Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | SPP80 | BAD PART NUMBER | Ordered new D.C. Jack per P/N in manual. Received phone jacklabeled as D.C. on pick ticket. | ||
| Sony | WMD3 | NO RECORD; ERASE ONLY | No record erase only. Playback of prerecorded tapes was ok. | ||
| Sony | CCDV9 | FROZEN IRIS IN LENS ASSEMBLY | Will record sound but no video. | ||
| Sony | CDP750 | WOULD NOT PLAY | Unit would not play, found S251 defective. | ||
| Sony | SL250 | NO PIX OR SOUND PB | There was no picture or sound in playback. | ||
| Sony | STRVX550 | STK3042 AND RELATED VOLTAGE AMP ICS IN AUDIO PRODUCTS | I believe that the majority of failures are heat related. Ihave solved this problem in the past by adding a substantial heat sink tothe IC, bonding it with a thermal proxy. This reduced operating temp. by20 degrees C. I believe this greatly improves r | ||
| Sony | KPR36XBR | SNOWY PICTURE, RESOLDERED SWAF CIRCUIT | Set was very snowy and had a very bad ghost. Tuner and pres-caler had been replaced. Video out of IC201 pin 20 looked very weak.Found by touching SWAF coil picture would improve. Resoldered all connec-tions (SWAF), problem resolved. | ||
| Sony | TAAX435 | FUSES, F3, F4, F5 AND F6 | R-803, 804, 805 and 806 have been replaced with a 3.15 ampmicro fuse. The fuses are designated F-3, F-4, F-5 and F-6. -HQ COMMENTS: We confirmed this problem with Tokyo. They changed fuseto resistor. Please order resistor listed in service manual. | ||
| Sony | ALL VID | NEW VIDEO HEADS - ALL MODELS | Trying to find a new set of video heads with good head balancein BIII mode. More than 50 percent of new heads are not good. It usuallytakes about three pairs before one is sufficiently balanced. | ||
| Sony | KP7200 | AUDIO OUTPUT TRANSISTORS | Audio output transistors get defective every couple of months.Replacing the (Q) board does not help. | ||
| Sony | D10 | NOISE ON STANDING POSITION OR UP-SIDE-DOWN POSITION | A disc touches on a MD cover when a unit plays on standingposition or up-side-down position. Because the MD chassis does not mountflat, the problem occurs in the unit with new improved insulators-springinside insulator. | ||
| Sony | CCDV8AFU | DOTS ON TAPE WITH OUTDOOR SHOOT ONLY | Leaves dots on tape like water spots on imager (outdoor only).Problem also occured with unit serial No. 24500. | ||
| Sony | KP5000 | AUDIO OUTPUT TRANSISTORS | Audio output transistors get defective every couple of months.Replacing the (Q) board does not help. | ||
| Sony | XR75 | TWO DIFFERENT TAPE HEADS AVAILABLE | Service manual shows P/N 1-543-181-00 head. Actual part inunit was 1-543-181-12. Is two (2) different heads used in differentseries? -HQ COMMENTS: XR-75 has two different tape heads available. Pleaseidentify the head type before ordering. We will is | ||
| Sony | XR787R | CONNECTORS ARE MISLABLED | Mislabled wire colors to CN901, on connector PC board,page 27.This was annoying because I was repairing the burned out wiring when cus-tomer incorrectly installed unit. There are similar errors on CN901 inmanuals for XR-780, XR-747R and XR-740. -HQ COM |