Operating Your 840 Dvi Pattern Generator - Kramer DigiTOOLS 840 User Manual

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
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
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
Using Your 840 DVI Pattern Generator
1
by testing if all the pixels illuminate with the
2
of the colors, both separately and together
5