hdmi connection TV no signal how (hdmi connection TV no signal, teach you the solution in detail)

HDMI cable use are computer input TV output usage, but there are many users in the process of connecting the display on the inability to output the signal source of the reasons are not known, but instead on the quality of the HDMI cable on the study, in fact, at the outset is the wrong, many manufacturers of HDMI cable production are after rigorous testing and inspection of the market, the general new back to buy the HDMI cable are is no problem.

In fact, the HDMI cable connected to the TV show no output is mainly due to the reason that the computer settings on the problem, through the HDMI cable connected to the computer and the TV sometimes can not play the normal problem, then how to solve this situation when it occurs? In fact, as long as the computer to set up some parameters can be. This setup process is not complicated, right-click on the desktop, enter the properties, set the monitor to 1 and as the main monitor, the TV set to 2, the desktop expansion of the hook on the hook, to change the refresh rate to 60, the TV's remote control is set to the video and select the HDMI3 port.

After the setup is complete, open the computer first, and then open the TV after the startup is successful, then the mouse should be able to move between the two screens, and can drag the icon on the monitor to the TV screen, and can be opened. If the video is playing, there should be sound in the TV, but no sound in the computer, which is normal.

On the method of solving the problem of no sound in the computer: in the computer's control panel - sound and audio devices - audio - sound playback default device, select HDMIOUT or a similar HDMI sound device, if there is only a default device, then your graphics card (or motherboard) CD-ROM If there is only one default device, then install the driver of your graphics card (or motherboard) on the CD-ROM. As long as you follow the above method to set up a good device, then no matter in the computer above or in the TV above can enjoy the fun of high-definition video and audio.

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