my acer laptop is not connecting to hdmi on projector

However, upon reboot, Ubuntu displayed my driver settings as using a 'manually installed driver', and won't let me change it: When the external display problem first arose, my initial attempt was to switch back to the open source Xorg drivers. I have an nvidia graphics card, and before the update I was using proprietary drivers. There is a monitor plugged in and ready for use, and nothing I do seems to cause it to be detected. My main concern is the final line: HDMI-1-1 disconnected. HDMI-1-1 disconnected (normal left inverted right x axis y axis) Even when plugged in, the 'detect displays' button within the default settings app doesn't do anything. If it does not, please follow the instructions below that pertain your laptop's operating system.After upgrading to Ubuntu 18.04, my laptop has been unable to detect/use an external monitor attached via HDMI. After your desktop has loaded, your laptop image should project. In DCS rooms where the VGA and HDMI cables are not attached to the system, you will need to connect the other end of this cable to the system jack. If you are using a HDMI or VGA adapter, plug the adapter into your laptop and connect the provided cable to the other end of the adapter. Connect the VGA or HDMI cable to your laptop's VGA or HDMI port.

Turn on the system and select the appropriate button for laptop.If your laptop does not have a VGA or HDMI port, you will need to purchase an adapter that allows you to connect one of these two cables to your laptop. Newer laptops may not have a VGA or HDMI port.

To see if your room also has a VGA input, click on 'Classroom Features' and check 'Additional Items.' To see if your classroom has a data projector, search for the room and click on the 'Technology' tab. The VGA port on a laptop consists of three rows of five holes. Some older systems may also have a VGA cable that may be used to connect a laptop to the projector.

Videoconference, Streaming, & Recording SupportĪll classrooms equipped with the Digital Classroom Systems have HDMI inputs that may also be used to project from laptops.

Teaching in an Immersive Synchronous Lecture Hall.

My acer laptop is not connecting to hdmi on projector