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 | RO-21FE85G MC | Vertical closed and shutting down | Change regulator ic803 | dney | |
LG | 21FU4RLG MC-059C | Power supply inoperative, noisy | Ic 501 | Replace micro | BUBINA MARLEY |
LG | 29FU6TL CW-62D | Without image and with sound. when increasing the screen it has a rainbow effect. | Vertical ic301 la78141. | Replacement la78040, tda9302h. | R-TEC Eletrônica |
LG | RP 21 FD 10 BRS | It works but tsound is no image, tsound is a big circle in the center of the trc, you see it and think it is a yoke (coil). | After some tests I realized that the RGB worked but had no effect. | Replaced the kinescope and it was just joy | Dé Andrade |
LG | 29FS4RLG | Cushion effect | Capacitor c-461 47n x 630v | Fabio Andrade | |
LG | 21FU4RL | White screen with no image | Memory | Replace | ELETROCLAUDIOPE AGUAS BELAS |
LG MONITOR | FLATRON L1753T-BF | The screen was black, only the blue light from the LED worked! | Even though the power supply fuses are not "blown", they can be damaged! | Replace all power supply fuses! | leandrobentes |
LG | LG21FE85G | Turning off in 3 seconds | Remove tr 16 (turns off protection) | HP ELETRONICA | |
LG | 29FU6TL | Vertical closed | D301-1n4005 | Replace without measuring, | ADRIANO..RIO VERDE MS |
LG | 20CB20 023A | LED blinks, beeps and doesn't turn on (it started turning on when it wanted to). | S826 | Replace and run for the hug. | R-TEC Eletrônica |
LG LCD | 32LG80FD | Doesn't start at all | See r526 | ||
LG | 32LG30R | Does not turn on lights and no sound, no 24 and 12 power supply. | Change c118 (220nf), it is connected next to r128, tsound are cases when the r 128 is changed and components are removed and it continues to not turn on. replace the r 128 with a 15k one, if it doesn't work increase it to 22k, remove c108- zd111 and z112 and replace c 207 and 208, both 3300/10v. | joaomvjr | |
LG | CP-15Q90 | Does not turn on stand by led | Capacitor 470pf x 2kv with leakage - position c 417 | Matões A. Técnica | |
LG | 32LS3500 | Inverted image | Sim | ||
LG | 21FU4RL | Plug it into the socket, the LED lights up, press a button, it goes out and lights up again and it doesn't oscillate horizontally | C 525 shorted killing the 9 volts of the micro | Edimilson de Osasco | |
LG | 21SA1RL-L4 L4 | No normal video, sound and image on AV output | Capacitor c511 shorted on the processor pin 49 line | Replace the c511 with a 100μF/16v one. | NelsinhoPira |
LG | 29CC9RL | It works for a few minutes and turns off on its own. | Change photo coupler. | Ademar Videira SC | |
LG | CP 21Q24 | It doesn't oxilate, it has a normal +b in the secondary, just don't worry about +b at the output of the 78mr12 regulator. | Change the ram. | Ademar Videira SC | |
LG | TODAS | On most LG televisions they work perfectly, but after a while the image disappears. | Resolder to tube plate. | Ademar Videira SC | |
LG | 21FJ6RB | Without a power supply completely stopped when measuring the horizontal on the board all the pins seem to be shorted but it is good | Fly back | And just replace it and that's it | BETO ELETRONICA ACRELANDIA ACRE |