3) Replace telephone lines.
If the ADSL indicator still blinks, contact your network service provider.
3.Check whether the LAN indicator of the terminal is on.
If the LAN indicator is off, perform further checks as follows:
1)Ensure that the network adapter of the computer is enabled.
2)Ensure that the network cable between the terminal and the computer is properly connected.
3)Remove and then insert the network cable or replace the network cable.
If the LAN LINK indicator is still off, contact an authorized maintenance center.
4.Check whether the driver for the network adapter is properly installed.
Take a computer that runs Windows XP as an example. To check whether the driver for the network adapter is installed, do as follows:
1)On the desktop,
2)In the navigation tree of the Computer Management window, choose Device Manager.
3)In the right pane of the Computer Management window, click Network adapters to view the information about the network adapter of the computer.
If no network adapter is detected or if a question mark (?) or an exclamation mark (!) is displayed next to the icon of the network adapter, you can infer that the driver for the network adapter is not properly installed. In this case,
5.Ensure that you have entered the correct user name and user password that are required by the PPP dialing software.
6.Check whether you can use the PPP dialing software to dial successfully.
If you cannot use the PPP dialing software to dial successfully, perform further checks as follows:
1)Stop the PPP dialing software and then power off the terminal. After five minutes, power on the terminal and use the PPP dialing software to dial again.
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