maybe dead psu, or motherboard? good luck!!!
i have the same problem, I'll researching for a simpler answer to the problem before i send to Sony. -Corey
Video of my problem, ---> http://www.youtube.com/watch?v=wJsUDS46jfw
i bought a used ps3 on ebay, the sensor seems to be working as when i insert a disc the blue led on the front panel flashes as if being loaded....
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