Chapter 5---ElectronicsModel 250 Service Manual 5-67YPbPr VICThis decoder video input card (YPbPr_VIC) contains three BNC input connectorsthat can be used for two different inputs, YPbPr or GBR. The YPbPr PCBconverts these component signals to RGB type image signals.YPbPr VIC - Main Functions! Image input and output buffers! Conversion of YPbPr signal format to RGB signals format! Separation of syncs from the Y/G input signal! Hue, sharpness, gamma, and color adjustment! Selection of RGB component input or YPbPr input! LED indication! IIC serial bus interfaceFigure 5-37 YPbPr VIC I/O Diagram.