310 Rockwell Automation Publication 1769-UM021I-EN-P - May 2018
Appendix A Troubleshoot the Module
Table 44 - Ethernet Network Status (NS) Status Indicator
Status Description
Off The port is not initialized; it does not have an IP address and is operating in BOOTP or
DHCP mode.
Green The port has an IP address and CIP connections are established.
Flashing green The port has an IP address, but no CIP connections are established.
Red The port has detected that the assigned IP address is in use.
Flashing red/green The port is performing its power-up self test.
Table 45 - Ethernet Link Status (LINK 1/LINK 2) Status Indicator
Status Description
Off One of the following conditions exists:
•No link.
• Port administratively disabled.
• Port disabled because rapid ring fault condition was detected (LINK2).
Green One of the following conditions exists:
• A 100 Mbps link (half- or full-duplex) exists, no activity.
• A 10 Mbps link (half- or full-duplex) exists, no activity.
• Ring network is operating normally and the controller is the active supervisor.
• Ring network has encountered a rare partial network fault and the controller is
the active supervisor.
Flashing green One of the following conditions exists:
• A 100 Mbps link exists and there is activity.
• A 10 Mbps link exists and there is activity.
Table 46 - SD Card Activity (SD) Status Indicator
Status Description
Off There is no activity to the SD card.
Flashing green The controller is reading from or writing to the SD card.
Flashing red The SD card does not have a file system.
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