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...

There are issues connecting an external monitor to a computer/projector

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...

How to change the projector image orientation

Open the projector Menu and go to System Setting: Basic> Projector Position and choose one of the four available options: Front Table Rear Table Ceiling Front Ceiling

Why are certain options greyed out in OSD menu?

When a digital signal is connected (e.g. HDMI, DisplayPort, DVI), there are certain options greyed out in OSD menu as preset settings that cannot be changed. Those greyed out settings will be available when an analog signal (e.g. VGA) is connected.

What to do if the image shows keystone effect from the projector?

When you see below situation, please follow below instructions to adjust:   If the projector supports Auto Keystone or Vertical keystone, please try to turn on or manually adjust by referring to user guide. If possible, put the projector on the flat surface and make sure projector lens and screen are in a 90-degree angle.  

What to do if there is high pitched noise coming from the projector?

Please connect the projector to a different AC outlet.   Connect the projector to another computer/player.   In case above crosscheck remains the same result, please contact ViewSonic service center.

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...

What to do if remote control does not work properly?

  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...

How to purchase a lens for a projector

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...

How to adjust the image size on a projector?

  The projector's image size is determined by the distance between the projector itself and the screen.   You can adjust the screen size by repositioning the projector, the image size and the distance needed will be shown in the projector user's manual.   Some projectors also come with a zoom ring for the finer adjustment.

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