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 | 32PFL4606 | Does not turn on intermittent | Cold welding trafo power supply | Gilmar L. | |
| AOC | LE40D1442 | Doesn't start | Sk5100 smd diode shorted to the power supply | Rmseletronica | |
| LG | 32LE5500 | Stuck on lg logo | Soldas bgas | Remove the main plate, place in an electric oven preheated to 180 degrees for about 10 minutes. let cool and assemble again. | Eletrônica Pauly |
| HBUSTER | HBTV-32D05HD | Turns on.lights lamps.with sound.no image.na with no voltage avdd-15v.q101-25b44 open or intermittent. | After replacing this component, it started working normally again. The equivalent component is the 25b06. | gesuino | |
| LG | 32LD420-SA LJ01B | Turning off. Without the signal it takes a while to turn off. but when connecting the antenna it turns off immediately and keeps restarting over and over again. Even removing the antenna it no longer stays on. only after unplugging it. | Zd503 (5v6 zener). I put a 5v3 one (due to the lack of 5v6) and it worked normally. | Note: the internet is full of tips saying it is 15v. however, the scheme says 5v6 and I followed the scheme. problem solved. | R-Tec |
| PHILIPS | 40PFG4109 | With sound without image | With sound without image and LED on, check c06,c08,07 on the screen board next to the diode | Cabeça | |
| CCE | HPS2197 | Pulling the image on the right side of the screen, with a white stripe. | C417 331pf 2v and r414 18k open | Replace c417 if you don't decide to replace r414 | beto2828 |
| SONY | XBR55X905A | Curtain effect | Display defect | Throw it in the trash! | Alessandro |
| LG | CM4320 | Display off | R.931 /10k on the basis of q.951 was open (power supply board) | Just replace it and the display turns on. | gdp2 |
| ELECTROLUX | MTD30 FONTE COM CI 1910-10 | Does not turn on, power supply is off | Resistor r104 500k 1w open | Ederlin | |
| LG | 32LG30R | Doesn't start | On the main board | Check the voltage on diode d1102, tsound must be 4.34 volts on the cathode, if it is low, replace c1128,1118,c1110 and c1100 next to the diode.all on the main PCI | Cabeça |
| LG | 32LG30R | Doesn't start | On the main board | Check the voltage on diode d1102, tsound must be 4.34 volts on the cathode, if it is low, replace c1128,1118,c1110 and c1100 next to the diode.all on the main PCI | Cabeça |
| PHILIPS | 42PFL3604 | Does not generate 3.3v | Burned fountain | Replace without measuring, u801 ci fs510 / d813 her108 / d809 sr160 / os photo u802 and u804 / r825 put 4r7 up to trafo /c806 4.7 x 450v | JORGETVPARANA |
| GRADIENTE | TL 2924 | When turning on the blue screen and it turned off immediately | Zd 404 diode shorted | Was replaced | Edezio |
| SONY | MHC-EC55 | Turns on and off quickly as if it were protection. | Transformer board relay | Replace relay ry002 | ELTON CASTRO |
| HOME THIATER LENOXX | HT 723C 031C.PCB | Noise in the tray and it doesn't read | The gear makes noise and it doesn't read | Osvaldo | |
| PANASONIC | TC-14RM10L | TV sometimes turns on, sometimes it doesn't. When it doesn't turn on, the secondary power supply remains at zero. | Changed power supply regulator. strw 6754" "be careful" this ci, tsound are many fakes. | Replace power supply regulator. | MARCONES DE ARARIPINA-PE |
| SAMSUNG | UN32F4200AG | It turns on, tsound is sound, the image appears excessively bright, the image does not appear, the right character has a photo-to-image effect | T-with a broken track under the board due to a cockroach, it is between the gamma circuit and the dc converter circuit. I recovered the track, the TV's image was ok | Defect resolved | Andre |
| SAMSUNG | UN32F4200AG | League image becomes blurred green | Underneath the main board tsound is a square thermal paste used to cool the micro senk13, liquid is leaking, I cleaned the top and bottom with micro isopropyl alcohol, I cleaned the paste, assembled it, the image was ok | Defect resolved | |
| SAMSUNG | UN32F4200AG | It turns on, tsound is sound, the image appears excessively bright, the image does not appear, the right character has a photo-to-image effect | T-with a track broken by a cockroach coconut, it is between the gamma circuit and the dc dc converter circuit. I recovered the track, the TV's image was ok | Defect resolved | Andre |