its connections to the network.
4
Item Description
1 OK indicator is red during self-test,
then green
2 NET status indicator
Rockwell Automation Publication 1756-IN603C-EN-P - April 2010
ControlLogix EtherNet/IP Module 19
LINK NET OK
3
2
1
31281-M
Item Description
3 LINK status indicator
4 Power supply indicator is green