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Results: 87993
Results: 87993
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| TCL |
32S5400
32S5400 |
No secondary voltage (inoperative) | CA3 shorted - Close to the sound output | 10uF | Johnatan |
| SEMP |
1030FM
U18 |
Intermittent audio operation and Vertical output | Broken welds without 5v regulator Q421 | Ressold Q421 | MarcioTeixeira |
| SEMP |
1030FM
U18 |
It doesn't turn on or the LED lights up, without any noise. | IRF540N(Q703) from 12VDC/+160VDC power supply in Short | Replacing Q703 and D704 protection diode | MarcioTeixeira |
| TOSHIBA |
40L2400
|
Turns on, then turns off | Voltage regulator | ||
| AOC |
LE43D1452
715g6934-p01-000-002h |
no picture | replace LEDs and reducing LED current | remove resistor r8613 from 1r and resistor r8616 from 1.2r above smd | orlando lott |
| LG |
55UJ6300
eax67146203(1.1) |
stuck in standby | c1603 smd raw and L1601 open | replace the same ones I removed from scrap | orlando lott |
| SAMSUNG |
PL51D490
|
Grainy/almost 100% dark picture after replace RPJ30H1 or FGPF4536 IGBTs | Y-sus burning R5126 (6R2), shorting out several ceramic capacitors on the line. | The short is actually in IC U5014. After replace it and replace the 6R2 resistor once again, it started working again. | World TV - Sorocaba |
| POSITIVO |
212VA-P
|
Green LED flashes and does not turn on | Several stewed capacitors at the power supply | Replace: C915,C930,C914,C922,C917,C918 and C919, All 1000uf/16v | Wsmartcell |
| LENOXX |
CA-318B
|
It turns on but after a while no audio comes out. | High supply voltage, reaching 20v. An external 17v power supply was connected and it worked normally. | 16 volt DZ2 with problem. replace it | Daniel |
| SAMSUNG |
UN49NU7100G
|
Half of the screen was bright, the other half was dark. | Broken jumper on the power supply board | A Jumper at the mosfat output that controls one side of the LEDs has a jumper under the heat sink of the 2 diodes and 2 fats on the secondary, just reconnect the jumper and it works again, but even so you have to reduce the current of the LEDs on this model . | Eletrônica ATM |
| H-BUSTER |
HBTV-42L03FD
|
Stuck on stand-by | On the main board, D26 and D27 (1N4004). replace without measuring. | Eletrônica Barbato | |
| PHILIPS |
NTRX300/78
|
Works but with display off | Shorted capacitor on display board | Replace capacitor ec302 position on board | Aquiles |
| CCE |
LED 24TV
|
Doesn't turn on | Check cold welding at the power supply. | Resolder font | Rafael, Tecnico. |
| PHILCO |
PH32F33DG
|
Does not work.led stby off. | Tsound is no 3.3v power supply | See, replace D406 3.3v power supply protection. (Diode shorted) | Arock |
| TOSHIBA |
48L2400
|
missing +5v | Before replace the FLS206MR, replace the NB955 photocoupler (defective) | HAHNRAHN | |
| TOSHIBA |
48L2400
|
Nor +5v | Before replace the FLS206MR, replace the NB955 photocoupler (defective) | HAHNRAHN | |
| TCL |
32S5400AF
|
Dead | CA2 capacitor in the audio system. | Gilvan | |
| AOC |
32S5295
|
After replace the display it was inverted (upside down) | on the tcon of the new display, look for a 3.3v point and inject this voltage into pin 10 or 11 | mega center | |
| MONDIAL |
CM-500
|
NO AUDIO | R74 1K OPEN SMD RESISTOR | ALEKSANDRO * studio master * | |
| ELSYS |
SATMAX 6
26/12/2023 |
Doesn't turn on | The epron's 3.3 is missing, a value that is around 2.2... the solution is to replace the 38k resistor r7 with a 20k resistor | Návas |