Dicas Reparação
Modelo - Chassis
Pesquisa: Enviar Dica Resolvida
Resultados 81403
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV27TS36 | "D" BOARD P/N IS REVERSED, SEE SB 219 | The part number for the D Board used in the 27 and 32 inchsets are reversed. | ||
| Sony | KV27TS32 | "D" BOARD P/N IS REVERSED, SEE SB 219 | The part number for the D Board used in the 27 and 32 inchsets are reversed. | ||
| Sony | KV27TS32 | UNIT DEAD, REPLACED PM501 | Found voltage at CN116/pin 5, on the D board to be 3.8volts. Should be 4.9 vdc. Voltage was pulled down by pin 1 of PM501. | ||
| Sony | KV27TS32 | DEAD, REPLACED VDR601 | No power. | ||
| Sony | KV27TS32 | PICTURE JUMPS AND DISTORTED, REPLACED IC301 | Picture jumps and distorted. | ||
| Sony | KV27TS29 | "D" BOARD P/N IS REVERSED, SEE SB 219 | The part number for the D Board used in the 27 and 32 inchsets are reversed. | ||
| Sony | KV27TS29 | POWER SUPPLY FAILURE, REPLACED Q601/602,VDR603,C609/611,R607 | Dead/ power supply inop -- fusible resistor R607 open, Q601 &Q602 shorted. No obvious load problems, and noticed that VDR603 wasslightly burnt. After replacement of above parts, Q601 and R607 got hot,even on low AC input voltages. Finally discovered C60 | ||
| Sony | KV27TS29 | Q314,D305,D306,C351,R382 NO PARTS ON MANUAL, S/M CORRECTION | Q314,D305,D306,C351 and R382 are missing from the parts listof the service manual. Also servicer states that these parts are not onthe board itself but was not able to confirm. The schematic does showparts on page 86 of service manual (M-17). -HQ COM | ||
| Sony | KV20TR23 | UNIT DOESN'T HOLD MEMORY, RESOLDERED R065 | Unit would not hold adjustments in memory. | ||
| Sony | KV20TR23 | NO PICTURE AFTER SEC., REPLACED Q773 ON "C" BOARD | Unit comes up with bright blue screen with retrace lines.Found 8 v on the collector of Q751. After lifting the base of Q773, theline returned. | ||
| Sony | KV20TR23 | BLACK SCREEN, REPLACED CRT | No RGB output from IC301. P25=1.5v, P26=6.3v. P5(G2) ofV901 read 6v. When disconnecting the C board the G2 voltage wouldincrease to 800v. Also, Q309 and Q501 were not installed on the A board. -FOUND: Shorted G2, Replaced the CRT. HQ COMMENTS: Q30 | ||
| Sony | KV20TR23 | CHANNEL CHANGE BUT DISPLAY DOESN'T, RESET ID CODES | Everything worked but the channel display stayed on channel 9. Probing to see what might be happening we rewrote adjustment items 50,51, 52, 53, 54 as they checked and the set started operating correctly.Any explanation of why? -HQ COMMENTS: Adjustment | ||
| Sony | KV13TR24 | NO REMOTE CONTROL FUNCTIONS, LEAKY CP102 ON A BOARD | No remote functions, local controls(Channel and Volume Up/Down Key on Front Panel) work normal. Tried a different receiver, no luck. | ||
| Sony | KV13TR24 | UNIT TURNS OFF PREMATURELY, REPLACED IC 101 | Set will shut off. | ||
| Sony | KV1326R | INTERMITTENT TUNING, REPLACED TUNER | INTERMITTENT POOR RECEPTION |