Repair Tips
Search:
Results: 88099
Results: 88099
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SOM TOSHIBA |
MS7980UMS
|
Nothing would turn on, all turned off without secondary power supplys | In my case it was the ceramic capacitor c 907 in the test it didn't show that it was bad I had to change it and it works normally | Let's invoke the eternal father of heaven, his son is returning | lazaro silva bragança pa |
| LG |
43LH5100
|
TV stopped, won't turn on. | Ic 500 (mp3378e) burned on the main board. | After changing the TV ok. | George Pontes |
| SAMSUNG |
PL51E490
|
Image with drizzle and smearing | 2 SMK630 dc/dc regulators with leakage | Replace the 2 smd smk630 regulators | eletronica rodrigues aluminio |
| PHILIPS |
28PT4418
|
TV with a black border at the top and three colored stripes in the center of the screen | Capacitors located close to the bd135 | Replacing them | josemgsa |
| PHILCO |
PH21US A1
|
Turning off | Transistor v502 e capacitor c580 | 3R | |
| GRADIENTE |
DS-40
|
Snoring | Mute capacitor 157 of 22microfarads near the power supply discs | Replace, capacitor 157 | Marcelo Pires |
| TOSHIBA |
32LH86
|
Squeaky sound | Cap c629 c685 1uf/50v | Mega Center | |
| SAMSUNG |
43F4000
|
After 5 minutes the TV turns off | Cracked solders on the power supply board | Cracked solder capacitor cs809 | RMSELETRONICA |
| BUSTER |
HBTV-32D01
|
Standby on without turning off, with normal counts | Main board defect | Replacing the main board | Wellington |
| PHILCO |
PH21M2 SS
PH08K-C01 |
Horizontal bar, image folded horizontally | Zd483 (9.1v) | RICHARDO SILVA | |
| SONY |
KDL 32EX425
|
The TV remains on standby (red LED on) and does not turn on, or if it turns on after a few seconds it turns off. | It was bad contact in the cable that connects the main board to the power supply board. | I messed with the main board connection and it started working again. | Jimi |
| CCE |
HPS29
|
It would turn on after about 20 minutes, then turn off and turn on again by itself. | I replaced (c835 47uf 50v / c834 100uf 16v / c836 470uf 16v ) q802 bc337.25 q805 bc337.25. | Replace the mentioned components | genilson |
| SAMSUNG |
LN32C530F1M
|
LED blinks but nothing turns on | Main plate rebarg take the plate to the 100craus electric oven for 20 minutes | FRANCISCO FERREIRA | |
| SAMSUNG |
BN44-00622A-D
|
Pfc does not start | Rs802 (10r) open | Pablo | |
| PHILIPS |
29GX1899
|
Black screen, no information. Turns on, gives signal that it has turned on, normal LED, changes channel, no sound. | Larger capacitors. | I replaced all the larger capacitors. 330μF 400v, 2200μF 25v, 1000μF 25v (2), 1000μF 35v, 100μF 200v., 47μF 250v (the latter I didn't replace because I don't have it). TV working. with side sound, but with a problem with the subwoofer. I think the speaker is burned out. analyzing. | Vladimir (s/ formação técnica) |
| TOSHIBA |
TV-2987
LEM7 |
Normal picture low sound | C636, c637 replaces | geraldo | |
| TOSHIBA |
32EL933G
|
It doesn't turn on, just the stand by LED lights up | U3 main board without 1.8v | Replacement for u3, ref: rt8059gj5 | Rdxk |
| LG |
42LX330H
|
No image. audio only. | The traditional backlight defect. however, I lowered the current in that circuit. originally it is 204.5v with 230ma. I added a 1Ω 2w resistor in series with the r816. it looked like this: 198.4v with 176ma. and the change in lighting was imperceptible. | Reducing the back light current avoids feedback and headaches. | Eletrônica R-Tec |
| ELSYS |
DUOMAX HD ETRS50
|
Turns on normally, but without image and sound | Transistor q1(npn). | In my case I put another npn smd. | Capiroto |
| SONY |
HCD-EX880Z
|
Doesn't start | Power supply secondary shorted, killing it | Chap. elect. 470/16 shorted. | davi.sls |