JVC 250 service manual Graphics Enhancer Plus VIC - Inputs, Graphics Enhancer Plus VIC - Outputs

Chapter 5---Electronics

Figure 5-34Graphics Enhancer Plus faceplate.

Graphics Enhancer Plus VIC - 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

IIC CLK - IIC clock line

IIC DATA - IIC data line

IIC SINT - IIC interrupt line

Graphics Enhancer Plus VIC - Outputs

RED_VIC - red image to the Video Processor PCB (0.7-1.0 Vpp). GRN_VIC - green image to the Video Processor PCB (0.7-1.0 Vpp). BLU_VIC - blue image to the Video Processor PCB (0.7-1.0 Vpp). H_VIC - horizontal sync to the Video Processor PCB

V_VIC - vertical sync to the Video Processor PCB /SEL_VIC - VIC select line to the Video Processor PCB

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