Repair Tips
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Results: 88026
Results: 88026
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
KDL-40BX425
|
Green LED lights up then flashes red, without 12v and 24v | 15v zd971 with leakage | Replace diode | Cleiton |
| BUSTER |
HBTV-32D05HD
|
Cold, turns on normally, works for 10 minutes and turns off, the LED turns blue STB | Change q6 signal board | alcindo | |
| VáRIAS MARCAS |
LUMINáRIA DE EMERGêNCIA
GENéRICO |
Lights up a little even with power from the socket | Depleted capacitor on the input part of the charger (450v?) | You can measure the voltage on the capacitor if it is below the rectified value (155vdc for 110vac, vac*1.41) it may be exhausted. If you are going to measure the capacitance, discharge it first. | R |
| SAMSUNG |
CL-29K40MQ
|
Do not turn on, LED off power supply goes into protection, high power supply 160v. | An oxidized jamp, that feeds the memory, p-281 | Matheus | |
| SANSUNG |
UN40D5003
|
Blinking LED does not turn on | Shorted capacitor | Replace capacitor smd c1116 na placa pricipal | Jg eletronica |
| TV LG |
32LK610
|
Remote control sensor inoperative | Va4002 shorted killing the 5v on the control sensor board | Remove the same | Erick som |
| PANASONIC |
TC-32ES600B TC-32FS600B
|
Pcf with around 300v, voltage on pin 3 of the pc7300 zero and some voltages present on the secondary but it does not turn on or stand by. | Check for a possible leak in d7307 (primary), it could be the glue or the component itself. | electronicssupplyparts - Gramado/RS | |
| PHILIPS |
42PFL3604
/78 |
Doesn't start. Stand-by LED works sometimes. | Exhausted capacitors, replace in this sequence: c474 / c532 / c534 / c526 / c528 / c529 /// inside the shield: c114***vilao kkk / c525 / c527 /// as a last resort, rewrite the eeprom u10 | Note that this TV was turned off by the remote, it will only be turned on by the remote or by pressing channel+ on the TV. /// if it has been turned off by the TV, it will not turn on via the control. Here's a tip. | DSSTECH |
| SONY |
KDL.. W955A
|
Turns off and flashes 4x | Leak in the LED bus/or defect in the inverter | Remove Q4001 (SMD switch) from the inverter board and close pins 4 and 5 of the CN2001 connector (which goes to the power supply) | Elias Florencio |
| SAMSUNG |
LN26D450G1G
|
The screen flashes and sometimes restarts | Lack of pfc actuation (400v), caused by the ps-on command being low | The defect is in the q202 transistor, npn transistor, just replace it with another one and go for a hug! | Lucas |
| SAMSUNG |
LN26D450G1G
|
The screen flashes and sometimes restarts | Lack of pfc actuation (400v), caused by the ps-on command being low | The defect is in the q202 transistor, npn transistor, just replace it with another one and go for a hug! | Lucas |
| SAMSUNG |
PL43F4000
|
Image progressively grainy in some parts | A sus repair kit was replaced and the q 5000 rjp63k2 was fake | Replacing the q5000 transistor with an original one, be careful guys, tsound are a lot of these fake ones out tsound | PAULO PINHO |
| TOSHIBA |
TV 2998
LEM2 |
Low and noisy sound | C671 c672 c679= all 47/25v and c449=1000/16v near the flyback | Electronics paroama. 05/20/2022 Friday | FLAD8 |
| CCE |
1491
CM-535A |
Vertical closed | Resistor r303 (67k) open, and c301 (100uf/25v) changed. | MARCONES DE ARARIPINA -PE. | |
| PHILCO |
PH32U20
|
Doesn't start. 12 pulsating fountain | Change dp202 under the power supply heatsink. | Tec-Center | |
| SAMSUNG |
UN50TU8000G
|
One more case: turning off and on, loop | In the small flat (with to with) left side (wsound the flat cable from the main board comes in) from left to right (as it is written) isolated 3 tracks only, TV working normally | Claudio Jorge Eckert Junior | |
| LG |
55LD650
|
HDMI doesn't work, turning off by itself, sometimes it doesn't turn on | Processor bga solder | Reballing | GABSENS |
| SONY |
KDL-48W655D
|
Does not turn on, standby LED flashes red 6 times | Processor bga solder | Reballing | GABSENS |
| PANASONIC |
TC-L50E6B
|
TV turns on and backlight turns on, but no image +b and t-con 12v fuse ok | On the pci t-con it had lp1 with a defect in the solders and it did not generate 3v3 | YouTube Direto no defeito | |
| LG |
42LD420
|
Turns on and off (the lamps blink when the TV turns on) | Ic 301 que faz o back light ( bd927df ) | Replaced the ic 301. the problem was solved. | DANGRA ELETRÔNICA - SÃO PAULO |