hi ,
welcome to HP supprt forums
you face a HW problem and your BIOS is trying to tell you what it is
now please check this link and compare it with what is happening to you
http://h10025.www1.hp.com/ewfrf/wc/document?cc=us&lc=en&docname=c01732674
Please click “Accept as Solution ” if you feel my post solved your issue, it will help others find the solution.
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