Question about RCA HD52W56 52" Rear Projection HDTV
Hum sounds familiar... you eather have a bad connection or your main processor has become corrupted...generally a signal board replacment may be nessarry... something on a tech with a computer interface can do. you have to download data off of old board to put on new board
Posted on May 12, 2008
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Posted on Jan 02, 2017
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