Please refer to user guide on page "Important Safety Instructions". Some projectors may be claimed to use at a limited angle dependent on the light source, such as lamp or LED.
To locate the maximum or native resolution for a projector, there are a few places this can be found. We highly recommend using the native resolution for LCD displays as this will provide the clearest possible image from the device. Check the product page for your model on the Viewsonic website and you will see the native resolution displaye...
Make sure the signal cable is securely connected. 2.Try another video input source or cable or device to crosscheck. 3.Check the current resolution and refresh rate set in the graphic card or video source is compatible with the projector. You can refer to refresh rate setting video. How t...
Or browse to your projector model in the Projector Accessories section of the ViewSonic Store. If a Long Throw lens is available for your projector, it will be listed on the online store. Note: A Long Throw Lens is not available for all ViewSonic projectors. To check availability, or to purchase a long throw lens, please contact ViewSonic...
1.Wired connection: 1.1 via 3.5mm audio out: If the projector is equipped with a 3.5 mm audio out mini jack, usually it is green and marked as Audio Out. Please connect a 3.5 mm audio cable between speaker and projector for audio output purpose. 1.2 via S/PDIF: If the model is equipped with S/PDIF por...
Parts can be purchased from our parts store. Go to https://www.viewsonic.com/parts/
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...
If the external monitor/ projector is not automatically detected and displaying an image, you will need to use a function key to enable or activate the function. Laptop manufacturers have different methods to activate an external monitor. Refer to the laptop's user guide/manual or the manufacturer for instructions to activate the video port for...
Please do the following check: Make sure there are no obstructions in the way of the IR receiver on the device. Move closer to the receiver (within 23 feet) or change the angle (within 30 degrees) to the receiver. Replace the batteries. Even if lights on the remote control are on, weak batteries may still cause the remote control to oper...
Please refer to this FAQ: How to solve the overscan problem with my monitor?