Diagnostics and Troubleshooting
MVI56E-FLN ♦ ControlLogix Platform
User Manual
FA Control Network Ethernet Communication Module
Page 82 of 155
ProSoft Technology, Inc.
Operation Messages
After the initialization step, the following message pattern will be repeated.
<Backplane Status> <IP Address> <Backplane Status> <Port Status>
Code
Message
<Backplane Status>
OK: Module is communicating with processor
ERR: Module is unable to communicate with processor. For
this scenario, the <Port Status> message above is replaced
with "Processor faulted or is in program mode".
<IP Address>
Module IP address
<C0>
OK: Port is communicating without error
Communication Errors: port is having communication errors.
Refer to Diagnostics and Troubleshooting (page 75) for further
information about the error.
3.3.2 Ethernet LED Indicators
The Ethernet LEDs indicate the module's Ethernet port status as follows:
LED
State
Description
Data
OFF
Ethernet connected at 10Mbps duplex speed
AMBER Solid Ethernet connected at 100Mbps duplex speed
Link
OFF
No physical network connection is detected. No Ethernet
communication is possible. Check wiring and cables.
GREEN Solid
or Blinking
Physical network connection detected. This LED must be ON solid
for Ethernet communication to be possible.
