MSI Z170A Pro Motherboard for 6GPU 4G decoding

[EtherSalaZaR]

Hey! Guys I have problem. I spent 3 days but there are no result. I have MSI Z170A Pro motherboard 4GB RAM Intel celerom CPU and HDD.
I have instaled Windows plug in all GPUs but it confirms only 4 gps. I have instaled the newest version of BIOS from MIS web site When i enable 4G decoding/ Crypto currency mining and starting rig. It shows me jusy black screen. I have tryed to wait but there is no result. I look up for internet but there is no any exactly answer. Please BITCOINTALK users if you have this kind of problem with same motherboard. Help ME! PLS