Tip - How to Fix a PSP That Won't Play UMD Games | eHow

Games designed for the Sony PSP come on a disc-based format called UMD. These UMD discs are about half the physical size of a regular CD or DVD disc. Games are inserted into the disc drive on the PSP and can be played using the onboard control buttons. If your PSP suddenly stops reading UMD games, there are a few things you can try to get...