Sony Repair Tips
Search: sony
Results: 20100
Results: 20100
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
TCDD7
|
Hum & popping in left channel (replaced leaky q308) | The symptom of hum and popping in the left channel whenplaying a tape. | ||
| SONY |
TCDD7
|
No power (found d503 defective) | The unit is dead, diode d503 is defective. | ||
| SONY |
TCDD7
|
Dead (replaced dc-dc converter and rf module) | Unit dead. found pins 2 & 5 of dc to dc convertershorted to ground. after checking a few caps removed flex cable to rfmodule and short opened. | ||
| SONY |
MZR2
|
No play or record may be caused by open l509 on main board) | The unit does not play or record. | ||
| SONY |
MZR2
|
Noisy recording made from mic input (see audio bulletin 342) | Recordings made from the mic input may be noisy. | ||
| SONY |
MZR2
|
Preventing damage to dc-dc converter flex cable | The flex cable on the dc-dc converter may be damaged if careis not taken during disassembly of the unit. | ||
| SONY |
MZR2
|
No play or focus search (replaced motor m901) | No focus search. motor had pulses going to it, and measuredfine, but didn't spin freely. | ||
| SONY |
MZR2
|
Won't play outer track (found hinge holder on ref 706 loose) | Will not track on outside tracks, and will not turn off,unless you are on a track that is playing. | ||
| SONY |
MZE2
|
Distorted audio, or won't read discs (see aud bulletin 345) | The unit may have distorted audio, or may not read discs. | ||
| SONY |
MZ2P
|
New test disc available, type tdys-1 (part # 4-963-646-01) | A new test disc is available, type tdys-1, under part #4-963-646-01. its predecessor, type tgys-1, is still acceptable foradjustments and troubleshooting. | ||
| SONY |
MZ1
|
Does not record digital input signals (fb307 may be open) | The unit may not record digital input signals, and the displayshows ain analog. | ||
| SONY |
MZ1
|
New test disc available, type tdys-1 (part # 4-963-646-01) | A new test disc is available, type tdys-1, under part #4-963-646-01. its predecessor, type tgys-1, is still acceptable foradjustments and troubleshooting. | ||
| SONY |
ICFCD803
|
Static in radio and cd modes - replace r173, p/n 121612900 | Complaint was static in the radio and cd. r173 was changingvalue under load. it checked good with anΩmeter. | ||
| SONY |
ICF2010
|
No audio - replace c100, p/n 1-123-647-00 | There was a signal at ic17/pin 2 (af amp input), but no outputat at ic17/pin 6 (output). i measured a voltage at each pin of ic17. ifound no voltage at ic17/pin 9 (should be at 4.4v). ic 17/pin 9 wasgrounded because c100 the elect cap was shorted. | ||
| SONY |
D828K
|
Broken lids & upper cabinets | Many complaints about the failure of ref 11/12. the lidspart 495944401 and upper cabinets x49438171 on this model being easilybroken. is the usage out of line on this model in comparison with sales? -hq comments: we sold 80,000 units and consumed 20 | ||
| SONY |
D421SP
|
Negative battery terminal holds switch (s401) closed | Negative battery terminal is solderd in at an angle whichholds rechargeable battery detect switch (s401) closed. with switch alwaysclosed, if alkaline batteries are installed, leakage will occur. this isbecause recharge voltage is always applied to bate | ||
| SONY |
D223
|
Unit dead - replace x801, p/n 1-579-063-21 | No functions unit dead. intermittent microprocessor clock. | ||
| SONY |
D131
|
Chassis not listed in kc parts system | Needed chassis part number not listed in kc parts yet. | ||
| SONY |
CFD768
|
Deck b intermittently eats tape - replace fwd limiter assy | Unit would eat tapes every two or three days on test. found tutorque a little weak. | ||
| SONY |
CFD768
|
No power ac - replace d307, p/n 8-719-911-19 | No power. ac power supply and transformer ok. checkedic311, power control drivers q308/q309, back light switches q315/q316.none operating. checked power to these components and diode d307 wasfound cracked and open. |