Lg Repair Tips
Search: lg
Results: 4878
Results: 4878
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
29FU1RS
|
The power supply capacitor is charged, it does not turn on and the standby light does not come on. | Capacitor 3300uf x 10v burst, regulator strw5656a photo coupler pc817 and tl 431. | Willian8952 | |
| LG |
CP-14B88
|
Horizontal does not open completely on the sides and the TV does not tune the channels | C814 (100uf/100v) | Replace for a new one, TV is ok! #let's help, post your tip# | andlss (AL TECNOLOGIA) |
| LG |
21FU6TL
CW81B |
The device works normally but over time it goes out of tune. | Resistor: (r 114 30k) open on the 30 volt line varicap good luck. | Jucelino Eletronica | |
| LG |
CP - 20K70
MC 999A |
With image, without Audio (sound) | Pin 02 and 55 of ic 501 (also 1238 bn) shorted. | Replace ic 501 ( tb 1238 bn ) | BARRETO CRUZ |
| LG |
RP21FD10
|
When triggering the threat it turns on but does not arm | Fly back | When replaced it started working again | JOSÉ GUSMÃO |
| LG |
RP 21FB32
|
Loses video (black screen) | D405 (1n4148) with leak | Mauriílio | |
| LG |
21FJ6RB
MC-59A |
After a minute, the keyboard and panel don't work (can't change channel, volume, menu) | 5v voltage was above 7v | Replace 78r05, memory and ic 501 | pedro eugenio |
| LG |
21FS7RL
MC-059C |
No characters | Dz 412 9v1 | geraldo | |
| LG |
DV497H
|
Does not read any type of media | Spindle motor (disc motor) defective, locking | Replace of the same. | jheliocavalcanti |
| LG |
21FJ8RL
|
Don't tune in | Capacitor c502 | Replace capacitor c502 | Fabio |
| LG |
29FS4RL
|
Vertical retrace line across the screen normal image and sound only retrace across the screen | Polyeste capacitor 306 is close to the p 401 baffle connector on the motherboard | pedro santos de medeiros | |
| LG |
LCD VARIAS
|
Does not turn on LED lights up | Guys, these LG LCD TVs are very common. This defect is caused by a diode on the main PCI D 1333 that shorts out, I've had it on several 32" LG LCD models. | Roberto Consertos | |
| LG |
21FJ6RB
|
Vertical opens +/- 10cm in center of fabric | Capacitor .47 no pino16 do ic501 | Joseni | |
| LG |
CP - 20K70
|
Pink image | Change the kinescope (tube) | BARRETO CRUZ | |
| LG |
29FE8RL
|
Vertical closed from half down | When changing the ci it showed retrace lines with 3 colored lines at the top. verified that the ci burned immediately because of the d301. | Tda4863aj d301 1n4005 c419 e c415 1000x25 | neweletrotech |
| LG |
CP20B85
|
Narrow vertical bands rising | When the demagnetizing coil is disconnected, they disappear | Place two capacitors of 4.7nf and 10nf in parallel with the coil | gavioli |
| LG |
21FJ6RB
MC059 |
Closed image on the sides, +b with 86v sometimes varying to 110v falling horizontally | In this case it was the ic-802 (photocoupler), change it and move on to the next one. | Jorge fontes | |
| LG |
29FS4RLG
|
Sometimes it doesn't turn on via the control or turn off, other times it doesn't even turn on the standby power supply | Standby power supply had high voltage, normal is 6v | Q881 near the standby transformer | millennium |
| LG |
CP 20K40
|
Dark screen with no audio | Open scrin regulator | Tocar fley beck | |
| LG |
14FK3RB
|
Stand by led does not light up normal secondary power supplys when turning off the IC 806 control the TV turns on | Electrolytic cap.543 (220/10) in total short, located at the bottom of the vertical outlet heatsink | Replace the capacitor and check that tsound were no damages in the zener zd 802 | ms eletronica-marcos japaratuba |