Rockwell Automation 1756-EN2F ControlLogix EtherNet/IP Module Installation Instructions - Manual (Page 20)

20 ControlLogix EtherNet/IP Module
Rockwell Automation Publication 1756-IN606B-EN-P - April 2010
Status Indicators
Indicator Status Description
NET Off The module is not powered. Verify that there is
chassis power and that the module is completely
inserted into the chassis and backplane.
The module does not have a valid IP address.
Make sure the module has been configured with
a valid IP address.
Flashing green The module has an IP address, but has no
established connections.
Green The module has an IP address and at least one
established connection.
Red The module is attempting to use an IP address
already in use on the network. Assign a unique IP
address to the module.
Link Off The module is not ready to communicate. Verify
that the module has power.
Green The module is ready to communicate.
Flashing green The module is communicating over the network.
OK Off Verify that the module has 24V DC chassis
power and that the module is completely
inserted into chassis and backplane.
Flashing green The module is not configured.
Green The module is operating correctly.
Flashing red The module detected a recoverable fault. A
configuration error may have caused the fault.
Check the module configuration. If necessary,
reconfigure the module.
Red The module detected an unrecoverable fault.
Cycle power to the module. If this does not clear
the fault, replace the module.
Red and alphanumeric
display scrolls 'Image
Update Needed' Update the firmware image. Once the image is
updated, cycle power. If this does not clear the
fault, replace the module.
Flashing red and green The module is performing a power-up self-test.