MLB-G4201 Wireless Terminal User Manual
15
Rev 1.1
3.3 Frond view (Antenna & LED)
Figure 5: Antenna Connector for MLB-G4201
For optimum RF performance, the MLiS wireless terminal has to be connected to an external RF
antenna matched to 50ohms. Please use a SMA Male connection for the wireless terminal.
The functions of LED are indicated on the table below.
LED
Color
State
Description
PWR1
(DC)
Green
On
Power is being supplied from power input 1.
PWR2
(Terminal Block)
Green
On
Power is being supplied from power input 2.
READY
Green
On
System startup is complete and the system is operating.
Blink
Device has been located.
Off
Power is off, or the system is booting up.
FAULT
Red
On
System configuration error or a relay event has occurred.
Blink
IP address conflict.
Off
Power is off, or there is no error condition.
SINGNAL
(3LEDs)
Green
On
Number of LEDs to indicate cellular signal level when registered
to a base station.
Signal LED 1: 0 < RSSI ≤ 12
Signal LED 2: 12 < RSSI ≤ 21
