Sony Repair Tips
Search: sony
Results: 20073
Results: 20073
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
AE1
|
Excess brill with fb lines | R722 680k in chassis side of a1 volts o/c | ||
| SONY |
AE1
|
Ew fault+rh screen blank | Dry joints on av board! | ||
| SONY |
AE1
|
Dead with flash and buzzing noise | Spark from t601 power trnsfmr when powered with variac - dry joints on winding conns on trnsfmr pins 17 & 18 | ||
| SONY |
AE1
|
Dead - st/by light comes on briefly | Running on dummy load not recommended - loptx u/s | ||
| SONY |
AE1
|
Dead - ps601 2a cct prot o/c | No reason found for its demise but replace c615 1000µ 25v as a precaution | ||
| SONY |
AE1
|
Dead - mains fuse o/c, q602 2sd1548lb chopper tr s/c | D608 ru-3am s/c also check r614 220r 10w dry joints | ||
| SONY |
AE1
|
Dead - comes on in st/by if sw on from skt | Check for 0v at pins 2 & 3 of ic601; if pin 3 = +7v sus loptx. earth pin 3 and check for smoke! | ||
| SONY |
AE1
|
Dead | R1603 2r7 7w o/c; chopper tr 2sd1548 s/c; r614 220r stand up res dry joints | ||
| SONY |
AE1
|
Crackle on sound | D/j around earth points check mains bridge | ||
| SONY |
AE1
|
Chopper transistor sc | R614 oc maybe ic601 also tea2164 | ||
| SONY |
AE1
|
Chans won't store - int | The -30v supply to ic003 m58655 memory chip falls to -15v. l807 feed coil was int o/c | ||
| SONY |
AE1
|
Can't store stations pin 2 icoo3 not -33v | L807 oc ptno 140750400 also check r008 c017 | ||
| SONY |
AE1
|
Burning smell | Dry joints r614 - can fit in alternative posn; check r611 & l607 for o/c | ||
| SONY |
AE1
|
Blank screen, no tuning memory when heated | Memory chip ic003 (m58655p) used in ae1 chassis requires -30v on pin 2 to operate. if -30v is lost, no station memory - check l807 for o/c in lop when warm. l807 used as voltage dropper to reduce volts derived from transformer & its inductance (10mh) is important. it should always be replaced with original part, otherwise damage will occur - part no 1-407-504-00. | ||
| SONY |
AE1
|
Blank screen with flyback lines | R805 ( 1r2 ) o/c | ||
| SONY |
27XRTU
|
No sync no input at pin 5 ic501 no video output at | Saa5230 us check q002 12v reg | ||
| SONY |
27XRTU
|
No sync | Saa5230 and q002 12v reg | ||
| SONY |
27XRTU
|
Dead | Check r 822 1k2 line drive | ||
| SONY |
21UX5U
|
Flashes 5 times , eht present but no pic or display | 5 flashes indicates possible faulty crt, check g2 volts, crt board. also r722 (680k) same board | ||
| SONY |
BE4A KVM14M1U
|
To enter service mode | Select osd ,5,vol+,tv tt appears in right hand corner. select menu .adjust with cursor keys .standby to store new settings. |