Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | SLV272UC | TAPE COUNTER DOES NOT OPERATE IN FF/REW MODES | The tape counter would not increment/decrement in FF/REWmodes. Play forward search and reverse search the counter operated nor-mally. | ||
| Sony | GV200 | UNIT SHUTS DOWN AFTER 15 SECONDS | Unit has picture when first turned on and quits after 15seconds. Checked dc voltages at CN-901 all voltages are there, triedDC-AC inverter and still the same problem. Open tube unit and physicalexam shows black burn in the end of the tube. | ||
| Sony | TCDD3 | NO EJECT | Unit will not eject. | ||
| Sony | CDPC205 | DISK TRAY PLAY | Disk tray has too much play allowing chucking pulley to scrapeagainst chucking arm. | ||
| Sony | CCDV101 | PART NUMBER FOR COVER ASSY, GEAR | The above part number when entered in Kansas City and RPCdoes not register. Can you please check if this is the correct number? | ||
| Sony | CVPG500 | UNIT WILL NOT GO INTO PRINT MODE | The unit was serviced by another servicer and initially wasin test mode. After test mode was discovered the unit would memorizevideo, but would not print out the memorized picture. The microprocessorhad been changed by the other servicer as well as the | ||
| Sony | STRAV1000 | NO POWER | Unit was received inoperable. Upon checking IC-301, founddata pulses on pins 51, 52, 53 and 64 without any switches being pushed.GEQ Data and clock line always had data on them but I/O data did not. Myconclusion was IC-301 and IC-404 were not communica | ||
| Sony | CDX7580 | CD WILL NOT LOAD | CD will not load and display changes to CD mode. But it willnot take in disc. | ||
| Sony | CDP391 | NOISE IN AUDIO | Set has Digital noise at low level in audio. Sounds likephono cracks, snaps and pops. Replaced Ram IC, D-A converter IC and DSPIC. It still has noise. | ||
| Sony | CDP291 | NOISE IN AUDIO | Set has Digital noise at low level in audio. Sounds likephono cracks, snaps and pops. Replaced Ram IC, D-A convertor IC and DSPIC. It still has noise. | ||
| Sony | KV32XBR70 | ONLY VIDEO 1, VIDEO 2 AND VIDEO 3 BUTTONS ON RM-762 WORKED | Video 1, 2 and 3 buttons on RM-762 worked on KV-32XBR70 butnothing else worked. On front controls of TV all manual functions worked.D-05 and D-07 checked good but upon replacing unit worked. | ||
| Sony | STRAV920 | OUTPUT TRANSISTORS SHORTING | The output transistors shorting collector to ground. This isdue to a combination of a paper insulator and the metal tab of thetransistor (collector case) ripping the paper and shorting to ground.This has been attributed to overtightening of the mounting | ||
| Sony | KV27SXR10 | PINCUSHION DISTORTION, REPLACE C-1510 | Set in ASC shop several times for pincushion distortion.L-1507 always found open. No reason found. Finally confirmed C-1510intermittently opening. | ||
| Sony | TAAV601 | UNIT IN PROTECTION MODE | Unit goes into protection mode after 30 - 45 minutes. Thetechnician replaced IC-700 and Q-700, same problem. Found 1v on pin 1 ofIC-700, +24V on collector of Q-700 and +26V on IC-600 pin 5 and 4. | ||
| Sony | STRAV710 | GREEN TAPE MONITOR LAMP FLASHES - UNIT WILL NOT TURN ON | When you apply power to unit, the tape 2 lamp flashes and themicroprocessors are locked up. Nothing functions. |