Broadband connection Error 651 What's going on?

Broadband connection Error 651 How do I fix it? Tip Error 651 How is the situation, how to solve it?

If it's Win7 first open network and Sharing Center-change adapter settings-Local Connection right-properties-configuration-advanced-connection speed and Duplex mode -100mbps Full-duplex-ok

If not normal according to the device status lamp to judge the user is a network cable, cat or belong to the phone line problem.

If the network cable problem can recommend that the user shuts down the computer and the cat will switch both ends of the network cable and then plug in 3-5 minutes to try again or change the network cable to try again.

If it is a cat problem within one year by the Netcom is responsible for home commissioning replacement, one year can provide users with ADSL cat manufacturers telephone by equipment manufacturers to do after-sales service. If the phone line problem can turn off the ADSL cat power to plug the phone line in the cat 3-5 minutes to try again or the phone line does not pass through the separator directly inserted into the ADSL cat after 3-5 minutes to try again, it's still not going to work. Ask the user to dial 112 to test the phone outside or request a local replacement device port.

You can disable the next network, then open the network and Sharing Center, click the Red Fork on the left side of the Earth, wait for a while, click to check and repair after the estimate can dial the Internet.