I connected my HDMI cable to my GPU and my monitor still says no signal.

[himikotogaaa]

My graphics card is the GTX 1050 and my monitor is the Acer KG271.

My graphics card fans also spin for a while before stopping.

 

[Mousemonkey]

MERGED QUESTION
Question from himikotogaaa : "I connected my HDMI cable to my GPU and monitor but it still says "no signal"."

I have the GTX 1050 and an Acer