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Sony Repair Tips




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Search: sony
Results: 20077
Make Model Symptom Problem Solution By
SONY STRD990
Center channel audio reproduction is very poor Center channel is very poor and very noisy (static noise).the right channel had a squeal.
SONY CCDTR71
No power - lcd displayed but no motor functions Lcd would display no viewfinder or motor functions.
SONY CFD440
Intermittently reads toc but never tracks and plays This unit would intermittently read toc but would never trackand play. in the process of troubleshooting, we found schematic errors:ic-801/pin 3 (gfs) is listed at 0v instead of 5 v. ic-703/ pin 1 (fok) islisted at 0v instead of 5v.
SONY CDXA55RF
Will not load discs Unit would not load discs, and d-451 was not turning on.
SONY CCDTR101
Service mode On page 266 of the service manual to release write protect itsays go to page 0 address 00. this is not correct. page 280 shows thecorrect page for write protect i.e. page 1. -hq comments: you are correct. this is an error in the service manual.servic
SONY CDP710
Replacement spindle motor assemblies defective Spindle motor assemblies (original type) being received fromthe kansas city parts center have the motor installed backwards. also,the motors appear to have problems coming up to speed. are these thecorrect motors. -hq comments: two different spindle m
SONY CCDTR31
Distorted e to e video and no playback just sync Ic-151 (cxa1207am) looked bad when hit with freeze spray.picture would come back. found pin 23 sck signal (system part of videobus control inside of ic-151) distortion.
SONY CCDFX410
Weak luminance and sync in camera video Dark picture with loss of some horizontal sync. picture doesnot roll luminance off the cs-31 board is ok. checked luminance atc-071 into the capacitor is fine and out of the capacitor is weak withvery little sync.
SONY CCDTR51
No camera video No camera video. ic-707, pins 86 to 95 appear to have gooddata input. no luminance signal out at pin 51. vdd and clocks measureok.
SONY CCDTR51
No lcd display operation No lcd display operation. crystals x-241 and x-242 wereoperating correctly.
SONY WMAF605
Wrong dc-dc converter part number In the service manual the dc-dc converter is listed as t-801(in the schematic). in the back of the manual, the dc-dc converter islisted as t-3 and the part number is 1-449-0212-1. i ordered this partnumber and the dc-dc converter i received is about 1/
SONY CCDFX310
Multiple lines in viewfinder screen Multiple lines running horizontally in viewfinder screen.upon examination of waveform at ic-501, pin 3, (vertical drive out) ifound the following waveform: the irregularity occurred every threecycles.
SONY CFD757
No service manual Need service manual for unit. -hq comments: the service manual is available at kcps. the part numberis 9-957-547-11.
SONY SLV393
Tape stuck in unit Tape is stuck in unit. on ma-44 board pin 31 cosmo resetvoltage 4v instead of normal 5.2v.
SONY STRAV770X
No am auto stop while scanning - adjust rv-22 (correction 2) Am keeps scanning.
SONY CDX5080
Loose thrust retainer screw A #9 screw comes loose from the thrust retainer (ref 322).i have seen this problem 3 times.
SONY CCDV5000
Data screen scrambled only in vtr with no signal Cv-401 afc trimed will correct data screen then it would startto drift. voltages around ic-406 afc capacitor pin 37 and up areincorrect. afc input is ucc. replaced cv-401. -hq comments: cv-401 is the afc adjustment element for the dds syncgenerator i
SONY CCDFX411
No vtr functions/camera ok When put in the vtr mode, unit would shut off. unit wouldturn on in vtr, viewfinder would light up, then 20 seconds later it wouldgo off.
SONY CCDFX510
Intermittent power Unit would not always turn on with power switch.
SONY MDP605
No initialization When power applied, display would flash play and then shutdown. nothing was moving and there was no voltage at the elevator motor.