JVC 250 User Manual

Page 68

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Chapter 5---Electronics

Model 250 Service Manual

5-13

Figure 5-8

Video Processor PCB I/O diagram for PCBs.

Video Processor PCB - Outputs

RGB_VID - red, green, or blue video signal to Video Amplifier PCB, typically 0-
1 V.

H&V_SYNC - horizontal sync pulse goes to the Raster Timing Generator PCB.

GRN_SYNC - sync-on-green sync pulse goes to the Raster Timing Generator
PCB.

RESTORE - DC Restore control signal to the Video Amplifier PCB. This signal
controls the DC level of the image signal, clamping it to the proper level on the
Video Amplifier PCB.