Lg Repair Tips
Search: lg
Results: 4875
Results: 4875
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
42SL90QD 47SL90QD
|
Sometimes it doesn't turn on or off and other times the volume bar appears and the keyboard becomes inoperative. | Keyboard cable pinched by the cover. | Changing the thread path so that the thread does not crush when closing the product. lg bulletin 0424.0 | |
| LG |
CP-14B85
|
When trying to activate, it returns to st.by. | TV. It had +b on pin 3, but it armed protection. | Checking voltages, the 12v power supply ~did not fix in the reg. ic 804, however the cause was the vertical output ci la7833 which took this voltage to ground due to the internal short. | ELETRONICA ESTUDIER- CANOAS RS |
| LG |
42LG30R
|
Sometimes it turns on and sometimes it doesn't turn on | R128 | Put 18k or 20k | luiz melo |
| LG |
RP-14/20CB25A
|
The LED lights up, the relay turns on and doesn't work. It has 110v, it has 10v but it doesn't have 9v. | I know it's a bit rare for a shorted electrolytic capacitor but, in my life as an electronics specialist (35 years), it must be the 2nd one I've found to have a shorted. | Replace the 470/16v c850 and good luck! success to all. | pernambucano |
| LG |
RP20CB20A
|
Very dull brightness without contrast | Check d501 d502 with leak replace it with 1n4148 and that's it | ELETRONICA COLOR TEC - MAUÁ SP | |
| LG |
FLATRON EZ T730SH
|
Screen completely dark (black), monitor has a mat, triggers the relay normally but nothing appears on the screen. | R450 de 120k | ||
| LG |
RP21FE85
|
Don't tune anything | Welding inside the varicap | Redo the welds | Xoba |
| LG |
14RP
|
It only stays on standby and does not start | +b normal shz normal | In my case it was the tda2006 sound output, the replace was normal. | fernandocamarques |
| LG |
14K40
|
No picture no sound shutting off in a row | Defective vertical outlet 8403 | ||
| TV LG |
RP20CC25
|
Image with little brightness even when increasing scrim | Shorted diode in abl line | moroni | |
| LG |
21FJ6RB
|
No audio | The defect was in the Q501, it was replaced and the audio returned to normal | VALMIR HERMANN | |
| DVD LG |
DV361
* |
Turns on and then turns off | C-123 leaking due to power outages | Its replace for the more powerful one. | wagner |
| LG |
SOM
|
Very low sound, sometimes it works normally | Strx 6759 with a small short | Replace the same | fofao |
| LG |
21FX5RL-LD
|
It turns on and then turns off and there are times when it doesn't turn on. | Power switch sw801a same as semp toshiba | fabiusmax | |
| LG |
29FS4RLG
CW-62A |
TV doesn't work. +b doesn't have it. | I disconnected the deflector coil and measured, it was shorted vertically + horizontally. | Changing the coil, and everything worked again. | pernambucano |
| LG |
26LG30R
|
Turning off every 15 minutes | J 104 (protection) disconnect below the two 47x250volt capacitors | HP ELETRONICA | |
| LG |
PR-20CB20A
|
No contrast in the image, but menu with normal contrast | D502 shorted | Replace d502 (1n4148) | andlss |
| LG |
29FS4RLG
|
Turning off | 43 | roni silva | |
| LG |
LG32R30
|
After turning off the control, the device does not turn on | Remove zd112, zd111, c108 (according to LG circular) | MARCELO BERNARDINO | |
| LG |
LG32R30
|
After turning off the control, the device does not turn on | Remove zd112, zd111, c108 (according to LG circular) | MARCELO BERNARDINO |