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Results: 88182
Results: 88182
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILCO |
PH29 US A2
PH 29 US A2 |
Image with lines in the middle of the screen folded lines | C404 polyesta close to vertical | C404 | robson eltronica leyser |
| SONY |
KV2959
|
No color | Kasei03 | Kasei03 | edzio eletronica |
| CCE |
HPS2097C
|
Flickering image with side bands +b low in secondary | Difference in power supply components due to heating | Remove 1r resistor r813 and put a 0.39 1w one in its place, obviously with a good fet. | santana |
| PHILIPS |
20PT4331/78
|
On and off with retrace lines | Capacitor 2444 and 2446 with low capacitance | On the -12 v line | GIOVANNE AVELLAR GSAELETRONICA |
| LG |
21FU4RL
|
Plug it into the socket, the LED lights up, press a button, it goes out and lights up again and it doesn't oscillate horizontally | C 525 shorted killing the 9 volts of the micro | Edimilson de Osasco | |
| LG |
21SA1RL-L4
L4 |
No normal video, sound and image on AV output | Capacitor c511 shorted on the processor pin 49 line | Replace the c511 with a 100μF/16v one. | NelsinhoPira |
| TOSHIBA |
TV2998EMS
LEM2 |
Power supply oscillates and cuts out, +b drops to 0.0 volts and the power supply capacitor becomes charged | R 863 perto do photo | carlinhos100 | |
| AIKO |
PF2101
NãO LEMBRO SO O MODELO |
Hammering close to the fly-back and power supply of +b zoro volt turning off, back to normal o+b | Fly-back shorting pin 4 ground to +b | vanderlei | |
| SAMSUNG |
29K40MQ
|
Without image but with just normal, when opening the screen the image appears but after some time it disappears again | When measuring the screen c508 capacitor on the cynoscope board with a value of 472m (4.7nf) it was very low, measuring around 4.1nf, I just changed it and the TV was fine | Electronics technician and installer of c or ku band satellite dishes for any satellite telephone for contacts -33 -30842033 | heliomar tecnico em governador valadares 33-30842033 |
| PHILCO |
TV2054
|
White screen full of vertical lines | Lack of 180 volts comes out of the flay back, the burnt resistor r714 of 0.47Ω of yellow, violet, silver, gold and white | Electronics technician and installer of c or ku band satellite dishes for any satellite telephone for contacts -33 -30842033 | heliomar tecnico em governador valadares 33-30842033 |
| CINERAL |
TC 1470
|
It works for a while and turns off. | Replace ic-103 regulator (7805) replace transistors q-102 -q-103 and c-215 (330pf) | Ademar Videira SC | |
| PHILCO |
TV2054
|
The TV didn't turn on, it just kept banging on the speaker, if you removed the speaker socket from the board it turned on but the image didn't open completely and was slightly moved downwards. | When checking the primary and secondary power supply I found the main transformer with the magnets displaced or loose | I put the magnet back in and locked it with insulating tape and the TV started working normally again. | heliomar tecnico em governador valadares 33-30842033 |
| CINERAL |
CIN-0507
|
Works and turns off after some time on. | Change all micro keys. | Ademar Videira SC | |
| LG |
29CC9RL
|
It works for a few minutes and turns off on its own. | Change photo coupler. | Ademar Videira SC | |
| LG |
CP 21Q24
|
It doesn't oxilate, it has a normal +b in the secondary, just don't worry about +b at the output of the 78mr12 regulator. | Change the ram. | Ademar Videira SC | |
| MITSUBISHI |
TC2054
|
TV arrived with a burnt vertical ci mpc1488h, I replaced it with a ta 8403k and I also changed the c458 capacitor of 470 mf x 35 volts and the TV was broken | Burnt vertical ci | Electronics technician and installer of c or ku band satellite dishes for any satellite telephone for contacts -33 -30842033 | heliomar tecnico em governador valadares 33-30842033 |
| LG |
TODAS
|
On most LG televisions they work perfectly, but after a while the image disappears. | Resolder to tube plate. | Ademar Videira SC | |
| TELEFONE |
SIEMENS A 5500
|
Does not charge the battery | Open the phone (handset) next to the battery connector tsound is an r-54 resistor which is nothing more than a fuse, just change it and that's it. | Ademar Videira SC | |
| CCE |
HPS-1491
|
Color system deficiency | C-559,112 | Replace replaced | LUCIANO |
| CCE |
HPS-2998
|
Na falta do fly back bsc-0192f. | The same can be replaced by the hps-2971 tv fly back. | Just make a small replace, disconnect the brown wire that goes from the tube housing to the tube chassis and leave the wire that goes to the main board outside. | Ademar Videira SC |