Table of Contents
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Test
Lamp
Image size
Keystoning
Image position
Electrical shorts in rows or
columns of LCD
Pixels stuck on or off
RS232 control
Color Balance
Source images
Gray Scale
Functional Tests is the Field
Image on Screen
any
Internal Geometry test pattern
Internal Geometry test pattern
Internal Geometry test pattern
Internal 50% Gray test pattern
Black internal test pattern
White internal test pattern
any or none
Internal White, then internal 50%
Gray test patterns on all cubes in
the wall
Each source selected separately
Internal 50% Gray test pattern
Passes test if ...
Lamp lights
The image has 1 row or column hidden behind
each mullion (edge of screen material). The
outside edge of the two-pixel-wide magenta
stripe is within one pixel of the mullion.
Test or keystoning is less than one pixel
The outer edge of the magenta rectangle
should just touch the edge of the screen, ± 1
pixel. There is no black showing at any edge of
the image.
No solid black or white rows or columns of pix-
els
(See next section for limits.)
Able to control the unit from a PC serial con-
nector to the RS232 IN connector.
Adjacent cubes are the same brightness and
hue. See
An image is displayed from each active source
connected to an input connector.
Dark to light blending is smooth, without steps.
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