Denon AVR 1803 dual source

ricksouthwick
ricksouthwick Posts: 1
edited February 2006 in Basic Hookup/Wiring Questions
I have a Denon AVR 1803 and cant seem to get the dual source output to work. is this a known problem?? I have made sure I have followed the directions, could it be caused because my Cable TV company is digital???? or do I need to send unit in for repair.
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