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Lg Repair Tips




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Search: lg
Results: 4957
Make Model Symptom Problem Solution By
LG M227WAP
5 volt power supply oscillating between 13v and 5v power supply oscillating between 3.7v Diode d102, 1n4007 next to the power supply photocoupler, you have to replace the bad contact inside it or open alessiano gomes de alvarenga
LG RP-14CB25A
MC 059A 		Turns on the white image appears on the screen without characters washed image Capacitor 321 of 1000uf x 25v close to the vertical ci Assistec- Manari-PE
LG 29CC90
VARIOS 		No audio 24c16wp eeprom memory data corrupted Reprogram the eeprom memory data Cavalcante
LG 29CC90
VARIOS 		No audio 24c16wp eeprom memory data corrupted Reprogram the eeprom memory data Cavalcante
LG 29CC90
VARIOS 		No audio Rewrite the eeprom data or new memory recorded Reprogram eeprom memory Cavalcante
LG 50UM7510PSB
TV turns on but no Wi-Fi, does not find networks. Wi-Fi board, shorted, and main without Wi-Fi power. Wi fi board with shorted smd capacitors, without screen printing on the board, causing the damaged q4101 kfj smd mospfet (kfj and ssm3j332r on pin g=0.80v s=3.5v d=3.5v) to burn out, powering the wi fi card . RNSPTEC
LG RP-20CC25
MC-059A 		LED turns on and off Photo coupler ic 802 * Marcílio Ângelo
LG 32LV2500
Stop When turning on the TV, the standby turns off the relay and turns it off. Capacitor shorted on the audio output c528 or c520 killing bone. 12 turns from the power supply Cabeça
LG 21FU6TL
Image appears voltage +b dropping to 80 volts and turns off Q801 changed Replace without measuring q801 samuel leite
LG 21FX5RL
Ugly contrast....off strange luinance R547 open 82k....it was original from the factory with 100k Alextecnico
LG 37LH35FD
It has standby, red LED, turns on, goes to blue LED, backlight comes on but tsound is no image. Cold solder on the processor. Reballing of the mainboard processor. MARCO BORSATO
LG 42LH35FD
It has standby, red LED, turns on, goes to blue LED, backlight comes on but tsound is no image. Cold solder on the processor. Reballing of the mainboard processor. MARCO BORSATO
LG CJ87-AB
Sound doesn't turn on, tsound are only voltages of 12vots and +5vots, remove the x500 and x501 crystals and resolder them by cleaning the area, that's what I did and it worked, the -5volts and the other voltages only exist when the sound is turned on ok I resoldered and cleaned the location of the x500 and x501 crystals GALILEU ROCHA
LG 32LE3300-ZA
LD01D 		The menu appears and performs functions alone Swollen capacitors in the power supply Replace c211 and c212 in the power supply, (1500μF/6.3v), you can put 2200μF/6.3v direstraits
LG CP20J52
MC-83C 		No image, normal audio. Leaky d405 diode. note; can you put 1n4148 After changing the TV ok. George Pontes
LG 42LH30FR
The STB LED only stays on. TV doesn't turn on. Ic1007 with voltage lower than 3v3. PLAY BACK
LG 42LH20R
I'm sound Capacitor c809 prox ao micro 10ufx16v Joao Bosco Sorocaba
LG 42LM6200
Does not turn on, stand by LED is off Capacitor c4324 shorted on motherboard Replace Maurilio
LG 42LH30FR
The STB LED only stays on. TV doesn't turn on. Ic1007 with voltage lower than 3v3. PLAY BACK
LG 42LS5700
Plug it into the socket LED turns red...turns on power and doesn't turn on Resolder the 3 coils on the power supply cable input signal board l2403 and 2 more Luis carlos