Computer won’t boot and need help diagnosing

[rb2z]

MSI Intel Z97

Corsair Vengeance 16GB (2x8GB) DDR3 1600 MHz

Intel Core i5-4690K Processor 3.5 GHz LGA 1150

Gigabyte GeForce GTX 970 Overclocked 4GB GDDR5 PCiE

Seagate Desktop 2 TB Solid State

Hybrid Drive SATA 6 GB

Enermax Twister CPU Air Cooler with 120mm LED Fan ETS-T40-BK Black

Corsair CX Series 750 Watt ATX/EPS Modular 80 PLUS Bronze ATX12V/EPS12V 744 Power Supply
(Old)

EVGA - 850W Modular BQ Power Supply - Black
(New)

My old power supply started smoking so I replaced it with the new power supply and it still won’t turn on.

 

[PaulieVideos]

Your old power supply could have friend something in your computer as well. Disconnect ram, harddrive and connect monitor to your motherboard and disconnect gpu to troubleshoot if it's caused by something else than your motherboard. If it still won't boot your motherboard might be fried.