I have a Dell desktop and an HP monitor, and for some reason the computer screen won't turn on!! it says DVI input has no sign

MsHawkins1028

Reputable
Feb 18, 2014
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4,510
My HP monitor won't turn on unless I hold it for 10 seconds!!! And then it shuts off right away! It's telling me I have no signal input from the DVI!! Can I still hook up the Dell desktop to the HP monitor?