Yeastar Technology TG400G User Manual page 11

②
Power LED
③
RUN LED
④
LAN Port
mobile module
⑤
LED
⑥
SIM Card Slot
TG400 Gateway Back Panel
No. Feature
①
Antenna Connector Connect to GSM/3G/4G Antenna.
②
Power Switch
Indicates the power status.
On: the power is switched on.

Off: the power is switched off.

Indicates the system status.
Blinking: the system is working properly.

Static Green/Off: the system goes wrong.

10/100 adaptive RJ45 Ethernet port.
Indicates the mobile module status.
Static Green: the module and the inserted SIM card are working

properly.
Blinking Slowly: no SIM card is detected or the port is working

improperly.
Blinking Quickly: there is an ongoing call on the port.

Off: no module is inserted or the module is damaged.

Insert the SIM card to the SIM card slot.
Press this button to switch on/off the device.
TG Series User Guide
Description
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