Make sure your VGA cable is completely connected. Make sure it is pushed and screwed in tight (not too tight).
Check your cord from the computer and monitor. If that is ok check your video card.
What kind of monitor is? What kind of computer is it? Post em' on my board.
Usually a no signal message means that the video card is not detecting the monitor. An easy way to fix this is to download the latest drivers for your video card and it should detect the monitor.
Eat your computer
did you put a magnet on it? usually that is the cause no
get a new monitor... ROFL
7
reformat your computer
Try turning the MONITOR off and then on again. If it doesn't work, change your computer color settings.
Someone can make his or her own computer monitor shelf, by buying a shelf in a do-it-yourself shop. Buy it together with some stuff to fix it to the wall and voila.
By the way, I asked this question. When I shut down my laptop, the message pops up. What do I do?
To fix a black screen on an HP Pavilion 23xi monitor, start by checking the power connection and ensuring the monitor is turned on. Next, verify that the video cable is securely connected to both the monitor and the computer. If the connections are fine, try restarting your computer and testing the monitor with another device to rule out hardware issues. If the problem persists, consider resetting the monitor settings or checking for driver updates for your graphics card.