hi i bought a ççn phenom ii x4 955 black edition but a few days ago my cy computer just turn off and never started, so checking all the parts i just found out that my processor was the one how wasnt working well, the computer starts sometimes... the processor looks fine, no bended pins or something phisycally wrong.... so i thnk may be a manufacturer issue.... what do i have to do to send it to warranty???

Go through this guide, at the last page is the warranty request form

http://support.amd.com/us/warr...b/Pages/pib-step1.aspx

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