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Marantz 2015 issues

NOMTW

New Member
So earlier this week I replaced a bunch of old caps in my Marantz 2015 receiver to fix a buzzing in the right channel. The issue is gone and the unit sounds great. However I've had a Bluetooth connected to the Tape 2 input and never had any issues but now whenever it's connected, it plays through regardless of which input the selector is set to (except tape monitor 1 which of course, has it's own button) whenever it's connected all the other inputs are very tinny and muted. I'm assuming the issue lies in the input selector knob since the tape monitor 1 button is excluded. Should I start there? What should I be looking for? I didn't go near this area during my initial repairs.
 
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Dont know if it helps. But i suspect the input selector could be in need of de-oxit . I have had some problems that you described ( Overhearing tape ins while playing aux f.ex. ) Im only in to 70´s receiver stuff, and that problem is actually pretty common. I could only explain it in layman's terms . Either the old circuits back in the 70´s era were not designed to cope with 2 signals simultaneously playing without properly muting the signal that is not selected, or the input selector is in need of a deep clean. Or it could be both. But im really scratching my head because the problem began after you replaced caps. That is black magic in my book.
The easy fix is of course only playing one source at a time, assuming your inputs play fine when your bluetooth receiver is shut off ?. These are picky old princesses .
 
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