LG TV Repair: Common Faults and Solutions.
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Results: 4833
Results: 4833
LG Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| LG | 21FU4RLG | Image closing, warping on the sides | D407 and c406 in the horizontal circuit, it keeps heating up ci tda8145 | Replace them | This email address is being protected from spambots. You need JavaScript enabled to view it., jaicós PI |
| LG | RP20CB20A | Dead | F806 cold welding | Eletroclaudio Aguas Belas PE | |
| LG | DVD DK140 | Does not open the drawer from the front panel and stops after rotating the disc a little. | Touch key. | Changing the four license plate keys. | NILTON-AVARÉ-SP |
| LG | CP14B85 | TV turns on at times, doesn't turn on at times | Cold solder on the FB801 very close to the ic 803 str f6654 | Resoldered and everything resolved. | A&V |
| LG | RP-29FE80 | Inoperative and blowing fuse | Supply regulator strx6756 | Replace | Eletroclaudio Aguas Belas PE |
| LG | RP-29FE80 | Screen with the image stretched excessively wide | Roasted l401 ferrite coil | Replace | Eletroclaudio Aguas Belas PE |
| LG | CP29Q54 | No image on the TV, the three normal AV inputs | Transistor q103 open between base and emitter | Replace q103 with itself or put a bc548, if you don't have the same one. | CALIXSERVICE |
| LG | FLATRON CP 21Q24A | Very opaque image with no adjustments for color, contrast, brightness, nor through the service menu | Resistor r547 (75k) | Montenegro | |
| LG | RP-20CC20 | It doesn't turn on, sometimes it turns on normally and turns off by itself without b+ | Just change the strf6654 of the power supply | ELETRONICA ARNI-LEOBERTO LEAL-SC | |
| MONITOR LCD LG | MODELO L1753TS | Doesn't start | After analysis I found 2 power supply capacitors exhausted. | I replaced all the electrolytes and it started working normally. | BF.COLATINO |
| TV LG | CP20B 85BRS | Does not come out of standby | When the TV is turned on, only the LED blinks. | Solution ic301-la7833 short, replace ic 301-with la7833-vertical. | BF.COLATINO |
| MONITOR LCD LG | L1753TS | Doesn't start | After analysis I found 2 power supply capacitors exhausted, I changed all the electrolytics and it started working normally | BF.COLATINO | |
| LG | LM U 1350A | I'm sound | It doesn't have 31v, the rest is normal. | Ic 901, str x 7659 defective | zapeletronica |
| TV LG | CP14B85 | I found the capacitor c 814 dry, I replaced it and it returned to normal. | The TV arrived with a reduced screen, the image was very dark and warped a lot. | I found the capacitor c 814 dry, I replaced it and it returned to normal. | BF.COLATINO |
| TV LG | 29K30A | Defective horizontal | This television, lg 29k30a, arrived at the workshop with a vertical list, from top to bottom, in the middle of the screen. | Causes capacitor c411 (500nf x 200 v) open. | BF.COLATINO |
| LG | 37LG30R | It doesn't turn on and the LED blinks a few times and the TV doesn't turn on, and when it's turned off using the remote it won't turn on again. | Remove the protection components | Remove (c108, zd111 and zd112) | johnny busnadiego |
| LG | 32LG30R | It doesn't turn on and the LED blinks a few times and the TV doesn't turn on, and when it's turned off using the control, it doesn't turn on again. | Remove the protection components | Remove (c108, zd111 and zd112) | johnny busnadiego |
| LG | CP-20 | Just white screen with no image and no characters | 5v zener diode. zd803 partial short. | This diode powers the computer and, after changing the diode, the TV. returned to normal. | BF.COLATINO |
| LG | RP21FD10 | Doesn't start | The standby is on, when I press the channel button the LED flashes but does not go off. | Solved was the fly back. | BF.COLATINO |
| LG | 29CC2RL | TV with wavy image on the sides and colors varying from cyan to red to green | Changed the main micro and problem resolved. | BF.COLATINO |