Repair Tips
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Results: 88147
Results: 88147
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
CJ44
EAX67136102 |
Apparatus arrived by turning off and giving protection | It is not generating the PVDD (high amplifier voltage) | replace the photo coupling location on the PC 903 power supply plate, is next to the larger power supply stuck. | BOSCA |
| SAMSUNG |
PL42C450 PL50C450 PL42C430 PL50C430
|
Stretched or reduced frame (picture with bands). MAKE MAIN PLATES 42 \\\ "E 50 \\\" | replace the position of resistor R491_HD_42 to R490_HD_50 or vice versa | Resistors are next to the CN201 connector. Pay close attention to the position of the components so as not to make mistakes. These are small resistors. | World TV - Sorocaba |
| SEMP TOSHIBA |
LC3246 B WDA
|
After much insisting it on and turns off immediately. | All tensions, capacitors and connectors were checked. Guilty was the button turns on and off with the worn membrane. | MarceloPiranga | |
| LG |
32LM625PBSB
|
With sound without picture | Coil l801 ao do us | Arimateia | |
| AOC |
LE39D3330
|
Alloy with whitishing picture flashing | CD49/CD50 capacitor with escape, these capacitors are at VCON, close to the LVDs connector. Seeing with the thermal camera were warming a lot. | Once the replace of them for other compatibles and gave again normal picture. | Eletrônica ATM |
| PANASONIC |
TC-P50G11B
|
Tsound are times when it gets the green LED and the light screen but it doesn't work, and tsound are times the red LED flashes 7x or 6x | Very dirt/dust inside | Make a complete cleaning on all flat cable connections | Wsmartcell |
| SAMSUNG |
T27A550
|
Stand by apagado | IC 704 3, 3V regulator (now = 513) | replace IC 704, next to the right side power supply connector on the main plate | Cabeça |
| SAMSUNG |
UN40C5000
|
When tuning TV shuts off | Probably software | Locate in service mode the DDR option and put in 2, locate in the LNA function mode and put in 0, a colleague sound gave a very good tip to put an attenuator at the antenna entrance | Marcos Paulo Infotron-ltda |
| CCE |
HPS2997
|
Without sound with picture | C661 470/16 with escape | replace | Hndrsn |
| SONY |
KDL-32R305B
|
Don't turn on, flashes the LED 6 times | It is necessary to inhibit backlight protection | Place a 1K resistor (Backlight CI pin 31 - BD9397EFV) for the earth. Friend Dennys Gross Tip I only replaced the value of the resistor | beto2828 |
| SEMP TOSHIBA |
40L2400
|
Flashing fast light and power supply-bomb | N 802 altered | replace n 802 av 9889 | Ric |
| SONY |
KDL-40EX525
|
Does not drive, LED flashes 6 times | In the TECHNICAL MANUAL blink 6x refers to the backlight and/or food of the same | Following colleagues, disconnected the power supply of the main board and activated the same externally to see if backligt it worked. It worked perfectly and even stabilized 12V line. I turned the main plate and defect returned, I started searching 12V line in the main and I found early and short protection. Next to the smaller power supply connector has an escape SMD capacitor. Replaces and the TV has been working again normally. | Olibio Pereira Estudier |
| SAMSUNG |
42H4203
|
Does not work remote control | Check Trail between BD1295 (next Remote Sensor Connector) and R182, (next HDMAI 2) | This trail was departed on R182. | Arock |
| PANASONIC |
TC32D400BE
|
The TV turns on then to flashing the green LED simultaneously | It was sensor from TV | It was a larger capacitor that has on the sensor plate, I removed the capacitor from the place and the TV called normally, more for the service to be complete put another in place | Toinho antenas |
| PANASONIC |
TC32D400BE
|
TV turns on with green LED flashing simultaneously | It was a defective TV sensor on the larger capacitor | I removed the capacitor and the TV went back to work, but put in place after | Toinho antenas |
| H-BUSTER |
HBTV-42L05FD
|
Turn on and go out picture on the green standby add the 12 volt voltage from the screen | Regulator 3.3 U805 | Assistência M6 F de Santana Ba | |
| SAMSUNG |
46F6400
|
Refine is beating | Resistor RS802 10R0 SMD replaced to 64OHMs | Joao | |
| TCL |
55C715
|
Delete the LEDs after a few seconds, after increasing brightness. | The voltage of 3.3 in the P-Dimm pin of the power supply falls. | I cut the trail that goes to the connector, deactivating the voltage that falls from the main plate, and turned on a 1k resistor between 12V and P-Dimm on the trail that goes to the circuit | AlanCocteau |
| LG |
42PJ350
|
Do not turn on, relay arming and disarming right after calling. | Cold weld in the main power supply. | Resonold in the pins of all transformers, mosfets and power resistors. To avoid future failure points, also resolve components in which they appear to have little welding. | Moises |
| PHILCO |
PH39N91DSGW
|
Sometimes it lights standby and calls and sometimes does not light up or call | CW926 with escape | CW926 | Bhtechcenter |