User's Guide

TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide
4
Chapter 2 Hardware Installation
2.1 The Front Panel
Figure 2-1
The LEDs, locating on the front panel, indicates the device’s working status. For details, please
refer to LED Explanation.
LED Explanation:
Name Status Indication
On The modem router is powered on.
Power
Off
The modem router is off. Please ensure that the power adapter is
connected correctly.
On ADSL line is synchronized and ready to use.
Flash The ADSL negotiation is in progress.
ADSL
Off
ADSL synchronization fails. Please refer to Note 1
for troubleshooting.
On The network is available with a successful Internet connection.
Flash
There is data being transmitted or received via the Internet.
Internet
Off
There is no successful Internet connection or the modem router is
operating in Bridge mode. Please refer to Note 2
for troubleshooting.
On Wireless is enabled but no data is being transmitted.
Flash The modem router is sending or receiving data over the wireless network.
WLAN
Off Wireless function is disabled.
On There is a device connected to this LAN port.
Flash The modem router is sending or receiving data over this LAN port.
LAN
Off There is no device connected to this LAN port.