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We need to isolate whether the fault is in one channel era the stereo FM receiver or in the amplifier itself. That may not be your problem and you may have to troubleshoot to find the electronics failure, On a more positive note, these are widely available as replacements so fixing the unit seems more than probable.

Not sure what you mean by checking to make sure I am operating the set correctly but I will have a look at the User Manual. Power cord plugged in.

Upon turning up the volume, I am only getting sound from my right speaker. After that, you can post your question and our members will help you out. Nov 3, 5. Nov 3, 6. Sadly, there are no independent fuses PER CHANNEL so repair is likely to be down to replacement of something in the output stage of one channel – the main power transistor s are the usual suspects. Fortunately for me, I was able to return the receiver to the seller dga I did not have any more time ddra spend on trying to repair it.

Turntable only working on one channel. Search Forums Recent Posts.


Denon DRAR Manuals

Let me try this again as I appreciate the advice being provided and as such am confirming the steps 335d have taken below. If sound comes out of both sides, then the tuner switch?

Page 14 of the technical manual shows how and where to measure the amplifier bias current and by following those instructions you may be able to isolate WHICH channel the fault is in. Speakers “A” – connected both left and right speaker, ensuring polarity is correct for both.

Tested Speakers “B” in same way. Nov 3, 3. If you are ok with basic multimeter operation and use and reasonably skilled with a soldering iron I see no reason why you cannot successfully fix the unit. As with many electronic items like yours, repair is always possible but the final decision may be based on either your skill sets in managing the repair yourself with our full assistance of course or handing it over to a ‘paid’ repair service where the costs exceed the value.

I appreciate the time and support provided. I’ll just start out of the gate with what I usually find wrong when this happens: Thank-you for the links to the manuals.

Turning on the power 35r ensuring that I selected the “Tuner” mode, I located a stereo signal. Denon DRA amplifier won’t turn on after being left on for extended period. I have tried this with both “A” and “B” speaker buttons engaged and get sound from the right speaker only in both cases. You’ll need to choose a username for the site, which only take a couple of moments here.

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Discussion in ‘Troubleshooting and Repair’ started by Pepi9, Nov 3, The headphones are wired in circuit PRE-the A-B speaker selection switches therefore there is a fault in the amplifier stage of one channel. If you have a mono switch, then switching to mono will provide the same signal to both audio amplifiers.


Thanks for your assistance. Dec 7, Nov 3, 1. Nov 4, 9. I have ensured that the balance knob is in the centre position.

Used Denon DRAR Receivers for Sale |

Do both channels work in any other mode? It is quite likely that one channel is defective – a common problem with ‘second hand’ equipment. You must log in or sign up to reply here. 335e Receiver Acting Strange. Try them if you have. The speaker selection switch needs to be cleaned or replaced. Ask a Question Want to reply to this thread or ask your own question?

If one side is still faulty, I would compare the amplifier voltages with the good side but this may be getting a bit deep for you. Nov 4, Do you have headphones and a socket to use them in?

Denon DRA-335R Manuals

Is there an easy way to clean the speaker selection switches? I am also trying to find a User Manual for this receiver. Nov 3, 8.

I did confirm via another receiver that both speakers are in working condition. Just wanted to follow up and thank you for the responses and suggestions for the non working left channel on the second hand Denon receiver I bought.