TV Repair: Common Faults and Solutions.
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Results: 87436
Results: 87436
Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| SEMP | TV2934 | Alloy with pylon waist fabric | C304,c301,q302,c311 | Replace 0 c304 the TV will turn on normally but with the expanded screen replace just replace the c301 the screen will be normal. But after a few minutes of operation, the image recedes and the screen becomes expanded, just replace the q302. God be praised | Sinailson furtado |
| SEMP | TV2934 | Japan Fund A Nishida Horizon et al. | L01, S05, S06 | Replace the coil l301if the coil is heating up a lot, just replace the c305 of the c306! the value of coil l301 is 790μH. God be praised | Sinailson furtado |
| PHILCO | MSS MSS | With normal image only at the bottom - everything is dark above | Causing the electro capacitor - 303 of 470.uf - close to the vertical ci- | Just replace and move on to another cucumber - resonant electronics claudia mt- | Raimundo damascena |
| SAMSUNG | LN40B530P2MXZD | When you turn it on, then the image becomes audio | Panel | Cracked back light bulbs replace background | Paulo Pinho |
| SEMP | SD5093VK | Turns on opens and closes DVD drawer | Leaky diode d10 - 1n5822 replace with the new one and sphe8202r - d replace these two components the dvd worked normally | Defect resolved | andre |
| PHILIPS | 42PFL3403 | Doesn't start | Capacitor 2p29 short on main board close to wire connector, fsq510 | Replace the IC and remove the shorted capacitor | roberto costa |
| LENNOX | TV618 TR-21M198 V1.1 | Secondary power supply zeroed, c 507 loaded | Vd 517 open next to vd 519, in the schematic it is fr104 on board 1n4148 | GDP2 | |
| PHILCO | TP2920 | Inoperative standby LED does not turn on | Ic901 | When placing the finger on the IC901, the power supply activates and the stand bay LED lights up. Just replace the ic901 and the TV will work normally. God be praised! | Sinailson furtado |
| SAMSUNG | UN40FH5303GXZD | The image disappears after a while, the audio remains normal | Blu on line defect | Disconnect this pin from the power supply and the 5vdc voltage will remain and will no longer turn off the screen | Paulo Pinho |
| PHILCO | TP2920 | Normal turns on the menu characters appear as normal but the image does not appear and the screen remains dark. | A rabble | Replace the 4k7 r723 and the TV will work normally. God be praised! | Sinailson furtado |
| SEMP | LE4057I 923282 | Tv inoperative | Shorted power supply | Replaced - f901:4a-vb901,902:7n65l-rb907:10r-nw907:fan6755-rw916:010rx2w and it was cool! good luck | Jhone eletronica |
| LG | 14SB1RB | Vertical open just 3 cm in the middle of the screen | D302, 1n4005 open . | I put1n4007 it was great! | Deda Eletrônica |
| LG | 47LA6204 | Plug it into the socket and then the fuse is short, completely blown | After checking the rectifier bridge, voltage doubler and diodes, I discovered the cause was the transistors Q101 and Q102 in total short, I just had to change and run to dim dim, health, peace, good luck | ELETRONICA PUBLISOM DE NATAL RGN | |
| SEMP | LE4057I 923282 | Tv inoperative | Shorted power supply | Replaced - f901:4a-vb901,902:7n65l-rb907:10r-nw907:fan6755-rw916:010rx2w and it was cool! good luck | Jhone eletronica |
| CCE | HPS-2071A | Does not turn on (the LED does not light up) | Cause resolved | Replace (q802 q804 c636) 1000x16 (c831.1000µf/16v) (c825 47/160) (c829 33µf/160v) | T&M ELETRÔNICA |
| PHILIPS | 21PT6446/78 | Replace transistors and resistor | Q7455 and 7464 shorted and fusistor 3445 open | Replace transistors and resistor | Edfesom |
| SAMSUNG | UN46F7500 | Power supply beating relay | C.i smd slc2013m, after the replace it worked perfectly | Component replacement | CELSO KAYRAN |
| TOSHIBA | LC4241W | Tv inoperante led stand by apagado +b 5v ok. | Verificar capacitores c866, c879, c844, c842, c843, c832 | Verificar capacitores c866, c879, c844, c842, c843, c832. | samuel leite |
| PHILCO | PH800M DM1001-SE.PCB | Turns on, but no sound, normal outputs. (tda7498e) | Electrolytic capacitor ce37(47uf/50v) shorted activating mute circuit. | MLTOLOI | |
| SAMSUNG | UN32EH5300G BN91-09278E | Totally dead tv | The power supply board was defective as I mentioned in another tip. After I lifted the power supply board, I found that the main board had a short in the a5v. It was the 3.3v regulator that burned out because of the shorted micom. | Buy the engraved micom (for your TV model) which is already sold with the voltage regulator. Mercadolivre has these kits for sale. | 2000 |