IBM Partner Pavilion PROJECTOR E400 manual Adjusting the zoom, focus and keystone

vPosition the projector within 2.7 m (9 ft) of your power source and within 1.8 m (6 ft) of your video device (unless you purchase extension cables). To ensure adequate cable access, do not place the projector within .15 m (6 in.) of a wall or other object.

vPosition the projector the desired distance from the screen. The distance from the lens of the projector to the screen, the zoom setting, and the video format determine the size of the projected image.

Figure 2-1.

Table 2-1.

			Distance from center
			of lens to bottom of
Diagonal screen size	Image Width	Image height	image
(m/in.)	(m/ft)	(m/ft)	(m/ft)
1 1.10/43.3	.88/2.88	.66/2.16	1.5/4.92
2 1.47/57.8	1.17/3.83	.88/2.88	2/6.56
3 1.76/69.3	1.4/4.59	1.1/3.6	2.4/7.87
4 2.06/81.1	1.64/5.38	1.23/4.03	2.8/9.18
5 2.35/92.5	1.87/6.13	1.41/4.62	3.2/10.5
6 2.65/104.3	2.11/6.92	1.58/5.18	3.6/11.81
7 2.94/115.7	2.34/7.67	1.76/5.77	4/13.12
8 3.23/127.2	2.57/8.43	1.94/6.36	4.4/14.4

Adjusting the zoom, focus and keystone

To adjust the image, follow these steps.

1.Use the Image-focus control on the projector to sharpen the projected image as shown in
1.

Chapter 2. Setting up the projector 2-3