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6
Rear Panel
1 HDMI OUTPUT: HDMI/DVI output.
2 OPTICAL INPUT: Connected external S/PDIF audio source.
3 DC 5V/2A: Power input.
HDMI OUTPUT OPTICAL INPUT DC 5V
1 2 3
4. Pattern table
CPA-3 has 8 groups with 35 patterns.
GROUP PATTERN COMMENT
Color Bar
H/V color bars
Application
The color bar pattern in fact provides sufcient information for a good overall
check on color performance. This includes the checks on burst keying, sub-
carrier regeneration, RGB ampliers, the delay chrominance/luminance and
saturation check.
Grey
Scale
step8 / 16 / 32
Application
The Greyscale pattern is used to locate faulty linearity of the video amplier
or greyscale setting. Nonlinearities mainly result in a compression of the white
level.