User manual
Publication 1734-UM015A-EN-E - November 2009
Troubleshooting 87
Network Status
DeviceLogix Status
I/O Status
Indication Description Recommended action
Off Device is not online:
 - Device has not completed 
dup_MAC-id test.
- Device not powered – check 
module status indicator.
Apply power to device, wait for 
MAC_id to complete, and correct, 
as needed.
Green Device is online and has one or more 
I/O connections in established state.
None.
Flashing 
green
Device is online but has no 
connections in established state.
None.
Flashing red One or more I/O connections are in 
the timed-out state.
Check for I/O module failure, and 
correct, as needed.
Red Critical link failure – failed 
communication device. Device 
detected error that prevents it from 
communicating on the network.
Verify that adapter and terminal 
bases are properly installed, and 
reinstall, as needed.
Flashing 
red/green
Device is in self-test. None.
Indication Description Recommended action
Off DeviceLogix program is not 
controlling outputs.
None.
Green DeviceLogix program is controlling 
outputs.
None.
Flashing 
green
At least one input in DeviceLogix 
program is forced on/off.
None.
Indication Description Recommended action
Off I/O is inactive. None.
Yellow I/O is active and under control. None.










