[Swift] How to make the background Toner work? [HELP]

So the title says it all, but I'll add a picture of the furni:
http://img811.imageshack.us/img811/5645/p8gp.png

This picture is from another retro.
On my retro it just resets everytime I change the settings and press use..

Please help! :?:
- MagYuz