Usb's Went Dead

here's the thing,all front,back,side usb's went dead, i plug my mp3 player it gets power but my pc doesnt read it,same thing happenes with my external hard disk,everything gets power but my pc doesnt read any kind of data.

i tried everything,i even formatted my pc but nothing.

any idea's??
Thank you
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  1. new motherboard time or install a usb 'card'
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