Computer wont turn oon

my computer wont turn on. no led lights are turning on when i push the power button no fans, anything. the only thing i have noticed is occasionally a very high pitched noise is emmited from inside the computer. I am not sure how to fix it or what is wrong :(
Intel i5-2500k @3.2Ghz
Nvidia GeForce 560Ti 2Gb
800W ATX Power Supply
GIGABYTE Z68A-D3-B3 Motherboard
8 Gb Corasair Dominator Ram
5 answers Last reply
More about computer wont turn
  1. What brand and model # is the PSU?
  2. hpdeskjet said:
    What brand and model # is the PSU?

    it is Xtreme Gear
    Model Number : ATX-CB800W
  3. How old is the system?
  4. hpdeskjet said:
    How old is the system?

    i bought it September 15t 2011
  5. I think your PSU died.
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