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Connectivity Module Status LEDs ix
Status LEDs
LED LED Description LED Function / Mode of Operation
POWER
Power indication status.
GREEN/AMBER
Solid GREEN – functioning as a Connectivity Module (Acc. 72E).
Solid AMBER – functioning as a Serial Module (Acc. 72A).
RX
Data receiving status.
GREEN
Blinking GREEN – indicates receiving data from a client.
TX
Data transmit status.
GREEN
Blinking GREEN – indicates transmitting data to a client.
LINK
Link status.
GREEN
Solid GREEN – indicates active Ethernet connection.
CH1
Client connection status.
GREEN
Blinking GREEN – indicates active Ethernet client connection.
CH2
Additional Diagnostic LED.
YELLOW
Blinking YELLOW then off – indicates server disconnection because of
Ethernet client inactivity.
Solid YELLOW then off – indicates server disconnection due to Ethernet
client disconnection.
DIAG
Diagnostic.
RED
Off – indicates no error.
Short blinking RED then off – indicates active client/server write process.
Long blinking light then off – indicates server is receiving unrecognized
request packet from an Ethernet client.
Solid RED – indicates major error.