User manual

136 Rockwell Automation Publication 1769-UM011I-EN-P - February 2013
Appendix A Status Indicators
Network Status (NS) Indicator
These are the EtherNet/IP network indicators.
Link Status (LNK) Indicator
Indicator Condition Recommended Action
Off The port is not initialized; it does not have an IP address and is operating in
BOOTP mode.
Verify that the BOOTP server is running.
Flashing green The port has an IP address, but no CIP connections are established. • If no connections are configured, no action is required.
• If connections are configured, check connection originator for connection
error code.
Steady green The port has an IP address and CIP connections (Class 1 or Class 3) are
established.
Normal operation - No action is required.
Steady red The port has detected that the assigned IP address is already in use. Verify that all IP addresses are unique.
Flashing red/green The port is performing its power-up self test. Normal operation - No action is required.
Indicator Condition Recommended Action
Off The port is not connected to a powered Ethernet device. Therefore, the port
cannot communicate on Ethernet.
1. Verify that all Ethernet cables are connected.
2. Verify that Ethernet switch is powered.
Flashing green The port is performing its power-up self-test.
Normal operation - No action is required.
The port is communicating on Ethernet.
Steady green The port is connected to a powered Ethernet device. Therefore, the port can
communicate on Ethernet.