Hardware; Led Indicators; Table 2.1: Eki-1521/1522/1524 Led Indicators - Advantech EKI-1521 User Manual

2.2

Hardware

In this section, we will give you an overview of EKI-1521/1522/1524 hardware and
installation.
2.2.1

LED Indicators

There are LEDs display the power status, network status, and serial communication
status located on the front panel of EKI-1521, EKI-1522, and EKI-1524, each of them
has its own specific meaning as below table.

Table 2.1: EKI-1521/1522/1524 LED Indicators

LED Name LED Color
P1 Green
Off
P2 Green
Off
Status Orange
Off
Ethernet Orange
Green
Serial Orange
Green
Off
LED Description
Power 1 is on.
Power 1 is off, or power error condition exists.
Power 2 is on.
Power 2 is off, or power error condition exists.
Blinking: System is ready.
Steady on: The device server has been located by utility's
location function.
System is not working.
Blinking: Ethernet port is transmitting or receiving data.
Steady on: Ethernet has the good link for 10Mbps or 100Mbps
operations.
On: 100Mbps Ethernet connection.
Off: 10Mbps Ethernet connection.
Serial port is transmitting data.
Serial port is receiving data.
No data is transmitted or received through the serial port.
11 EKI-1521/1522/1524 User Manual