LG TV Repair: Common Faults and Solutions.
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Results: 4834
Results: 4834
LG Repair Guide: Common Issues and Fixes
Brand | Model | Fault | Detailed Problem | Solution | By |
---|---|---|---|---|---|
LG | 24MN33N | The TV kept cutting the sound due to the voltage of the q700 (mmbt3904) varying between 3.3 and 2v | What I did to solve the problem:. as I didn't find the transistor q700 (mmbt3904). I removed it from its place and left it without the transistor, the TV is working fine. | Obs. As I live in a small city it is a little difficult to buy, this was the solution I found but the ideal is to replace the component because the mute function stops working. | Reginaldo Alves |
LG | RP44NA40PA | TV would arm for a few seconds and give audio and turn off | I loosened the cables from the cannon that is connected to the triplicator or capacitor block and nothing, then I released the one from the flyback, the flyback generated high voltage and the TV stayed on, of course with no image. | Replace the block 4410z a001p you can put it with the ending l which is the same. | Bardock Eletronica |
LG | 21FU6TL | Greenish image | Zd502 aberto | Replace the same | Rildo aranha |
LG | 47LB5600 | The LED doesn't turn on (when you try to turn on the LED turns off but doesn't turn on) | Turn on 3.5 on power-on and on drive-on if the screen lights up, defect on the main board | Main board | Krul |
LG | 42CS460 | Turns on, turns off immediately, turns off the lamps. | Bad contact on transistors Q707,708,709710. | Resolder them. Tighten all screws on the plates. | arock |
LG | 32LY340C, 32LY34H, 42LY340C, 42LY340H... SERVE PARA QUASE TODAS LCDS, LED. | Tip to unlock when you forget your password. | Navigate to the lock and try to access it. You won't be able to do so because you have an unknown password. | Try accessing again. When the password box appears, click the mute button on the remote control 3 times. A box with 6 digits will appear. enter the following password: 129472. the box to reset password will appear. put the default password again which is: 0000. done. Just unlock the device. | Eletrônica R-Tec |
LG | 42LD650 | It doesn't turn on, the red LED keeps flashing | After testing all voltages, it was found that the micro bga did not oscillate | Resolder or micro bga at 380° | RobertoBrujaH |
LG | 32LG60UR | Turns on normal image and then after it heats up, the image shakes vertically. | Capacitor c111 10x450v weak on the inverter board | Just replace | GUINGA sdia - goias |
LG | 42SL90DQ | The device does not turn on, the LED does not light up, tsound is no voltage on the secondary. | Diode 202 shorted. | Diode 202 replacement | carlos |
LG | CL14C600KJ CL | Off and the LED didn't light up | Horizontal shorted killing the power supply | Replace it for another like it | ELETRONICA CAVALCANTE |
LG | RP20CC95 | No channel, no RF or AV, normal drizzle | Capacitor eletrolitico c524 ,1/50v | Capacitor eletrolitico c524 ,1/50v | DJ PITUKA |
LG | 60PB5600 | No image, just talk. | T251 transformer that generates 18v. oxidized and open. | Replaced or healed. | ELTON CASTRO |
LG | FS4RLG 62W | Cushion effect | Cold solder on the board above the flybeck | regis eletronica jacobina-ba | |
LG | 29FS4RLG | The television turns on, with the image appearing and disappearing and with all sides closed, in the shape of a square. (power supplys oscillating). | R845 open. | Replace r845 de 4, free | Carloscte |
TV LG | 29FU6TL | It wouldn't start, outboard engine noise in the sound, normal secondary voltages, 3.3v power supply, tsound was only 1.2v | Ci 823 was replaced, 3.3 regulator with leak | José delta line | |
LG | 39LN5400 | No image screen lighting lights up normally | Shorted screen board smd capacitor (c18) | Replacing capacitor c18 on the lcd screen board. | sérgio |
LG | 21FX5RL | Turns on, vertical closed wants to open, green retrace and turns off. | Ic 501 | Substituir ic 501. lg631-9r | Eletrônica mineira |
LG | 21FU4RL | Alloy, +b normal. activates, turns off LED. the +b on the flyback goes to 0v. | Broken track to the fusistor | You have to check carefully as it is not visible. only with the multimeter. | Rildo aranha |
LG | 32LK330 LCD | When turned on, the lamps blink but remain off | C401 (22j x 6kv) with low capacitance and heating up a lot | Replace the capacitor | Lucafer |
LG | L1930S | Turns off after a few seconds of operation. | Change without measuring c203(680µf/35v) change by 1000µf/35v | Duarte Pacheco |