Search: Samsung PL51D490
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Samsung PL51D490 Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SAMSUNGPL51D490
Grainy/almost 100% dark picture after replace RPJ30H1 or FGPF4536 IGBTsY-sus burning R5126 (6R2), shorting out several ceramic capacitors on the line.The short is actually in IC U5014. After replace it and replace the 6R2 resistor once again, it started working again.World TV - Sorocaba
SAMSUNGPL51D490
Doesn't workI checked the following components; q 5009, q 5002, q 5019, d5010, on ysus, and on zsus q4002. all shorted. After changing them I noticed several bad soldering points on the zsus board. These points probably burned the aforementioned components.Replace the aforementioned components and resolder the z sus and ysus boards.arock