A computer monitor is an electronic display that outputs images and text. When a computer is turned on, the system BIOS sends a video signal to the monitor. The monitor then displays the image on the screen.

If your computer’s monitor isn’t working, there are a few things you can do to try to fix the problem.

The first thing you should do is make sure that the monitor is turned on. Many monitors have an on/off switch on the back or on the power cord.

If the monitor is turned on and it’s still not working, try connecting the …