Sony Repair Tips
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Results: 20100
Results: 20100
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
KV1915
|
Intermittent muting of audio | Audio level drops to about 1/4 of normal. set did not looseaudio several days. on a dark scene audio was muted but when switchedback to very light scene came out of mute. found on s board that whensound was muted q105 was turned on and q107 was turned | ||
| SONY |
D10
|
Does not play compact discs over 60 min. | D-10 will not play grateful dead compact disc made by warnerbros. record inc. playing time is over 60 min. -hq comments: this has happened with a few other discs as well.however, some discs over 60 minutes will play. we've also found thatwhile a parti | ||
| SONY |
KV2786R
|
Service manual error, ic-1112 and ic-1113 | The parts ic-1112 and ic-1113 are labelled wrong in the s/m.but are correct in the parts list of the manual. both are marked assn74ls04. but one is a buffer the other a flip-flop. if the wrong partis used the p-i-p function will not work. | ||
| SONY |
BMC220
|
Intermittent record | During playback, picture would blank out. during record alsothe tape was being erased. | ||
| SONY |
TCFX410R
|
Line input switched to output in rec or pb | Signal at the line in jack is always coming out the line outjack. even when unit is put in play mode, the input signal is switched tothe output. | ||
| SONY |
EVS700U
|
Rs-26 board replacement | Shuts down in rew/ff and play. won't eject. | ||
| SONY |
CCDV8AFU
|
Won't eject tape | Won't eject or load maxell p6-120. | ||
| SONY |
CCDV3
|
Adjustment for battery failure | Procedure in manual will not work. unit will not evenoperate. | ||
| SONY |
FD42A
|
Picture displayed keystone, q602 | Picture displayed keystone problem, more severe with batteryoperation than with ac adaptor. see picture. picture severely pulled intoward center at top of raster, from both sides. waveform at collector ofq602 was distorted. resistance between e to b | ||
| SONY |
KP5000
|
Vertical problem when watching copy guarded tapes | When playing back some copyguarded vhs tapes the kp5000 willloose vert. lock. approx. every 45 secs, it pulls down about 3/4 inchesthen will lock back in. no vert. jitter. -hq comments: copyguarded tapes can and often do cause problems. thesolution w | ||
| SONY |
KPR41DS1
|
No right channel audio,speaker wire disconnected | Right speaker disconnected. the wire loom that includes theright ch. speaker wire appears to be shifting in transit, and pullingthe speaker wire off of the speaker. suggest better support be installedto hold the wire bundle more securely. -hq comments | ||
| SONY |
KPR4150
|
Broken speaker grille chips | Please note the attached parts. these are mounted to thespeaker grille and hold it in place. sometimes the clips get damaged inshipping, etc. and it becomes necessary to replace them. is there aseparate part number for the clips or must the whole gril | ||
| SONY |
ITA600
|
Intermittent noise on handset only | Loud background hiss on handset intermittent. found c308was pushed down by top cabinet causing the positive lead to pop throughits solder joint. | ||
| SONY |
SL5200
|
Goes into auto stop from ff, rew | Very intermittent problem, from rewind or fast forward andsometimes play the unit will go into auto stop. rewind and fast forwardcan be pressed again, and will stop again after a few seconds. r653 wasdifferent from value specified in manual, and dr20 b | ||
| SONY |
KV25DXR
|
Locked in service ready mode | These 2 sets were locked in service ready mode. both reportedproblem happened after thunder storms. no screen on displays would work,but all functions would work. hmh as well as all adj in service mode. | ||
| SONY |
EVC8U
|
No threading of cassette tape | No tape threading. loading motor moves. | ||
| SONY |
CDP510
|
Disc doesn't turn or turns slow with noise | Disc turntable is pushed all the way down. i've seen a dozenunits with the same problem. | ||
| SONY |
FD42A
|
Rv851 and rv502 are reversed | Vertical size adjustment control rv851 and keystone adj.rv502 are reversed. that is, rv851 is the keystone adj. and rv502 is thesize adj. schematic is correct. -hq comments: we will publish a correction on this. | ||
| SONY |
TCW530
|
Missing part number | I can't seem to find the part number for q549/q548 rotationdetectors in the service manual. am i correct in assuming the numberis 8-719-939-11? please advise. -hq comments: you are correct. the part number for the rotationdetector diode type gp-2509 | ||
| SONY |
KV1975R
|
Horiz. output transistor shorts, replace hdt t501 | The horizontal. output transistor short about every two weeks.found the drive to it to be incorrect. replacement of the drive transformer resolved the problem. |