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Thread Starter 
I tried doing some searches on this, but haven't found any answers. Here's my issue. I purchased the SR7400 AV receiver about 4 years ago, and am beginning to have problems with it. It appears that no signals are being sent to my subwoofer any more. Per the instruction manual, I tried unplugging the receiver for over 5 minutes, plugged it back in, and tested it. This solved the issue for about a day. However, the next day, the sub would not work again. I then tried resetting the receiver, but this did not help as well. I'm also running into the issue where regardless of what volume level I leave the receiver at when I turn it off (usually at -50), when I turn it back on, it starts at 0. I can't believe that the unit is defective already. I have another receiver that's in pristine condition going on 20+ years, but I tried Marantz due to its reputation. Any thoughts?