Lg Repair Tips
Search: lg
Results: 4876
Results: 4876
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
CM8350
|
Turns on, but no audio output | Pfc voltage was low. cause: leaky pnp transistor ktn2907as (zh). | Just replace it and the problem will be solved. component position: q910 | (FELIPE) PRO PC Eletrônica e Informática |
| LG |
14FK3BR
|
Vertical closed at the bottom and stretched at the top like the image is folded at the bottom | R=305- 12k changed measuring 29k | Replaced and solved the problem | Antonio Carlos (Eletrônica Renascer)Boa Vista do Gurupi-MA |
| LG |
21FJ8R
CW81B |
Vertical | When I took out the Q16 TV it turned on with vertical closed | R301 18k ruim | JOAQUIM |
| LG |
RP29CC90
|
I'm sound | Perfect picture without sound | Both speakers | Edinaldo |
| LG |
CM4440
|
Does not turn on very low secondary power supply | Power supply coupler | Replace the two power supply couplers | beto2828 |
| LG |
W1642S
|
White screen. | Transistor in logic q602 burned (a1241). | BRUHHNO | |
| LG |
RP20CC20
SC23A |
Normal image without sound | Ic 662 | No voltage on the reset pin of the ic661 it didn't read it was audio | Carlinhos100 |
| LG |
32LB560B
|
No image on screen | Shorted LED bar, opening protection. | Svc kit replacement | rogeriofederal |
| LG |
42LH
|
No image on screen | Inverter power cable for lamps saturated | Changing the inverte power supply cables in the replaced socket. | rogeriofederal |
| LG |
CM4330
|
Doesn't start | Diode d923 | Just replace. | ELETRONICA LINE ORG CICERO LIMA |
| LG |
42LC2RR
|
Turns on after some time, +/- 20 minutes | Check cold welds on r107 and r108 | basilio98 | |
| LG |
21FU6TL
|
Turns on and off then actuation protection and loaded power supply | Vertical c.i ic301 shorted | Note: you have to remove it to get to the defect because if you turn off the power, the TV still has the same symptom | Medeiros |
| LG |
42PQ30R
|
The power supply relay keeps hitting twice then turns off and turns on again by hitting twice | Replace d 104(1n4007) e zd 155 ( 15v) | ELETRONICA SILVESTRE | |
| LG |
20CD2R
|
Does not turn on does not light up stand by | Normal +b power supply does not have 5v | Lack of voltage 5 v replace regulator 78r05 ic806 | Center som |
| LG |
32LG60UR
|
With sound but no image, normal backlight. | F of the 1.5v line open and c32 shorted | sergiopax | |
| LG |
21FU4RL-L3
CW81A |
Image with low contrast, normal characters | R519 de 9k alterado dando 135k | And just replace and run for the hug | jocimario |
| LG |
21FU4RL
|
The TV has a red LED when you press the power button. The LED goes off and doesn't light up if you remove it. | Capacitor c311 and q840 ci 431 defective was replaced, resolved | Sebastião rodrigues | |
| LG |
32LS3400
|
Restarting every 5 minutes | Change or rewrite ic1401 with the TV model program. | Antonello | |
| LG |
42SL90QD
|
Liga, sem back light | C402 short on the LED drive board | Replace | Maurlio |
| LG |
CM4350-AB
|
When turning on it comes with sound when increasing it cuts the sound | A lot of cold soldering and the oxidized photocoupler pc903 changes and runs into the hug | vanderlei de jesus barbosa |