Search: 21FX5
Results: 78
Results: 78
21FX5 Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
21FX5
|
No audio and video in av | Resistor r761 1k open | Replace 1k resistor R761 | Raimundo Tec |
| LG |
21FX5RL
|
Ugly contrast....off strange luinance | R547 open | 82k....it was original from the factory with 100k | Alextecnico |
| LG |
21FX5RL
|
No image. just with lines on the screen | Fr501 and d505 with problem on the 180v line | D505 e fr501 | MARCONES DE ARARIPINA-PE |
| LG |
21FX5RL
|
White screen with retraction lines | D505 and fr501 defective. on the 180v line | Replace fr501 e d505 | MARCONES DE ARARIPINA-PE |
| LG |
21FX5RL
MC59A |
With image without sound | Service mode in the and p2real st option | eletronica do gilvan | |
| LG |
21FX5RL
|
Defect:! with image. shrunken, not vertical. impenetrable on the right and left sides | Bad deflector, just change it and the TV works normally again | Cicinho | |
| GL |
21FX5RL
|
Turns on and in 1 second turns off, the LED is off | R 815 and 816 open | novin | |
| LG |
21FX5RL
|
Off after a while on | R420 c409 q403 | After replacing these components, the TV no longer turned off by itself. | ELETRÔNICA Power saquaçú |
| LG |
21FX5RL
|
Missing image at the bottom of the screen | Capacitor c321 | Edson | |
| LG |
21FX5RL
|
Turns on, vertical closed wants to open, green retrace and turns off. | Ic 501 | Substituir ic 501. lg631-9r | Eletrônica mineira |
| LG |
21FX5RL
............................. |
TV turns on and works normally. but it turns off after a few minutes. | R- 547 of 100k open on the abl line to land | Replace r 547 of 100k | valdeci peixoto |
| LG |
21FX5RL-LD
|
It has sound, but no image and all normal voltages. | Turn off the TV, turn the screen to maximum then adjust and turn on the TV... and everything is fine! | jr_TEC | |
| LG |
21FX5RL
|
Setting up protection | Tries to call, can't | Horizontal oscillator tl431 just replace it to another pipino | Damascena |
| LG |
21FX5RL
|
Has Audio and no image missing 05 v- in varicap | Electrolytic capacitor 330x10-v | Capacitor 108 perto do varicap | Damascena |
| LG |
RP21FX5RL
|
No image normal sound all power supplys normal filament normal high and rgb normal | Profit | Disconnect the scrim cable, open it as far as it will go and press a few times until the image returns | edezio eletronica |
| LG |
RP21FX5RL
MC 059 |
Turns on brightly when turned off and turned on again without brightness | C529 close to the selector with low capacitance | gilberto | |
| 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 |
21FX5RL-LD
|
Doesn't start | Q 804 (bc -337) | Replace the same. | BARRETO CRUZ |
| LG |
21FX5RL-LD
|
Does not turn on, just stays on standby | Capacitor 835 (100uf/160v) | Replace the same. | BARRETO CRUZ |
| LG |
21FX5RL
|
Doesn't work | Fotoacoplador c 810 (22/50v) |