TD-W9980B
N600 Wireless Dual Band Gigabit VDSL2 Modem Router (Annex B) User Guide
1.3 Panel Layout
1.3.1 The Front Panel
Figure 1-1
The modem router’s LEDs are located on the front panel (View from left to right). They indicate the
device’s working status. For details, please refer to LED Explanation.
LED Explanation:
Name
Status
Indication
(Power)
On
The modem router is powered on.
Off
The modem router is off. Please ensure that the power adapter is
connected correctly.
(DSL)
On
DSL line is synchronized and ready to use.
Flash
The DSL negotiation is in progress.
Off
DSL synchronization fails. Please refer to
troubleshooting.
(Internet)
On
The network is available with a successful Internet connection.
Flash
There is data being transmitted or received via the Internet.
Off
There is no successful Internet connection or the modem router
is operating in Bridge mode. Please refer to
troubleshooting.
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