Please refer to this FAQ: How to solve the overscan problem with my monitor?
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.
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...
Parts can be purchased from our parts store. Go to https://www.viewsonic.com/parts/
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...