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881/882 Video Test Generator User Guide (Rev A.25)
This section describes the generator's video interfaces. The video interfaces on the 882D
are shown below.
1
2
Interface
Description
1
SDI/HD-SDI connector outputs a serial digital signal per SMPTE 259M and SMPTE
292M standards.
CVBS connector outputs an analog composite video baseband signal in accordance
2
with SMPTE 170M standard.
S-VIDEO connector outputs an S-Video split luminance (Y) and chrominance (C)
3
analog video signal.
4
SPECIAL connector provides multiple outputs, including:
• digital composite sync
• line sync
• frame sync
• movable scope trigger (probe) pulse
• pixel clock signal
HDMI OUT connector outputs full single link HDMI video, as well as DVI and modern
5
HDMI-compatible digital video signals.
6
DVI connector outputs full dual link HDMI video.
7
SPDIF connector inputs audio from an external source.
VGA interface
The VGA interface, available on the model 882C generator, outputs analog video for
testing analog video displays. The following table describes the VGA connector pinouts.
Pin
Signal
1
Analog Red Video
2
Analog Green Video 7
3
Analog Blue Video
3
6
4
5
DVI
HDMI
Pin
Signal
6
Analog Red Video Ground
Analog Green Video Ground 12
8
Analog Blue Video Ground
7
SPDIF
Pin
Signal
11
No Connection
DDC/EDID Serial Data
13
Horizontal Sync
5
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