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manual service Philips L01.2E AA


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va rog sa ma ajutati cu manualul service la un philips 21pt5409/01 cu sasiu l01.2e aa.trebuie sa intru in service mode pt a vedea o eventuala eroare.tv-ul functioneaza cateva minute dupa care intra in stand by.banuiesc memoria sau tubul.maine seara o sa vad tv-ul si vreau sa am temele facute.multumesc anticipat!PS:pe forum nu am gasit-o iar pe "eservice...." este doar prima parte.

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  • 3 years later...

Tv-ul a venit cu descarcari la transformator pe care le-am rezolvat.Dar la cautare nu se opreste pe post decat in primele secunde (la rece), procesorul TDA9552 se incinge ,ceea ce duce la "fuga"de pe posturile deja memorate si ulterior la desincronizare. Prin racirea procesorului cu un radiator acordul se reface. Tensiunile de alimentare sunt bune, probat selector, memorie si cuart fara rezultate.Sa fie procesorul defect?

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