Rockwell Automation 198x Modular DeviceNet Starter Auxiliary I/O - Manual (Page 68)

5-2 Specifications
Publication 198-UM001B-EN-P September 2001
Table 5.A Mod/Net Status LED
For this state: MS/NS LED is: To indicate:
Powerup and Autobaud Flashes
green-red-off When power is connected, the LED will flash this
pattern one time.
When waiting to detect the baud rate, the LED will flash
this pattern about every 3 seconds.
Not Powered/Not On-Line
Device is not on-line Off The device has not completed the Dup_MAC_ID test
yet.
The device may not be powered.
Device Operational and
On-line, Connected Green The device is operating in a normal condition and the
device is on-line with connections in the established
state.
Device Operational and
On-line, Not Connected or
Device On-line and needs
commissioning Flashing Green The device is operating in a normal condition and the
device is on-line with no connections in the established
state. The device has passed the Dup_MAC_ID test, is
on-line, but has no established connections to other
nodes.
Minor Fault and/or
Connection Time-Out Flashing Red Recoverable fault and/or one or more I/O Connections
are in the Timed-Out state.
Critical Fault or Critical Link
Failure Red The device has an unrecoverable fault; may need
replacing. Failed communication device. The device has
detected an error that has rendered it incapable of
communicating on the network (Duplicate MAC ID, or
Bus-off).
Communication Faulted and
Received an Identify Comm
Fault Request — Long
Protocol Flashing Red and
Green A specific Communication Faulted device. The device
has detected a Network Access error and is in the
Communication Faulted state. The device has
subsequently received and accepted an Identify
Communication Faulted Request — Long Protocol
message.