Rockwell Automation Allen-Bradley 1756-EWEB Installation Instructions Manual page 16

16 EtherNet/IP Web Server Module
Check Power Supply and Module Status
Check the LED indicators and alphanumeric display to determine if the
power supply and module are operating properly.
Power Supply
indicator is GREEN.
The alphanumeric display should cycle through the following states: "TEST -
PASS - OK - REV x.x," where "x.x" is the module's firmware revision. The
display then alternates between "OK" and the module's EtherNet/IP address.
Publication
1756-IN588A-EN-P - February 2004
LINK NET OK
LINK
NET
31281-M
Web +
OK indicator is
red during self-test,
then green.
Alphanumeric
Display