Dicas Reparação

Modelo - Chassis 2071

Pesquisa: 2071

Resultados 215

Dicas de reparação para: 2071
Marca	Modelo (Chassis)	Sintoma	Causa	Solução
CCE	HPS 2071 OU OUTROS	A fonte parte e desliga logo em seguida	Q802 alterado. (Para saber se o defeito é fonte faça o seguinte	Curto-circuite o coletor com o emissor de Q807 “smd” tem que estabilizar a fonte em 103v, caso isso não aconteça, o defeito está mesmo na fonte.
Bush	2071NTX 11AK19	Black screen from tuner but OSD menus and channel no., teletext and sound work normally	Q500 and Q504 blown, replacement cured fault. Removing R508 also restored picture. Fault puts TDA8840 in RGB insertion mode continuously, so separated RGB input might still work
CCE	HPS-2071	IMAGEM PERDENDO SINCRONISMO HORIZONTAL SÓ NA PARTE SUPERIOR	TROQUE C404 POR 4V7
Sony	KV2071R	NO REMOTE FUNCTIONS, REPLACE IC001 ON "T" BOARD	Unable to use remote functions. Troubleshoot the A boardcould find nothing wrong. Sircs signal looked good coming into PLL cont-roller. Changed A board did not resolve the problem. Changed receiverdetector IC001 on T2 board, resolved problem. The on
Sony	KV2071R	INT RED PICTURE, CRT	The picture on both of these units would turn light red andthe brightness level would drop for about a minute. The tube would thenarc and the picture would go back to normal.