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TD-8817 ADSL2+ Ethernet/USB Modem Router User Guide
4
Chapter 2. Hardware Installation
2.1 The Front Panel
Figure 2-1
The LEDs are located on the front panel, they indicate the device’s working status. For details,
please refer to LED Explanation.
LED Explan
ation:
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 There is a device connected to this USB port.
Flash
The modem router is sending or receiving data over this
USB port.
USB
Off There is no device connected to this USB port.
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.
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
troublesho
oting.
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.
Note:
1. If the ADSL LED is off, please check your Internet connection first. Refer to 2.4 Hardware
Installation Procedures for more information about how to make Internet connection
correctly. If you have already made a right connection, please contact your ISP to make sure if
your Internet service is available now.
2. If the Internet LED is off, please check your ADSL LED first. If your ADSL LED is also off,
please refer to Note 1. If your ADSL LED is GREEN ON, please check your Internet