Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | STRVX6 | NOISY AUDIO | Right channel noisy when volume control turned. Also verynoisy when subsonic switch engaged. Found yellow glue leaking across from+15 volt line at stereo/mono switch to subsonic switch connecting wires. | ||
| Sony | KV2680R | NO CHANNEL CHANGE, IC-1302 ON "A" BOARD | Unit would not change channels. If channel up/down waspressed, screen would blank for a moment, and return to the same channel. | ||
| Sony | KV2084R | WEAK SYNC, REPLACE Q203 | Unit had bend in picture and color hue was off. Traced theproblem to Q203 (A board), sync looked good but at emitter horizontalsync was clipped. | ||
| Sony | CDP101 | INTERMITTENT OPERATION | When first looked at the spindle, motor was on in reverse atfull speed. Found IC503/X502 not operating and replaced them. Motorstill ran in reverse but the clock was operating. Pin 13/14 IC503 wave-form was low. Found Q510 B-E open. | ||
| Sony | SPP22 | BUZZ IN THE HANDSET | Buzz picked up from telephone connecting cables. | ||
| Sony | KV20XBR | UNIT WILL NOT COME OUT OF RGB MODE | Unit stayed in RGB mode. Remote inoperative, front panelcontrols inoperative except for power on/off. Screen black. | ||
| Sony | XR44 | NEED PART NUMBER FOR POWER HARNESS | What is P/N for power harness? -HQ COMMENTS: The S/M has the part and reference numbers on Page 25.The part number is 1-556-901-21 and reference number is 901. We willissue a S/B. | ||
| Sony | KV1391R | VIDEO FLICKER, REPLACED PPU1 | There was a flicker in the video, this started out to beonly on the high band channels. Later on it was even on the low bandchannels. Found that the synthesizer unit was not locking and this lookedlike video flicker. | ||
| Sony | XR77 | MISSING PART NUMBER - C179 | Need part number for C179 (3300uF @10V) listed in capacitorchart. -HQ COMMENTS: The part number is 1-123-655-00. | ||
| Sony | CDP302 | NO PLAY FUNCTION | Will not play. | ||
| Sony | KV2156R | BURNT (M) BOARD | This was the third unit I encountered with burnt M board.All of them on the same spot. D115 shorted and R181 overheated and burntthe board. | ||
| Sony | CCDV8 | NO AUDIO | Unit came in with no audio on playback. It recorded fine butit still would not playback audio. | ||
| Sony | CCDV8 | TAPE JAM | Tape jammed. The unit would power up but would not performany other function. I resoldered X601 and the unit started to performnormally for a few minutes, but it stopped working again. | ||
| Sony | SLHF900 | REWIND PROBLEM | Unit rewinds for approx. 3 to 6 sec then stops (same problemon reverse Betascan). Problem happened as soon as unit was unpacked. | ||
| Sony | SPP22 | HUM IN HEAD SET | There is always a hum present in this and two other similarunits. This hum can be eliminated by moving the lead which connects tothe phone line. Placement of this wire is very critical. No solution. -HQ COMMENTS: Connect 0.01/25V cap between the coll |