TP-LINK Archer TC7650 Owner's Manual

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Appendix: Troubleshooting
T1  What can I do if I cannot access the Internet?
1. 
Make sure that all cables are properly and securely connected to the modem.
2. 
Contact your ISP to ensure your modem is properly activated. If it isn’t, your ISP will 
activate it for you.
3. 
Make sure that your computer is set to obtain an IP address automatically. 
4. 
Power cycle the modem by unplugging the power adapter from the electrical outlet 
and plugging it back in.
5. 
Reset the modem. Please refer t
 for instructions.
6. 
Contact our Technical Support if the problem persists. 
T2  What can I do if the login page of the modem’s web interface does 
not appear?
1. 
Check if the computer is set to a static IP address. If so, change the setting to obtain 
an IP address automatically.
2. 
Make sure 
http://192.168.100.1
 is correctly entered in the web browser.
3. 
Use another web browser.
4. 
Unplug and reconnect both ends of the Ethernet cable.
T3  How can I reset the password to the modem’s web interface?
If you have forgotten your password, refer to 
 to reset the modem and then set a 
new password.
T4  How can I restore the modem to its factory default settings?
With the modem powered on, press and hold the Reset button on the back panel 
until all LEDs turn on momentarily, then release the button.
T5  How  can  I  change  my  computer‘s  setting  to  obtain  an  IP  address 
automatically?
To change the computer’s network settings, follow the steps below.
•  For  MAC OS X:
1 )  Click the Apple icon, and select 
System Preferences
 from the drop-down list.
2 )  Click the Network icon.
3 )  Select 
Ethernet
 (for wired connection) or 
Wi-Fi
 (for wireless connection) in the 
left panel, then click 
Advanced
.
4 )  Click 
TCP/IP
.