sound problem philips 28pt4523/01 MD1.2E aa

  • philips 28pt4523/01 MD1.2E aa


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    hello friends,picture ok, but original audio signal is always accompagned with a +- 1KHZ signal on the two channels, as well on mono ,stereo or nicam! I changed all eletrolitic caps arround MSP 3410 on audio modul. With scart operation sound and picture ok. Any idea?Best regards Alfons