Lg TV Repair: Common Faults and Solutions.
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Results: 4835
Results: 4835
Lg Repair Guide: Common Issues and Fixes
Brand | Model | Fault | Detailed Problem | Solution | By |
---|---|---|---|---|---|
LG | 42LN5700 | Turns on without image and without back-light | Ic3304 defective on signal board, hdmi ci | Merotec Infotronica | |
LG | 50PB560B | No image | On the p131 connector tsound was vs and va, but tsound was no 18v on the y-sus board | Q507 and d502 shorted near the 220k resistor. | Eletronica EASI |
LG | 50PB560 | No image | On the p131 connector tsound was vs and va, but tsound was no 18v on the y-sus board | Q507 and d502 shorted near the 220k resistor. | Eletronica EASI |
LG | FLATRON W2253-PF | Turns on after 40 minutes in hot weather, it turns off, only when it cools down it works ok, diode d1103 is weak. Change caps c875, c879, c1110, c1118, c1128.8 | Capacitor do reset. | C 305 4.7 x50v works normally again. | guinga sdia goias |
LG | FLATRON W2253-PF | Turns on after removing the power cord from the socket, it doesn't turn on anymore, then removing the power cord and turning it on works. | Capacitor do reset. | guinga sdia goias | |
LG | 42PG60UR | Turns on, then turns off | Cabo flat da tecon rusty | Clean flat cable oxidation | WS NOTEBOOKS |
LG | 32LG50D | Turns on with backlight without image on screen | Bga solder on processor | Reflow or reballing (reballing recommended) of the processor. | GL Eletrônica - Contagem - MG |
LG | 24MN33D-PS | Does not turn on; power supply short circuit on the 19v line | Smd ceramic capacitor c803 shorted | Replace the same. | duc40rj |
LG | 42LK450 EAX61124201 | Does not turn on, does not bend pfc 400v | Primary winding of the t501 transformer open. it does the vcc feedback to power the ic600 of the pfc circuit. | Replace the t501 transformer. | rafaelmoraes99 |
LG | 50PB560 | Just sound ok | 2 -30f133 shorted and causing c414 | Angelo MG | |
LG | 32LH35FD | No audio or popping sound image delayed | R205 220r is under the crystal glue | BADRI ELETRONICA <small>This email address is being protected from spambots. You need JavaScript enabled to view it.</small> | |
LG | 28LN500 | The backlight turns on and then turns off | After checking the LED strip and it is ok, | The cap was replaced. electrol. 10/250v | Alexandre Batista |
LG | 32LD420 | Turns on, has an image, turns on the backlight, but keeps turning off/restarting, the image disappears and the image returns. | Oxidation of the islands of the power supply and main plates that short circuit with ground. | Sand all the islands, tighten the screws well and go for it. | MARCO BORSATO - MEDTEC INFORMATICA |
LG | RP20CC MC-059A | Vertical closed | R301 open | Paulo eletrônica | |
LG | 60PN6500 | No image, has all the voltages but no "sus dn" | R599 and r408, two 10r smds close to ic402 | Stiltec | |
LG | CM4440 | When turning on, sound comes out for just a second and stops, after 1 minute it goes into s-protect. | Possibly defective pc903 photocoupler, replace it. | It worked sound. | RodrigoSpricigo |
LG | SUBSTITUTO DO LA4863AJ | The la4863aj can be replaced by the la4864aj or la4865aj | Any of the mentioned vertical ci replace the other. | MARCONES DE ARARIPINA-PE | |
LG | RP-29FE80 | Burning horizontal output. | Replace the d2689 with a bu2520ax or c4429 Just drill another hole in the heatsink. | MARCONES DE ARARIPINA-PE | |
LG | 14FK3RB MC059D | Initially tsound were several problems, high power supply instantly burning the horizontal output, vertical closed, vertical folding | High power supply and without filter(r842 open 20k.e c835 47/160v open)(vertical closed.r313 47k open)(vertical folded coils open in deflector coil) | High power supply and without filter(r842 open 20k.e c835 47/160v open)(vertical closed.r313 47k open)(vertical folded coils open in deflector coil) | ALVES.TEC ELETRÔNICA CAMARAGIBE PERNAMBUCO |
LG | 50PK550 | HDMI 1,2 and 3 doesn't work, doesn't tune channels | After trying software updates and others, I reflowed the processor and it solved the problem. | Carlossnk |