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EKI-1321/1322 User Manual 12

2.2 Hardware

In this section, we will give you an overview of EKI-1321/1322 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-1321 and EKI-1322, each of them has its own

specific meaning as below.

Table 2.1: EKI-1321/1322 LED Indicators

LED Name LED Color LED Description

PWR1

Signal

Strength 3

Green Steady On Power 1 is on

Orange Steady On RSSI is better than -51 dBm

Off Power 1 is off and RSSI signal strength is poor than -51

dBm

PWR2

Signal

Strength 2

Green Steady On

Power 2 is on

Orange Steady On RSSI is better than -109 ~ -51 dBm

Off Power 2 is off and RSSI signal strength is poorer than

-109 dbm

GPRS

Ready

Signal

Strength 1

Green Steady On GPRS network is ready

Orange Steady On RSSI is poorer than -109 dBm

Off GPRS network can't be used

Status Orange Steady On Detect signal strength and try to dial-up ISP network

Green Steady On Already dial-up and get a IP Address from ISP provider

(GPRS connection is ready)

Link/SD Green Blinking Ethernet port is transmitting or receiving data

Orange Steady On SD Card is inserted

10/100M Green Steady On Ethernet has the good link for 100Mbps

Off Ethernet has link to 10Mbps or no link

P1 Tx/Rx Green Blinking Serial port is transmitting data

Orange Blinking Serial port is receiving data

Off No data is transmitted or received through the serial port

P2 Tx/Rx Green Blinking Serial port is transmitting data

Orange Blinking Serial port is receiving data

Off No data is transmitted or received through the serial port

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