Sony Repair Tips
Search: sony
Results: 20072
Results: 20072
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
KX2501A
|
High pitch sound and shuts down, replaced ic1501 | After 5 days of playing (6 hours per day) unit would shutdown and high pitch sound would come from ga board. if set was turnedoff for a few minutes (2 min) set would operate ok for a few days. | ||
| SONY |
CDP302
|
No function or cannot read toc | A small metal roller guide was sitting on top of the discmotor and preventing disc from setting on it. this roller came off fromdisc plate #373 which has 4 guides. -hq comments: the disc plate has been changed to a new one in currentproductions, and no | ||
| SONY |
KV1953R
|
No display - customer controls inoperative, q2004 and q2001 | Raster/hv ok, but local customer controls had no effect.channel up/down etc. inoperative. display dead. no waveforms at allaround ic2001 (controller). | ||
| SONY |
KV2675R
|
Pac-man pattern on screen, no video | No vip function, pac-man pattern flashes on screen at theclock rate about once a second. rca uses this same ic051, mb88303, chipin some of their vcrs and they have the same problem. | ||
| SONY |
KV25XBR
|
Vertical jitter | This unit had a one inch vertical jitter when playing copyguarded tapes on a fischer vcr (model fvh 839). | ||
| SONY |
KV2691R
|
Muted picture and no vip operation and no remote, d-062 | The picture was muted and sometimes after warm up pix wouldcome on. ic052 pin 2 was high. found d062 installed backwards atfactory. d062 was installed cathode to b+. the board and the boardlayout show the diode anode to b+. the schematic shows catho | ||
| SONY |
SL10
|
Solenoid plunger | The original part # 1-454-349-41 was subbed to 1-454-365-51.the new solenoid fit the unit, but the collar on the plunger would notclear the mounting pieces on the unit. the original plunger had nocollar. we need to have the plunger changed on this sub. | ||
| SONY |
WMF15
|
Damage caused by battery | Negative end of battery heated up and pushed cabinet out. -hq comments: new batteries from eveready and duracell may have shortedinside the unit. they have a plastic skin instead of old metal. underthe skin is the positive cylinder, and negative termi | ||
| SONY |
KV2691R
|
Dark band across crt, replace q-204 | The unit had a dark band across the crt about 2/3 up from the bottom. the colors were also weak and somewhat out of phase. | ||
| SONY |
SLHF600
|
Distortion on beta hifi | Problems with beta hifi playback and record. customer livesless than 1/2 mile away from a broadcast station transmitting on 1350kc.traced problem to the cable tv line that was hooked up to the fm input ontheir denon dra-400 receiver. the denon had a 75 | ||
| SONY |
KV1972R
|
No manual control, replace ic105 | All front panel controls on the unit became inoperative (snd,pix, chan, pwr), however, the remote worked on all functions. | ||
| SONY |
KV2680R
|
No vip, replace ic-105 | No vip operation. all other functions worked correctly. | ||
| SONY |
KV1390R
|
Shutdown, replaced r559 | The unit would go into immediate shutdown. we shorted c535 todefeat the shutdown circuit and then ran the unit up on the variac. allother circuits were functioning properly. | ||
| SONY |
KV1993R
|
Locked in one mode/no channel change, replace v out ic501 | The pll controller/ic103 was locked up. the channels wouldnot change and audio/pix outputs were at minimum. we found the verticalpulse to be missing at the controller/ic103. this was caused by adefective vertical output/ic501. | ||
| SONY |
XR75
|
No fm | This unit had no fm, all other functions worked fine. foundthat there was no output from the prescaler to the pll. | ||
| SONY |
BMC110
|
Slow startup of audio erase function | At the beginning of a recording, old audio would not beerased for approx. 14 seconds. after this time, normal erasure ensued. | ||
| SONY |
SL2305
|
Intermittent tape jam in eject mode | At times, when ejecting cassette, the tape would not be takenup completely and would get stuck in the deck area. viewing the ejectoperation, i noticed that the tape was always lagging behind the threadingring, sometimes more than others. this caused th | ||
| SONY |
KV25XBR
|
Intermittent distorted display on screen at random | After set got warm, on occasion the channel numbers mightflash on and off on the screen. also, weird words appeared on the screenwhere you normally would view the time and date. there was no set patternof words nor did they spell out anything, just a j | ||
| SONY |
CCDM8
|
Capstan motor failure | Capstan free running, no control. c fg (+) missing, connectedto pin 19 of su-16 board. | ||
| SONY |
KV25XBR
|
Dead unit | Unit came in dead. found rectifier shorted, d655 on gb bd.still did not have 140vdc. convertor output okay, problem has to be t652or t653 on gb bd. i could see connector output up to c655 on ga bd(both sides) but not on t653 or t652. not sure which o |