MSI B350 pc mate no display

Nov 4, 2018
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Hi i need help, new build for my computer and no display in my monitor.

This my spec details :
- CPU Ryzen 5 1600
- Msi B350 Pc Mate
- DDR4 16Gb 2400mhz dual card
- Msi GTX 1050 Ti OC 4G VR
- PSU Dazumba 450w

Please i need help, this pc turn on and all spinning but not display.
Thanks you