20 Most Recent DFI KM400MLV KM400 AUDIO/Video/LAN/USB/SATA/RAID/333FSB Athlon XP Motherboard Questions & Answers

if your computer came with a motherboard disc the sound drivers could be on it click start control panel administrive tools computer management device manager scroll to sound,video and game controllers you might see a yellow question mark? Right click to reinstall drivers or uninstall click start control panel sounds and audio,volume,advanced,speakers make sure you have selected the (((appropriate speakers))) also audio you will find 3 drop down lists make sure you have the correct settings there also click start control panel sounds and audio devices you can adjust the volume there also select speaker volume you can change your settings there you can also tick in the box place icon in taskbar if his does not fix the problem

have you tried this control panel sounds and audio,volume,advanced,speakers select the appropriate speakers from the drop down list or navigate to the device manager scroll to system devices + to expand,system speaker right click properties then select use this device (enable) also you might check the speakers plug/outlet is usually at the back of the computer you will have to open up the computer to check the lead attached to the rear of the input plug make sure the connection is good try cleaning your computer of dust using a fine air blower from a compressor making VERY sure that there is no MOISTURE in the air line specifically around the sound card and the CPU central processing unit dust causes static to build up in a computer make sure you have an earth ******** before touching any parts inside your computer hope this helps

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Have you installed the audio drivers for your motherboard from the cd that was included with it?

Lou

First u have to update ur bios and then USE HIREN BOOT CD to repair  HDD

Download the user manual from following link http://www.dfi.com/Upload/Manual/CM/661fx%20mlv%20mlve%20761103492.pdf See page 38 for Power Supply connections.

http://www.gamesfree.me/games/tags/dfi/

change power buton or reinstal windows.

use norton

That will be a very big blob of goo! Or a very large and wobbly hacker.

http://www.pcmag.com/encyclopedia/term/38515/beep-codesHERE ARE SAME READING TO HELP YOU TROUBLESHOOT THE PROBLEM.