sorinB Posted November 28, 2018 Share Posted November 28, 2018 Salutare , am acest philips 22pfl5614H/12 cu Sursa 715g3376-3 la care nu gasesc o schema, ma poate ajuta cineva ? Defectul este pe invertor si banuiesc ca cei doi mosfets AO 4616 nu lucreaza corect, am 24v la intrare dar la iesire fluctueza intre 0.9-1.2v , stiu din putina mea experienta ca tensiunile pe iesire sunt prea mici , ar trebui sa am undeva la 5v , Mentionez ca lampile sunt testate si sunt ok , la fel si MB functioneaza corect . Multumesc de ajutor. Quote Link to comment Share on other sites More sharing options...
Florinel TV Posted November 28, 2018 Share Posted November 28, 2018 Ce ic este pe invertor? anuleaza protectia si vizi ce se incalzeste , trafurile leai verificat sa dea toate aproape la fel? Quote Link to comment Share on other sites More sharing options...
dan-a2 Posted November 28, 2018 Share Posted November 28, 2018 https://www.electronica-pt.com/esquema/func-fileinfo/66166/ Quote Link to comment Share on other sites More sharing options...
sorinB Posted December 5, 2018 Author Share Posted December 5, 2018 Pe invertor am acest OZ9938GN , Traful este bun nu este intrerupt sau in scurt , protectia am anulat-o si am acelasi rezultat sound and no backlight. Nu se incalzeste nimic cu protectia anulata nici dupa 5min de functionare Quote Link to comment Share on other sites More sharing options...
sorinB Posted June 23, 2019 Author Share Posted June 23, 2019 (edited) Pana la urma am preferat sa cumpar un invertor separat, l-am adaugat si functioneaza corect . Multumesc de ajutor Edited June 23, 2019 by sorinB Quote Link to comment Share on other sites More sharing options...
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