grunding-xpheia 42pw110-5510top

[WILLYAM1]

Hi to all.
this tv is stuck in stby.  5v stb is ok also in main board 3.3v ok and 1.5v is ok led is on red.
main board is made by beko R82.190-3 STBY P.S IS BEKO R82.195.04 AND ANOTHER P.S for audio and for system isr82.194-06 main power supply made by samsung lj44-00068 also panel by samsung and ysus and zsus samsung made.
the pin for operet the 2 relays in the main p.s is always 3v it wont change even by pressing any button.
think its the main board problem (cost a lot  of.........0).
or eeprom.any aidia?.
willyam1.
i will sent some phtos letter.
think it beko chssis p7