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 | 42LG30R | Red image, menus with ok colors | Rewrite the ic802 eeprom | Resistronic Resende | |
| LG | 42PB2RR | Stand-by LED on, but does not turn on, neither on the button nor on the cr. | C-837 22uf x 16vdc smd replace is between ic900 and ic800 | I was very happy because I was accurate with it, I hadn't found anything online about this defect. | robusto SCINFO-RJ |
| LG | 60UM7270PSA | Flashing, no image, no characters, normal sound. | Checking the t-con board on the back, under the processor and under the ic u300 (5567s) tsound were signs of overheating. When heating the IC, the board returns to 17V voltages | IC U300 (5567S) replacement or replace T-CON board. | World TV - Sorocaba |
| LG | 50PB650 | Doesn't start | Defect on the main board to make auto gen and just turn off the power supply on the main board and jam the auto gen on the controller board and release the lvds cable | Replacing the main board | orlando lott |
| LG | 32LK330 | Turns on normally, turns off lamps 3 times and turns off completely | Abl voltage was at 180volts - cause dz502 15v short | Dz502 replace | Pardal-x |
| LG | 42PB2RR | Stand-by LED on, but does not turn on, neither on the button nor on the cr. | C-837 22uf x 16vdc smd replace is between ic900 and ic800 | I was very happy because I was accurate with it, I hadn't found anything online about this defect. | robusto SCINFO-RJ |
| LG | MONITOR FLATRON 23MP55HQ | Doesn't start | Conversor stepdown 3v3 | Apw7301, as I couldn't find it, I researched and discovered its equivalent, it's mp2307. equivalent replacement, replacement apw7301 | Davi.sls |
| LG | 29MN33D | After a few minutes, the sound disappears. | Leak in the smd c742 capacitor near the power supply connector. | Remove or replace. | Persio (TVCompany) |
| LG | 42PB2RR | Stand-by LED on, but does not turn on, neither on the button nor on the cr. | C-837 22uf x 16vdc smd replace is between ic900 and ic800 | I was very happy because I was accurate with it, I hadn't found anything online about this defect. | robusto SCINFO-RJ |
| LG | 28MT49S | Inverted image after changing the PCI | Even with the mirror mode off/on option, the image remained inverted with both options, the reason being the lack of resistance in position r7206, removing it from the old board and placing it on the new one. After that, test one of the two mirror on/off options | TV CENTER GUAIBA | |
| LG | 42PB2RR | Stand-by LED on, but does not turn on, neither on the button nor on the cr. | C-837 22uf x 16vdc smd replace is between ic900 and ic800 | I was very happy because I was accurate with it, I hadn't found anything online about this defect. | robusto SCINFO-RJ |
| LG | 32LD420C | Whiteout image and background image | Smd capacitor next to the screen flat cable on the main board ok | GALILEU ROCHA | |
| LG | 42LD420 | When you plug it into the socket, the TV stays on standby, that is, the red LED is on. When you press the power button, it turns blue and then returns to red. | C402 shorted is a blue capacitor next to the inverter | Eletronica do Almiro | |
| LG | 55LA6210 | LED blinks and doesn't turn on TV | D 201 | Replace the diode that produces 3.3v. it kept oscillating. | Eletronica avs |
| LG | 50PN4500 | Does not come out of standby | Q604 was not switching | Jumper between base and emitter | |
| LG | IPS236V IPS226V LT212 V015 10_06 | Doesn't start. Keyboard locked locked in eeprom | Eeprom blocked / when the monitor does not turn on and neither the blue standby LED is lit, it was probably turned off during the keyboard power with the keyboard blocked condition. Tsoundfore, you can try to call via the service remote control if the normal control also does not respond. If none of this works, the solution for me was to import a working board from China and copy the eeprom data. Bingo! I am making the data available For sale on the free market user on ml: arrudaedson97 | Rewrite eeprom 25x20xx ic501 | SNEGS |
| LG | 29MN33D | TV turns on after 3 minutes, no audio | Defect in the mute smd transistor q700 also q702. Once the components were removed, the audio was normalized. | retekeletronica | |
| LG | CM9730 | Turns on sometimes tsound is sound most of the time when turned on tsound is no sound | Leaky opto coupler | Opto coupler die 904 | Josetecnico |
| LG | 60PB6500 | Image with dark smoky shadows | Resistor 2r2 r55 placa ysus | João Bosco Sorocaba | |
| LG | MS3047G | Turns on, display restarts, confusing numbers | Capacitor in primary, 4.7 x450 and 1x450v exhausted | Capacitor in primary, 4.7 x450 and 1x450v exhausted | PEZENATTO |