(adsbygoogle = window.adsbygoogle || []).push({}); My slim PS3 starts then waits 5 seconds then beeps one time, then wait 5 seconds and beep 2 times then shuts off. Sometimes it does the 2 beeps twice back to back then shuts off.

Your console has probably overheated (ylod)... You could change your thermal paste (use arctic silver 5) and hope for the best.. If it doesn't help, the console will need a reflow, a reball, or to be replaced.

GL!