What is a "Why Does Monitor Say No Signal"? The Most Authoritative Explanation.

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What is a "Why Does Monitor Say No Signal"? The Most Authoritative Explanation.

What does it mean when a computer says no signal?

“No signal” is a message from the monitor, not the computer, that it is not getting information from the computer. Most commonly it’s a configuration, connection, or power problem — or just a temporary message while booting. Your desktop computer is typically connected to a display device variously referred to as the monitor, screen, or display.

Why does my Dell monitor say no DP cable?

Normally, a monitor will automatically detect which sort of port has been used to connect to a computer. When it doesn’t detect the correct port, you get the No signal on display port message. On your monitor, open its settings.

How to fix second Monitor no signal on Windows 10?

Shut down your computer completely. Unplug all devices, including all cables, keyboards, speakers, mouses, and everything else. Leave everything for at least 10 minutes. Start connecting everything again, including the DisplayPort cable with the second monitor. Turn on the computer.


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