Asus WL-520G - Manual (Page 38)

WL-520g Quick Reference Guide
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7. Trouble shooting (Cont.)
4.Internet is not accessible
Check the lights on ADSL modem and Wireless Router
Check the "WAN" led on the router is on or not. If the led isn't on,
please change the cable to try again.
4.1. When ADSL Modem "Link" light is on (not blinking),
this means Internet Access is Possible.
Restart your computer.
Reconfigurate the settings for ASUS Router and please refer to the
Quick Setup Guide of the WL-520g.
Check whether the WAN LED on the router is on or not.
Check wireless encryption settings
Check whether the computer can get the IP address or not. (via both
wired network and wireless network)
Check whether your Web browser is configurated to use the local
LAN, and is not configured to use a proxy server.
4.2. If the ADSL "LINK" light blinks continuously or stays
off, Internet access is not possible - the Router is
unable to establish a connection with the ADSL network.
Check that your cables are connected properly.
Disconnect the power cable from the modem, wait a few minutes,
then reconnect the cable.
If the ADSL light continues to blink or stays off, contact your ADSL
service provider.