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Sony Repair Tips




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Search: sony
Results: 20100
Make Model Symptom Problem Solution By
SONY KV20XBR
Sleep light is on, replaced d-657 and c-666 No video and sleep light is on. traced voltages and found no5 volt. traced to 8v line to power supply and found d-657 was shorted.
SONY CDPC322M
Grinding noise while loading Cd player would grind while trying to load. found s-701 bad.
SONY KV8AD20
No video in video mode, resoldered video jack No video through rear video input jack. found a crack aroundsolder joint.
SONY SRF75
No sound B+ not going through switch s-2 to power up the unit.
SONY WMF2078
No sound - resolder ground lead on headphone jack No sound.
SONY KV8AD10
No sound, replaced earphone jack No sound from speaker or hp jack.
SONY KV1957R
No color, replaced ic-301, replace ic-301 No color and no clock. ic holding x-301 low.
SONY SVS10H
Battery will not charge Battery will not charge.
SONY FDL380
Unit appears to be dead, replaced tube Unit has no picture or sound.
SONY SPPA20
No rx on handset Talk was pressed and base in use light will light but handsettalk light flashes then drops off.
SONY ITA555
Dropping line when other phones are picked up Dropping line when other phones are picked up. -hq comments: the same problem occured with this model's predecessors,it-a205/a305/a505. however changes were made in the it-a555 circuitry tocounteract the problem. they are the same changes documented in
SONY SLV595HF
No video. audio is fine There was no video on playback, tuner or e to e. the audiowas fine.
SONY SLV585HF
No rewind scan Does not review scan.
SONY SPP160
Won't tone dial Wouldn't tone dial.
SONY CFD757
Cd not playing Cd would not play. i noticed that optic was focusing eventhough optic was at extreme outer edge of disc. checked the limit switchand found it was shorted even though optic wasn't closing the switch.traced back to connector board cn-701 and found factor
SONY CDP291
Noise and no audio No audio. noticed +.8vdc on audio out line. found that -5vwas not present. also measured +7v across l-292.
SONY EVS550
Noise (wavylines in picture) Customer complained of noise in the picture and poorpicture.
SONY SLV393
Intermittent blue screen Intermittent blue screen.
SONY KV27TS35
When turned off pix, sound go out but b+ remains, q-613 Al sarhad reports from retirement: at turn off eitherby remote or manually picture and sound goes out but high voltage and b+line was active. you could get a display on the scren using the remote.
SONY KV27EXR10
Intermittent shut down, replaced q-603 (g board) Intermittent shut down. sometimes it would stay on just a fewminutes. the 135v line never changed and the load never changes.