Search: Lg
Results: 4820
Results: 4820
Lg Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
42LB9RTB
|
Picture failure | 6870c0119a can be placed 6870c0170b | Despite the size difference, the functions of the two boards are the same. | orlando lott |
| LG |
32SL3400
|
Restarting | Capacitor da power supply d 1500 mg /10 volts low capacitance | C201 capacitor replaced | RCs eletrônica |
| LG |
43UM7510
|
Reduced LED current | Retirar r801, r815. r818. r824 | Decreased by 10 volts. I'm not sure it's correct, but I didn't find any tips. | Eletrônica Cecé, Brumadinho MG |
| LG |
22EA53T-P
|
Monitor - lg - flatron 22ea53t-p with the following defect, blinking on and off and when it manages to turn on, the screen saver starts blinking again | Capacitor in power supply 680uf x 25v | Replace capacitor 680μF x 25v on power supply or power supply board | Roberto Freire |
| LG |
CM4440 CM4450 CM4640
|
Mute and/or s-protect | Pvdd power supply missing | Check the q901 and d951, replace the zd912 (20v) in the power supply primary | Baguatech |
| LG |
21FX5
|
No audio and video in av | Resistor r761 1k open | Replace 1k resistor R761 | Raimundo Tec |
| LG |
32LV5500
|
TV doesn't turn on, no stand by, LED doesn't light up, no 3.5v | Power supply board, IC501 pin 7 oscillating between 10v and 12v, no 3.5v voltage, RL101 inoperative, D201 shorted | Replace d201 (sb560) | Wellington Uemura |
| LG |
32LV5500
|
When touching the metal part of the TV, the person receives an electrical discharge as if they touched the mains socket. | C603 with leak. | Replace c603 with an equivalent | Wellington Uemura |
| LG |
32LJ600B
|
So em stand by | Reflow in the processor successfully resolved | cristiano manutec | |
| LG |
42PN4600
42PN4600 |
Image with pigmentation, clouds | Both 8a60 rescheduled piece | Remove from scrap | JOHNATAN |
| LG |
14CB
|
Almost closed vertical | C311 1000/25 | Fábio boysinnn | |
| LG |
W1642S
|
Doesn't start | Rewrite eeprom | Rewrite eeprom | |
| LG |
42LG6000
|
Loose scratches in the image | The problem is in the two 100uf smd capacitors on the board between the t-con and the mainboard (c403 and c398). the capacitors are both in the lower right corner of the board. just replace these capacitors and the problem will be solved. | Shakti | |
| LG |
14FK3RB
|
Does not come out of standby, 91k resistors ok, I measured the 5 volts on the ic803, I measured the ic806, it did not release the 9 volts, due to the micro not releasing tension on pin 29, I soldered a 10k resistor on pin 4 to pin 1 of the ic 806 TV turned on but with the image distorting, I concluded that it was one of the crystals | O cristal x502(32.768 | I replaced the x502 crystal (32.768) and removed the resistor that I placed on the ic806 and the TV was ok | DTEC-ELETRONICA-Massapê-ce |
| LG |
21FJ8RL
EAX5773090614 |
After about 10 minutes on, the image started to shake and tsound was a cricket-like noise in the transformer. | After testing everything, the defect was the broken strw 6554a | Jr eletrônica | |
| LG |
42LF6500
|
LED current reduction | Change r816, check if you have r817, just put a 3r3 resistor in series | reginaldo moronte, eletronica junior caldas novas | |
| LG |
42LK450
|
Panel lights up but no image | Defect in tcom c305 short. | ||
| LG |
26LH20R-LA/TA
LP91A |
Normal image but no sound on all inputs. | 1.8v supply filtering | Changing the 3 smd capacitors next to the audio output c600, c604 and c610 | André Paz |
| LG |
50PN4500
|
Stand by lights up but tv doesn't turn on | All voltages ok, standby turns on, TV doesn't turn on, | Transitor q604 (x7ua) with problem, replaced and resolved | Valclei Ribeiro |
| LG |
42PT350B
PB12K |
TV doesn't turn on ONLY LED stand by | TV has a low 3.3 power supply on the main board, this 3.3 power supply had 2.1 volts | Replace the 3.3 ic 602 regulator ic | JOSIVAN |