I've got a 2006 13" MacBook (Core Duo; the first ones they produced with an Intel chipset), and the built-in webcam doesn't seem to work anymore.
Here's what my System Profiler shows in the USB tab:
Which makes me believe there's a hardware problem, or a more fundamental problem with my OS (Snow Leopard 10.6.6). Before I try reinstalling the OS, are there any ways I can test the functionality of the hardware? I'm willing to open up the computer if needed.
Note: I've already tried resetting the PMU, along with the other steps on Apple's "How to Troubleshoot iSight" page.