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 |
|---|---|---|---|---|---|
| PHILCO | TPF2130 | LED is on but won't turn on | Bad 2408 memory Just change it and it kills all the voltage coming from the power supply so it won't turn on. | ELETRÔNICA SOUZA | |
| SEMP TOSHIBA | 32XV600DA | Turns on normally and after a few seconds the back light lamps turn off | The defect occurs because the controller does not receive the pulse related to the inverter board and activates the protection, the sound remains normal | Check if tsound is 24 volts on the inverter board if it is ok replace r24 and r29, c1,c2,c3 in my case it solved | Denilsonti75(epinfor) |
| LG | RP20CC25 | Activates the av, but it doesn't come in. | Dido zener zd 505, shv em tsurto | José delta line | |
| LG | 21FJ6RB MC-059A | Turns on with the screen almost off and a reduced frame | Low secondary power supply and 180v from pin 2 of the flyback giving 82v | 4k7 resistor r844 replaced to 6k1 Just replace it and run for the hug! | JOCIMÁRIO |
| LG | 32LC4R | When turning on, the audio on the HDMI input fails and improves after 3 minutes, it is perfect | Capacitor c824 47uf/16v on the main board close to the crystal, replace. | Replacement, can be 100μF. | José Dias |
| LG | 32LB550B | The logo appears and turns off, it remains in this intermittent process. | Corrupted eprom | Rewrite the eprom | Renan |
| LG | LG 29CC9RL | Turns on normally, after a while it turns off for no apparent reason | Photo coupler | Replaced and solved the problem | Eletrônica Renascer |
| ELECTROLUX | MEF30 | Display off, doesn't work | 500k/1w r104 open | Note: this PCI with switched power supply is "midea" like the mef28, ci oscillator 1910-10 (smd). | Pedrozo |
| SMS | MANAGER NET4+ | Does not stop charging the battery | Changed transistor q19 | Replace q19 bc337 | Engetronica |
| SONY | KLV-32M400A | Normal channel and no audio at all | Ceramic smd capacitor shorted next to ic 2002 | Just remove it and the TV will show. | Rômulo |
| PHILIPS | LE32H1461 | Stop does not turn on standby | D9101 shorted | carloseletronica | |
| PHILIPS | 14PT3131 | Nao liga led standbay normal | Fotoaclopador | Replace the same and run for the hug | Marcelo |
| PHILIPS | FWM397 | FM and AM radio does not work | Transistor c8550 position q613 | Changing the transistor q613 s8550 | JORGE TV TÉC PARANÁ |
| PHILIPS | 39PFL3008D/78 | Turns on, the screen turns gray and then turns off | Change eproom or update | Rodrigo vipo | |
| MITSUBISHI | TC1498 | Light comes on on the panel, does not go out of stand-by, when pressing the power button nothing happens, power supply b+ with 37 volts. | In this case I removed the pacifier from the tube and the fly-back oscillated, some clear sparks appeared inside the tube barrel indicating a short in the tube! | The tube that was shorted was replaced, but the image still didn't appear, leaving those bands on the screen, that is, out of horizontal frequency, just changing the c208 1μF x 100v and the TV started working normally again! | Fernando Alcantra |
| SAMSUNG | CL21Z39MQ 0000 | Turn on and off | Vertical output ci ic301 burnt la78045 | Replace ci la78045, capacitor 410 and resistor 414 | Paulo Sérgio Nunes de Araújo |
| S-75-5 FONTE | S755 | Delay in calling. | Cap.4.7(c10) | Fbs eletrônica | |
| PHILCO | PH19C | Só led st by | Diodo d2 pci principal | ||
| PHILCO | PH32 LED A2 | LED goes off but tsound is no image or sound, sometimes it turns on and works indefinitely | When heating the memory with the blower, it worked in several attempts, it seems that when it cooled down it stopped working | Changing the 25q64 memory and ceramic capacitor on pin 8 | davi.sls |
| TOSHIBA | MS7980MUS | Firmware update when tsound is no audio | Http://upload.tecnicenter.org/download.php?file=00390c1e663081610924ff2012025d06 | Download update from this link and update | beto2828 |