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Why the image is pixelated from my projector?

Usually this is related to unmatched output resolution setting and content.  For example, setting 720P resolution output to a 4K projector or playing a 720P video on a 4K projector in full screen would cause pixelated.   Please make sure to set recommended resolution by referring to this FAQ.

There is a pixel stuck on or off

Stuck or twinkling pixels on the projected image may be due to a defective DMD chip. These pixels can show up as bright, dark or twinkling points. They look similar to pixel defects on LCD displays. This cannot be fixed by the end user and must be sent in for service. Contact ViewSonic Customer Care to verify if your unit qualifies for warrant...

The image is out of focus

Make sure that you have set it to its native resolution. Check the user guide to determine what the native resolution of the display is and set it to the native resolution if  the video source that is being used can support it. Digital signals (HDMI, DisplayPort) normally produce sharper images. If you are using a VGA or analog signal try to s...

How to set up dual projectors on a Windows computer?

Before connecting two projectors to your Windows PC/laptop, please ensure your system can run multiple video outputs. 1. To check your graphics card's maximum number of output signals, please refer to the graphics card manufacturer like the example below. Dedicate Graphics Card Integrate Graphics Card  2. Make sure your devi...

How to fix shadows, ghosting, or double images on the projector screen?

Image artifacts are often caused by poor cable quality or signal interference. Use high-quality cables and avoid using excessive adapters. Use Bundled Cables: Test using the [original video cable] provided with the product. Remove Intermediate Devices: Disconnect any [docking stations], [adapters], or [video splitters]. Connect the ...

How to change the projector image orientation

Use the "Projector Position" setting in the menu to flip or mirror the image according to your installation. Open Menu: Press the [Menu] button on your remote. Navigation: Go to [System Setting: Basic] > [Projector Position]. Choose Your Setup: Front Table: Default setup; projector on a table facing the screen. Ceiling: [Most...

How to solve a flickering image on the projector?

Image flickering is mostly caused by loose cables or the Eco Mode settings. Follow these quick steps to resolve it. Secure Physical Connections: Unplug and re-plug the HDMI / VGA cable. Ensure the connection is firm. Try a different cable to rule out internal wire damage. Change Lamp Mode (Top Solution): Go to [Settings]...

There is no video when using HDMI port

If you are experiencing problems using HDMI input: Confirm the HDMI input is selected. Plug in the projector first, and then turn on the PC. Replace the HDMI cable, sometimes a cable may go bad. Try another signal type if available for example: VGA, DVI, DisplayPort. Test the projector on a different computer with a HDMI port to make sure...

Why is my projector fan making an unusual noise?

Most fan noise issues are related to settings or ventilation. Check the High Altitude Mode and ensure the vents are clear before considering repair. Troubleshooting Steps: Verify Device Specs: If you own a fanless portable model and hear strange noises, contact support immediately as there are no moving parts intended to make sound....

Where can I find the ViewSonic Projector Distance Calculator and how to use it?

Use the official ViewSonic Projector Distance Calculator to accurately plan your installation by calculating the throw distance and screen size. Navigate to the official website. Distance Calculator - Projectors - Products - ViewSonic Global Select your specific [Projector Model] from the database. Choose your calculation method: ...

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