Search: Samsung UN40EH6030G
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Samsung UN40EH6030G Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SAMSUNGUN40EH6030G
It doesn't turn on, and when it does, it turns off right away.Transistor do POWER ON.To test if the regulators are good, just release the Power On wire from the harness and see if the regulators on the board are working, if everything is working, without the power on connected the TV has to turn on, if it turns on and works perfectly, You have to analyze if it is not the Power On command transistor, tsound is one on the power supply and tsound is one on the main one, in my case, it was the bad main one, it is in position Q203, between the HDMI and the Optical Audio, just replace it and receive the Pix.EletrĂ´nica ATM
SAMSUNGUN40EH6030G
Stuck in standbyBroken transistor qq852Remove the wire from the connector corresponding to the p-on, the TV will turn on normally, then just replace the transisot qq852 on the power supply near the connectorAriel Santos