laptop loses hdmi connection with projector

If your projector is connected to a Laptop or Notebook computer, or this is a secondary display, the video output settings on your operating system may be disabled.

If your projector has a different signal type, try it to see if a different connection is able to get a signal.

If available, try another video connection. So, a laptop that doesnt have HDMI ports can still be connected to a monitor that has HDMI ports by using an adapter that converts HDMI to DisplayPort, for.

Try a different video cable, the video cable may have a problem.

Change the input selection of the projector.

Make sure the video cable supplied with the panel is tightly secured to the video card in the computer and to the back of the projector.

Verify that the computer is turned on and booted up.

Make sure that the power cable is connected to the back of the projector and that the power button is turned on.

Test the projector on a different computer with a HDMI port to make sure that it is not the video card.

Try another signal type if available for example: VGA, DVI, DisplayPort.

Replace the HDMI cable, sometimes a cable may go bad.

Plug in the projector first, and then turn on the PC.If you are experiencing problems using HDMI input:

Laptop loses hdmi connection with projector