TV Repair: Common Faults and Solutions.
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Results: 87577
Results: 87577
Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| PHILCO | PH24D21D | TV does not turn on, nor does the stand by LED light up. | Corrupted software | Rewrite eprom. tip from friend sergiomga who provided a link. https://www.4shared.com/s/fuuuncgtmee | Gerson Digitecnica |
| SEMP | TV 2134 SK11 | Image aliasing with loud noise from speakers | Replace c311 electrolytic capacitor 47x160v | Just replace it and go for hugs | Mauricio rodrigues |
| SAMSUNG | LN40C530F1M | Image flashing like light bulbs | Change the power supply. | Bruno Nicácio | |
| PHILIPS MAGNAVOX | 20MT2131/78 | Won't turn on normal 95v | Horizontal exit | Replace transistor bul312fp | Nilmar NVS |
| SEMP | LC3246 WDA | With sound lamps on without video | Capacitors cp45 and cp46 on the display board | ||
| CCE | HPS-1471 | No chroma, (color) black and white image. | Cristal (x701) 12.000 mhz | Replace crystal (replace) | Severino Silva |
| PHILIPS | 21PT6456/78 | No sound, or very low even at maximum volume | C2444- 470uf 16v | Replace the same | Zé Mário |
| PHILIPS | 14PT3336/78 | LED turns on, turns off and power supply charges. voltage +b rises to 70 volts and drops to 0. | Damaged 7520 regulator preventing the power supply from oscillating correctly | Replace regulator 7520 strw6765 | samuel leite |
| LG | 29FS7RL/RK CW62C | All +b pulsating, relay doesn't work, TV doesn't turn on | R801 in 36k power supply changed | Replace the same | uti dos eletronicos |
| SAMSUNG | CL29Z50MQ | Vertical closing at the top and folds the image... | Replace without measuring diode d303 (1n4007) | Max | |
| PANASONIC | TC14A10 | On, the image is normal, but when you press the function key on the TV, the function control, brightness, contrast, etc., does not appear, and even volume, the control bar does not appear. | The cause was a short microprocessor IC 1101 - mn1871681, I changed it, the screen turned blue and the functions returned to normal and the volume bar appeared | Defect resolved | Carlos |
| SAMSUNG | UN32FH5203GXZD | Does not turn on dashboard LEDs blinking | Dm861c shorted | Replacelo | MARCELIO DREISSIG |
| LG | 21FS4FR | Vertical folding top | In my case it was the deflector. I fixed it. | luiztvsom | |
| PHILIPS | 47PFL4007G | 5v varying | Leaky EA6 transistor | Replace os transistor local u306 eo u304 | eletrônica smart |
| LG | 29FU6TL CW62D | 3 lines at the top of the image in color | Replace c 304 100uf .50v | Eider | |
| PHILIPS | 21PT739A/78R | Does not increase volume more than 7, only lowers it | Corrupted eprom data | CatracaBJ | |
| SONY | HCD-GTR888 | Protect | Q4501 altering flasher | Replace without measuring | Paulo |
| PHILIPS | 32PFL5604/78 | TV does not turn on stand-by when switched off. | Defect on the power supply board c220 and c221, both 220pf for 1kv completely toasted and the protection fuse open at 3.15a, I had to change it and get the money. | ARMANDO DE OLIMPIA | |
| LG | 26LE6500 EAX61524604 | Has characters, no image; dark, plotless and mute | Deconfigures alone, ignoring HD channels; reconfigure reprogramming | Restart by redoing the operation, until sound and plot return. | Galdino <br>Audio & Video |
| LG | 42LD650-SA | Works and, from time to time, turns off and then stops working | I solved it by changing the main pcb (mainboard) | Mário Martins |