Lg Repair Tips
Search: lg
Results: 4876
Results: 4876
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
CM4320
|
No sound, all functions normal. It started intermittently and got worse to the point wsound it was like this permanently. | Optocoupler pc903 (ltv-817b) with pin 1 oxidized | Replace the photocoupler | tapegado |
| LG |
FLATRON W2043S
|
Turns on, power supply ok and gives white screen | Transistor a1241 defective. replace with the same or equivalent (e.g. a1020) | itacipri | |
| LG |
55SL80YD
|
Doesn't start | 5v line | Diode d 201 and diode d 202 short or leak | marcelo eletrom |
| LG |
CM4440
|
No sound goes into protection shuts down | Falta 12v | Check for possible short on the 12v line. | samuel leite |
| LG |
39LN5400
|
Turning off | Secondary power supply without power | Replace c201 1000μF/10v, c203 470μF/10v, c209 470μF/50v | eletronica fernandes - to |
| LG |
32CS460 EAX61124201/15
|
Turn on and off | Scrape off the paint next to the screw next to the paint light connector | Eletronica smart | |
| LG |
29FS7
CW62C |
Hits the relay does not oscillate and with normal power supplys. | Precision resistor r556 39k | Replace, receive the money and take one. | ELTON CASTRO |
| LG |
29CC9RL
|
Does not turn on, low secondary supply, almost zero. | R 837 5k6 open primary power supply, close to str. voltage in the photo fluctuating. | After changing the duct ok. | George Pontes |
| LG |
21FU1RLG
|
Cushion effect | 15k open r451 | I replaced it and it resolved | PATRICK |
| LG |
21FU4RL
CW 81A |
Flyback noise and out-of-sync image | Capacitor c412 | 3R | |
| LG |
MCD605-F
|
Works with the display off. all normal functions with the exception of the display. | Tsound was no positive voltage on the fl+ line. gave feedback from the fl- that feeds the display. open 931 rectifier diode (at the foot of the t901 power supply). Replaces it with a 1n4007. | Eletrônica R-Tec | |
| LG |
42PW350
|
Turns on and off after a while | R902 47k smd alterando | Replace | Paulo |
| LG |
32LB9RTA
|
Doesn't start. | The power supply is normal, but it does not receive a st by pulse from the processor. | 4k7 resistor r1010 open on main pci | duc40rj |
| LG |
32LN540B
|
TV turns on with white screen warming up ci uc1 on t-com | Smd capacitor c102 on v-com (screen board) | GSAELETRONICA GRANJA CALIFORNIA | |
| LG |
20CB62
|
Turns on standby and turns off slowly | Ic 801 ic802 e ic805 | HP ELETRONICA | |
| LG |
39LN5400
|
Screen going dark in a short time. intermittent defect. | Altered power supply electrolytic capacitors. | Replace all electrolytic capacitors on the power supply. | WELLINGTON SOUSA |
| LG |
14FK3RB
|
Does not turn on or stand by | Replace c 543 | Elect 220x16 shorted | jcgiantomaso |
| LG |
14SB1RB
|
Hiss in the sound | C507 | 3R | |
| LG |
32CS460
|
Inoperative, fuses were all good, 20v was missing | In my case it was the smd transistor q203 close to the p201 connector | Replace the same fdd 5614p | Mauricio Eletrônica Santa Fé Cassilândia-MS |
| LG |
LMU1060A
|
Low sound | Lack of food | Place a 560k resistor between pins 3 and 4 of the pc901 on the power supply board | Emerson |