My cpu wont work

My computer running last night so good and in the morning i tried to open it the cpu wont work my fan light is on off on off and the and the system fan also running on off on off same as my video card cant fix it idk how to fix it

Might be in the power supply idk 440 psu huntkey my power supply
Reply to sheanferryfabay1
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More about cpu wont work
  1. Test with another PSU.
    Reply to GhislainG
  2. I fixed it might be in the ram

    I changed the ram slot
    Reply to sheanferryfabay1
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