gigabyte z270x

i have intel i7-7700k processor with LGA1151 chipset (7th Generation) using Gigabyte z270x motherboard with Nvidia 1050ti graphic card . I got some error on it. i was doing some work on my system and suddenly blue screen occur and system crash. After restart showing error "boot device not...

I bought a Thermaltake Commander C32 case, it comes with two 200mm Addressable RGB Fans. they are connected to a a fan controller and they provided two types of cables to connect the controller to mother board with below headers i have a GA-Z270X-Ultra Gaming (rev. 1.0) mother board and it...