How to clean the PSP screen from behind it?

Well I bought a PSP off ebay, it came with screen protecter, I took it off and it left tones and stuff on screen, i dont know whats its called but its sticky dust left over from the prtecter, I need to know how to clean it off, My mom doesnt know how...

when i look at my psp screen it has scratches and dust how do i get it off?

I accidently spilled coffee all over my psp. now, theres spots where they are darker than other spots, and makes it really hard to see the screen. the psp works perfectly, just the ...show more

help i need help my psp screen has dirt that cannot be removed there too many dirt that cannot be removed i tried with microfiber and some cleaner use for glasses but it didnt work ...show more

Play Station Portable Clean scratched screen Glass cleaning Products/Materials

Play Station Portable Clean scratched screen Glass cleaning Products/Materials

i have psp with 3.52 m33 4,using the recovery menu i format flash 0,then the my psp couldnt start,i take it to a man and he only install 1.50 but the blue screen of death appear ,when i press o the memory stick light turn on, the screen became black...

i bought a shiny new psp a few months ago... and sort of forgot about it in a drawer (it was in a protective sleeve though) well, i went to use it yesterday, and the screen had gotten a bit dusty, i wiped it down a bit... it seems in perfect condition...