Lg Repair Tips
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Results: 4933
Results: 4933
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
20CD2R
|
TV inoperative, horizontal output transistor short circuited, very high 148v supply | 180k resistor r816 changed to 226k. | Replace r816 and q402. | WAGGUINHO |
| LG |
14FK3RB
MC059D |
LED lights up but doesn't generate, secondary no voltage | R816 91k precision | CHARLES | |
| LG |
21FJ6RB - LD
|
Doesn't start | Capacitor 835 (47uf/160v) | Replace the same. | BARRETO CRUZ |
| LG |
RP-21FE85G
|
Turns on after a minute turns off | Replacing the r420 resistor | ||
| LG |
LG 21FU4RL-L3
|
TV with color system not working, b&w TV | Broken epron. | oficinaeletronica | |
| LG |
CP14K40B
|
TV works - when changing channels - image keeps falling vertically | C829-- 100ufx160 | Replace | EMERSON RIBEIRO |
| LG |
CP14K40B
|
TV works - reduced frame on the sides | C814--100ufx160 | Replace | EMERSON RIBEIRO |
| LG |
21FX5RL-LD
|
Turns on, a thin strip appears lying in the middle of the tube (vertical closed) then turns off | Resoldar ic 803(7805a) solda fria. | Resolve the same | BARRETO CRUZ |
| LG |
29FX5CL
|
Expanded guitar-shaped image on the sides | L401 (560uh) | I dismantled the coil and rewinded it (I removed the same wire from the scrap of a Philips "network shock absorber" and rewinded the ass hehe! working perfectly. | Alextecnico |
| LG |
RP 21FE85G
|
Image shifted to the right without characters | Zd 412 | doglsa | |
| LG |
RP 21FE85G
|
Image shifted to the right without characters | D 412 | doglsa | |
| LG |
32PC5RV
|
Turning on but the voltage is missing | Reference resistors from this line that go to the open or altered power supply manager. | Check all reference resistors on the vs and va lines, if you find any altered, replace them. | leitemarcellus |
| LG |
29FS4RL
|
Power supply goes to 180v and drops. | C808 and c809 (stowed/disabled) | Replace | PIMENTA |
| LG |
32GL60UR
|
Screen keeps flashing | Check resistors r609 to 612, glue underneath them can cause this defect, changing the value of the resistor. | pardalzito | |
| LG |
21FU4RLG
|
Normal image without sound in rf, av has sound | Enter opm4 service mode and change fm-pre to 52, it was at 0. | Henderson(hndrsn) | |
| LG |
RP-21FB32BRS
|
With sound and without image and with OSD. | Leaky and crusted diode d502 | D502 leaking and crusted. | diego lima de nova timboteua pa |
| LG |
32FS4RNP-LE
MC-05HA |
TV starts and then turns off. | H-out output short circuited (2sc5858), resistors r877 and r878 open. | Replace the h-out transistor and resistors r877 and 878 (1.7Ω 2w). | leitemarcellus |
| LG |
21FU6TL
|
Does not turn on / does not come out of stand-by | Cap.515 of 470-10v - horizontal oscillator | Replace the same | eletronicaapolo |
| LG |
40LV3500
L*01U |
Inoperative, power supply damaged. | Diodes d501~d504 (1n4007) short circuited + fuse f101 open. | Replace all 1n4007 diodes and the 3.15a 250v fuse | leitemarcellus |
| LG |
L203WT-BX
|
Monitor turns on and turns off after a few seconds, you can see that one of the lamp transformers heats up slightly. | Junction of the transformer wires with the lamp terminals charred by heat or poor contact. | Dismantle the entire screen, clean the lamp terminals well and reconnect. if possible, isolate with natural curing silicone (not acetic). | ASSOLINI |