Sony PlayStation Portable (PSP) Console "line threw screen" Questions

...threw it.you cant see nothing else in the screen. how much will it cost to replace it? To replace the screen it's usually around $70, here is a place that does it for example: ...

...threw my ds and now it doesnt show any picture on the touch and its white screen is white. it even lights up but the thing is you can touch it and say if you touch were the ds download button is it ...

...screen is broken and I need it fixed fast!!!!!!PLEASE HELP ME!!!! My Ds: the whole top of my nintindo ds is broken thanks to my little brother. like the whole top actually came off i guess he snuck ...

...line up the 4 holes and lightly thread 4 10-32 by 3/8 long pan-head screws threw the P.C.board into the heatsink. Then evenly tighten all four screw down (JUST SNUG NOT TIGHT) put it back together ...