Try to reflash and reset to factory settings.
СКАЧАТЬ Сервис мануал Sony KDL-40NX725 :
Sony_KDL-40NX720_AZ2F.rar
KDL-65HX920 / HX923 / HX925
KDL-60NX720 / NX723 / NX725
KDL-55EX720 / EX721 / EX723 / EX725 / NX720 / NX723 / NX725 / HX820 / HX823 / HX825 / HX920 / HX923 / HX925
KDL-46CX520 / CX525 / EX520 / EX521 / EX524 / EX525 / EX720 / EX721 / EX723 / EX724 / EX725 / EX726 / EX727 / EX728 / EX729 / HX720 / HX723 / HX725 / NX720 / NX723 / NX725 / HX820 / HX823 / HX825 / HX920 / HX923 / HX925
KDL-40CX520 / CX521 / CX523 / CX525 / EX520 / EX521 / EX523 / EX524 / EX525 / EX720 / EX721 / EX723 / EX724 / EX725 / EX726 / EX727 / EX728 / EX729 / HX720 / HX723 / HX725 / NX720 / NX723 / NX725
KDL-37EX521 / EX524 / EX525 / EX720 / EX723 / EX725
KDL-32CX520 / CX521 / CX523 / CX525 / EX421 / EX425 / EX520 / EX521 / EX523 / EX524 / EX525 / EX720 / EX721 / EX723 / EX724 / EX725 / EX726 / EX727 / EX728 / EX729
KDL-26EX320 / EX321 / EX325
KDL-24EX320 / EX325
KDL-22EX320 / EX325
СКАЧАТЬ sony_tvupdate_2011_4027_eua_auth :
sony_tvupdate_2011_4027_eua_auth.zip