How to Install an All-in-One Interactive Projector like PS750W

Please refer to the video in YouTube as below link. https://www.youtube.com/watch?v=OPZ-25Q-BAk

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.

Why Can't I Power Off the Projector via its Remote Control?

For Models: PA/PG/PX Series “Power On” and “Power Off” are separated as two (2) different buttons on the remote control. This is different from the PJD series.

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...