Dicas Reparação
Modelo - Chassis STRVX350
Pesquisa: STRVX350 Enviar Dica Resolvida
Resultados 4
Pedir dica reparação
| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | STRVX350 | NO FM RECEPTION | No FM reception. Inspection revealed no forward bias onQ-102. R-106 was open. Schematic shows this resistor at 820 ohms. WhenI installed an 820 ohm resistor in the circuit, the collector voltage ofQ-102 dropped to 5-4VDC. This resistor should be lab | ||
| Sony | STRVX350 | NO AM OR FM | No AM or FM. Display readout was ok and unit would scan butit would not lock in on signal. No variation of VC voltage was noted.VC voltage was short .3VDC and would not vary. DC voltage on pin 10, IC20was locked on 4.7VDC. I was able to locate defect | ||
| Sony | STRVX350 | NO AUDIO OUTPUT | The speaker relay would not engage although the audio outputsand sensing circuits were OK. | ||
| Sony | STRVX350 | NO MEMORY | Unit would not retain memory when powered off. HOLD line was7V instead of 4.9V at IC301 Pin 34. Found Q803 leaky. |