Samsung Repair Tips
Search: samsung
Results: 3878
Results: 3878
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SAMSUNG |
CQA4147, -4143, -4153
|
Inoperative, fuse fh601 ok | Check d614, c618, q603, d613, c618, r616, r617, ic601, q602, d607, d609, q602, op601 | ||
| SAMSUNG |
CQA4147, -4143, -4153
|
Fuse fh601 open | Verificar ptc601, d601-d604, c604, r603, q602, r622, c613, d608 | ||
| SAMSUNG |
CQA4147
|
Horizontal output transistor burns out after replacement | Change c418, check d406. if ok, replace t402 | ||
| SAMSUNG |
CQA4147
|
No vertical sync | Check d202 and d206 | ||
| SAMSUNG |
CQA4147
|
No horizontal synchronization | Check d201, d202. if ok, replace q205 or ic201 | ||
| SAMSUNG |
CQA4147
|
No contrast adjustment | Ic101 (lm1203) | ||
| SAMSUNG |
CQA4147
|
No image, high voltage ok, voltage on g2 above 300 v | Check voltage on pin 12 of the lm1203. if < 2 v check q203, q501 and d501. if > 2 v replace ic101 | ||
| SAMSUNG |
CQA4147
|
No image, high voltage ok, 0v at g2 | Change c117 | ||
| SAMSUNG |
CQA4147
|
Wide image, excessive brightness, horizontal output transistor burns out after replacement | Check q408 | ||
| SAMSUNG |
CQA4147
|
Image too wide, normal brightness | Check q406 and d407 | ||
| SAMSUNG |
CQA4147
|
Main fuse blows | Check q602, d601, d602, d603 and d604 | ||
| SAMSUNG |
CQA4147
|
Power supply only starts after some time | Change c609 and c616 | ||
| SAMSUNG |
CQA4147
|
Power supply does not break | Check r616, r617, q403. change q403 | ||
| SAMSUNG |
551S
|
No image, fuse ok, noise | D606 and ic601 | ||
| SAMSUNG |
450B
|
Shaky image at the bottom | Q419 | ||
| SAMSUNG |
450B
|
Image lightening until completely white | Cold solder on the abl circuit | ||
| SAMSUNG |
CN3338V
|
Standby only. blinking led | Ci vertical output | ||
| SAMSUNG |
SYNC MASTER 3NE
|
Comet tail. | 47ufx100v electrolytic c115 | C115 electrolytic capacitor replaced |