![I have a horizontal black line running across the screen. - Optoma Technology Optoma EX521... | Fixya I have a horizontal black line running across the screen. - Optoma Technology Optoma EX521... | Fixya](https://www.fixya.com/uploads/images/2_24_2013_3_20_10_pm.jpg)
I have a horizontal black line running across the screen. - Optoma Technology Optoma EX521... | Fixya
![Pull Down Projector Screen 4:3/16:9 Pull-Down Retractable Manual Projection Screen with Auto-Locking, for Home Theater, Games, Conferences, Parties (84) : Amazon.co.uk: Electronics & Photo Pull Down Projector Screen 4:3/16:9 Pull-Down Retractable Manual Projection Screen with Auto-Locking, for Home Theater, Games, Conferences, Parties (84) : Amazon.co.uk: Electronics & Photo](https://m.media-amazon.com/images/I/513qGPUAg6L._AC_UF894,1000_QL80_.jpg)
Pull Down Projector Screen 4:3/16:9 Pull-Down Retractable Manual Projection Screen with Auto-Locking, for Home Theater, Games, Conferences, Parties (84) : Amazon.co.uk: Electronics & Photo
![LGHU915QB with Mustang Screen White Horizontal Lines. Don't worry about the color weirdness, only seen on phone camera. is it my screen which is getting old and was up for a long LGHU915QB with Mustang Screen White Horizontal Lines. Don't worry about the color weirdness, only seen on phone camera. is it my screen which is getting old and was up for a long](https://i.redd.it/hre0kbp3a8ia1.jpg)
LGHU915QB with Mustang Screen White Horizontal Lines. Don't worry about the color weirdness, only seen on phone camera. is it my screen which is getting old and was up for a long
![Acer DLP Projector Big Bold Black horizontal and vertical line covering display images — Acer Community Acer DLP Projector Big Bold Black horizontal and vertical line covering display images — Acer Community](https://us.v-cdn.net/6029997/uploads/editor/af/dg4c5vmcl39u.jpg)