Harman Kardon AVR 70 "power jack bad connection" Questions

..."bad" speaker and wiring in another port.. if it works then the speaker and wiring is good and you have to check actual jack in which you were asking and back to auto amplifier circuit or

...jack in and out etc.But the problem returns. Is their a better fix for this without major cost? Thanks. Tony Are you saying you HAVE an external amp? Is it NOT theYamaha DSP-A1? BOTH channels? That ...

...power cuts off a few seconds after turning the unit on). The most likely problem is a bad speaker. to find out which speaker is causing the problem, do this. Start out with just one speaker connected ...

...power is off. Your cable might be bad and they are easily purchased and replaced. If it is on your "stereo", then check the RCA jacks. You can reverse the left and right RCA jacks to see if the ...

...power supply, it could be a bad speaker or a bad output channel inside the receiver if this happens only when it gets turned up loud. The overload warning happens when the amplifier circuit has ...

power button blinks like it's overloaded. Took off the cover and it does not look too bad? Its usually not a fault that you will see unless somethings burnt up. This is solid state electronics and you

...jack you now have a 4 ohm load. That is below the ratings and can cause the amp to shut down (go into protect). Since your amp shuts down right away, I think you have a bad speaker or way too many ...

...jack wiggle around with the cord tension. resulting in a solder connection breaking at the board. But that usualy will give a ground hum or no sound at all. So im leaning towards a blown speaker. ...

power plug and nothing will bring it out of that mode. It could be bad connection in microphone input jack and receiver think that the microphone is still plugged in. try to plug/unplug the microphone

...jack has power , move onto the next step Check all the connections at the Receiver, both ends of the power cord if this no power plug the receiver in and see if you can hear it start up or make any ...