Lg Repair Tips
Search: lg
Results: 4876
Results: 4876
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
LGP32F-12P
|
Dead power supply. input fuse blown. Tsound was also a short circuit in Q101. | Check/replace input fuse f101 - 3.15a, mosfet transistor q101 - mdf10n65b, ic pwm ic101 - ssc1a311, r106 - 47r smd, r107 - 10r smd, zd104 - 15v zener diode | Electrohd | |
| LG |
14SB 1BR
MC 059D |
Vertical closed voltages ok | Ic 301 saida vertical la 78040 | Replace ic 301 | AGILDO ANDRADE |
| LG |
49LH5150
|
TV does not turn on with the standby LED on | Ic 500 drive (mp3378) em curto | Replace o ci smd | Lucafer |
| LG |
21FU1RLG
|
Did not generate high voltage | Fr403 | Replace of the same | Cassiano |
| LG |
42LM6200
|
TV turns on, appears immediately and no image remains, only sound remains. LED blinks 4x on the power supply board. | Precision resistors altered in the power supply r281 r282 changed the voltage to 90volts making the TV turn off the LEDs. | eletrofepar | |
| LG |
14FK3RB
|
Does not turn on without secondary voltage | J241 and a 1k5 resistor | Replace the resistor in position j241 of 1k5 | Eletronica Shalon |
| LG |
32LD320
|
Inoperative does not turn on. | Blown fuse, k13a60d mosfet, and the main villain lb601 coil burned underneath. | Replaced all the TV started working again | MELVITECH |
| LG |
CM-5660
|
D-protec | Tsound was no voltage of 43v for the outputs/ zener diode zd90 shorted and r906 open | Bryan / Jaraguá do Sul SC | |
| LG |
42C1RC
|
Hdmi only works when we add hot air. solution | Swap c1047 | Replace c1047 (100×16v) | Edu |
| LG |
32LK615BPSB
|
No image, good LEDs | Solda fria na reel l801 | Eletrônica Cecé. Brumadinho MG | |
| LG |
CM2730
|
No sound, everything works normally but tsound is no sound | Lack of power for the audio output (the 28v power supply) | Changing the photocoupler and resoldering the 28v primary part. | Baguatech |
| LG |
32LE4600
|
Doesn't start. When activating power, the red LED gives a quick reset and disarms the relay | C201 and c202 on the power supply board exhausted | Eletrônica Cecé. Brumadinho MG | |
| LG |
39LB6500
PAINEL: AUO T390HVD03.3 XL |
It turns on, tsound is an image, but it freezes and blurs every 2~3 seconds. | Disconnect LC1 and LC2 connections on both sides of the boards attached to the panel. | electronicssupplyparts - Gramado/RS | |
| LG |
21
|
Tsound is no image, just a few vertical stripes, thick lines | R512 4k7 alterada | Replace | MC-059C |
| LG |
LAS550H
|
Only at minimum volume, does not increase volume. | Reset factory settings, press vol - and sound effect key on the control for 3s. | Other electronics had already condensed main board. | Paulo |
| LG |
RP14CB25A
MC059A |
The LED lights up on the TV but it won't turn on, press the controls on the panel or remote control and it won't start | Crystal x1 broken terminal, the crystal was replaced and the TV stuck. | Val | |
| LG |
43LF5900
|
Backlight on but no image | Problem fabric | Isolate the flat track that goes from the tcon to the screen, the right flat of the tcon, more specifically between the left part and the middle of the flat | Eletronica Muniz |
| LG |
42LK450
|
Works for a while and turns off by itself | Low primary power supply voltage must be 380 volts | The glue on the 750k resistors r610/611/612/613/616 replaces the value downwards, removing the resistors will clean and resolder. | Ricardo Eletrônica Ematel |
| LG |
32LD350
|
Standby LED on does not turn on | Coil l416 charred under the main board and ceramic smd capacitor shorted to c457 | Replace the two, I hope I helped everyone!! | PATRICK ELETRÔNICA |
| LG |
14SB1RB
|
Without synchronization and without color, the image returns after being on for a while, appears without color, when it heats up well, the color arrives | C309 220uf/35v sold out | Capacitor replaced | Cláudio técnico - Ademir - Surubim -PE |