LG TV Repair: Common Faults and Solutions.
Search: LG
Results: 4833
Results: 4833
LG Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| LG | 29FU1RS | Power supply +b does not weapon | Photo power supply coupler +b ruin | Replace the photo coupler | JURANDIR |
| LG | 29CC2LR | Burns horizontal output instantly | C406 open | Replace of c 406 whose value is 20k 2000v polyester | sansão1 |
| LG | 29FX5R | Burning horizontally when turned on | Broken fly back | beto eletronica | |
| LG SUPER SLIM | 21FU6TL-L4 | Does not turn on, tsound is no + b in tr.q-402 | Q-402 shorted and c-414 with changed value (capacitance) | Replace the tr q-402 2sc6090 and c-414 183j for new ones | Paulo Sertel - Itararé - SP |
| LG | 21FV6TL | It doesn't turn on, the power supply doesn't work. tsound is no +b in the collector d q-402 | Change the tr. c6090 and the 183jx2kva capacitor for new | PAULO SERTEL | |
| LG | RP-20CB67 MC-059A | Power supply with 48v in standby when you press the on button the power supply drops to zero | Fr402 open if it is changed the TV may turn off by itself | Replace | EletroClaudio Aguas Belas Pe |
| MONITOR LG | FLATRON EZ T530S T15LA-O | The monitor had a 1 finger strip on the left side shaking. | C-731. | Your replace. | wagner |
| LG | CP 21Q24 MC83C | TV did not turn on, only on stand by; tsound was no sound generated by the TV signal, only from the game and externally generated signal | Device used on the coast (sporadically, but connected to the electricity grid, remaining on standby) | Replaced r547: 75 k abl line; signal diodes, d201, d251, d701, mute line; ci 601 (cxa 2104 s) wsound tsound was audio pin 11, but output pins 1 and 2 absent | Sérgio Takashi |
| LG | L1753T8 AWZZQPS | Turns on and off after a few minutes | Everything turns off and doesn't turn on | MARCOS ANTONIO MARTINS | |
| LG | 42PG20R | Does not turn on, blowing fuse. | C102, 4k7 shorted | The same was replaced, but it was placed with a voltage of 2kv, as the original is 1000v and does not support it. | CALIXSERVICE |
| LG | CP20J52 | Turns on, image appears and then turns off | R516 47k open (the micro realizes that the vertical one is closed) | Replace the resistor | |
| LG | CP29C85 | LED is on but does not oscillate | R831 open | Also see horizontal output, it could be shorted | ELEETROSONIC |
| LG | 700S CB777F | LED blinks and monitor has no image, no high. | C200 burning | Replace of q705 (c200) horizontal transaxle drive. | Monitor |
| LG | 21FU4RL-L3 | Arm the power supply but it won't turn on! | Rf 825 open on secondary power supply | Luis Araujo (teia) Pará | |
| LG | RP-29CC90 049A | Screen with red image | Rewrite the eeprom | Or replace | EletroClaudio Aguas Belas Pe |
| TV LG | 29CC9RL | Negative screen with yellow, green, blue and red spots. | Diode z0502 close to tda 12041pq/n1f40 | Luis Araujo | |
| LG | T530S | High voltage pulsing, when you lift the screen a white screen appears wobbling in the center of the screen. | R450 (120k) changed, measuring close to 140k | Replace with a new one | Marcos Cezar mata rs |
| LG | RP29CC25 | The TV had a broken flay back and burnt horizontal bu, when I changed them the TV didn't show an image, just sound, everything was dark, I looked at everything in the video area and nothing | It was then that I removed the vertical output as it was heating up quickly, and it was the cause of the problem, from the 1st pin to the 2nd pin of the vertical output it was shorted, then another problem came, it was the la7840, so I only had the la 7845, I put it in her and was file | This email address is being protected from spambots. You need JavaScript enabled to view it. | |
| LG | RP14CB25A MC-059A | No image with characters | Diode d502 1n4148 shorted | Replace d502 | ELIEZER LOPES |
| LG | RP20CB20A | Without horizontal and vertical synchronization | Epron 24c04 | Epron replace | jtm eletronica |