HDMI audio is incorporated into the graphics card's driver so make sure you have the newest version of your graphics card driver. HDMI has its own audio driver separate from the audio driver.Later, after you get your HDMI audio working, if you find that it still does not work on batteries you can change your power management settings in the Control Panel.
Some of the models have a power management scheme that will not allow for HDMI audio while running on batteries. If the projector cannot normally project the image with the above methods introduced, please try to restart the projector or to resume all settings. Once there is projection, you can gradually increase the resolution.) Adjust the resolution to the one which projector supports (If you cannot confirm the resolution that projector can support, please try 800圆00 in the beginning. Press Windows button+P and select the desired projection choice.Įnter Windows Settings → System → Display → Display resolution. The projector will usually detect this automatically. Press on the projector and select the connection port that you're using. If the new one works, you know the previous cable was faulty. Or, try changing the cable connecting the external monitor. For models that include a battery, please turn the device on with the power cable connected.Ĭheck the connecting cable from the projector to Notebook is secured. Connected docks, dongles, adapters and other hardware can cause conflicts.īe sure the projector normally turns on. If the problem persists after BIOS and Windows Update both have been updated to date, please continue the next troubleshooting step.ĭisconnect all accessories from your PC. How to use EZ Flash to update the Notebook BIOS versionįor executing Windows update and drivers update, here you can learn more about How to execute Windows Update. How to use Winflash to update the BIOS version in Windows system Updating software usually helps the system stability and optimization, so we recommend you check and often update to the latest version in your laptop. Update and confirm BIOS / Windows packages / drivers with the latest version in your laptop.Please follow the below steps for troubleshooting: Troubleshooting - Connection failure of Notebook and Projector
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