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FAQ (Frequently Asked Questions)
Q1. What can I do if I cannot access the Internet?
A1. Make sure that all cables are connected properly and securely to the modem.
A2. Contact your ISP to verify the modem is activated. If the modem is not activated, your ISP will
activate it for you.
A3. Make sure that your computer is set to obtain an IP address automatically.
A4. Power cycle the modem by unplugging the power adapter from the electrical outlet and
plugging it back in.
A5. Reset the modem. Please refer to FAQ > Q4 for instruction.
A6. Contact our Technical Support if the problem persists.
Q2. What can I do if the login page of the modem's web interface
does not appear?
A1. Check if the computer is set to a static for fixed IP address. If so, change the setting to obtain an IP
address automatically.
A2. Make sure http://192.168.100.1 is correctly entered in the web browser.
A3. Use another web browser.
A4. Unplug and reconnect both ends of the Ethernet cable.
Q3. How can I reset the password to the modem's web interface?
A. If you have changed the password and have forgotten it, refer to FAQ > Q4 to reset the modem.
This will reset the password back to admin.
Q4. How do I restore the modem to its factory default settings?
A. With the modem powered on, press and hold the Reset button on the rear panel until all LEDs
turn on momentarily, then release the button.
Reset Button
Reset
Reset
Reset
Press & Hold for 5 seconds
Reset
LAN
LAN
LAN
LAN
LAN
Cable
Cable
Power
Power
LED Indicators
LED
Status
Indication
Off
The modem is powered off.
(Power)
On
The modem is powered on.
Off
The initialization is not started, or has failed.
The modem is synchronized with one channel.
White
(Downstream)
The modem is synchronized with more than one channel.
Green
The modem is scanning for downstream channels.
Flashing
Off
The initialization is not started, or has failed.
White
The modem is synchronized with one channel.
(Upstream)
Green
The modem is synchronized with more than one channel.
Flashing
The modem is scanning for upstream channels.
Off
Internet service is not available.
(Internet)
On
Internet service is available.
Flashing
The modem is initializing.
The LAN port is not connected.
Off
(LAN)
The LAN port is connected.
On
The LAN port is sending or receiving data.
Flashing
Safety Information
The product should be connected to cable distribution system that grounded (earthed) in
accordance with ANSI/NFPA 70, the National Electrical Code (NEC), in particular Section
820.93 - Grounding of Outer Conductive Shield of a Coaxial Cable.
©2015 TP-LINK
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