My computer is freezing and randomly restarting, what could it be?

My computer is freezing and randomly restarting, what could it be?
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1 Answer

Answer :

answer:First thought is a heat issue, it may need a good cleaning. http://www.fixya.com/support/t6780511-our_hp_pavilion_a720n_shuts_down Second thought is the power supply. Check out the link below for guidance to test it. http://h10025.www1.hp.com/ewfrf/wc/document?docname=bph06788&lc=en&dlc=en&cc=us&lang=en&product=431077
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