Dicas Reparação
Modelo - Chassis KV25XBR
Pesquisa: KV25XBR Enviar Dica Resolvida
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV25XBR | WRONG PART NUMBER | The service manual shows IC1502 as part number 6-066-717-10 inerror. | ||
| Sony | KV25XBR | IBM PC INTERFACE | The KV-25XBR service manual provides no technique or specifi-cations for adjusting the RGB subbrightness controls RV401, 402, 403. Ifthis unit performs with the IBM computer, as did its predecessor theprofeel, adjustments may be necessary. -HQ COMMENTS | ||
| Sony | KV25XBR | VERTICAL JITTER | This unit had a 1/2 vertical jitter when using a satelliteantenna. On cable or regular VHF/UHF antenna, there was no problem. | ||
| Sony | KV25XBR | MARGINAL FAILURE OF IC651 REGULATOR MODULE | Dark pix (customer complained of no video, however video isdiscernable when pix contrast is maximum), 90% raster (horizontal width),audio OK. | ||
| Sony | KV25XBR | NO RGB OUTPUT | Set had no RGB output when unboxed. Scope showed good videoin at IC301 Pin 3 and also Pin 2 but no video out at Pins 32, 33 or 34.A check of supply voltages showed the following: 140 volt line was 130volt. 16 volt line was 15 volt. 8 volt line was 7 |