Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | CCDM8U | NO DRUM SERVO LOCK - UNIT SHUTS DOWN | Unit | ||
| Sony | CDP45 | INCORRECT P/N - LOADING CHASSIS ASS'Y | Part number listed in manual is incorrect. This part numberis for the loading chassis ass'y used in the CDP-30. The mounting forthe loading motor is different in these units and the part received is notuseable in the CDP-45. I also checked the CDP-35 | ||
| Sony | SLHFR70 | LEFT SIDE OF DISPLAY ON ALL THE TIME | Display segment for pause, sequence, recording, auto, and playare on all the time. This is the 11G section of display. | ||
| Sony | KP5000 | INCORRECT P/N FOR C5304 IN S/M, CORRECT P/N IS 1-130-121-00 | Part number listed for above capacitors shows 1-129-935-00.This part number is for a 500pF 1.5KV capacitor. The correct part numberfor the capacitors is 1-130-121-00. -HQ COMMENTS: We sent the report to correct service manual. | ||
| Sony | CFS950 | DETECTOR BLOCK ASS'Y | When ordering P/N X-3322-501-1, it is subbed to P/NX-3322-540-1. Kansas City has done this twice when ordering P/NX-3322-501-1. I would like to know if the sub part is compatible or hasto be modified. -HQ COMMENTS: Yes, the new Detection Block Ass'y i | ||
| Sony | D7S | NO AUDIO OUTPUT BUT TRACKS DISC OK | No audio output, but unit tracks OK. PAM output missing fromIC301-17, but input good. | ||
| Sony | AVU270 | NO FM | Complaint of no FM, all other functions OK. Found no supplyvoltage at FM RF amp. Trouble was traced to excess lead length of L303which was touching the ground next to it. | ||
| Sony | APM615 | PART NUMBER CORRECTION - FRONT PANEL | Part numbers listed for item 12 in service manual areincorrect. | ||
| Sony | CCDV8AFU | NO PLAYBACK/NO RECORD | Was unable to get unit to record, playback or erase. Checkedheads with SL-5151 head checker. All checked OK. Checked record andplayback amps, worked fine. | ||
| Sony | CDXR7 | NOISE BEFORE SELECTION IS PLAYED WHEN USING AMS | A brief blip of sound is heard immediately before a selec-tion, accessed with an AMS key, is played. This also occurs occasionallyduring the initial play of a disc. | ||
| Sony | SLHFR70 | MALFUNCTION OF REEL MOTOR AND SYSTEM CONTROL | Found F002 in P.S. section open. After replacement, IC401 onSA-10 board gets very hot. Erratic reel motor operation. F002 gets openagain. Also, found D210 (SA-10 board) open. Gets hot after replacement,the other problems still exists intermittently. | ||
| Sony | CDP70 | INTERMITTENT SKIPPING | Unit would skip tracks intermittently at random. Tracedproblem to cold solder on M701 minus terminal. Have seen several unitswith either + or - terminals cold soldered. Since motor is assembled intoboard, this could be a problem on similar models also | ||
| Sony | CDP7F | NO FOCUS SEARCH | The unit would not focus search. | ||
| Sony | KV1952RS | UNIT SHUTS DOWN, REPLACE D502 | This unit would immediately shut down. We defeated the shut-down circuit by shorting the line from the HVR. Then running the unit upon a variac we found IC501/Pin 9 to be only 3.4V. The cause was a defec-tive D502. | ||
| Sony | KV1354R | UNIT WOULD NOT TUNE, REPLACEDIC-003 | The unit would not tune in the stations. It was not possibleto change the output of IC001/Pin 12 PWM out. The problem was caused by adefective PLL controller/IC003. Interestingly, the UPC seemed to work inall other respects - display, etc. |