Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | CCDV5000 | VERY DISTORTED REC. PICTURE/REPLACE C-451, PC-35 | The unit will play pre-recorded tapes with some noise. Ireplaced the video head and playback was fine for pre-records but it wasstill very noisy for self-recordings. I found pin 7/CN-303 at about 0.9vinstead of 4.9v which was caused by a leaky C-451- s | ||
| Sony | BM75 | NO MOTOR MOVEMENT, WIRES TO IC501 OF SYSTEM BOARD CAME OFF | The motor would not rotate. All the input/output voltageswere present at IC501 on the system control board. | ||
| Sony | BM80 | NO MOTOR MOVEMENT, WIRES TO IC501 OF SYSTEM BOARD CAME OFF | The motor would not rotate. All the input/output voltageswere present at IC501 on the system control board. | ||
| Sony | CDPC715 | NO AUDIO/NO DISC TABLE ROTATION (REPLACE R340, Q-210) | The disc tray would not rotate. When you placed the discmanually into position, disc TOC was read and the disc played but therewas no audio output. | ||
| Sony | DTC690 | PART NUMBER FOR RF BLOCK NOT LISTED IN SERVICE MANUAL | The part number for the RF block mounted on the deck mechanismis not shown in the service manual. | ||
| Sony | DTC59ES | PART NUMBER FOR RF BLOCK NOT LISTED IN SERVICE MANUAL | The part number for the RF block mounted on the deck mechanismis not shown in the service manual. | ||
| Sony | DTC670 | PART NUMBER FOR RF BLOCK NOT LISTED IN SERVICE MANUAL | The part number for the RF block mounted on the deck mechanismis not shown in the service manual. | ||
| Sony | DTC57ES | PART NUMBER FOR RF BLOCK NOT LISTED IN SERVICE MANUAL | The part number for the RF block mounted on the deck mechanismis not shown in the service manual. | ||
| Sony | TAAV411 | LOW REAR CHANNEL OUTPUT - IC404 FAULTY 8-759-820-11 | There was low output from the rear channel in surround mode. | ||
| Sony | SLV696HF | NO POWER: Q102 SR370 BD. | The unit was inoperative. Traced the problem to Q102, SR370Board. It was shorted. | ||
| Sony | SLV400 | ERRATIC POWER ON/OFF, TUNER OPERATION: ALIGN/RESOLDER IC501 | There was erratic operation of the tuner and power on andoff. It seemed to be a loose connection at times. I found many pins ofIC501 were not soldered due to a misalignment of IC501 to traces on board. | ||
| Sony | KV1914 | HORIZONTAL LINES ACROSS TOP OF PICTURE, REPLACED C-529 | The customer complained of horizontal lines across the top ofthe picture. On troubleshooting IC502 pin 9 does not have the 1.6V. | ||
| Sony | WMF76 | TAPE SPEED TOO FAST AND AUDIO IS MUTED - CHANGE MOTOR M-301 | After pressing play the tape was moving very fast and therewas no audio. Going for the muted audio first, I found pin 10 of IC303(headphone drive) was low from Q309 being turned on. Following it back toQ602, both sections were turned off causing this mut | ||
| Sony | TAS7 | VIDEO SIGNAL FROM VIDEO IN INPUT IS WASHED OUT, R804 NO GND | The video signal processed through the Video In input iswashed out. When the same video signal is input to the TV Video In input(same type input on same IC IC801), the picture is normal. | ||
| Sony | SLV400 | CORRECT DRUM ASSY PART NUMBER: 8-848-595-11 | The part number in the manual is wrong. The replacement drumwill not plug into the head amp. The flex connector is wrong. I needthe correct drum part number. -HQ COMMENTS: The correct part number is 8-848-595-11. It can be foundin the SLV-400 Correct |