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Results: 88106
Results: 88106
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| FHILIPS |
FWM9000/78
|
Fan turns on and then turns off | Replace diode d32 even though it works. | Luiz silva | |
| SONY |
MHC-DX9
|
Going into protection | When it turned on it took two seconds and went into protection | The defect was in resistors 511 and 561, each 100Ω by 1/4w and leaking | marcos |
| PANASONIC |
TC-L42D20B
|
Red LED flashes 4 times | In the service manual it says it is sub 12v_sense_sos | In fact, in my case it was an LED bar that had an open LED, just replace the bar and that's it. | EDUARDO TOMAS SILVA |
| CENTURY |
SUPER 1900
|
The display doesn't turn on, it's overheating the viper22a | Tr1 | Replace the chopp of the tr1 power supply without measuring | Sinailson furtado |
| LG |
21FJ8RL
|
TV arms and disarms, generates high sparking | R806=39k changed measuring 68k | Replace it with another and run to another | Antonio Carlos (Eletrônica Renascer) |
| TOSHIBA |
LC4245W
|
Power supply does not supply 5v, not even by decree. | Db901 changed. | It is observed that after opening the rb901 (2r2) the +b of the ci nb901 does not exceed 7v when it should have 15v. | ELTON CASTRO cabo-pe |
| PHILCO |
PH40R86DSGW
|
Dead | Main board attached to the power supply | I measured power supplys ok, regulators ok, I replaced the board and it was fine | EDUARDO TOMAS SILVA |
| PHILCO |
PH40R86DSGW
|
The logo appears and disappears | Defective back light. | Replace all the LED bars, if you replace just one you can be sure that the TV will return. | EDUARDO TOMAS SILVA |
| SEMP |
TV 2134(C)SL
|
Turn on and off | C613 near power supply str | 3R | |
| LG |
47LH70YD
|
The relay keeps hitting | Tsound is no 12v or 24 at the power supply | In my case it was the pfc power supply that was defective, it had altered resistors in the reference divider. | EDUARDO TOMAS SILVA |
| PHILIPS |
20PT4331
|
TV turned on and off by pressing the channel button on and off. | Resistor 3523 47r altered pulse pine 11 ci 7520 tea1506t | Replaced perfect tv. | Claudio Rio de Janeiro |
| SEMP |
LC4245W
|
The TV would sometimes turn on when it was cold...but if I unplugged it and turned it on again, it wouldn't even turn on stand by. | Changing the n950 photo coupler | GR Eletrônica | |
| TOSHIBA |
TV2157 NFS
U18 |
Low and noisy sound is not in the audio sector | Q906 smd on kinescope board | When you remove it, the audio appears, but in case of doubt, put another one | Carlosss |
| AOC |
LE32D3330
|
Doesn't start | Capacitor | C9111 330/16v with low importance | Tec Center |
| PHILCO |
PH39F33
|
Standby only | Cold soldering | In the primary power supply circuit | Tec Center |
| SEMP |
TV2934BSL
SK91 |
Doesn't start | Checking the voltage, as the 5v voltage was low, removing the micronas it came back, solution to change the micronas | DJ PITUKA | |
| SAMSUNG |
MX-F630ZD
|
Device showing protective message | The aic2 audio output integrated (tas5342a) was removed and the message did not appear, when installing a new integrated the message was displayed again. | All the gaps between the CI pins were scraped as tsound was a lot of carbonization on the plate due to the heating of the part. This scraping was done with the tip of tweezers and assisted by an electron microscope for good visualization. Once that was done, I put the ci back in and the device started working normally again. | José Luiz Enguer Pereira |
| ELSYS |
OITV
|
Receiver without audio | He came back | Alison import | |
| SAMSUNG |
MX-F630ZD
|
Device showing protective message | The integrated audio output was removed and the message did not appear, when installing a new integrated the message was displayed again. | All the gaps between the CI pins were scraped as tsound was a lot of carbonization on the plate due to the heating of the part. This scraping was done with the tip of tweezers and assisted by an electron microscope for good visualization. Once that was done, I put the ci back in and the device started working normally again. | José Luiz Enguer Pereira |
| PHILIPS |
42PFL3604/78R
|
Device completely inoperative. | The power supply fuse f801 (5a) was open. the cause was a short in capacitor c807 (330p x 1kv). | Once the fuse and capacitor were replaced, the device started working normally again. | José Luiz Enguer Pereira |