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 |
|---|---|---|---|---|---|
| CCE | 29USP | Cup effect ..... ) ( ...... | R852 next to q406=ksd1408 | Alextecnico | |
| SAMSUNG | CL21Z58MQ | Doesn't start. LED takes time to turn on and sometimes the LED doesn't even turn on. | High power supply. reaches 160v. | After racking my brains and changing the tl431, photo coupler and testing a bunch of resistors... I found the c846 (100x25v) with low capacitance. reaching 91 micro farad. replace and run for the hug. | Eletrônica R-Tec |
| SEMP TOSHIBA | DL4045I | Does not turn on or light up on standby | 3.3volt power supply defect | Replace c.i. n805 3.3 volt regulator near the micro heatsink | eletronica fernandes(to) |
| SEMP | TV2934 SK91 | Turns on and heats up the horizontal output transistor a lot and a very weak image appears, as if it were a broken image tube. | Replace flyback and mainly coil l301. | ADEMAR | |
| CENTURY | C2150F | Image aliasing | Drained c823 capacitor | Replace c823 from 1000μF to 25v | EDIVAN ELETRÔNICA |
| LG | MCV 904 | Doesn't start at all | Power supply board, ic 921 short | Before repairing the power supply also check the outputs, one of them was shorted which caused the power supply to burn out, sound protection does not always prevent this type of problem. | PATRICK |
| AOC | L26W831 | Só stand by | When starting 5v voltage drops low 5v supply | Replace capacitorc952 e c954 470x16v | Center som |
| STI | LE 3256(B)W | Turns on normally, no image LED lights up normally | Q-03 and c-025 shorted. on the display PCI | To replace | Adeildo |
| SEMP TOSHIBA | 32L2400 | Doesn't start | Ci nw907 | Replace | Marcus Pacheco |
| VISIONTEC | VT1000 SMART | Burning the ci sd 4842 (all fake) | Ci of the power supply burning one after the other. | Replace this ci with the ci (5mo365r) (04 legs) with the following connections, pin 01 of the new ci connect to pin 01 on the board, pin 02, connect to pin 6/7 or 8 pin 03 connect to pin 03 and pin 04 connect to pin 04 on the board, once that's done, just run to the hug. | eletronica TV Color Videira SC. |
| PHILIPS | 32PFL3404 | Red LED doesn't turn on | On the main board | Main c4 4.7 c474 on the main board is below the crystal x5 | eledj |
| PHILCO | PH21M SS | List on screen vertical top and bottom | Resistor r816a 390r e o r818 820r | DJ PITUKA | |
| PHILCO | PH21M SS | The image appears on and off, but sometimes it doesn't even appear, it just turns on and off and the LED keeps blinking | Replace without measuring q802 2n5551 and d819 1n4001 | Replace without measuring q802 2n5551 and d819 1n4001 | DJ PITUKA |
| PHILCO | PH32D | Plugs it into the socket, the standby light comes on, after several times, it turns on and off. | C14 47uf/35v (fsp180-4h02) | Replace capacitor | fabiosilvar |
| PHILIPS | 47PFL5007G | Doesn't start | Q581 | Replaced | Francisco |
| AOC | L32W831 | While it is cold it works normally, but when it heats up, when it is turned off (regardless of the control or the button) it no longer turns on, it just stays on stand-by. It only starts working again after it cools down | Ci 3.3v regulator u701 with leak! obs even the computer heats up abnormally because of this regulator | Replace the 3.3v regulator,(g1084-33) position u701 and run to the hug | Dieison I. Castro |
| SONY | HCD-GTR88 | Does not work, stand by off | D352 diodo zener maz8043 (3v9) | Replaced it with a common 39 and it worked great | Emanuel(Alfa Eletronica) |
| PHILIPS | 42PFL3606/78 | Turns on normally, when you turn it off and on again it doesn't turn on again | Solve processor | fernando timbauba PE | |
| PHILCO | PHT1500 BLUETOOTH | After changing the battery it doesn't turn on anymore | Tsound is a switching transistor on the +12v line of the battery that "cuts" the power supply when disconnecting the battery or when it completely discharges. This is to provide assistance for assistance. | With the button on, and with a new battery installed, make a short between pins 1 (pin wsound the component is soldered on the board) with pin 3 of q21a which appears to be a triac. wire, don't solder. It happened to me, I hope I helped. | ASTEP-ASSISTÊNCIA TÉCNICA PESSOAL |
| SONY | KDL46BX455 | Doesn't work. red LED flashes 6 times. | Wsound can I find this defect? |