SAMSUNG PS42B430P2W-TV Will Not Turn On

Producer/Proizvođač -SAMSUNG
Model No/Oznake modela -PS42B430P2W
Chassis/Model šasije -
Main board/Matična ploča -BN94-02836C
MCU/Procesor -
Eeprom -
Flash -25L64005D
Audio/Ton -
Tuner analog/digital -
Y-SYS Board -
Z-SYS Board -
Y Buffer up/down -
Plasma display/Panel

Tv turn on only when is could for 2-3 min..shut down.i have tested power suuply y-sys z-sys y buffer are ok.Only problem its mainboard.Any idea college

Heloo !
You need reflow BGA CPU , if you can still turn it on.

Best regards college and good luck.