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Lg Repair Tips




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Search: lg
Results: 4955
Make Model Symptom Problem Solution By
LG 32LJ600B
No image, LEDs on, but no video. Sem 12 volts no cabo lvds that feeds the t-con. C621 shorted, close to l601 LABOTRON
LG RP-14CB20A
Turns on standby, presses power, LED turns off TV, won't turn on Capacitor c826 470/16 Capacitor replaced ELETRONICA KLEIN
LG 24TL520V-PZ.AEUQLUP
Does not turn on. Short on 19v input on man pcb Smd capacitor position no. c1002 shorted Celio Lemso
LG 29MN33D
L31 		Out of tune Voltage changed in cis ic803 of 3.3v and ic 805 of 1.8v. After analyzing and even replacing the 3.3v and 1.8v cis regulators. responsible for the polarization of the seletronic, analyzing the circuit I saw that the IC800 DC/DC regulator from 19 to 5V was defective. Replace and re-tune. everything goes back to normal ELETRONICA ESTUDIER-OLIBIO
LG OM4560
Sometimes it turns on, sometimes it doesn't, crazy functions C 314 leaky, remove or replace with another Abrstec
LG OM4560
Sometimes it turns on, sometimes it doesn't, crazy functions C 314 leaky, remove or replace with another
LG 28MT49S
Doing the functions alone, increasing and decreasing the volume 7aw smd transistor next to leaky button connector Replace the transistor or remove it but the stand by LED will not work Leandro Voss
LG 42PQ20R
Works a little and disappears image 10mf capacitor c507 with leak on the buffer board Tsound are 8 identical capacitors in the bμFfer, replace them all Eletrônica JJ
LG 32LS3500
N/works Fuse, power supply mosfet Replace do mosfet 10nm60 de 10a x 650v Ogeid
LG MS3052
Sometimes it doesn't turn on R10 and r11 changed Replace both Multimarcas/Acarí
LG MCV1306
No sound, graphics on the display do not operate and side LEDs Electrolytic capacitors around ic 603 leaked Changing the c655,c660,c657,c620,c640 and cleaning the sector with thinner or isopropyl alcohol Abrstec
LG 29LN300B-PC
Alloy has sound without image without voltage to power the LEDs IC 403 CI-ACE IC701 CI-AV4506 EM SHORT Replace for the original and run for the hug Eletrônica Bastos Elísio Medrado BA
LG 42PN4600
Does not turn on or standby Only 1.2v reaching the main board memory 3v3 regulator ic600, located next to the tuner, looks like a transistor. Eletrônica JJ
LG 50PA4500 EAX647867701
Ysus burned 3 trans. irg7ic28u - q442, q401 e q402 3 trans. 30f124 - q403, q404 e q441 pode usar o 30j127 2 trans. tf8n60 - q556 e q509 1 trans. smk0825 - q557 2 diodo uf4007 - d562 e d559 1 resistor smd 330r- r576 1 resistor smd 2k2 - r577 1 zener smd 18v - d552 Rui
LG 32LD350
Noise on the tcon board appears to be at the power supply. I washed the board and it was fine. Eletronica EASI
LG OM4560
Nothing turned on, tsound were 20 volts at the power supply output but when I pressed the button to turn on the power supply it dropped to 12v Cause of the defect was a q920 transitor close to the oscillator ci switch without measuring Eletrônica DIGISOUND
LG 32LK450
Performs functions alone (call AV, menu, change channels, turn on alone...) Touch keyboard. I couldn't find it to buy. I disabled the keyboard by disconnecting pins 4 and 5 of the p2401 connector on the main one. Now it works but only for control. Mau3000
LG RAD226B
Display and stand bay flashing Shorted audio output (tas5612a) Tecmaps
LG 21FJ6RB
MC - 059A 		Black band with white border on the inside or (lower) part of the screen R - 313 of 47k changed or opened Replace Mauro Mascarenha Tel. (88) 981422821 Parazinho - ce
LG 50PK550
It doesn't turn on, without vs, without the power supply it doesn't turn on The two pfc relays were not activated Replace npn smd transistors q705 and q706 LOOPTEL