Adjusting The Focus And Keystone - promethean UST-P1 Owner's Manual

Adjusting the Focus and Keystone

1.
Use the Image-focus
control (on the projector
only) to sharpen the
projected image
2.
Use the KEYSTONE
buttons the remote
control to correct
image-trapezoid (wider
top or bottom)
effect.
3.
The keystone control
appears on the display.
Promethean, Company Confidential 13