40 CompactLogix Packaged Controllers
Publication 1769-IN082A-EN-P - July 2008
Module Status (MS) Indicator
The Module Status (MS) indicator is located under the space provided for you to
write the IP address of the packaged controller and is one of the Ethernet/IP
network status indicators.
Use this table as a reference when interpreting your MS indicator.
Status Description Take this action
Off The packaged controller does not have
power.
Check the controller power supply.
Flashing green The port is in standby mode; it does not
have an IP address and is operating in
BOOTP mode.
Verify that the BOOTP server is running.
Steady green The port is operating correctly. Normal operation - no action is required.
Steady red The packaged controller is holding the
port in reset or the packaged controller
has faulted.
Clear the fault.
If the fault will not clear, replace the
packaged controller.
The port is performing its power-up self
test.
Normal operation - no action is required.
A nonrecoverable fault has occurred. Cycle power to the controller.
If the fault will not clear, replace the
packaged controller.
Flashing red The port firmware is being updated. Normal operation - no action is required.
MS
IP
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