Billion Electric Company BiPAC 5210S - Manual (Page 9)

2.3 The Front LEDs
LED Meaning
1 PPP : Lit steady when there is a PPPoA / PPPoE connection.
2 ADSL: Lit when successfully connected to an ADSL DSLAM (“linesync”)
3 USB: Lit when the USB port is connected to the PC and working properly
4 LAN Port :
Lit when connected to an Ethernet device.
Green for 100Mbps; Orange for 10Mbps.
Blinking when data is Transmitted / Received.
5 SYS : Lit when the system is ready.
6 PWR : Lit when power is ON.
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