TV Repair: Common Faults and Solutions.
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Results: 87435
Results: 87435
Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| SEMP | TV2122(O) FS U19 | Low sound even at maximum volume | C613 and c635 of 220mf by 25v | Replace of the same | AssisTec |
| PHILIPS | 42PFL3007D/78 | Flashing the philips name and it doesn't turn on | Power supply | Replace without testing the capacitor c9353 (330/16) and it's solved | Celio Paulo de oliveira |
| LG | 32LD650 | When pressing the power button, the LED starts flashing. tensions ok. | Bga | The reflow was done and it started working normally again. but it is recommended to do the reballing so that the problem does not return. | croclaro |
| SAMSUNG | CL21Z43MQ | Alloy with blue screen and retrace lines | Replace zd244 5v6 zener diode on the micronas side in front of the 3 transistors | DJ PITUKA | |
| LG | 20CB20A SC23A | Sometimes it would call, sometimes it wouldn't and when it did, it would appear with a horizontally reduced picture | Low voltage in the secondary of + b cap 814 of 47 by 160v exhausted | Replace and run to the hug God is faithful | eletronica sto ant rj bahia |
| PHILIPS | 20PT3331/78 | It didn't work with the remote control, it had 3v3 on the sensor | Change the sensor go and run to the hug | And | eletronica sto ant rj |
| SONY | LE3973 | The LED would turn on and then turn off, flashing the red LED 6 times, indicating that the defect was on the inverter board. | You take 3.3 volts from the power supply board and place it at the point on the inverter board wsound tsound are the olps and connect it and it will work beautifully. | Diego lima | |
| LG | RP-20CC25 | Does not light up stand by | After testing the secondary power supply, I discovered that tsound was a leak caused by the capacitor (c813) 102/2kv, killing the secondary voltage. | Capacitor removal or replacement (c813) | Carlos Alberto (Eletrônica Baturité) |
| CINERAL | 29P CIN-0507 | Inoperative, does not turn on, LED is off | Ic 801 with faults | Just replace it and the TV is 100% | Nilson Rodrigues |
| BRITâNIA | DVD FAMA USB | Do not turn on inoperative with the power supply blocked without the standbay LED lighting up | C7 1000 by 10v swollen and d7 shorted | I replaced these two power supply components and the DVD was good again. | Luiz eletrônicas |
| CCE | HPS 1497 | Side and focus bands | Shqqh | 47µf / 160 v | Mastermil |
| SAMSUNG | LN40C530 FM1 | Does not turn on the lamps | Low pfc varying - causes regulator um851 kia431 | PardalX | |
| LG | 32LG30R | Turning on and off with noise | Capacitors on pci | Replace the capacitors on the main board: 875,879 of 10mf/16v and the cap: 1128 of 100mf/16v | flavio |
| PHILIPS | 29PT529A/78R | No audio and making the audio applicator very hot. | Defective amplifier. swap c2883. | Paulo lopes | |
| PANASONIC | TH42PV70LB | Turns on then turns off and the red LED flashes 10 times | I released the connector on the memory card, it worked again, I straightened a shorted terminal inside the card holder and ran to the applause | EDMILSON | |
| CROMUS | 3.8 | Analog | Doesn't start | Zé | |
| CCE | 1418USP | Turns on and off, LED lights up, turns off, relay hits | C417 shorted | Small darkened capacitor | Felixclank |
| LOCALIZADOR DE SATÉLITE, POWERPACK | DSF 6908 | Does not identify the lnbf or does not find any signal. | Transistor qw18, and qw7 on the 19v line, with a problem. 19v was coming, on the qw18, but on the lnb, it only had 2.8v. | Check transistor qw18, and qw7. | MARCONES DE ARARIPINA PE. |
| POWERPACK | DSF 6908 | Does not identify the lnbf or does not find any signal. | Transistor qw18, and qw7 on the 19v line, with a problem. 19v was coming, on the qw18, but on the lnb, it only had 2.8v. | Check transistor qw18, and qw7. | MARCONES DE ARARIPINA PE. |
| PHILCO | PH21MSS | League. no signal and when you put in the antenna cable everything goes dark | Ci memory | Defective memory ic. just run for the hug | Eduardo santos |