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Message body Emoticons View more Emoticons	Font colour: Default Dark Red Red Orange Brown Yellow Green Olive Cyan Blue Dark Blue Indigo Violet White Black  Font size: Tiny Small Normal Large Huge Close Tags [quote="jts1957"]If you punch in "WXYZ" and get the audio from "WXYZ," but just a blue screen with or without an On Screen Display (OSD) acknowledgement of "WXYZ," either the video is being "muted" or you're losing the video somewhere between where the audio is taken off (unless the set has seperate I.F. circuit for sound) and the CRT board. An Oscilloscope will allow you to follow the video signal through the set.[/quote]
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