Lg TV Repair: Common Faults and Solutions.
Search: Lg
Results: 4831
Results: 4831
Lg Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| LG | MS3047G | Does not turn on unlit panel | 2.2mH inductor open on the electronic board | lucafer | |
| LG | CJ65 | does not turn on and all power supplys are ok | 24mhz crystal x500 if the crystal heats up the sound turns on | replace 24mhz x500 crystal if you don't have the original, adapt a really large one | Beto2828 |
| LG | CM5660 | Doesn't turn on, power supply ok | Crystal X501 24Mhz, just replace. | Eletrônica JJ | |
| LG | CJ88 | Doesn't turn on | Cristal x500 | Replace the crystal, it can be the 2-legged one, but on the board, solder pins 1 and 4 | Andrei |
| LG | OM4560 Audio Device | Dead | 220k resistor in position R960, connected in open series. | Measure and replace. And run for the hug. | JC Eletrônica Cícero |
| LG | 42PQ30R | BURNING R729 | REPLACE Q21 AND CHECK C503 | HELDER | |
| LG | 32LK611C | Remote control inoperative. I tested 4 different controls and 3 function/sensor boards (IR sensor) | Defect in component VA4002. It's right on top of the power and Wi-Fi flex connector on the left side. | Remove it. As I didn't find a schematic for it, I don't know which component to put back. | Mateus P&CELL |
| LG | 50PQ20-UA 50PQ30-UA EAY58316301 PSPU-J806A EAY58316301 | When turning on you hear a click and it turns off | Check and replace F801, Q801, Q802, IC801 | AdamRep | |
| LG | 32LG30R | Very reddish or bluish image | IC802 failure, it's a 24C64 memory, just replace or rewrite | re-record IC802 and run to the hug | Gilberto Costa |
| LG | DV497H | Does not turn on or takes a long time to turn on cold days | C121 1000uf/10v as high ESR | C121 Replacement | Ederlin |
| LG | 47LG70YD LJ83A | The ST BY LED blinks but it doesn't turn on | Power on voltage values on the power supply board with strange voltages after photocouplers. | SMD transistor pnp Q505(sbt2907a) with leaks. Replace it. Note: PFC did not up even forcing power on command. | NelsinhoPira |
| LG | LM-U1560A 6870R8020AD2007 | Audio | Absence of 35v amplifier line | Solder a 560k resistor to pins 3 and 4 of IC 901. | Expresso-som eletronica |
| LG | 42LB9RTB | Picture failure | 6870c0119a can be placed 6870c0170b | Despite the size difference, the functions of the two boards are the same. | orlando lott |
| LG | 32SL3400 | Restarting | Capacitor da power supply d 1500 mg /10 volts low capacitance | C201 capacitor replaced | RCs eletrônica |
| LG | 43UM7510 | Reduced LED current | Retirar r801, r815. r818. r824 | Decreased by 10 volts. I'm not sure it's correct, but I didn't find any tips. | Eletrônica Cecé, Brumadinho MG |
| LG | 22EA53T-P | Monitor - lg - flatron 22ea53t-p with the following defect, blinking on and off and when it manages to turn on, the screen saver starts blinking again | Capacitor in power supply 680uf x 25v | Replace capacitor 680μF x 25v on power supply or power supply board | Roberto Freire |
| LG | CM4440 CM4450 CM4640 | Mute and/or s-protect | Pvdd power supply missing | Check the q901 and d951, replace the zd912 (20v) in the power supply primary | Baguatech |
| LG | 21FX5 | No audio and video in av | Resistor r761 1k open | Replace 1k resistor R761 | Raimundo Tec |
| LG | 32LV5500 | TV doesn't turn on, no stand by, LED doesn't light up, no 3.5v | Power supply board, IC501 pin 7 oscillating between 10v and 12v, no 3.5v voltage, RL101 inoperative, D201 shorted | Replace d201 (sb560) | Wellington Uemura |
| LG | 32LV5500 | When touching the metal part of the TV, the person receives an electrical discharge as if they touched the mains socket. | C603 with leak. | Replace c603 with an equivalent | Wellington Uemura |