Should be repeated after each reboot, plug the monitor cable have shown

Users questions: Desktop computers, has recently repeated after each reboot, plug the monitor cable have shown. The monitor power light indicates normal. I ask why? If more than 10 minutes and then unplug the power cable and then insert the display will be displayed immediately. However, bright color display and other distortion. need to pull the plug so that mobile data cable What good is your display
Experts answer:? Recommended to check the video cable, see if there is no article for this phenomenon? If there is, check the video card slot (with no cold solder joint, etc.), plug the graphics card.
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