Dicas Reparação
Modelo - Chassis STRAV23
Pesquisa: STRAV23 Enviar Dica Resolvida
Resultados 9
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | STRAV23 | SOME FRONT PANELS BUTTONS INOP - REPL MISSING D327 | Buttons for tuner and video would not work. Used remote toselect tuner found preset buttons 8, 5, 2 didn't work. Pin 63 IC301 lowin amplitude compared to pins 62 or 64, with button pushed. Found D327missing. | ||
| Sony | STRAV23 | NO DISPLAY - SECONDARY OF T901 OPEN | Unit had no FL display, but mute, DBFB, and surround LED'swould work. Checked FL301 for proper voltages and found OV. Found T901to be open, replaced T901. | ||
| Sony | STRAV23 | DEFECTIVE NEW REPLACEMENT FRONT PANELS - TUNING BUTTONS | The majority of the new front panels being received havedefective preset tuning buttons. The preset tuning button brackets arenot being secured properly to the front panel during manufacturing. Thefastening pegs are not being heated and pressed flat. | ||
| Sony | STRAV23 | NO DISPLAY - GROUND WIRE FROM FRONT PANEL SHORTED TO CHASSIS | No B- supply was found on the emitter of Q702. Found theemitter of Q702 to be shorted to ground. Upon further diagnosis found theground wire on the metal front panel support, to be twisted in a way thatthe end clip was making contact with the display b | ||
| Sony | STRAV23 | SERVICE MANUAL ERROR - CORRECT VALUE FOR F902 IS 3.15A | Service manual lists F902 as being a 5 amp fuse when it isactually a 3.15 amp fuse. | ||
| Sony | STRAV23 | LOW RIGHT CHANNEL - SHIELDING BETWEEN TONE CONTROLS LOOSE | Shielding on the inside of the front cabinet between the bassand treble controls becomes loose. It then falls onto the tone boardshorting capacitor C551. | ||
| Sony | STRAV23 | REMOTE DOES NOT WORK FROM A DISTANCE GREATER THAN 10FT | The remote only works up to 10 feet. | ||
| Sony | STRAV23 | RIGHT CHANNEL IS INTERMITTENT | I have this unit and two STR-AV570X units with volume controlproblems. Kansas City has been unable to provide the control. These arenew units. | ||
| Sony | STRAV230 | LOW VOLUME AC HUM IN OUTPUT | Low volume AC hum in output. |