Sony Repair Tips
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Results: 20100
Results: 20100
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
MZR2
|
Does not play, displays "disc error" for pit & groove discs | The unit will intermittently not play pit or groove discs.disc error would appear on the display. noticed that the mo (groove)and cd (pit) traverse adjustments were way off. | ||
| SONY |
MZR2
|
Audio dropouts, similar to skipping; low rf level | Customer complained of distorted audio, but the symptom couldmore acurately be called audio drop-out, which sounds likeconventional cd skipping. found that the rf level for both pit and groovetype discs was low (below 0.5v p-p). | ||
| SONY |
MZR2
|
Top cover does not latch, unit does not function | The top cover would not latch, and the unit would notfunction. found that a chrome-plated plastic piece (found inside thefront of the top cover) was not firmly mounted against the front lip ofthe top cover as it should be. this piece is used to latch t | ||
| SONY |
MZR2
|
No operation from ac adapter (replace link ic on d-d conv) | The unit would not operate from the ac adapter or the externalbattery case (which also plugs into the dc input jack). | ||
| SONY |
MZR2
|
Takes long time to record utoc after audio recording ends | Unit takes a long time to record the utoc after audiorecording has finished (unit took about 11 seconds to record utoc).noticed that the rf pattern was fuzzy. | ||
| SONY |
MZR2
|
No record on right channel from microphone (line-in ok) | The unit would not record audio on the right channel when using the microphone input. the left channel recorded properly. both channels recorded properly when recording from the line input. | ||
| SONY |
MZR2
|
Stops playing after a while (replace optical pickup assy.) | Units stops playing after a while. | ||
| SONY |
MZE2
|
Unit does not play (replace open/close detect switch s806) | The unit would not play when the play button was pressed. | ||
| SONY |
ICFCD800
|
Intermittent display - resolder all pins of ic401 | Intermittent display. | ||
| SONY |
ICFCD800
|
Unit will not play several discs | Unit will not play several discs. also when it plays it doesnot fully track the disc. | ||
| SONY |
D802K
|
Battery wire shorted or mis-connected | Found positive battery wire shorted to the negative batteryterminal in the battery compartment. in another unit, found the positivebattery wire soldered to emitter of q453, rather than the collector as itis supposed to be connected. | ||
| SONY |
D34
|
Defective chassis assy. (x2625-248-1) received from npc | New chassis assembly are being shipped defective, have foundoccasionally, spindle (m901) not placed on correctly. i recently wentthrough six chassis before finding a good one. i have samples here at thene hub.chassis are being brought up by steve nuniv | ||
| SONY |
CFD757
|
Sfdhhhh | Servicer had a tc51 board that did not match the servicemanual. the only way we could fix the unit was replace the tc51. (techdept. did not have any information on the board either). the new boardworked only after all parts for the cfd767 were removed | ||
| SONY |
CFD510
|
No sound from left channel on tape only - change mag head | No sound from left channel on tape only. | ||
| SONY |
CFD510
|
No power (new product) | No power was caused by a crack in the power board. thefracture in the board transformer, which is board mounted, is supported bya metal bracket that is attached to the cabinet. the board, itself, isanchored by a washer and screw at its far end to the sa | ||
| SONY |
CFD440
|
Part numbers for optical pickup harness | The service manual does not list the part number for theharness from the optical pickup. are these the same ones listed inservice bulletin #aud0174r1? the cfd440 is not itemized on that bulletin. -hq comments: yes. it does have the same harness. 1946 | ||
| SONY |
CFD12
|
Part # correction: audio pcb (order p/n a-3264-272-a) | On page 30 of the service manual, ref# 108 is part#a-3264-272-a (audio board, complete) but on page 34 the audio board,complete is listed as a-3264-373-a. which part number is correct? -hq comments: the correct number is a-3264-272-a. | ||
| SONY |
SLVR5UC
|
Correction to adj procedures | Adjustment 1-4-13, rec chroma adj, specifies ic033 pin 6 asthe measurement point. this is incorrect. | ||
| SONY |
SLV757
|
No vhs hifi record in sp, but ok in ep. | Unit recorded hifi in ep mode, but not in sp. | ||
| SONY |
SLV750HF
|
No vhs channels - intermittently | Intermittently loses vhf. |