Smart Technologies Smart Board 560 and 580 Interactive Whiteboards And UF55 Projectors 99-00964-20 - Manual (Page 18)

8 Installing Your UF55 Projector Parts Kit 99-00964-20 A0
Adjusting the Image Alignment
After you install the UF55 projector with your SMART Board 500 series interactive whiteboard, you must adjust
the image alignment.
Diagnosing Alignment Errors
Keystone errors occur when the projected image isn’t perpendicular to the screen.
From the projector, the image path is
shorter along the top. From the projector, the image path is
shorter along the bottom.
The image appears shorter across the top when the distance from the projector to the top of the screen is shorter
than the distance to the bottom of the screen. The image appears shorter across the bottom when the distance
from the projector to the bottom of the screen is shorter than the distance to the top of the screen. Vertical
keystone errors can occur when you mount the UF55 projector and the SMART Board interactive whiteboard on
an uneven surface or a wall that has obstructions.
Horizontal keystone errors can occur when you swivel the UF55 projector too far from the SMART Board
interactive whiteboard’s vertical center, when you mount the projector and the interactive whiteboard on an
uneven surface or when the interactive whiteboard is slightly closer to the projector on one side than the other.
From the projector, the image path is
shorter along the right side. From the projector, the image path is
shorter along the left side.
The image appears shorter across the right side when the distance from the projector to the right of the screen
is shorter than the distance to the left of the screen. The image appears shorter across the left side of the image
when the distance from the projector to the left of the screen is shorter than the distance to the right of
the screen.