Monitor won't display when CPU turns on

CornCorn Posts 1 Registration date Saturday April 1, 2017 Status Member Last seen April 1, 2017 - Apr 1, 2017 at 05:59 PM
I was playing a game when my monitor froze. I turned off my CPU and restarted it but I'm now receiving the no signal message. I already tried unplugging and plugging my HDMI cable back in. What's wrong?

ASUS 144hz Monitor
EVGA GeForce GTX 750ti SC
4GB Corsair RAM x2
i7 Quadcore 7700k