Lg Repair Tips
Search: lg
Results: 4960
Results: 4960
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
21FJ6RB
|
Q 402 broken after the replace, - the most b 110v fluctuated a lot (fr 403) | Q 402 e for 403 | Alextecnico | |
| LG |
21FU1RLG
|
Heating or roasting ic 401 (tda 8145) | Check the l-401 and l-403 coils | Ademar / Videira s.c | |
| LG |
LG21FU4R
|
TV with the relay arming and disarming if the +b with LED turns on and off | Shorted capacitor c525 (470/16v) on the hvcc line, replace it. | Note; for it to generate you have to loosen the base of the q16 protection transistor and that's it.. electronica souza | dedley |
| LG |
42PC1RV
|
It makes a hissing sound, the image goes dark and turns off. mainly cold. | Ressoldas power supply, environment u801 | joaomvjr | |
| TV LG |
CP 29K30A
|
I'm sound | Change the audio processor ci, instead of the original (msp 3440g-b8-v3) the (msp 3425g-b8-v3) can be used | Ademar / Videira sc | |
| TV LG |
21FX5RL
|
No image and sound in av1 and av2 | Replace ic la7958n | Ademar / Videira sc | |
| TV LG |
RP 20R25
|
I'm sound | Check headphone jack | Ademar / Videira sc | |
| TV LG |
29K30
|
Doesn't turn on, doesn't work | Replace damper diode that connects to the horizontal output collector | Ademar / Videira sc | |
| TV LG |
29FE8RL
|
Turn on and off | Resoldar jamper fb 833 (+b) do trafo t801 | Ademar / Videira sc | |
| TV LG |
TC 2033N
|
Little +b on the horizontal outlet collector | Replace diode d 825 (it has a short circuit) | Ademar / Videira sc | |
| TV LG |
20CB62
|
No sync | Change the eeprom (ram memory) | Ademar / Videira sc | |
| LG |
20CD2R
|
No audio or sound | Replace ci la 42071 and capacitor c611 | Ademar / Videira sc | |
| TV LG |
20CB20
|
Image without contrast | Changing diodes (zd 501) of 9.1 volts d501 and d502 can be used 1n4148 | Ademar / Videira sc | |
| TV LG |
21FJ8RL
|
Turn on and off | Changing the vertical output (la 78141) can be used (stv 9325) or (stv 9326) | Ademar / Videira sc | |
| LG |
CP 29K35
|
Burning the horizontal outlet | Replace 27k c404 capacitor | Ademar / Videira sc | |
| TV LG |
29K25
|
Burning the horizontal outlet | Replace 27k c404 capacitor | Ademar / Videira sc | |
| LG |
CP20K70
|
Tv without contrast | Replace diodes d501 and d502 | Ademar / Videira sc | |
| TV LG |
VARIOS
|
Turns off intermittently/or whenever | Check the (r420 open or altered) check the resistors that supply the +b of the fly back tsound are two of 1r6 they both have to be good or for safety change them and finally remove the q 16 (leave it without it) | Ademar / Videira sc | |
| LG |
CP20K40BSR
|
The TV tries to turn on but goes back to standby | Faulty ci- vertical consuming excessive current | Replace o ic 301 - la7833 | ALBERTO MASTER |
| LG |
21FU4RL
|
Excessive width and high power supply with 136v | 27k r842 changed, it is a precision resistor | I just replaced it and I got fillet | charles cbs |