ok so i just got this psp from my friend and he said he hasnt played it in a long time and i looks perfectly fine. . . . so i plug in the charger and a red light comes on then then i turn it on like 10 minutes later and it says set date and time and then it shut off and now it hasnt turned on since then and while the charger is in the red light is on at all times . . .what does this me :sad: an?