TV Repair: Common Faults and Solutions.
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Results: 88176
Results: 88176
Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| LG | 28MT | Increases volume alone | Remove D4101, close to the remote connector. | Remove D4101, close to the remote connector. | Eletrônica Silva Homs |
| TCL | 32S5400AF | Does not turn on, power supply with tensions 0V | Short on line 12 V | SMD Capacitor replace CA3 Next to CI UA1 | Sérgio |
| AOC | D26W931 | Does not turn on the keyboard or control | Fet Q700 Traffic on the main board with the power connector | replace the transistor, it is not keying the 5 volts | Cabeça |
| PHILCO | PTV32T10EDP | Flashes the backlight on the boot (logo) and erases. | Failure (Ripple) in LED feeding, they are not the bars | replace PC208 and PC170, both 47UF/100V Filtering | Baguatech |
| LG | 21FU6TL | The TV turns on with whistled noise and gets the picture trembling when connecting signal at the output AV | The cause was the 22k R512 near the micro | replace it because I was measuring 31k | Isael AssisTec - Manari/PE |
| PANASONIC | SA-AKX220 | Don't turn on | Do not turn on, an analysis was done on the board I found 2 TPS54240 shortly, before replace both and diodes, cause was at USB two IC 2501 and IC2502 Code AY6397 = BD2242G was made of this two BD2242g and two TPS54240 regulators and diode replace, working device and USB | Solved defect | Andre da Autorizada panasonic |
| PANASONIC | SA-AKX220 | Do not turn on, an analysis was done on the board I found 2 TPS54240 shortly, before replace both and diodes, cause was at USB two IC 2501 and IC2502 Code AY6397 = BD2242G was made of this two BD2242g and two TPS54240 regulators and diode replace, working device and USB | Solved defect | Andre da Autorizada panasonic | |
| LG | 60LA6200 | TV Normal but has the screen whitish | Capacitor in V-Com short in C134 | replace or remove from place | RV ELETRONICA GYN |
| SAMSUNG | UN75H6300A | Alloy then shut down | power supply defect, in the primary one of the trails was broken because of oxidation between pin 4 and 5 of the IC Fa6A01, this trail goes to the 3 photoacoplator that connects pin of the three, I did the wire trail, I turned on TV not to turn off | Resolved | Andréi |
| SAMSUNG | UN75H6300AG | Alloy then shut down | power supply Problem, I analyzed I found a broken trail, which takes pin 4 and 5 IC FA6A01, which goes to the pin of the 3 photoacoplator, I repailed the wire trail, turned TV not to work was working | Solved defect | André |
| SONY | MHC GTX888 | Apparatus connected and appeared eject on the display and shut down | Tape mechanism with problem repair or locking the mechanism down. | ||
| PHILCO | PH48S61DG | Don't call is only in the lit lit so standby | Analyzing plate I found IC n806 - SY8087, is receiving 5V trenches not skirt 3.3V to feed regulator N805 1.5V ddr giving 0v, I made the replace n806 tinging tv liga | Solved defect | André |
| PHILIPS | MX 2500D | Don't turn on. Lights standby when turning on relay and erases the panel. (Intermittent defect). | Mosfet FQA 8N80 of font. | ||
| TOSHIBA | 32L2400 | After replace the plate, it was upside down and with inverted picture | I tried to put the update to 924693 but it didn't work | I replaced the flash memory from one plate to another tsound worked | david gomes |
| LG | 29LN300B | picture appears and then darkens | If you monitor the tension in the LED bar, you will see that it decreases and has about 118v | replace without measuring diode d1101, enter 53v and leaves 135v | VICTORINO |
| SAMSUNG | LT27550A | Backling flashing, no standby with voltage oscillation | Pc801s | replace photoacoplator PC801s at power supply | SAMUELTEC |
| SAMSUNG | T27B350LB | Don't light the stand by | In my case the optical coupling was fulga between the output terminals that goes to the W6053s | Mariano | |
| ONEAL | OMF405 | Do not turn on, display deleted. | Regulatory cause 5 shortly. Made the replace of the same | SMD U2 regulator. 7805. | B.F Eletrônicos |
| SAMSUNG | MAX-G55 | Without exits in any function. | Tsound r2s15904sp | ||
| LG | 50PA4500 | blunder | R 576 330R e DIODO ZD552 6,5 D560 UF4004 | SEP UP2 | guinga sdia goias |