I've done a great deal of investigation, mostly into Vista forums (I didn't think the drivers from Vista to 7 would change that much, but apparently they did.), and I found a whole lot of people with similar problems while using Vista. Platinum (with Live! It's not the 5.1 model, but most people I've encountered have the same problem with the 5.1 version. I hate to be one of those guys that doesn't have a solution, just the same problem, but I'm right there with you.
Dificuldades para encontrar driver da placa de som Creative SB Live! Value CT4670, para Windows 7 (tanto faz, 32. Description, Driver Date, Operating Systems.
