Dicas Reparação
Modelo - Chassis M3
Pesquisa: M3 Enviar Dica Resolvida
Resultados 292
Pedir dica reparação
| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV-21M3 | Ouve-se o arranque da mat mas vai p/Standby e pisca 2 vezes | Falta da tensão de 5V que sai do IC603 zenner D016 5.6V em curto ao lado da memoria st02 | ||
| Sony | KV-21M3E | Imagem sem brilho, sem contraste, puxando ao maximo a G2 vê-se imagem de fundo | D302 com fugas | ||
| Singer | SM3797 chassi CTT-H AA | Vertical deficiente acaba por ficar com traço H | analizar a R3407 de 18K com valor muito inferior | ||
| Radiomarelli | RM320 Chassi 3000 | Não tem som | Sub TR13 = BC548 | ||
| Saba | M3715 TX805 | Dead, 1.6A main fuse blown | Replace TP10 S2000A and DP21 2V7 zener | ||
| Matsui | 25M3 | Failure to start up, led pulses | Check for dry joints on R541 and D436 located next to L.O.P.T | ||
| Sony | BE4 KV21M3U | Field collapse | R814 0R47 in 24v supply o/c - use proper improved Sony type | ||
| Seleco | SM360.1UK | Slow start up from small to normal size pic | C423 47µ 250v (+142v HT res cap) | ||
| Mitsubishi | Euro 14 CT25M3LTX | Field collapse - caused by FOP chip AN5521 which failed again shortly after replacement | C560 3300µ 35v in 27v supply seems to have been cause | ||
| Mitsubishi | Euro 14 CT21M3TX | Dead - but goes in & out of st/by | Has 110v on LOPTr but no line drive dry joints IC951 - also check for dry joints on other regs | ||
| Mitsubishi | Euro 12 CT25M3TX | Blank raster - ok via scart | - eeprom IC702 X24C04P faulty | ||
| Mitsubishi | CT25M3TX Euro 14 | Tuning instructions | Select chan & press preset on r/c (tuning display appears in blue at bottom of display), change to yellow by pressing up/down chan. press vol +/- to start search tune, then press vol + until channel is displayed, press preset button to store | ||
| Mitsubishi | CT25M3TX Euro 14 | Difficult to come on from st/by, wont stop at stations & graphics wrong | C955 2200µ 25v leaked over EEPROM IC702 X24CO4P - both need replacing | ||
| Mitsubishi | CT25M3TX | Trips at sw on - ok when LOP dis'd HT correct at 145v | LOPTr leaky - check for dry joints esp IC951 | ||
| Mitsubishi | CT25M3 | Slow response to front & R/C commands | Resolder Xtal on Txt panel |