20 Most Recent Samsung HT-DM550 System Questions & Answers

Most likely, your unit has a condition known as DC Offset, meaning you have a bad amplifier. For more information, please visit my website at audioserviceclinic.com. Thank you.

Be careful to do this with AC cable disconnected from AC outlet! If you have some experience with electronics, disconnect the wired plugs from power supply and discharge electrolitic capacitors to ground with a 330 ohm 1 watt resistor. Then reconnect the wired plugs. Be careful to do this with AC cable disconnected from AC outlet! Then connect to AC outlet and turn on the DVD player. You will see that DVD player restores to normal operation again.
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Start with checking your speaker wires, alot of times if you have positive & negitive crossing it will cause this issue

First check the speaker maybe one are on bad conditions and ready to burn,if they are fine the other cause be the audio amplifier IC

check the dust content on in the m,achine then check your settings to make sure its adjust accordingly

This is a problem with the lens..
Get a lens cleaner CD with liquid and clean your DVD drive(just put two drops of liquid on CD and press play)
If this doesn't work you will need to replace the lens...The repair cost is not very high for replacing lens..

On the rear of your TV connect, with a phono/RCA cable to the Audio R + L sockets, connect the other ends to your Yamaha using the TV in sockets. See photos attached Hope that helps. HDMI is for video unless the extra pins are added for audio.

See service manual. There are no fuse in it. Service Manual: SA-WX900 ' PDF ' Loudspeaker ' Electronics (scribd.com)

See page no 65 troubleshooting in user manual YPU4J-CANADA-ENGLISH0.0_0610.indd (samsung.com)

See following link, it may resolve your issue My MP3 Player Is Locked Up (Frozen). ' Samsung Africa

Normally makers don't play ball between each other. Yes if it was a Samsung Television and a Samsung Receiver A/V System. Or if you have something like a Cable Box or Satellite System that is made to interact with other makes. Or if it is a Universal Remote. I think you were just lucky that it happened to use the same frequency. Look in the manual for a scan command. https://www.google.com/search?q=Connect+Samsung+OLED+S90+remote+to+Yamaha+RX-V361+via+optical ..

Check the battery. It may require replacement.