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Results: 87715
Results: 87715
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| TCL |
55P725
|
The backlight doesn't turn on, but the bus is fine. | AD602 diode shorted. (mbr3200) | To replace. | Persio (TVCompany) |
| PHILIPS |
40PFL3605
|
Turns on stuck at the logo, sometimes it even works, but if you turn it off it won't turn on again | Corrupt nand flash memory, does not accept usb update. | Rewrite or swap nand memory | World TV - Sorocaba |
| SAMSUNG |
UN50AU7700G
|
Does not turn on, no stand by | Short capacitor on the main board, you have to remove the heatsink | Replaced shorted capacitor and 13v input fuzistor. injecting 3ah into the 13v input helps to find it. | ANTENISTABNU |
| PANASONIC |
TH-42PV70LB
|
After it heats up, the image flashes and becomes saturated, a symptom similar to a defect in the LVDS on LCD TVs. | 8 pin 4d10s smd photocoupler, pc705 position on ysus board | Replacement. | electronicssupplyparts - Gramado/RS |
| PHILCO |
PHT510
|
Does not turn on, short blowing fuse | Shorted diode that is at the end of the red wire that goes to the transformer, it is the network input | In my case I left it without this diode and it worked perfectly | Spidermix |
| LG |
32LK330
|
Turns on normally, turns off lamps 3 times and turns off completely | Abl voltage was at 180volts - cause dz502 15v short | Dz502 replace | Pardal-x |
| BRASTEMP |
BMG35
|
When opening the door, the light turns on, the fan turns on and the plate turns. When you try to turn it on with the door closed it starts the timer and does nothing. | Control board relays. | Test the microswitches, if they are ok, remove the control board and test the relays by injecting 12v into the cap and checking if they are closing the contact. The three relays are normal open. in my case two of the relays were bad and a 1n4148 diode was shorted. The components were replaced and the problem was resolved. | GABSENS |
| PHILIPS |
42PFL3403
|
Backlight does not come on and nothing is defective | Power supply backlight circuit | Remove resistor r405 (120k, above it is 1203) and apply a jump. This resistor is smd and is close to the inverter transformer but in the backlight circuit close to the c.i smd position u401 | MIGUELTV |
| CAIXA AMPLIFICADA ECOPOWER |
EP-1291
|
Loud pop in the speaker when connecting the wireless microphone board | It has an SMD transistor that does the mute and gives a delay to release the audio from this board. was open between emitter and base. Tsound is no code on the board, but it is between the in12v and af out connectors. a bc849 or 549 even replaces it. | Magrão tk | |
| SAMSUNG |
UN 75 H6300A
TH01 |
With left side of the screen without image, all white | Shorted smd capacitor ca21 was removed from the circuit returning the normal image of attention to the others | God bless everyone | helio |
| SAMSUNG |
UN40H4203
|
Turn it on then a few seconds turn off the LEDs, good LEDs all have normal voltages, if you look with a flashlight tsound is an image on the screen | P-channel mosfet on the main board close to the power supply connector | Replace mosfet q202 | Ariel Santos |
| TOSHIBA |
37XV600DA
|
Does not turn on, no standby | Primary power unit, absence of voltages in the secondary. | Replaced c842,c864,c865,c877,c820 and c847, in this case resolved. | |
| SEMP |
TV2934
SK-91 |
Turns on image shakes turns off, turns on again and turns off repeating this | Polyeste capacitor next to the burnt str | I just replaced it and the TV looked great God bless you all always | Rogério TV |
| PHILLIPS |
42' LCD
42PFL3604/78 |
Turns on and after a while the screen turns off and only the sound remains. | Tsound were two internal lamps that broke the solder (cold solder). After opening it completely and removing the display, I just resoldered the lamp sockets and the problem was solved. | ||
| AOC |
LE24M1475/25
MSD6308 |
Only in standby, with voltages as if on, but LED off | Because3 changed | Replace without testing | ELETRONICA TENSAO R JACUIPE BA |
| PHILIPS |
49PHG5001/78
|
Turning off after 40 seconds of switching on. returns to standby | Swap nand memory | Cece eletrônica Brumadinho MG | |
| TOSHIBA |
2177(A)SL
|
Lists at the top | C305 0,47uf/100v | MARCONES DE ARARIPINA-PE | |
| SAMSUNG |
LN26B450C4MXZD
|
Stand-by LED on but TV does not turn on. | Cm852 and cm876 stuffed. | Replace of both. I put 1500μF it worked perfect. | RYK |
| PHILIPS |
42PFL3403
|
Doesn't work. stby led off | Fuse open, fet transistors q708, 709 (7n50) shorted | Plays q708 and 709. I used k1507 instead. | Arock |
| AOC |
LE32D1452/20
|
Compatibility AOC LE32D1452/80 and Philips 32PHG4900/78 | I replaced the board with a Philips one - board -> 715g6836-m0f-000-0043 | The TV worked perfectly with the AOC sensor/control buttons, but now uses the Philips control. In case of inverted image for some boards, just enter the service menu (menu-199-return) and replace the flip/mirror image function to on or off. | M2K |