1.If spot is only visible when projected image in defocus, it would not impact usage. 2.If spot is visible when projected image in focus, please contact ViewSonic Service center for help.
Please refer to this FAQ.
Each product has its own list of compatible video, audio and image formats. The best way to know what file type is specifically supported by your product is to look in the user guide for your particular model.
Please go to Projector Distance Calculator. Enter the desired distance from the screen to calculate the image dimensions. Try different distance values until you find the desired image size.
On some projector models, the fan will remain on after the unit has been shut down and in standby mode. This is normal operation for any model with the network feature that had been enabled. The feature can be disabled by selecting Menu>Option>Network > Off. If the Network feature is enabled then expect the fan to remain on at a lower speed w...
If a fan begins to make a rumbling noise this may indicate a problem with the fan. Fans are essential to maintain optimal operating efficiency of the projector; so it is strongly recommended that the unit be sent in for service to replace the fan. If it seems like there is something hitting the fan blades it could mean that there is an obstru...
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.
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.
1.Please increase the Contrast and Brightness in OSD menu. 2.Check the light source level and make sure it’s on Full or Normal. 3.Turn off or reduce environmental luminance where the projector is in use.
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...