dead onboard video

Updated with specs Note: Made an assumption it was onboard graphics, it is not, specs below PC Original to build, 2015 Specs O/S Win7Pro, 64 bit Pentium i7 processor (XPS 8700) Memory DDR3, 2 DIMMS, 8GB VidCard, NVIDIA GeForce GT 635 1GB DDR3 HD, SATA, 1 GB, 6GB/s, make unknown, not on BOM...