Lg Repair Tips

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Results: 4876

Make	Model	Symptom	Problem	Solution	By
LG	32LH20R	Turns on with sound without image, backlight off, forcing inversion screen becomes dark. When turning on you notice that the backlight flashes quickly.y.	Shorted smd capacitor on display board	Replacing the capacitor with the same capacitance.	Eletrônica Possamai
LG	LM-U1060A	No audio comes out/no 35 volts in the power supply that comes from the power supply to the output	Solder 1 100nf polyester capacitor to the PC901 photocoupler on the pins on the primary side		eletronica junior reginaldo moronte
LG	DP132	Difficulty calling, sometimes it turns on, sometimes it doesn't turn on.	Photocoupler	Replaced and resolved.	Vander CDs de Quixadá CE
LG	29CC2RL	Tsound is an image without sound	Capacitor c808 swollen	Swap c808	ELETRONICA KLEIN
LG	21FU1RL	Vertical closed at the bottom	R313 = 47k aletrado medindo 64k	Replace it with another and run to another	Antonio Carlos (Eletrônica Renascer)
LG	21FJ6RB	LED lights up but doesn't turn on	Capacitor c11 close to the micro	Exchanging it and running for the hug	kleybson silva
LG	CM-4350	Turns on normally, without sound, for about 2 minutes and goes to s-protect	The 12v regulator - kia78r12 only released 7v instead of 12v.	I replaced the kia78r12 and it solved it.	Pedrinho
LG	21FS4RLG	With all voltages with sound but no image	Defect in the tube killing the screen voltage	Remove the solder from the screen pin on the tube and increase the screen to maximum and with the TV on, touch the screen cable several times to the pin you released until the image appears	Mario Moreci
LG	32CS460C LG	Turns on and then turns off.	I changed the c215=470mf 10v and resoldered the power supply board.		ELETRONICA MELO-BOA VIAGEM CEARA
LG	32LN570B	Does not enter the channels	Selector		Leopoldo
LG	50PA4500	When connecting the socket, the relay arms and disarms. When pressing the power key again, the relay arms and disarms.	5v present on the power supply board, but tsound is no va and vs. check q601, c802 and th01, if they are good, change ic801	Ic801 (ncp1397bg) smd under the board. Just as it was useful for you, leave tips sound to help other technicians.	Elias
LG	RP14CB25A	Vertical closed	R316 1k r301 468r
LG	32LN5400	The TV turns on, the logo appears and turns off, it turns on again, the logo appears, the broadcaster appears for a short time or longer and then turns off.	Wobbly screws on the plates that connect the ground to the housing or chassis.	Cleaning the contacts and tightening the screws.	Joel
LG	32LM3400	With sound and without image	Lack of 24v at the backlight inverter input, causing loss of image.	Replace the ic 101 which is a sc1s311 sop8, checking the 24v	Antony Garcez
LG	29FS4RLG	Do not arm the power supply	Low capacitance in c822	Replace c822	Arly
LG	50PN4500	It turns on and seconds later it turns off	C802 shorted or devalued, replace	If it does not solve, replace the ic204 or similar short in lower y-sus	Enigmahernandez
LG	RAD125	Doesn't work	Leak d913 near ic902		Ogeid
LG	RP-21FE85G	Does not help	Short fly-back	Replace o fly-back bsc25n-1651	Sinailson furtado
LG	42LH35FD	The channel number appears, then the image disappears and everything locks	Power supply d1.2v- c829 - 330 mf/4v with leakage but not shorted (sometimes the TV turns on normally and sometimes not)l	Replace capacitor	SANTOMEL
LG	26LC2R	Does not turn on, relay knocking and LED flashing	C 208 from the power supply	Replace c208 1000µ 16v	Marcelo Piranga