XV-Z90E (serv.man26). Chapter 2 - Setup and connections - Sharp Projector User Guide / Operation Manual. Page 9

Place the projector at a distance from the screen that allows images to
be projected onto the screen by referring to “Adjusting the Projection
Distance” on pages 21 and 22.

: Screen area

1 Project the test pattern of the Keystone correction function onto the

screen. Rotate the Focus ring until the image on the screen becomes
clear. (See page 16.)

2 Change the projection angle using the Swivel Stand to properly

project images onto the screen. (See page 17).

3 Align the edge of the screen closest to the projector with the test

pattern by adjusting the zoom and the Swivel Stand. (See pages 16
and 17.)

4 Adjust the Keystone function so that the size of the projected image

matches the screen size. (See page 19.)

5 Align the image on the screen by adjusting the zoom function and the

Swivel Stand.

6 Adjust the focus so that the projected image is in focus at the centre

of the screen. (See page 16.)

• The aspect ratio of the projected image shifts slightly when the lens

shift is at a position other than the top position.

• The aspect ratio of the projected image also shifts slightly when the “H

Keystone” and “V Keystone” functions are adjusted simultaneously.