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Results: 87993
Results: 87993
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| CSR |
3000
|
Box working with normal sound but the volume does not exceed 50 percent | TL082 CP 8-pin preamplifier IC normally comes shaved | Check the 15 volt voltage on the Zener if it is below 15 volts, replace the TL 082CP | ELETROSIDERAL |
| PHILCO |
PH32E63D
|
does not come out of standby | corrupted memory data. | rewrite memory. | eletronica cachoeira |
| TCL |
32S615
|
LED current reduction | Removing AR609 3R3 reduces current from 90mA/295mA to 60mA/175mA | Remover resistor AR609 3R3 | Ederlin |
| PHILIPS |
43PFG5813
|
No picture with screen \\\"washed\\\", LEDs on | With the right side viewed from behind, eliminate 8 trails on the left side of the flat | ToniTec | |
| MULTILASER PULSE |
SP700
|
When turned on, it turns off or stays on for a short time and returns to stand by. | ZD903 leaking | The test is done by monitoring the 30V of the power supply, which in this case was oscillating between 25v and 30v | mfelipe |
| SAMSUNG |
UN50MU6100G
|
TV turns on backlight but no picture comes out, tsound is audio. | Medir Q210, enter 12.5v and you know 12.5v. | replace Q210 (4435) was inputting 12.7v but outputting 11.5v. The Q210 got very hot. It looked like an LCD defect. | Joaomvjr |
| SAMSUNG |
UN50TU7020
CY-BT050HGPV1G |
doesn't start | MAIN BOARD DOES NOT TURN ON SUPPLY OK | JOÃO GAIA | |
| SAMSUNG |
LN32R71B
GBD32ML |
With picture on HDMI and sound showing hissing noise | I checked for a short in the STV8257 audio processor, found the capacitor C6015 (SMD 10uF/16V) with low insulation measuring 32 ohms, replaced it and the audio returned to normal. | Erick Geraldeli | |
| PHILIPS |
29PT9467C
Sk5 1l ca |
picture closed on the side, reduced frame | Defect, replacement of cap c438, 272pf and cap L432 next to the flyback | Dj pituka | |
| LG PHILIPS AOC |
43S5195 43S5295 43LJ5500 43PFG5813
|
Screen flickering lines on the screen | replace the display | I didn't find a cheap display, but I gave the budget based on one on the free market and it was approved, I'll leave the link for anyone who wants to buy it: External Link... | KICO |
| PHILCO |
PTV28G50SN
|
Wifi doesn't work | It arrived at my assistance, this Philco TV is working, with the following defect, Wifi doesn't work, I've already done the reset, it didn't solve it, I updated the TV, nothing, I replaced the board for the new one, it didn't solve the problem. I checked the main board near the WiFi connector, the voltage is showing 4.2 at 4.0V it is low, varying the defect was QU7 AO3401 mosfet is bad, 5.2v was entering the output, varying 4.0 4.2v I replaced this new original mosfet, the tecao appeared 5.2v I turned on the TV and went Wireless network worked Wifi | Just replace mosfet Solved | André |
| LG |
32LJ600
Placa lt 66k EAX66874605 |
without power 121 volts screen | ic 601 MPS 1634 ou substito MPS 1731 | Eletrosideral Sp | |
| CCE |
STILE D32
MLT320 |
doesn't start | U3 | replace, the schematic doesn't show the IC code, but I use the same size LD7531AMGL and the pinout matches perfectly. | Play back |
| SAMSUNG |
29K40MQ
|
does not oscillate horizontally | r425 1k resistor replacement | reginaldo moronte,eletronica junior caldas novas | |
| SAMSUNG |
UN40D5003
BN44-00473A |
Standby LED blinks and does not turn on | Releasing the cable that powers the main one activates the backlight and the power supplys, but it is the power supply board. | Leaky QQ9101 transistor, backlight shield near the backlight connector. | Easi |
| LG |
32LH570B
|
Without 12v to provide an picture. | Defect in IC mp3378e in position IC601 | replace the IC for an identical one | ArnolTec |
| PHILCO |
PTV22G50D
Juc7.820.00228987 |
Does not turn on (LED off) | 5V DC DC power supply inoperative, Tsound is no voltage on capacitor CE4 (near the audio output), but tsound is 12V capacitor CE14 | Remove IC UE1 or coil LE1, adapt DC DC Mp1584 Step Down board or similar (input cap. CE14 and output in CE4), IMPORTANT: before connecting the output, adjust it to a voltage of 5V. Then just joy!!! | RUBERVAL SBC |
| PHILIPS |
MCM595
|
DOESN'T START | C2217 DRY | replace it | BARBADINHA |
| PHILIPS |
MCM595
|
stuck in standby | doesn't start | replacing capacitor C2217 | BARBADINHA |
| LG |
49LF5500
|
Bay stand LED flashing | SMD transistor on the side of the power supply connector on the main board | replace Q401 Q402 Q400 | Fernando Nascimento |