TV Repair: Common Faults and Solutions.
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Results: 87573
Results: 87573
Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS | 14PT3131 | TV doesn't turn on, LED is off | Shorted power supply in fet(6n60) | After changing it, place it with a reduced frame on the sides and turn it off, replace the photo coupler and c-2464 (47μF x 160v, the TV was ok. | geraldo de petrópolis |
| PANASONIC | TC-14A10 | Turns on normal image is shaking both on the channels and on the av | Tufted capacitor underneath c853 - 220uf 50v I replaced it and it stopped shaking and the image was normal | Defect resolved | Andre |
| LG | 47LB5600 | Screen flashes even when replacing the LEDs | Defect in the 33µf/250v capacitors in the voltage filtering for the LEDs | Luir | |
| LG | CM5660 | Doesn't start | The 2 photo couplers with a problem do not pass 12v | Replace the two photo aclopador and run for the hug | LEANDRO |
| LG | CM8430 CM8520 CM8330 CMS9530 | Stuck on stand by, won't turn on | It is not necessary to open the device. | Remove the 4 small knobs (function, effect, file, < >) and the volume knob (large) and try to turn on the device. If it doesn't work, remove the potentiometers one by one until you discover the faulty ones. | <small>This email address is being protected from spambots. You need JavaScript enabled to view it.</small> |
| H-BUSTER | 32L05HD | Replace it without testing, if you notice it gets hot it fluctuates. good luck! | Primary power supply oscillator ld7775jags | Replace it without testing, if you notice it gets hot it fluctuates. good luck! | Jhone eletroonica |
| TOSHIBA | LC4045 | 5v voltage low and oscillating | Replace qb902 | Replace 2n3904 | jcgiantomaso |
| SEMP | TV2123 (0)FS U19 | When turning on the power supply it drops to 56v | In my case it was the epron memory | Memory replace | Ivanildo soare |
| TOSHIBA | TV2159 | Stand by LED blinked but didn't turn on | Shorted horizontal transistor | I replaced it and it started working again | ossis |
| SAMSUNG | UN32FH4003GXZD | Tv doesn't light up standby led, power supply ok when removed power on off pin.... then you condemn main board, but it's not... | When pressing the ic 1501 next to the varicap block, it worked | Resolder using a thermal blower or, if possible, with a soldering iron and go for it... | ELETRÔNICA ZANAGA |
| CONSUL | CMP26ABHNA | The panel does not light up, when opening the door the lamp and fan come on | Put a capacitor, ceramic 330 under the c16 | Electrotec, geovane carapina garden | Geovane |
| AOC | 42 LCD | LED flashes blue and does not turn on. | C930 at power supply, orange capacitor | I replaced it for a 1000/35 | Adrian Chapadão do Céu-Goias |
| PHILIPS | 20PT122 | Poor contact, tsound are times when it works, times it is not intermittent | Desoldering a terminal from the metal covers that protects and grounds the cis does everything and micro processor | Soldered and ready | orlando lott |
| BUSTER | HBTV32D05HD | Channel number appears and does not show an image and does not open the input menu | Memory 24c32f | Replace | Laércio |
| PHILCO | PME32 | Microwave turns on, works for 2 seconds and stops (does not turn off) | Electrolytic capacitor 470/25v exhausted | Capacitor replaced | ajm |
| PANASONIC | SA-AKX14LBK | Malfunctioning display does not complete the information | Complete display plate replacement | Rual de saja eltrônica R.e | |
| LG | 42PJ250 | Turns on, after a while it turns off. | Photo couplers pc102, pc101 turn signals. | Replace photo couplers pc101, pc102 (pc-17k1) | AntonyGarcez |
| SAMSUNG | UN32F5200AG | Dead | Rewrite eprom | CROCLARO | |
| TOSHIBA | TV-2015N U18 | When turning on, the LED flashes accompanied by a hiss. The TV doesn't work and the voltage is low on the power supply's secondary. | C865 (10kpf ceramic) with leakage, close to the photo coupler. | Replace for new one. | Manoel (Noca) |
| SAMSUNG | UN32D4000NGXZD | It doesn't turn on, and just has the standby LED blinking. | Defect on the power supply board. | Repair of the power supply board, changing the 100x16v cm806 capacitor and placing a 100k resistor from base to ground on the qm855 transistor. | rafaelmoraes99 |