TV Repair: Common Faults and Solutions.
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Results: 87616
Results: 87616
Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| PHILCO | PH24D20DM2 | Does not turn on, press standby, blink 4 times and return to standby | Leaky diode on display in position DP6 | Remove or replace, without testing, the leak is minimal and is not noticeable on the multimeter | HAHNRAHN |
| LG | 50UK6510 | remote control does not work, or is intermittent. | Searching for another one working, I realized that pin 19 had to be 3.3, it disappears, or low voltage, I made a 3.3 voltage jumper on the other pins. | ||
| SAMSUNG | UN32J4300AG | LEDs on, functions frozen and no video. | Disconnecting the lvds cable restores the functions | C70 shorted. vcom board | Diego Boeira |
| PHILIPS | 32PFL5604 | RED STAND-BY LED ON AND DOES NOT TURN ON | C474 (4,7µF/16V) | I put 10µF/16V electrolyte and works fine | RYK |
| SAMSUNG | UN40F5500AG | Does not turn on, just blinking standby (no backlight) | replaced 10R resistor was measuring 4.22k next to the pfc capacitor | X elétro | |
| PHILIPS | 231TL4LB | Picture go on and go off | Coil L8708 | EletroClaudiope | |
| TOSHIBA | 32U35KB | TREMULOUS picture | T-CON | RETIRE R28 (RESISTOR SMD) T-CON DISPLAY -SOLVED | RIC TEC -11 93096-7971 |
| SHARP | LC-80LE632U | TURN OFF BY ITSELF | PSU DEFECT | REPLACE TNY274PN AND 22R RESISTOR | GABSENS |
| PHILIPS | 14GL1310 gr1al | low and rumbling sound | ts620 bc338 open | replace this transistor, check the pair ts625 bc328 in this case it was good | orlando lott |
| SAMSUNG | 32FH5203G | LED current reduction | replace smd 9110 resistor from 1R5 to 3R0 | João Bosco Sorocaba | |
| PHILIPS | 39PFL4508G/78 L12M3.1L LA | picture INVERTED AFTER REPLACING THE MAIN BOARD | IN SERVICE MODE TYPE ON THE REMOTE CONTROL: 062598+MENU+OPTION CODE WHICH IS ON THE TV LABEL, IN MY CASE THE TWO CODES WERE 445 BUT THE picture WAS INVERTED I TRIED 446 THE picture WAS IN THE RIGHT POSITION BUT NEGATIVE THEN I TRIED 444 AND THEN YES, EVERYTHING WAS NORMAL (WHENEVER YOU TYPE THE CODE, THE TV SHUTS OFF THEN IF IT CANNOT PROVIDE VIDEO AND JUST REPEAT THE PROCEDURE WITH THE TAG CODE | Roberto freire _ @pointinformatica6431 | |
| SEMP | TV 1454 PSL | TV doesn't turn on, just power supply pulsing, oscillating, LED keeps blinking, power supply low and oscillating | After much analysis I found a broken chopper traffic terminal, jumped in and left for the hug | Otacilio eletrônica G.G | |
| AMVOX | ACA-800 | With low sound, around 50% of total power, but it works normally, and the sound is clean. | Shorted SMD capacitor, next to the Ci 4558 on the preplate, which is on the back of the box. | replace the SMD capacitor, a 100nf capacitor can be placed, it is easy to find on the module board, next to the audio input preamps. | GETEC eletrônica |
| SAMSUNG | HT-X40 | Does not eject tray | Faulty insw or outsw line | RC2 capacitor shorted near CN2 connector | Lucas lg |
| GRADIENTE | SPECT-90 | Radio sometimes doesn't work and when it works, the sound is low and noisy | Replaced Ci La3390 and in the coil L9 nine shorted internal capacitors were removed and a 100pf one was placed underneath, defect resolved. | Andy Poison | |
| PHILIPS | 32PFL3605D/78 slc 10.1llA | doesn't start | c502 of 100x1kv burst, fet Q501 6nc80c and R514 of 10 homs smd. also open fuse | J.Dantex | |
| SAMSUNG | LN32D403E2G bn44-00468a | does not turn on power supply defect | qp801s in raw fet of pfc k10a60 cp811 of 100pf 1kv with leakage and cp809 of 100pf 1kv with leakage also | replace all the 5a fuses and it will be resolved | orlando lott |
| AIWA | NSX-S909 | It turns on for a while, then turns off the front and doesn't respond to commands, but the sound continues to come out | Cristal | In my case, just resolder the crystal and it came back, but also consider replace the crystal | Sn Eletrônica |
| SAMSUNG | UN40C5000QM UN32C5000 BN91-06115L | Turns off when tuning channels | Place a signal attenuator at the antenna input and tune. | Rubens S Oliveira | |
| SAMSUNG | UN40C5000QM BN91-06115L | The STBY LED blinks and does not turn on | No 3.3v at the input of ic208 pin 3 | Place two diodes in series, with the cathode on pin 3 of IC208 and the anode on the 5V C271 line close to the CN210 connector that powers the main PCI. | Rubens S Oliveira |