User Manual

14 ADAM-4572 User's Manual
LED Color Status Description
Status/Power
Red
ON Heartbeat (1 time/sec)
OFF Not working
Green
ON Power ON
OFF Power OFF
Speed/Link
Red
ON 100 Mbps speed
OFF 10 Mbps speed
Green
ON Valid network link
OFF Invalid network link
Tx/Rx (Ethernet)
Red
ON Data being transmitted
OFF No data being transmitted
Green
ON Data being received
OFF No data being received
Tx/Rx (Serial)
Red
ON Data being transmitted
OFF No data being transmitted
Green
ON Data being received
OFF No data being received
2.4 LED Indicator
The ADAM-4572 has 4 LED indicators for users to monitor its functional
status.
Figure 2-12: Position of LED Indicators
☛ Note: LED indicators will be red or green, not both
Table 2-1 Functional Status of LED