This sounds like a chip problem as i had this same problem before.
Either the chip or the laser.
Replace the chip for a new ones and see if that fixes the problem, if that does not work then replace the laser for a new one.
Homer Simpson is a Role-Model for everyone!.
PS3 40GB, upgraded to 500gb w/ TRUE BLUE, Had original JB
PS2 v7 and v12, both with Authentic Matrix Infinitys,
Wii D2C, D2Ckey,
Nintendo DS Phat, Supercard DSTWO and DSONE,
Atari, Nes, Snes, GBA, PSone etc etc
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