Westermo ODW-630-F2 - Manual (Page 17)

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LED indicators
LED Status Description
PWR
Power
ON In service (power)
Flashing Fault condition
OFF Out of service
RDR ON Redundant ring mode
OFF Multidrop mode
CH 2 ON Fiber link at port CH 2 in operation.
Data can be transmitted
OFF Fiber link at port CH 2 out of operation
CH 1 ON Fibre link at port CH 1 in operation.
Data can be transmitted
OFF Fibre link at port CH 1 out of operation
TD
Serial data Receive
Flashing Receive accepted data on the serial port.
Data will be transmitted to the fibre link
OFF –
RD
Fibre link data Receive
Flashing Received data on the fibre link. This
frame is transmitted to the serial port.
OFF –
FL R (Red)
Failure Link Remote
ON Remote fibre link failure. A fibre link is
out of operation at any other unit of the
optical network
OFF All fibre links are in operation at all
other units in the fibre optical network
FL L (Red)
Failure Link Local
ON Local fibre link failure. This unit has
identified a fibre link failure
OFF Fibre link of this unit is in operation