What is VGA no signal on monitor?

Related questions

1. What is VGA signal?
2. Is D Sub and VGA the same?
3. What is VGA function?
4. Is rs232 the same as VGA?
5. What is the highest resolution for VGA?
6. Is VGA a graphics card?
7. Is VGA and RGB the same thing?
8. What is the function of VGA port?
9. What does VGA port look like?
10. Is VGA high definition?

Tags

1. #having
2. #video
3. #connected
4. #properly
5. #powered
6. #should
7. #monitor
8. #signal
9. #connection
10. #means
11. #working