[SOLVED] Flashing Light On Custom Build

[dylanmullarkey10]

I just made my first custom PC. When I turn on the tower, the monitor does not detect my system. My power button is flashing white. Help please!

I have a B450M Pro4 MOBO and a 88R Corsair Case.

 

[alexoiu]

Check http://www.tomshardware.co.uk/forum/261145-31-perform-steps-posting-post-boot-video-problems
See if helping.