Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | GEN-CAM | SERVICE TOOL | When replacing No. 6 tape guide, it is very difficult toloosen the screw that holds this guide in place. By taking the screw-driver bit No. 7-700-752-01 heating it and bending it at a 90 degree angleit is very easy to get to this screw. We did this at | ||
| Sony | CCDF56 | NO REMOTE OPERATION | Confirmed output of remote, although no remote functions.Isolated to poor contact at pin 17 CN-502. | ||
| Sony | DTC75ES | INTERMITTANT STOP/TAPE JAM | Intermittantly the unit will stop, lock-up, eat the tape. Theproblem was seen more in the beginning of the tape. | ||
| Sony | DTC75ES | TRACKING ELAPSED TIME ON DAT HEAD DRUMS | U.S. machines store head drum elapsed running time. I nowrecord these times on all DAT workorders. Not only does this show howintensely some customers have used their consumer machines (especiallyradio stations and recording studios) but when you repai | ||
| Sony | KV2775R | NO TUNER CONTROL, REPLACE R-1576 ON "D" BOARD | The tuner was locked up on channel 2 and it was not possibleto change volume or picture settings. The 5V line supplying the tuner andD/A was 3.5V. This line is developed via regulators Q-503 and Q-501. Thesource is the flyback at pin 7. We found the | ||
| Sony | STRAV920 | SURROUND SOUND SHUTS DOWN ON LEFT CHANNEL | The left channel of the surround sound amplifier would quitafter about 10 minutes of operation. The output IC (IC-731) was runningvery hot. We found the problem to be caused by an open decoupling capaci-tor C-739. | ||
| Sony | KPR46CX25 | DEAD, Q601 AND Q602 SHORTED, SEE SERVICE BULLETIN 95R1 | The power supply converters (Q-601, Q-602) were shorted. Thereplacements immediately shorted and R-632 (surge resistor) opened whenpower was applied. | ||
| Sony | CCDV11 | CORRECT P/N FOR IC-401 | |||
| Sony | TCW5 | WILL NOT RECORD; NO BIAS OSCILLATOR | The unit would not record. Bias oscillator was not running. | ||
| Sony | SPP100 | ID NUMBERS ON ROM ICS | The ROM ID numbers were different in the same package were notthe same ID numbers. I will reorder part. -HQ COMMENTS: The numbers on the ROM chips themselves do not indicatethe ID code that is written internally. It is a manufacturing code. Ifound, a | ||
| Sony | D11 | DISPLAY WINDOW NOT INCLUDED WITH TOP CABINET | The exploded view on page 24 of the S/M shows the displaywindow as part of the Top Cabinet (Ref. No. 67). This is not the case. | ||
| Sony | XR350 | FM CUTS OUT OR FADES, FM SCAN LOCKS UP, INTERMITTENT | Symptoms include FM cutting out or fading unit locking up inFM scan and may be intermittent. | ||
| Sony | XR7000 | FM CUTS OUT OR FADES, LOCKS UP IN FM SCAN, INTERMITTENT | Symptoms include FM cutting out or fading unit locking up inFM scan and may be intermittent. | ||
| Sony | MDP700 | CORRECT PART NUMBERS FOR WOODGRAIN SIDE PLATES | |||
| Sony | STRAV1020 | OPENS 5.15A FUSES INTERMITTENTLY - NO AUDIO OUT | Unit came in with all front panel lights lit and no audio.Replaced F-852 - 851 unit played for two days and fuses opened again. |