| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sharp | DV3765S chassis 4BSA | TV sem imagem e com linhas de retorno, alimentação de RGB ok , nunca dá imagem ajustando G2. | Trocar IC501 (TDA8170). | ||
| Sharp | DV-3760S chassi 4BSA | Tudo OK exepto não abrir modo de sintonia | Eeprom defeituosa | ||
| Sharp | DV5161H 4BSA | Field foldover, bright raster then collapse of pic & shut down when warm | Line drive started to break up (IC801 pin 12); 26v supply low at 19v - D501 DX0511BM faulty | ||
| Sharp | DV3761H 4BSA | Field int | C512 82nF field ramp/charging cap to pin 6 IC801 int | ||
| Sharp | DV3760H 4BSA | No start up | C604 1000mfd 16v o/c | ||
| Sharp | DV3760H 4BSA | Dead but all psu secs ok apart from 13v | D602 faulty tho' measured ok | ||
| Sharp | DV3760 4BSA | Shuts down straight away at sw on | Replace LOPTx (HR 7559) plus R649 27R 1/2W, R637 27R 1/2W, R640 56R 1/2 W + 2 elect caps between base/emitter Q1010 | ||
| Sharp | 4BSA DV5161H | unstable line output from cold, no teletext | EEPROM IC1002 (CHIX1463CJHA), Q1010 BC338 o/c B-E, R604 3k3 0.33W o/c | ||
| Sharp | 4BSA DV5161H | int. goes to stby | resolder blue tuning cap C610 near LOPTx | ||
| Sharp | 4BSA | Int trip with front LED flashing | D602 1N4936 in psu |