Sony Repair Tips
Search: sony
Results: 20100
Results: 20100
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
XRU660
|
Loses presets, clock resets to 1:00 (replace reset ic101) | The unit's presets are lost, and the clock resets to 1:00. | ||
| SONY |
XRU550
|
Loses presets, clock resets to 1:00 (replace reset ic101) | The unit's presets are lost, and the clock resets to 1:00. | ||
| SONY |
XRU330
|
Loses presets, clock resets to 1:00 (replace reset ic101) | The unit's presets are lost, and the clock resets to 1:00. | ||
| SONY |
XRU220
|
Loses presets, clock resets to 1:00 (replace reset ic101) | The unit's presets are lost, and the clock resets to 1:00. | ||
| SONY |
XRA55
|
"sense" function inoperative after replacing keyboard | Unit came in with broken key board. when new board arrivedfound that sense button would not function. | ||
| SONY |
XR5600
|
No eject (replace tape hook, p/n 3-392-972-01) | The tape will not eject once inserted, because the tape hookis broken and will not push out the tape. | ||
| SONY |
XR5600
|
Pop noise from pre-amp (remove d315) | The power on line from the micro to the regulator would notturn off, until about 3 seconds after the unit was turned off. when itdid turn off the muting transistor had already been turned off causing apopping noise out of the pre-amp. this is caused by | ||
| SONY |
XR4400
|
Audio mutes (replace d907 and/or d908) | D907 and d908 short, muting the audio. | ||
| SONY |
XR4400
|
No left channel audio from tape (replace hp901) | There is no audio from the left channel when a tape is playing. | ||
| SONY |
XR4400
|
No tuner audio, crystal x1 cold soldered | X1 has cold solder, causing it to come loose from the board. | ||
| SONY |
XR4400
|
Volume erratic (replace d908, p/n 8-719-110-49) | After powering up unit volume would play normal. then go out completely. then blast back at full volume for a second, then return to normal at which time would repeat cycle. | ||
| SONY |
XR2300
|
No audio (replace d359, p/n 8-719-110-13 | The unit had no audio. found d359 open. | ||
| SONY |
XR2300
|
No audio (repair damaged traces) | The unit has no audio. found 3 open traces. between cnp801 pin#8 to jw61 between c357 and cnp901 and 2 between jw60 and jw54this fpr also pertains to serial numbers 618587 and 44212. | ||
| SONY |
XR2300
|
No audio (repair damaged trace between jw105 and jw50) | The unit has no audio. found open trace between jw105 andjw50. also the tape deck does not function. when a tape is inserted theradio stays on.this fpr also pertains to serial number 589067. | ||
| SONY |
XR2300
|
No balance (repair open trace between cnp801 pin 3 & jw780) | The balance control has no effect on the audio. it is alwayscentered. found a trace blown between pin # 3 of cnp801 and jw780.this fpr also pertains to serial numbers 566600 and 595357. | ||
| SONY |
XR2300
|
Intermittent audio/tuning on radio | Unit will have intermittent audio and tuning/seek functionon radio. tape deck is fine. found that regulator b+ terminal on s703was not making good connection. | ||
| SONY |
XR2300
|
Will not accept tape (replace ref. 105, "tape hook") | The tape hook is broken, jamming the mech and not allowing itto accept a tape. | ||
| SONY |
XR2300
|
No functions (replace shorted d361) | D361 shorts, sending acc straight to ground. | ||
| SONY |
XR2300
|
Defective balance control | When adjusting the balance control, it would just keep turningand not stop. when turning the balance control back the other way, theaudio would not come back on. | ||
| SONY |
XR2300
|
No power, no audio (repair traces in vicinity of cnp801) | Some units have no power, and others have no audio or audiomissing from some channels. found the board cracked and/or lifted tracesaround cnp801.this fpr also pertains to serial numbers 575379 and 609757. |