Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV-1216 | Um pouco FECHADA. | C 512 malo. | ||
| Sony | KV-1207 | No sintoniza canais 2 - 6. | D059, em placa M4. (ISS119) | ||
| Sony | KV-1205 | Apaga imediatamente! | Q509 Tiristor.(NI3T-1) Hold-down | ||
| Sony | KV-10FMR20 | No prende.Só o Radio. | IC101.(MN15287-SNE3) | ||
| Sony | KV- 20TS20 | Líneas de retraço, inferior. | C535 | ||
| Sony | FDT-5BX5 | Ruído em Canais VHF-L. | IC602.(MC34063A) | ||
| Sony | FD-510 | Nao Sintoniza | L602.( oxido a na trilha) | ||
| Sony | KV14T1U BE4 | Bright white raster | check conns/cracks around LOPtx | ||
| Sony | BE4A KVM2171U | Luma low, poor sync, field up at bottom & E/W bowing | OK when heated - C627 100uF 10V in the 5 volt rail, high ESR, Off pin 8 of IC603 | ||
| Sony | BE4A KVM2171U | Field collapse | R814 0R47 o/c | ||
| Sony | BE4A KV25T1U | Corrugations and poor EHT stability | LOPTx | ||
| Sony | BE4A Chassis | Frame collapse. Replaced frame output chip, but picture geometry was not OK. The voltage at pin 8 of MC44007P chip measured low. | If picture Geometry after replacing Vertical outp. Chip is not in order, replace also MC44007P. (Replaced also STR-S5706 in case an overvoltage caused the fault) | ||
| Sony | BE4A Chassis | Frame collapse. Replaced frame output chip, but picture geometry was not OK. The voltage at pin 8 of MC44007P chip measured low. | If picture Geometry after replacing Vertical outp. Chip is not in order, replace also MC44007P. (Replaced also STR-S5706 in case an overvoltage caused the fault) | ||
| Sony | BE4A | Field collapse with visible line | STV9379 fop IC & 24v fusible next to loptx | ||
| Sony | BE4A | Dead - st/by LED flashes 4 times (No lop) | No line drive from IC301 MC44007P - chip u/s |