VA1655 Initial Setup
From ViewSonic Documentation
Tilt Angle Adjustment
Tilt the monitor backwards to the desired viewing angle via the attached stand (30˚ to 53˚).
When adjusting, support the monitor firmly with one hand while tilting the stand backwards with the other hand.
Using the Stand
Always place the device on a flat, stable surface. Failure to do so may cause the device to fall and damage the device and/or result in personal injury.