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[o4xa]

i have a v 1.4 and i was tring to copy the hdd with the exinum ice chip upgrade wizard.  one of the hdd fell on to the heat sink of the cpu abd i sparked.  when i picked it up and turned it back on the xbox flashed orange the cut on and of  3 times and flashed red/green.  so i thought that the motherboard was gone so i put my spare in and it did the same.  is it the power suppy?  PLEASE HELP