Advantech ADAM-4571, ADAM-4570 user manual EDG-4504, Status Description

2.1.2.3 EDG-4504

There are 13 LEDs located on the top panel of EDG-4504, each with its own specific function.

LED	Status	Description
	ON	Heart beat (1 time/sec)
Status
	OFF	Not working
	ON	10 Mbps speed
10M
	OFF	Invalid 10 Mbps Network link
	ON	100 Mbps speed
100M
	OFF	Invalid 100 Mbps Network link
	ON	Ethernet data being received
TX (Ethernet)
	OFF	No data being transmitted
	ON	Ethernet data being received
RX (Ethernet)
	OFF	No data being received
TX (port N)	ON	Serial port data being transmitted
N=1~4	OFF	No data being received
RX (port N)	ON	Serial port data being transmitted
N=1~4	OFF	No data being received

Table 2-3 EDG-4504 LED Definition

Chapter 2 Getting Started 17