JVC 250 - Manual (Page 125)

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
! Select input source, Composite or S-video
! Select standard-AUTO/NTSC/PAL/SECAM/4.43NTSC
! Conversion of composite and S-image signals to RGB image signals
! Separation of syncs from the input signal
! Tint, sharpness, and color adjustment
! LED indication of Composite or S-video
! IIC serial bus interface
Figure 5-39 Quad Standard Decoder VIC faceplate.
Figure 5-40 Quad Standard Decoder I/O Diagram.