Like these:
Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
I can't see the photo that great, but it like a I see a burnt diode. In the photo you see four large diodes, and then one small diode. I think I see black around the small one. Check all your diodes for shorts.
Swap the one from your 720 to make sure that is the problem first.
If the 720 one doesn't work in your CS, see if the CS one works in your 720.
The sound stopped working in the game. Self test shows no errors (so Im assuming the main PCB is fine). I can wiggle the wires on this particular sound board and get speaker crackle, but no sound.