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 | 21FU1R | No sound with image beauty | TV erased the memory This happens when the TV takes on water, changing the memory sometimes does not solve the problem because of the different TV TVC model programming. | Enter service mode, replace to stereo 2 press ok on the remote control, to enter service mode; Press menu on control and TV together then press menu to replace address vol+or- can+or- to replace address then press ok good luck | marcos melo CASCAVEL CE |
| LG | 42PC1RV PLASMA | It doesn't work. When it turns on, the white LED flashes for a few seconds and turns red. (stand by) | Q 801. c 3198. | Replace. | This email address is being protected from spambots. You need JavaScript enabled to view it. |
| LG | 29CC2RL | Does not turn on without voltage horizontally and engaging the relay | Change the 2 optocoupler and solved | KAIRO MT | |
| LG | CP 20B 85 | TV turns on with all the currents and then red predominates as if the resistor responsible for red had opened | Tracker Socket Two Tubo | eletronica havai | |
| LG | 20CD2R | Doesn't start | Transistor q402 tt 2170 shorted, also change c 406 2.2x 160v and first check the power supply, which must have 110 v | CARLOS AUGUSTO | |
| LG | 230CD2R | Doesn't start | Transistor q402 tt 2170 shorted, also change c 406 2.2x 160v and first check the power supply, which must have 110 v | CARLOS AUGUSTO | |
| AUTO RADIO LG | LAC470 | Radio sound ok doesn't work cd, cd stopped | CD power transistor missing power supply | Resolve to run for a hug obs. transistor q 307 | fernandoferreira |
| LG | 21FU4RL | Don't tune anything | R114 (30k) next to varicap | HP ELETRONICA | |
| LG | 14,20,21,29 | Turning off | Check c407,r421,r407,r408,r420,q403, if ok, place 390r resistor in parallel with capacitor c409 220mf | Badri | |
| LG | SYSTEM LM-M730A | Carousel does not rotate indicates CD error | Carousel drive motor | Replace | eletronicaapolo |
| LG | RP20CB67 | Protection acting | Ci 301 | c@rlinhoselectro | |
| LG | RP-14CB25A | Sem vertical | Resolver or processor | c@rlinhoselectro | |
| LG | 14J52 | Tuning disappears (no audio and image) | Solve em ic 501 | H. Santos | |
| LG | 21FX5RL-LD | When turned on, the stand-by LED blinks after a while and turns on with the power supply high at approximately 140v. | Even without appearance, the following components were faulty: ic 801 (strw6753) ic 802 (ltv817) ic 805 (se 110) q 801 (c3198) r835 (1k) and zd 851 (6v2). | After replacing the components mentioned, the TV started working normally again. | WAGGUINHO |
| LG | CP-15Q90A | It just stayed on stand-by, the LED was on but it didn't arm | Regulator ic ic049(kia78lo5bp) | AELSON | |
| LG | TV LG RP-20CB20A RP-14CB20 RP-21FB32 | It takes time to turn on without characters blue screen, after three minutes it shows image, keyboard locked, crt inoperative | Dz 412 shorted or changed | Replaced; started working again | ETERNO; VIDEOTRON ANS GO |
| LG | FLATRON T730SH CA-136 | Stripe varying on the left side | 101/2kv ceramic capacitor | LUCIANO | |
| LG | CP20K40 | Dark band left side | Building 412-9v1 | CARLOS APR | |
| LG | 29FS4RLG CW-62C | Doesn't start | Remains stand by, burning q401(c6090) | Replace q401 and t401 (bsc26-n2138) | x_mandrake |
| LG | RP-29FA30A MC022A | It closes the frame, as if it were a cushion effect, but it varies when the volume increases | Capacitor c407- 273j 630v | Replace directly, tsound's no point in testing. | Moraes Sptv Campinas |