Lg Repair Tips
Search: lg
Results: 4929
Results: 4929
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
LM-U1050A
|
Turns on but no sound or very low sound | 30 volt power supply without power | Replace i.c. regulator 901 (str-x6759n) and r907 (180Ω) on pin 7 of the regulator. Check all components in this power supply. | ELETRONICA FERNANDES |
| LG |
RP20
|
Burning, horizontal exit. | Put d 2670 in place of tt 2170 if you cannot find an original part. | D 2670 not place of tt 2170 | tyko |
| LG |
RP CC 26
|
Doesn't tune in to any channel, just drizzle, with oscillations on the screen as if something were going to appear | This TV appeared here with this symptom and the seletronic power supply was ok but no channel was working, I resoldered the micronas pins and nothing, I decided to do a test with the memory and it was defective, I re-recorded it and it was ok, it was new. | Rewrite memory | moroni eletronica |
| LG |
CP-14B85
|
Contrast did not work, dark image. | Diode 502 | Barter it | valter |
| LG |
CP29K35A
|
TV turns on and off, with no sound and no image, it only generates high voltage. the moment it is turned on using the maste power key | Capacitor c 823 shorted | Replace the capacitor, put one with greater insulation. | DEBIQUE(ELETRONICA ROBSON) |
| LG |
RP21FE85G
|
Power supply activates relay and then disarms, it only works when you touch the board. | Integrated IC 501 featuring cold soldering. | After resoldering the IC 501, the TV worked normally. | TOPMAR ELETRONICA |
| LG |
RP14CB25A
|
LED stand by blinking, power supply measurements oscillating at the same rhythm. TV without sound and image.cause: | Zd 851 shorted. solution: exchange it | vilmar Egidio | |
| LG |
RP CC26
|
I don't tune in to any channels, it's just raining | Water entry through the seletronic causes oxidation on the box pins + damage to the zed 122 diode and rupture of the box filament on the sda line | moroni eletronica | |
| LG |
RP20CB25A
|
TV turning off after 1 to 2 or 3 minutes, every time it is turned on normally. | Fr 403 1r2 2w with changed value | Just replace the 1r2 resistor and the TV worked correctly | João Carlos |
| LG |
RP-29FA35A/CP29K35A
MC-049A |
Turns on and off, then the LED flashes and goes off, there is no voltage on the second | VCC 13V voltage is missing on pin 4 IC802 (coupler photo) | Resistor r809 1k aberto no pino 4 do ic802 | JURALIMA |
| LG |
CP 20K42
|
No image and normal sound | D502 with leak | Replace | Eletroclaudio Aguas Belas PE |
| LG |
29FS4RLG
|
Tries to turn it on, it doesn't turn on and it keeps clicking or pulsing, as if it were horizontally shorted | Changed flyback | Replace it and the h output as well as the 22k/2000v wide capacitor | ÁdrianChapadãodoCéu |
| LG |
29FX5R
|
Excess width without signal control | Altered coil l401 | Check if it is dark | Eletro Center |
| DVD LG |
DK 40
|
Doesn't open the drawer | Contact switch giving resistance | Solution replace them all, run for a hug | fernando timbauba PE |
| LG |
RP-29FA35A
|
The horizontal output transistor heats up excessively. | Zener diode zd402 (11 v) with escape. | Persio (TVCompany) | |
| LG |
MCD112-AO
|
All normal functions but no sound | Current variant | Adjust service parameters | monty jr |
| LG |
32LX2R
ML-051A |
Don't care, totally dead!!! | Capacitor c221 - 1000uf/10v on the stb line. 5v. (in the power supply secondary) | Replace capacitor and resolder the entire board | |
| LG |
32PC5RV
|
Spot on the display (looks like the display is defective) | R 438 open (2r2 1w) | GALLI ELETRONICA | |
| LG |
21 FJ6RB
|
Reduced frame, +b of 103 was with 78 votes. | Photo aclopador, It's about changing, working and moving on to the hug. | ZINHOSNET | |
| LG |
MCV 904
|
No sound on all channels | Shorted diode and open resistor | D954, d953 shorted fr971, fr972 open 0.2r each | Eletro Center |