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