What about the music website? Check the drive or plug, and if it's not resolved, see the following tutorial:
1. Open Start--run--Enter Regedit return to open Registry Editor, click to locate and open the following entry on the left: "HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCURRENTVERSIONDRIVERS32, right-click to add the string value "Wavemapper" and set the value to "Msacm32.drv", which is deleted to turn off the system sound, but the file volume will not be turned off
2. Check all audio property settings Oh, you should be fine, because your system local files have sound turned off small? The total volume turned off small, improve the player volume, even the system sound too thin to hear, the player sound can hear, but not too loud
3. Check if there is a wrong line, audio input and output line, if the system has audio input and output settings, you should pay attention to the choice of the wrong oh, according to their own hardware
4. Check if the Device Manager has an exclamation point.
5. Not poisoned, right? Install antivirus Software
6. Not really, install a system also want it
7. Go to the BIOS to see, when the Boot Press del button, into the Blue interface, all the English bios .... A call Load optimized Defaults selected after the return, and then enter the first standard CMOS Features look inside Driver A is not none, if it is 3.5, change it to none, then press F10, input y, enter ,..... Reboot (hehe, I don't know if I can see it clearly.)