ok, so when i start up my ps2 itll be fine and load the disk. On occasion i hear some clicks but a slight nudge from me and the disk continues loading. After that, everything seems normal and ill be able to play for about 30 mins. All of a sudden, the ps2 will shut off completly and the red power light on the front will blink on anf off. What is going on??? Please help me!!! Im not good at ps2 techy talk so please help me out!!!!