blue screen problem

am very sory i pasted a wrong mark of my machine and that was as a result of its pimped nature,currently i went into sytem tool and i got this information about my device;
system manufacturer;NEC
system model;KH2
bios version/date NEC NOTE BIOS VERSION/511C0300,1/24/2006
SM BIOS VERSION 2.31
LAPTOP IS 32bit.
please the problem is actually,when i install a driver using driver pack it gives me a blue screen especially realtek,but vinyl produces just the icon of the speaker but no sound..i have alot of drivers softwares non seem to work since 6months ago when i formatted this Laptop of mine.
please just help me am dying,help me even with links...or just advices.:cry:cry:cry:cry:cry

 

Hi my friend , welcome to MG's :major

What is your Operating System ? On the top of the case there is a label with the model of your machine :wave