Using Your 840 DVI Pattern Generator
5
5.2 Operating Your 840 DVI Pattern Generator
Several patterns (see Table 3) are programmed into the
840
DVI Pattern
Generator
, in order to assess various aspects in the flat panel LCD display,
projector, Plasma screen or cable. For example, the
840
tests a:
Flat panel LCD display
1
by testing if all the pixels illuminate with the
correct amounts of light, linearity, and high frequency response
Projector, verifying that the colors are as required, tuning the size and
focus of the picture
DVI cable, checking the quality
2
of the colors, both separately and together
Plasma screen, to check the black level of the plasma monitor (use
PATTERN
00 to generate the black screen)
To operate the
840
DVI Pattern Generator
, do the following:
1. Press the appropriate
PATTERN
button (
PATTERN
+ to display the next
pattern or
PATTERN
– to display the previous pattern) to generate the
required pattern. The
PATTERN NUMBER
7-segment
Display shows the
selected pattern number.
2. Observe the output on your flat panel LCD display, projector or plasma
screen.
1 Which is built on a matrix of pixels, each pixel consisting of three components: R, G and B
2 For example, a fuzzy red color in the picture indicates a problem with the red wire
