No boot device available

i installed a new thermaltake psu 500 watt and a new ati 5750 graphics card
the graphics card is fine and the psu is fine
but....when i start up my computer i get an error saying

No boot device available
Sata 1: none
Sata 2: none
Sata 3: none
Sata 4: none
4 answers Last reply Best Answer
More about boot device available
  1. Best answer
    Do you have some SATA HDDs? If so, did you firmly seat the power cable(s), and the connections to the HDDs and the board?
  2. thanks i didnt notice the hdd to mobo cable wasnt plugged in
  3. Best answer selected by jaypeepee.
  4. Yea! Now you're you're ready to go.
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