DEMOnick Posted June 5, 2016 Share Posted June 5, 2016 Am televizorul din subiect care nu raspunde la nici o comanda, doar LED-ul verde sta aprins fara a reactiona la tastatura sau telecomanda. S-a mai intalnit cineva cu aceasta situatie? Link to comment
FLORIN IORDACHE Posted June 6, 2016 Share Posted June 6, 2016 Desfaceti tv-ul si verificati tensiunile...+ condensatori din sursa...daca sunt umflati. Iar service manual il gasiti aici : http://elektrotanya.com/sharp_lc32fh500e.pdf/download.html. Link to comment
leoncris Posted June 6, 2016 Share Posted June 6, 2016 Da un ON fortat si ... te lamuresti. Link to comment
DEMOnick Posted June 6, 2016 Author Share Posted June 6, 2016 Sursa pare OK, toate tensiunile sunt prezente ca si cum televizorul ar fi pornit. In mod OFF led-ul ar fi trebuit sa fie rosu. Am incercat sa dau ON fortat dar nu are nici un efect. Daca sursa are toate tensiunile prezente ar fi trebuit sa am display-ul iluminat? Link to comment
codrut Posted June 6, 2016 Share Posted June 6, 2016 Problema este din soft,trebuie rescrisa memoria SPI. Link to comment
DEMOnick Posted June 6, 2016 Author Share Posted June 6, 2016 Ma puteti ajuta cu un firmware? Se poate face prin USB? Link to comment
codrut Posted June 6, 2016 Share Posted June 6, 2016 trebuie sa mentionati modelul de display si modelul placii digitale. Nu cred ca merge prin usb. Link to comment
DEMOnick Posted June 6, 2016 Author Share Posted June 6, 2016 MB - DUNTKF470, pentru display trebuie sa-l desfac mai mult, revin daca este absolut necesar. Placa are JACK RS 232. Stie cineva configuratia pinilor pentru a putea confectiona un cablu? Link to comment
leoncris Posted June 6, 2016 Share Posted June 6, 2016 https://www.google.ro/search?q=jack+3.5+rs232&biw=1366&bih=628&tbm=isch&imgil=b9yWoEolskYAHM%253A%253B6K9UnYi7vaKIKM%253Bhttp%25253A%25252F%25252Fwww.alibaba.com%25252Frs232-jack-promotion.html&source=iu&pf=m&fir=b9yWoEolskYAHM%253A%252C6K9UnYi7vaKIKM%252C_&usg=__2XcWJ0-Ggw4A-1eSDcsmW8kosnk%3D&ved=0ahUKEwig0oDI75LNAhXH0xQKHVmaACkQyjcIJw&ei=ViVVV6DPMsenU9m0gsgC#imgdii=b9yWoEolskYAHM%3A%3Bb9yWoEolskYAHM%3A%3Bw8a_Pz0fhgjG7M%3A&imgrc=b9yWoEolskYAHM%3A Link to comment
DEMOnick Posted June 6, 2016 Author Share Posted June 6, 2016 OK, cu cablu o rezolv dar un dump are cineva? Link to comment
Florinel TV Posted June 6, 2016 Share Posted June 6, 2016 Are push butoane? daca are deconecteazale posibil unu sau doua blocate si atunci procesoru nu stie de alte comenzisi ramine blocat Link to comment
DEMOnick Posted June 6, 2016 Author Share Posted June 6, 2016 Butoanele sunt OK si am incercat si cu ele deconectate si nu este nici o diferenta: LED verde fara imagine si fara sa reactioneze la comenzi de la telecomanda. Link to comment
DEMOnick Posted June 6, 2016 Author Share Posted June 6, 2016 Nu are nimeni un firmware? Cu ce soft as putea citi memoria direct din televizor prin RS232? Link to comment
codrut Posted June 6, 2016 Share Posted June 6, 2016 incearca aici:http://www.sharp-world.com/support/download.html Link to comment
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