Reviews and Problems with Samsung PS50A550 / PN50A550
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Defective Power Supply Capacitors
Gene Gellman, Amazon
13 December 2010
Summary: After 2 years, this Plasma TV cycles on/off for 5 - 10 minutes when first turned on. Samsung says they have no idea what the problem is. Referred me to "local" service who was 2 hours away. When contacted, they didn't service my area.