Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | D55 | POOR FM RECEPTION | FM poor. | ||
| Sony | KPR4620 | HUM IN AUDIO, SEE SB # 284 | Problem reported from dealer. Hum in audio when no volume.Two units on floor. Volume up all OK. -HQ COMMENTS: To eliminate buzz, add two 18 kohm 1/4W resistors(1-247-861-00) to the circuit as shown in Service Bulletin 284.One 18K between R-193 and C-1 | ||
| Sony | KV25XBR | PICTURE TOO WIDE | Picture about 3 too wide on each side. If size reduced withwidth control then pin cushion adjustments lost most of their control. | ||
| Sony | SLHF900 | INTERMITTENT AUTO SHUT-OFF | Spurious auto shut-off in play. After 45 mins or so take-uptorque would drop below 30 grams and subsequently stall causing auto shut-off. | ||
| Sony | ITA600 | DIFFERENT BEEP TONE LEVELS IN OUT MODE | Difference in beep levels as described in S/B RAD184. Per-forming modification had inadequate effect. Tape beep approx. 4 dB louderthan microprocessor generated one. | ||
| Sony | PTB100 | REPLACEMENT PART FOR BLOWER MOTOR NOT AVAILABLE | Microfiche shows replacement P/N 9-910-999-35 no longeravailable. -HQ COMMENTS: Computer lists substitute P/N 1-541-164-00 with one instock. Please order using this P/N. | ||
| Sony | CCDV8AFU | EXCESSIVE NOISE FROM DRUM BEARING | Noisy bearing on drum assembly causing excessive noisein PB and REC of video information. | ||
| Sony | CCDV8 | GREEN SPOT IN PICTURE | Small green spot in picture - visable under wide range oflight levels. | ||
| Sony | SLHF300 | NOISE REC IN SOUND AND PICTURE | When making a recording there was noise in head switching.This caused noise in Beta HiFi audio and picture had jitter. Approx. 7seconds before stopping the recording it would clear up. Tape pathlooked correct. | ||
| Sony | CDXR7 | NO TROUBLESHOOTING GUIDE | Many units failing after 4 or 5 months of use. Failuresvaried and repair time long as no good troubleshooting procedure isavailable. Repair time at SSC is about 1 1/2 hrs - longer at ASC -HQ COMMENTS: CDX trouble guide is just about done and will be p | ||
| Sony | KV1981R | INTERMITTENT VIDEO AND SOUND, REPLACE T251 | Intermittently the picture would turn white and the soundwould become noisy. This is in the tuner mode. Also with no antennathere was no snow present. | ||
| Sony | KV2080R | SOUND LEVEL TOO LOW, CIRCUIT CHANGE | Customers are complaining that the sound output level at thespeakers is too low. | ||
| Sony | KV2090R | SOUND LEVEL TOO LOW, R842 VALUE CHANGE | Customers are complaining about too low sound level at thespeaker. | ||
| Sony | KV2783R | POP IN SOUND, ADD REG CIRCUIT ON "X" BOARD | Pop in sound when changing channels and going thru non-activechannel or when scene changes from dark to bright. Found 18V line voltagejumping. | ||
| Sony | KV1981R | UNIT POWERS UP BUT NO SOUND/PICTURE, REPLACE V OUT IC501 | The unit would power up but there was no sound or picture.Also it was not possible to shut the set off with the front panel control.The problem looked like trouble with the upc. However, we noticed thatthere was no vert. pulse which is necessary for pro |