TV Repair: Common Faults and Solutions.
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Results: 87413
Results: 87413
Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| STI | LE3973 | Does not turn on the black light | Inverter board defect | Replace 1m resistor r418 | George Pontes |
| ELECTROLUX | MEP41 | Some keyboard functions do not work | If the display is wet it is the cause of the problem | Replace display | Cabeça |
| BUSTER | HBTV2907HD | It works normally for about 5 days, and when it is turned off, it does not turn on again, with the standby light on. | U8 ld117a adjustable, regulator. on the main board. | Ademir tc. | |
| PANASONIC | NNS 62 BH | Turns off after 3 seconds | Micro key for the door to which it is connected together with the relay | Replace of the same | Marcelo |
| SAMSUNG | PL42A450P1XZD | The relay hits when it turns on and after a few minutes the TV turns on | Change without measuring cq815-845 and 806 in power supply bn44-00206a | SANTOMEL | |
| PHILIPS | 32PFL3406 32PFL3606 | Does not turn on or standby | F100 - q101 and q102 only showed 3.3v | C600 1μF x 450v polyester capacitor | Fernando S |
| PHILIPS | 32PFL5606D | Burning LEDs. LED power supply too high. 200v | Reduce voltage by removing 3 resistors. r455, 455a and 455b of 56r. dropped to 184v. | Katutto | |
| SONY | MHC-V5 | Protect league 03 | Dirty plate full of dust | I cleaned the amplifier board, the box returned to normal. | Fernando técnico |
| PANASONIC | TC-L32C20B 0000 | Turns on LED flashes 15 times and turns off | Faulty display screen | Old iron lol.... | Jhone eletronica |
| SAMSUNG | LN26A330J1 | Standby and beep only. | Power supply board did not release voltages correctly. | No bad components were found, I cleaned it with soap and water, after drying some bad tracks appeared, I made the repairs and the TV worked perfectly. | Eduardo Schmidt |
| PHILIPS | AJ3150 | Clock advancing, radio sound very low and negative voltage on the capacitors on the radio plate | It was probably just the capacitor that is connected to the crystal, but when in doubt and due to the age of the device, I replaced all the electrolytic capacitors on both plates (13 in total) and it was perfect. | Pedro Igor | |
| PANASONIC | SA-AKX440 | Doesn't start. power supplys arm and then disarm | D1001 changed | Replace diode with 1n4007 or equivalent | marcelo lima |
| PHILCO | PH50A17 | Audio failing, working intermittently | Solves audio circuits, crystals, phone connector, varicap, hdmis, rcas | Resolder audio circuits, crystals, phone connector, varicap, hdmis, rcas in this case* Lord put your angels sound | |
| LG | 32LJ600B | So em stand by | Reflow in the processor successfully resolved | cristiano manutec | |
| LG | 42PN4600 42PN4600 | Image with pigmentation, clouds | Both 8a60 rescheduled piece | Remove from scrap | JOHNATAN |
| LG | 14CB | Almost closed vertical | C311 1000/25 | Fábio boysinnn | |
| PHILIPS | 47PFG7109 TPM14 3L LA | Without image, audio ok. | Burned out leds | Replace the led bars | Eletrônica Moises N.H |
| SONY | GPX77 | Error 04 | Burnt outlet | Replace the board or try to do maintenance. Note: if the MOSFETs are toast, I find it very difficult to restore | Stiltec |
| PANASONIC | SA-MAX9000 | You have to insist to call, at first it doesn't. | Check pcont on connector cn1851 pin 4 enters the power supply if it is below 2.9v. | Resistor bank rx1003 smd code 101 close to the processor has high resistance in the resistor that plays the pcont signal, replace the rx1003 | Eletrônica Maurício |
| PHILIPS | 43PHG5813 | No image with LED on | The t-con board does not receive 12v | Fb714 missing, broken or open - from underside of board near panel flat | Alessandro B. Barcelos |