Chapter 5---Electronics
5-70 Model 250 Service Manual
Quad Standard Decoder VIC
The Quad Standard Decoder VIC provides an interface for composite and
S-Video formats input. It contains three BNC input connectors, one for
Composite Video and two for S-Video (luminance and chrominance). This
decoder VIC converts Composite and S-image formats to RGBHV format.
Quad Standard Decoder VIC - Main Functions
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Select input source, Composite or S-video
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Select standard-AUTO/NTSC/PAL/SECAM/4.43NTSC
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Conversion of composite and S-image signals to RGB image signals
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Separation of syncs from the input signal
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Tint, sharpness, and color adjustment
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LED indication of Composite or S-video
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IIC serial bus interface
Figure 5-39
Quad Standard Decoder VIC faceplate.
Figure 5-40
Quad Standard Decoder I/O Diagram.
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