hdr pvr 801 4k box

[wireless]

why does my box works without the pvr harddrive not working and gets hot at times and when the pvr harddrive was working the tv in channels froze and pickulates and recodings ,now since 48 hrs ago my prv harddrive is not working it does not frezze at all or pickulates i have now so i do have service order for tommorrow now would it be better to have 5662 4k modole or the 801 4k modle let me know today thankns


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