D820R ADSL2+ Router User Guide
Chapter 5 Appendix
Appendix 1: Troubleshooting
Trouble
Case
Troubleshooting
Power
Indicator Off
●
Check if the power adapter is connected
properly.
●
Check if the power adapter is matched.
ADSL LINK
Off
●
Check if the ADSL cable connection is
OK.
●
Make sure the telephone line is OK with
your phone.
●
Check the phone line cabling is right.
LAN LINK
Off
●
Check the Ethernet cable is OK.
●
Make sure the PC’s NIC indicator is ON.
●
Make sure the NIC works normally.
Can’t access
the Internet
●
Make sure the above troubles are clear.
●
Make sure the dial-up connection is
established and set up.
●
Make sure the user name and password
are right.
●
If the dial-up is OK, please make sure the
IE proxy server is configured properly.
●
Please try opening multiple web pages
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