| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | SLV353UC | NO VIDEO IN PLAYBACK MODE | No video in playback only blue screen. | ||
| Sony | CDP270 | DRAWER WILL INTERMITTENTLY NOT CLOSE COMPLETELY | Intermittent operation of drawer. Unit will function properly20-30 times in a row and then will not fully load. Drawer will close butloading motor will continue to run and will eventually reopen. Multipleattempts to realign have proven futile. Please | ||
| Sony | CCDF77 | WON'T PLAY, RELOAD, FF OR REW | Unit would load fine. When any function was used such asPlay, Record Fast Forward or Rewind, tape would start to move on take upside supply reel would not move tape would bind up unit would shutdown. | ||
| Sony | WMAF58 | NO AUDIO ON RIGHT CHANNEL | No audio on right channel (tape and radio). I changed IC-301(amp IC) but it didn't help. I switched head wires from pins 15 and 2 onIC-301 and the problem switched to left channel. Unit must have a feed-back path through head winding as there was no a | ||
| Sony | VTX1100M | MTS RECEPTION | Unit came in for service with no MTS stereo receptionsymptom. Is this unit supposed to receive US stereo TV sound? -HQ COMMENTS: According to Japan, VTX-1100M is made for general areawhich is using two carrier stereo system. Therefore, it is not possi | ||
| Sony | KV27FX10 | INTERMITTENTLY GOES TO DARK RASTER ONLY WITH RETRACE LINES | IC-1702 had cold solder joints causing loss of 9 voltsregulated. Easy point to check for 9 volts at the VHF-UHF tuner. | ||
| Sony | KV2675R | LOW VOLTAGE SHUTDOWN, C-540 OPEN IN 135V LINE | Unit gets low voltage shutdown. As soon as unit's B+ isturned on, you get 150VDC. Another technician replaced two each ofIC-601 (voltage regulator), still has same problem. If variac is used,lower AC from 120V to 90V, unit will work ok. | ||
| Sony | KV32HSR10 | DEAD SET, "F" BOARD IC-651 REPLACED | Dead set had relay click, no B+, had 160V B+ on pin 1 ofIC-651. | ||
| Sony | KV2647RX | CONTRAST FULCTUATES RATICALLY ON CHANNEL 5 ONLY, IC-302 | Contrast fluctuates ratically on channel 5 only. | ||
| Sony | KP5000 | TUNER WILL NOT LOCK IN ON ANY CHANNEL, REPLACED C208 | Tuner would not lock in on any channel. Forced tuner intolocking up on a station and picture had very weak video information.Drive IC-2202 pin 4 (AFT Detect) pin, had 12V DC, and pins 1, 2, 3 had6VDC each on them. | ||
| Sony | TAM50 | OGM IS ERASED WHEN UNIT IS UNPLUGGED | When unit is unplugged, the OGM is erased. Transistor Q-206was not being turned on to pass the battery voltage onto the micro IC-3to keep it energized. | ||
| Sony | SLV757UC | CLOCK GAINS TWO SECONS PER DAY | Clock gains two seconds per day or one minute per month.Customer finds this unsatisfactory. Is this within specs, or is there aproblem? -HQ COMMENTS: No, there is not a problem with the clock. This iswithin specifications. This works out at a clock a | ||
| Sony | STRAV1010 | HI-FI SERVICE BULLETIN NO. 118 NEEDS CLARIFICATION | Hi-Fi service bulletin No. 118 needs clarification. Themeasurement conditions need to be more clearly defined. We do need ameans of checking relative surround sound levels. -HQ COMMENTS: The signal to be fed into the CD input would come from anaudio s | ||
| Sony | STRAV910 | HI-FI SERVICE BULLETIN 118 NEEDS CLARIFICATION | Hi-Fi service bulletin No. 118 needs clarification. Themeasurement conditions need to be more clearly defined. We do need ameans of checking relative surround sound levels. -HQ COMMENTS: The signal to be fed into the CD input would come from anaudio s | ||
| Sony | STRAV910 | MISSING PART NUMBER FOR ESCUTCHEON ASSEMBLY | The STR-AV910/AV1010 service manual identifies the front panelassembly and escutcheon assembly only for the AV1010. The computer liststhe AV910 front panel as X-4906-822-1. We still need the part number forthe AV910 escutcheon assembly, Ref. No. 7 on p |