Sound

[diwa56]

Hello,
my pc back pannel audio is not working

 

[Hawkeye22]

If this is a PC that you built, you need to install the sound drivers that came with the motherboard.

 

[Combat Wombat]

If you do not have the drivers on hand, use a program like Auslogics System Information to identify your mobo model so you can then find the required drivers..

Link: (Cnet)

http://download.cnet.com/Auslogics-System-Information/3000-2094_4-10686831.html