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 | DR385 | Opens the drawer all the time when you close the drawer with the dvd it doesn't turn and opens the drawer again | Drawer closing switch goes on the drawer opening and closing motor board | I just replaced it and it was 100% | ELETRONICA AUTO TREVO |
| LG | 21FJ8RL | The pulse LED turns on to turn on the LED turns off and does not turn on the power supply with +b at 73v | Transistor tl431 in position q840 tsound is no point in measuring, you have to replace it | Beto Eletronica Acrelandia AC | |
| LG | 29FS4RLG CW62C | Closed image on the sides with waves and overheating the horizontal output | C407 e c432 | It took work, help yourself, post your tips. | ÁdrianChapadãodoCéu |
| LG | 29FU1RL CW62 | Vertical closed from top to middle with curved retrace. | D301 1n4005 open | Just replace | ÁdrianChapadãodoCéu |
| LG | MCT704 | All turned off, keyboard doesn't work. | R914 - r915 - r916 | Djalma de Oliveira | |
| LG | W1752T-PF | All white screen | Open f1 defect and ci max17077 shorted on the pci next to the screen | BRUSKE | |
| LG | 21FJ8RL CW-81B | Turns on and then turns off | C307 stewed | Replace of c307 and la78141 (la78141 = la78040) | pedro eugenio |
| LG | 14FK3RB | Inoperative, LED does not light up, normal secondary voltages | C543 behind vertical heatsink | Replace it and resolve | MARCONDES LIMA,Jaicós-PI- Brasil |
| LG | 42 PLASMA | Normal league without image with sound | T 501 breaks the wire that is soldered to the transformer leg due to humidity, solder it carefully | After welding it was a show | ELETRONICA AUTO TREVO |
| LG | 21FU4RL | Turns on and off, turns on and off. | Check r842 of 27k, as it may be altered. | R842 of 27k, replace it for the same one. | Naldo |
| LG | LG RP20CB62 SC-023A | Turns on, but screen flashes | D502 altered, almost open at low scale (x1) and with a lot of leakage at high scale | Replace it. If you don't have the original 1ss133, you can put 1n4148 | DERLI SOUZA |
| LG | LG RP 20CB62 SC-023A | Turns on, but the screen stays dark, and if you open the screen it becomes a retraction line | Change (without measuring) the c908 = 1200p/2kv | DERLI SOUZA | |
| LG | RP14CB20A | Inoperative, the LED only lights up | Q burnt horizontal q=tt2170 replaces it with a q=bu 1508dx the TV worked normally, glory god | This email address is being protected from spambots. You need JavaScript enabled to view it. | |
| LG | RP-21FD15 | When turned on, a horizontal line appears on the screen and returns to STBY [appearing to be a defect in the vertical output] | Fr301 open and d301 shorted. | Replace and run for the hug. it cost? | Altevirlima_Valparaiso Eletrônica_PA |
| LG | 21FU1RLG MC-059C | TV turns on then protection kicks in after several attempts it remains on with all normal voltages when turned on | I found out that it was a defect in the vertical's protection, finding that the c308 47ufx16v was defective and is located against the vertical's heatsink. | Replace it and good luck | rolf |
| LG | 29FU1RS | The power supply capacitor is charged, it does not turn on and the standby light does not come on. | Capacitor 3300uf x 10v burst, regulator strw5656a photo coupler pc817 and tl 431. | Willian8952 | |
| LG | CP-14B88 | Horizontal does not open completely on the sides and the TV does not tune the channels | C814 (100uf/100v) | Replace for a new one, TV is ok! #let's help, post your tip# | andlss (AL TECNOLOGIA) |
| LG | 21FU6TL CW81B | The device works normally but over time it goes out of tune. | Resistor: (r 114 30k) open on the 30 volt line varicap good luck. | Jucelino Eletronica | |
| LG | CP - 20K70 MC 999A | With image, without Audio (sound) | Pin 02 and 55 of ic 501 (also 1238 bn) shorted. | Replace ic 501 ( tb 1238 bn ) | BARRETO CRUZ |
| LG | RP21FD10 | When triggering the threat it turns on but does not arm | Fly back | When replaced it started working again | JOSÉ GUSMÃO |