Exactly as described, the full user-manual (145 pages). Perfect.
Text excerpt from page 15 (click to view)
Projector and Screen Installation
The optimum image can be obtained when the center of this unit lens and the screen are placed perpendicular to each other. Take note of the projection angle when placing them. Failing to do so may give rise to trapezoidal distortion of the projected image. â This unit does not come with a function to correct trapezoidal distortion.
When viewed from the left (or right)
When viewed from the top (or bottom)
Mounting this Unit
When mounting of this unit is required, do it using the 3 embedded screw holes (M6 nuts) at the bottom of this unit.
Precautions for Ceiling-mount
â¢ To ceiling-mount this unit, special expertise and techniques are necessary. Be sure to ask your dealer (or a specialist) to perform mounting (to ceilings, etc.). â¢ Do not mount at places that may be subjected to vibration and shock. â¢ Depth of the screw holes (screw length) is 10 mm. Use screws shorter than 10 mm but longer than 6 mm. Otherwise, the screws may damage the internal parts of this unit and cause malfunction. â¢ Install at a safe place in case this unit or a part of it may drop. If the light-source lamp is broken, small pieces of glass from the mesh of the filter may appear outside this unit.