Nebula Cosmos Laser 4K is a new projector released this year. If you have a problem when using the projector, you can refer to the following tips for troubleshooting.
Nebula Cosmos Laser 4K No Image
- Check the connection.
- Check the right input source when you connect the projector to other external devices.
Nebula Cosmos Laser 4K Image is Too Small
- Move the projector farther from the screen or projection wall.
- Select Screen Zoom and enlarge the image size.
Nebula Cosmos Laser 4K Blurry Image
- Place the projector on a flat surface.
- Adjust the focus or keystone.
- Avoid strong light when using the projector.
Nebula Cosmos Laser 4K Reversed Image
- Press the Settings button on the projector, then select Advanced Settings > Projector Mode and switch to the correct state.
Nebula Cosmos Laser 4K No Sound Troubleshooting
- Check whether the mute is on.
- Adjust the volume.
- Check the audio format.
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