Compaq Audio card Sound Card "acer aspire 4220" Questions

...acer aspire 3680, after i format it is not coming sound.when i install the soundcard its working i can play music but when i connect to the headphone its not coming sound. when i remove the headphone ...

...hear my friend's voice. I have uninstall unknown device since i format my laptop aspire 4220 acer, amd sempron processor 1600+. hoy...are you still on line?please help me, where can I put the

aspire 4220 acer AMD sempron processor 3600+ sound driver i formated my laptop aspire 4220 acer AMD processor 3600+, theres 3 uninstalled devices. coprocessor,SM bus controller and unknown device. My ...