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Posted by GMAN on 09/14/05 18:13
In article <378-4324B677-720@storefull-3352.bay.webtv.net>, Ice_Blink@webtv.net (Ice Blink) wrote:
>This is the equipment I have:
>Onkyo TX-SR601 receiver
>Onkyo DV-CP701 6 carusel changer
>JVC tape player
>Polk Audio 6700 5 satellite speakers
>Polk PSW202 powered subwoofer
>2 zone 2 speakers in another room
>LiteOn DVD all write recorder model 5005.
>Sony 55" TV.
>
>I had a LiteOn connected to this system for 1 year and had no problem
>and did not update the firmware.
>
>Two months ago bought a new LiteON 5005 manufactured June 2005. As soon
>as I hooked up the LiteOn, and the electric went to it nothing happened.
>When I go to record, the subwoofer hums and I get a slight hiss in the
>background.
>
>When I go to playback the hum is still there if I have the subwoofer on.
>
>I called LiteOn and they had not heard of the problem but since I just
>got it from Circuit City to return it for another one.
>
>The second one, same hum, so I returned that one.
>
>I connected the original one again and it works perfectly.
>
>I really wanted the same brand so I ordered another one from QVC. I get
>the same subwoofer hum and same slight background hiss. If I disconnect
>the subwoofer the sound is fine but on playback I still have the slight
>hiss and without the subwoofer, not enough bass.
>
>I recorded from another TV without a seperate surround system and it
>recorded perfectly.
>
>Anyone have an idea what is causing the hum in the subwoofer?
>
>I am not really inclined electronically, and don't unterstand the terms,
>but I followed the manufactures instructions and I did hook the entire
>system up and it worked perfectly the first time, until the latest
>LiteOns.
>
>Thanks
>Don
>
Sounds like a ground loop problem. Do a google for "Ground Loop problem
solving" or here
<http://www.google.
com/search?hl=en&q=Ground+Loop+problem+solving&btnG=Google+Search>
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