4-Input (Quad) Rgbhv Vic - JVC 250 Service Manual

Chapter 5---Electronics

4-Input (Quad) RGBHV VIC

4-Input (Quad) RGBHV VIC - Main Functions
Interface for four sets of Red, Green, and Blue image inputs
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Interface for four sets of Horizontal and Vertical synchronization pulses
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VIC selection by IIC Serial Data Bus
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LED indication of VIC selection
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Figure 5-35 4-Input (Quad) RGBHV VIC faceplate (two VIC slots ).
4-Input (Quad) RGBHV VIC - Inputs
Four sets of inputs
R - red image from source input (0.7-1.0 Vpp).
G - green image from source input (0.7-1.0 Vpp).
B - blue image from source input (0.7-1.0 Vpp).
H - horizontal sync from source input
V - vertical sync from source input
+15 V - power for analog circuitry
-15 V - power for analog circuitry
+5.1 V - power for digital circuitry
+5.1 V Stdby
5-64 Model 250 Service Manual