S-Series IP PBX Administrator Guide
7
Static: The port is idle.
Blinking: There is an ongoing call on the
port.
Static: the trunk is idle.
Blinking slowly: there is no SIM card
inserted.
Blinking rapidly: the trunk is in use.
Blinking slowly: the BRI line is
disconnected.
Static: the BRI line is connected or in
use.
Blinking slowly: no PSTN line is
connected to the port.
Static: the PSTN line is idle.
Blinking rapidly: the PSTN line is busy.
Port Description
FXO port (red light): for the connection of PSTN lines or FXS ports of traditional
PBX.
FXS port (green light): for the connection of analog phones.
BRI port (orange light): for the connection of ISDN BRI lines.
Note: the sequence number of the ports corresponds to that of the Indicator
lights in the front panel. (I.e. the LED lights in the front indicate the connection
status of the corresponding ports at the front panel.)
Connect to GSM/CDMA/3G Antenna.
Connect to E1 line or the E1 port of traditional PBX.
Connect to the RS-232 Cable to debug to system.
Connect to USB external disk.
Yeastar S20 provides two 10/100M adaptive RJ45 Ethernet ports, S50/100/300
supports two 10/100/1000M Ethernet ports. There are 2 Ethernet modes for the
system. The default mode is “Bridge”.
Bridge: LAN port interface will be used for uplink connection. WAN port
interface will be used as bridge for PC connection.
Dual: both ports can be used for uplink connection.
Press and hold for 10 seconds to restore the factory defaults
Connect the supplied power supply to the port.
Press this button to switch on/off the device.