How to change your SV360 Premier or Elite From PAL back to NTSC
If you have messed with the settings on your unit and now the picture is impossible to read because it is rolling, follow these easy instructions.

1) push exit
2) push yellow button
3) push up
4) push right

Try this a couple of times. The reason this has happened is the output display has changed from NTSC to PAL. Wikipedia if you don't know what this means.
If you have tried and it has not been fixed, try this;

1) push exit
2) push menu
3)push down
4) push right
5) push down
6) push OK
7) push up
8) push left
9) push exit