Sound not working, Windows Vista on iMac 5

[Ananaias]

I've gotten everything but sound to work. I've updated to Service Pack 2, downloaded the boot Camp 2.1 drivers, and when I start the EXE, I get the prompt from UAC, I accept it, and it does nothing.

What should I do?

 

[Ananaias]

Okay, I got my sound working, however, now my Line-In Mic isn't working D:

D:

 

[kidcanvas]

audio on bootcamp

i know the soundworks because i can see the levels moving but cant hear it? am i not doing something right or do i need somethong else to get the speakers so i can hear them?