Lg Repair Tips
Search: lg
Results: 4875
Results: 4875
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
32LN546B
|
LED bars flashing non-stop | Transistor (q 6902) I couldn't find the part number because it had a hole I put the (z0667t) it worked perfectly | mario moreci | |
| LG |
55LM7600
|
Doesn't start | Capacitor c4324 shorted on motherboard | Replace or leave without. | Maurilio |
| LG |
43UH6100
|
Totally dead TV. standby off | Common defect in the power supply of this LG line, corrupted track between the ground of q101 that goes to r108 and ic101. just retrace the trail and run for a hug. | George Luís | |
| LG |
43UH6100
|
Totally dead TV. standby off | Common defect in the power supply of this LG line, corrupted track between the ground of q101 that goes to r108 and ic101. just retrace the trail and run for a hug. | George Luís | |
| LG |
FFG-V386
|
Doesn't start | Oxidation on the connectors that connect the main board to the fleet board | Clean the connector and resolder it | THAIRONE |
| LG |
DH 4130S
|
Turns off after a short period of time | Voltage change in the 12 volts of the ics, power amp | ELETRONICA GILDA | |
| LG |
29CC9RL
CW62A |
TV turns on and then turns off, high secondary power supply hitting 170 volts | R830 open | Replace r830 and check oxidized components | JL Eletrônica |
| LG |
LE7500 EAX61682903(0)
|
Doesn't turn on, doesn't even give a signal | I warmed up the processor and it started working again, so I had the bga done, the problem was solved. | Kenzo gaucho | |
| LG |
32LV300C
|
Doesn't start | C9118 101 1kv short, replace it, the zd9108 and the fb9101 | electronicssupplyparts - Gramado/RS | |
| LG |
32LK330
|
TV turns on, but no image has sound, backlight on normally. | LVDS cable oxidized, losing contact, clean well and shim the cable in the contact slot, both board and t with. | RNSPTEC | |
| LG |
32LK330
|
TV doesn't turn on, LED starts blinking until it stops, doesn't turn on. | Defective main board, leaking capacitor c461 smd 10uf and l420 smd, killing the 1.5v voltage. | RNSPTEC | |
| LG |
49LH5700
|
No image, but the black light turns on | Defect on the display board, isolate some terminals of the flatcable that comes out of the t-con with 4mm durex, test the position until resolved | LOOPTEL | |
| LG |
47LG70YD
|
Washed screen or white screen with no sound and no image | In my case, I just did a reflow on the bga | eletronica telesom | |
| LG |
42LN5700
|
No image | 12 v gives t-con board measuring 10v, cause fet smd porta p com leakage q2407 on main board. | TV CENTER GUAIBA | |
| LG |
50PN4500
|
No image, and the controller board LED is off | Lack of 18 volts, leaky transistor q507, next to capacitor c210 | Cabeça | |
| LG |
49UB8550
|
No image, just backlight and sound. | Tcon shorted with f1 open and c222 shorted | Replacing the F1 and the 10UF SMD capacitor, the TV started working again. | starpowercwb |
| LG |
47LW6500
|
Turns on but no image and no sound | Main board. By heating the processor, even with a hairdryer, the TV starts working again | Processor reflow. started working again | Aurelio |
| LG |
39LN5400
|
Stand-by pisca 2x | LED problem | Replace the LEDs | INFONAITTS |
| LG |
MCT354
|
Does not arm the 35v output power supply | With the switched power supply on the bench outside the circuit, place a 10k resistor between pins 3 and 4 of the photo coupler pc901 to generate 35v. change the srtw6757 | Probably internal defect in the strw 6757 feedback | Magalhaes |
| LG |
42CS460
|
It turns on tsound is sound and image then the image disappears and the sound stays on the backlight | Disconnected and restarted the connections and tightened the motherboard in my case it resolved | Francisco Cavalcante |