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Results: 88081
Results: 88081
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| STAY700 |
20PT3331
|
Total off | Bat.12v7ah, f1ef230ah, u1 7805d21 1n4148, solda fria no power supply do q10,u2 lm317 e areplace dos d15 e d16 1n4148 ,c22 470nf/400v e u3 pic16f676 | I replaced the components that were shorted and open, u1 and u2, we started f1 and f2 open and inserted the 12v 7ah battery, I checked the sample signals on pins 7, 10 11, 13 on pin 7 and o10 13 before changing the zenners. it was replaced and pin13 showed no signal I had to replace the c22 then I solved the UPS partio but tsound was no network finally I replaced the pic | actec |
| SONY |
KDL32R305
|
It turns on, then makes noise and turns off and flashes 6 times, after changing the LED bars it was the same thing, because when changing new bars you have to solder the bar fittings as they give very poor contact and represent a defect on the board | Weld bars one by one into the fittings | LORD | |
| LG |
RP20CC97
|
TV turns on normally, but image closed from the middle down and open top with lines of retraces | R305= 12k open | Replaced and resolved | Eletrônica Renascer (Boa Vista do Gurupi-Ma) |
| SAMSUNG |
UN40EH5300
|
This TV turns on normally after some time of operation, turns off and turns on again, that is, it keeps restarting | The cause was the smart wifi module | naelson silva gravata pe | |
| LG |
42PG20R
|
Turns on, with sound and without image | Capacitor c515 smd on the buffer board broken, underneath it was charred | Replace c515, and remove all carbonization | HC Eletrônica Guaíba |
| STAY700 |
20PT3331
|
Turns on but does not break the network | U2 and f1 open f2 | Changing the lm317 and two 30a fuses f1 f2 | actec |
| PANASONIC |
TC-L32C10B
|
Disappearing image with a blink | Bad bulbs or bad contact | Cabeça | |
| PHILIPS |
14GL1319
|
Tv works - reduced frame top and bottom-vertical | Trimpot centralizaÇao vertical-height-1o1- | Replace -trimpot- 1o1=100r | EMERSON RIBEIRO |
| AOC |
L32W931
|
It has standby, but it does not arm, the red LED flashes twice | Exhausted power supply capacitors, c953 (330uf/16v) and c954 (470uf/16v) | ||
| LG |
CP 29H90P
|
Vertically jagged blurred image | Image without definition | TecniTécnico Edivaldo Miranda Silva - Dangra Eletronica | |
| CCE |
LN39G
GT-1326EX-E39 |
Does not turn on, the stand-by LED is weak, varying in brightness, sometimes it turns on. | Low voltage and varying in the ci u2 regulator 3.3v due to the resistor r29 being cold soldered. The resistor was resoldered and the voltage of 3.3v was stabilized and turned on again. | Cezz@r Augusto | |
| SEMP TOSHIBA |
LE3256AW
|
Inoperative, stand by LED does not turn green, tsound is no sound or image | Replaced flash memory | SEMP TOSHIBA | |
| LG |
42LG30R
? |
Turns on and within a few minutes turns off or locks the keyboard. | C 875 and c879 on the main board of 10 micro by 16 volts | Swap c875 and c879 on the main board. | |
| SAMSUNG |
LT22B300
|
Plugs into the socket, does not come out of standby, neither on the control nor on the touch. measuring the board voltages, all normal. | This TV uses a touch keyboard | Replace the touch, only use a new touch, used from another TV, only when removing it becomes a short. or use the entire frame. | Ev antunes |
| LG |
MS3052RA
|
Restarting all the time | D103 just replace without testing!!! | ||
| LG |
32LD350
|
Does not turn on, kills 3.5v | C457,c459-next to ic405-induces that c405 is leaky. | JORGE LIMA | |
| SAMSUNG HOME THEATER |
HT-P50
DVD |
Stopped calling | Resolution | Wilson | |
| TOSHIBA |
MS 8012MU
|
Doesn't start | Problem in a part marked ic901 | ||
| TOSHIBA |
MS 8012MU
ALLLOGIC |
Ic901 | Check ic901 | Nick | |
| TOSHIBA |
MS 8012MU
ALLLOGIC |
Ic901 | Check ic901 | Nick |