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Samsung PL-42P7HP - 6-2-6 Main SMPS Troubleshooting

Samsung PL-42P7HP
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Troubleshooting
Samsung Electronics 6-7
STD_5V
Normal
Abnormal
Check the U101, D108
PFC
Normal
Abnormal
Check the U201, Q203, Q204
Power ON
VA
Multi
Check the U501
Abnormal
Abnormal
Check the U601
Normal
VS
Normal
Abnormal
Check the Q401, Q402
Check the Other board (Image Board or Driver Board) or Cable.
6-2-6 Main SMPS Troubleshooting

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