Vidikron 40828 manual Horizontal Keystone Correction, Vertical Keystone Correction

Operation

Keystone Correction: If the projector and screen are not installed perpendicular to each other, the image may become distorted in a trapezoidal shape, as shown in Figure 4-10.Select Keystone from the Installation menu to compensate for this.

Horizontal Keystone Correction

Projector Projected Image

Positive values compress right side;

Negative values compress left side.

Vertical Keystone Correction

Positive values compress top; negative values compress bottom.

Figure 4-10. Horizonal and Vertical Keystone Correction

1. The Vision 10/12 keystone correction can compensate for up to

Note	approximately 15 degrees of screen and/or projector tilt.
	2. Straight lines or the edges of images may appear jagged while
	adjusting the image.
	3. Keystone correction is not possible with a 1080i input signal.

Fan High Speed Mode: If the projector is being used in a high-altitude environment, use Fan High Speed Mode to prevent it from overheating. Set Fan High Speed Mode to ON to run the fan at high speed; set it to OFF to run the fan at normal speed.

Vidikron Vision Model 10/Model 12 Owner’s Operating Manual 45