REMEMBER THIS WILL VOID ALL WARRANTIES.USE AT YOUR OWN RISK.
First you need a psp of course and a small cross screw drive
Follow the instructions
leave your psp faced up
Second put it on the front side with a wrag or towel to protect the screen
remove the battery
and unscrew the top 2 screws.
and then the bottom left
Third
Remove the 2 screws
and last the the Final screw
This is how you open your psp.Give REp