Computer error help please?

I just got me a new internal hard drive my pc my old stop working but when i startup my computer it says disk boot error failure insert suysyem disk but dnt have it nvr got one with my pc so i yrird evruthing and got nothn did a diagnose test and it said no bootsble drovr dected ive gone to the bios menu and booted the hard drive there got nothn plze help