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Results: 88044
Results: 88044
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILCO |
PH40E36DSGW
|
Does not turn on, no standby | Defect in the transformer activator circuit. check if tsound is voltage on resistor rp20, if not, remove ci tea1733 and check if tsound is voltage. the voltage will appear, then change the IC and the surrounding components, such as zener, capacitor and diodes. | JHONATAN ALIANÇA ELETRÔNICA | |
| PHILCO |
PH21M SS
|
When you turn on the TV, the LED blinks and does not turn on | Diode d813 in my case it was cut | Eletronica Line jatoba Maranhão | |
| SAMSUNG |
UN50RU7100
|
TV stopped, main board bad | The replace of the same | Normal power supply, but the main board is bad. note; pay attention to the code on the label that is on the board, it has the same code, if you put another one with a different code the same will work, but without an image, in my case the code was bn94-14756a | Alex Lopes <small> |
| LG |
42LM3400
|
Crazy keyboard - changing channels, turning off, etc. | Bad tv keyboard | Connect only pins 10,9 and 6 of connector p2401, which goes on the main board, this way it will only work with the control, but it solves the problem. | Kabo Informática |
| BUSTER |
HBTV-32L05HD
|
With dark strip on the right side of the screen | Cold solder on the flat cable on the display on the right side of the driver - give it some hot air and that's it! resolved the problem. | Deusdete | |
| CCE |
LN24G
|
Steady orange LED (not flashing) | Orange LED fixed, rewrite the nand, orange LED flashing, probably faulty U12 | HP ELETRONICA | |
| SAMSUNG |
UN46F6100AG
|
Does not light LEDs, | T con board, releasing the flat cable that connects the main board and t con, the LEDs light up | T plate replace with | Gabriel GXP |
| SONY |
KLV-32M400A
|
Does not turn on, LED flashes 3 times | F4001 e ic4001 | The fuse blew immediately and tsound was no short in any component. changing ic4001 solved it. | André |
| PHILCO |
PH43U21DSGW
|
Doesn't start. struck by lightning. | Board shorted on the 12volt line. tsound were tensions from several power supplys. on the dual p-channel mosfet me4953 -30v (u809), on the 5v line it was ok. however, on the 12v line (pins 1, 2, 7 and 8 were shorted. Ceramic capacitor c1000 was also shorted. | Replaced and worked normally. | R-Tec |
| SEMP |
DL3254
|
Backlight on without image | C17, c18, c19, c20 all located on v with | Replace the 4 shorted c17 smds and the others with leaks "replace all" | Multimarcas/Acarí |
| SAMSUNG |
UN55KU6000G
|
It doesn't turn on or the standby LED lights up | Faulty capacitance in the secondary power supply on the 13v line. when disconnected from the motherboard the LED bars lit up normally, when plugged into the motherboard the voltages disappeared remaining only 8.8v wsound it had to be 13v making it impossible to function | Replace the 4 25v capacitors with 470μF in positions cm858, cm857, cm856 and cm855. then it will work normally again | Francisco Melo eletrônica M.F |
| RECEPTOR CENTURY |
USR1900
|
With normal sound, and black and white or distorted image | R126 3k9 change to 720r or 1k. | MARCONES DE ARARIPINA-PE | |
| CENTURY |
SHD7100
|
No signal, lnb with 13v, normal is 18v. | Rp31 2w changed measuring 9k, on the 22v line. he's like a fuse, | Replace with one of less than 10r. | GDP2 |
| SONY |
KDL-46NX700
|
No picture, no backlight | F smd jl6020 na psu | ERP-ASSIST | |
| GRUNDIG |
26-9940T VISION9
SU |
It takes a while to turn on, but when it does turn on it works normally. If we turn it off after a while and turn it on again, it turns on quickly | Voltage regulator IC902 1.2V (MP2112) | Replace integrated circuit | Mário Santos |
| SONY |
32U4000
|
It lights up a few times but, when it comes on, it goes out almost immediately, leaving the red LED flashing | The problem is with the lamps. place a diode between pin 17 and ground of the bd9897fs ci, this procedure eliminates the integrated protection and makes it possible to check or, even with lamps with problems, it remains working | Mário Santos | |
| LG |
42LV4500
|
Doesn't start | Shoulder freezer and main | Check next to l402 | Mário Santos |
| PHILCO |
PH32F33DG
|
No image | With the oscilloscope, notice the back light gives a pulse and disarms, change the changed LED and remove 033 resistors | Warley cesar | |
| TCL |
L40S4900FS
|
LED burning | Power supply changed with extra voltage | Remove resistor r341 12k and r314 24k (underneath pin 2 to ground) insert 1 of 15k | JUNIOR PORTALTEC ELETRONICA CATALAO |
| SONY |
KV-M1440E
|
It starts to get dark after a while. it even stops having an image. | Leaky d302 diode | Swap .. equivalent 1n4148 | Marco Marques |