Lg Repair Tips
Search: lg
Results: 4876
Results: 4876
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
14FK3RB
MC059D |
With normal sound, but no image | Excessive video amplifier gain | Put a 3k resistor on pin 62 (vif ground) to pin 63 of ic 501, do the automatic channel search and that's it. | Falcao |
| LG |
29FS4RLG
CW-62A |
When you turn on the horizontal, it shrinks and little by little returns to normal, and depending on the channel, the horizontal varies. | In my case the c407(47n/630v) had no capacitance. | Replace the capacitor c407, and re-solder the entire board. | Capiroto |
| LG |
RAD125
|
Low sound without pvdd voltage | Broken track on pin 8 of ic902 to c907 | Enéias | |
| LG |
32D5500
|
No image | C311,r400 na t-con | ROBERTO CONSERTOS | |
| LG |
47D460
|
Colored lines in the image | C411 e l400 , | Put a 0.33r 2w resistor | ROBERTO CONSERTOS |
| LG 29 |
29FU6TL
|
Hitting the relay doesn't turn on, everything is ok but it doesn't turn on | R 801 amended | Replace of the same | washington |
| LG |
21FU1RL
CW81A |
Doesn't start. The LED blinks and does not start. | Low power supply voltage. 64 volts at +b and pulsing lightly. all other voltages were low below. After checking everything, it was resolved by changing the fly back vsc24-3368j. detail: even turning off the +b of the fly back did not increase the voltage. | Eletrônica R-Tec | |
| LG |
CP14B85
|
Greenish image giving the impression of being a tube | Dz502 shorted | After checking the RGB tube, transistors and resistors, I found the dz502 shorted, replaced it, resolved | janilson jc |
| LG |
21FU6LT
|
No red | Q901 without voltage on the base, zd502 of 9.1v open | Replace zd502 | Airton |
| LG |
21FS4RL
|
Works perfect but keeps turning off | To do this, place a 4k7 resistor on transistor q16 between the base and emitter, and best of all, you won't mess with the TV's protection, | Color tech eletrônica | |
| LG |
21FX5RL
|
Setting up protection | Tries to call, can't | Horizontal oscillator tl431 just replace it to another pipino | Damascena |
| LG |
21FX5RL
|
Has Audio and no image missing 05 v- in varicap | Electrolytic capacitor 330x10-v | Capacitor 108 perto do varicap | Damascena |
| LG |
CP-20B84
|
TV stopped and no sign of life | Zd 802 short | I replaced it with a 9.1 v zener | APOLO ELETRONICA T.C. |
| LG |
29FX5CL
|
Cushion effect with excess width | L401, q302 and c314. Just to reinforce the tip that was already given. | Eletronica Cecé- Brumadinho MG | |
| LG |
42LD460
|
Turning off after a few minutes or even seconds. | Defect in inverter c401 and c402 | Replace if you measure c401 and c402 | eletronica cachoeira |
| LG |
21FJ6RB
|
Retrace lines with white screen does not give screen adjustment | Replace fr position 501 and d505 | Raul de saja eletrônica R.E | |
| LG |
M227WAP-PM
|
Turns on image appears and goes out, sound remains normal. all power supplys normal. | D102 at the power supply, tsound is no point in measuring, you have to change | D102 | REAL ELÉTRON CARVALHOS MG |
| LG |
47LW5700
|
LED blinked on and off but didn't turn blue | I threw contact cleaner under the processor when drying, put the blower at 450°C for 2 minutes. let it cool naturally. TV worked perfect if returned for assistance. | Rogerio_Federal | |
| LG |
39LN5400
|
Whitish image | When cleaning the screen, water ran into the flats | Checking one of the flats for zinabro, I cleaned it and replaced the smd c10 capacitor and the defect was resolved. | Adeildo Eletro Pedroso |
| LG |
29FS4RL
|
TV gun hits relay but won't turn on +b drops to 0v | R837 changed | Replaced and resolved | Antonio Carlos(Eletrônica Renascer |