Dicas Reparação SONY
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | SL2000 | DRUM WILL NOT LOCK. | The drum would not phase lock and the drum free speed seemedto only have a marginal range. We found the problem to be caused byC409 which is part of the R/C for the drum free speed. It was open. | ||
| Sony | STRAV480 | DEAD UNIT | The unit was dead. We found that there were no key scanpulses or osc. action at IC301. Close inspection revealed that therewere no ground connections made at Pins 10, 11, 41, 42 and 43. This wasdue to pads not being soldered. | ||
| Sony | CCDV8AFU | WHITE FLASHES | Intermittent iris mechanism. | ||
| Sony | CCDV3 | PART NUMBER FOR MICROPHONE WINDSCREEN | Service manual does not show P/N. Please advise. -HQ COMMENTS: Part number is 3-716-448-01. A service bulletin will beissued shortly. | ||
| Sony | CCDV5 | PART NUMBER FOR MICROPHONE WINDSCREEN | Service manual does not show P/N. Please advise. -HQ COMMENTS: Part number is 3-716-448-01. A service bulletin willbe issued shortly. | ||
| Sony | CDPCF5 | DISTORTION IN AUDIO | Sound distorted in both channels. | ||
| Sony | CPD1310 | UNIT IS DEAD | Unit is not developing high voltage. Low B+ (46V) of D6007(instead of 115V B+) low 17V (2V). Decreased value capacitor C6007 330uF/25V. | ||
| Sony | KV27HFR | PICTURE BLANKS OUT AFTER 1/2 HOURS | This set when first turned on, had a narrow picture aboutone inch each side. Then a half hour later picture blanked out. CheckedB+. I found 65V instead of 135V. Sprayed SUPER FREEZE on IC681, picturecame back but still narrow. | ||
| Sony | KV1926R | PICTURE SHIFTED INTERMITTENTLY, REPLACED FREQ. SYNTHESIZER | When this unit first turned on, picture was fine. Sometimean hour later, sometime a half day later picture was shifted. | ||
| Sony | KV2670R | PICTURE SHRINK VIRTICALLY, IC-301 REPLACED | This TV had a raster shrink virtically (2 inches from topand 2 inches from bottom). Vertical size control RV502 had very littleaffect. | ||
| Sony | KV2786R | SNOW IN PICTURE, S/M ERROR AND WRONG TYPE IC-1112 INSTALLED | SNOW in picture. IC1112 could not pass signal. It had beenreplace by a servicer with the wrong part. P/N in S/M is incorrect.It is for an invertor (IC1113) not a FF, which is what servicer installed. -HQ COMMENTS: We will issue a S/B. | ||
| Sony | SL5000 | P/N FOR METAL PLATE | Need metal plate located beneath Ref. No. 105, Pg 4-3 of S/M. -HQ COMMENTS: I removed this part from a defective unit and have sentit to your attention. | ||
| Sony | KPRM360 | R5297 VALUE IS INCORRECT IN SM, (4.7K 7 WATT) SEE SB 307 | Set operates fine for approx. 20 min., then starts to showflagging at top of picture. Investigation of E board revealed thatservicer had changed IC5001 (P/N 8-759-100-60), and R5297. Servicerinstalled 4.7 ohm 7W resistor as is listed in manual. This v | ||
| Sony | KV1981R | WRONG PART NUMBER, D491 USE 8-719-92-53 | Wrong part number. If install diode above it will short outafter overheating. | ||
| Sony | KPR4620 | SCREEN P/N REVERSED IN S/M, SEE SB 304 | S/M page 87 has the reference numbers for the lenses reversed.The diagram indicates that the fresnel lens is the outer lens and thelenticular lens is the inner lens. |