philips 25PT4423 L6.2 Repair Tips


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MakeModel Ch.SymptomProblem SolutionSolutionBy:
Philips 25PT4423 L6.2
Stuck in standby, LED on, no HTThere may be no 5V to the microprocessor. Check R3509 and D6501. Replace R3509 with a 47k 1 Watt version 4822 053 10473. D6501 is type BZX79B5V6 4822 130 34173. Check the +150 volt rail, 145V is too low