ps1 hardware

Hello, everyone, I post this question because of a problem that is plaguing my ps1, whenever I insert a CD as soon as the CD loads the video starts moving up continuously. But this is only after the CD has been read, in the first start menu the video doesn't move at all and it shows fine. What...

Hi all guys, I have a little problem with ps1 (premise it has modification, so I put in a burned game). Basically the play station turns on correctly, it shows correctly, but as soon as you start the game and get to the first screen of the game the video starts moving going from up to down all...