How to change time and date o pxa270

Hello! i have a problem with the date of my card, is in 1999 and our software cant run, i try to change the time but i don´t know how! i can’t have acces to the system options. someone know one software or executable to config it? y cant run bat files, onli exe´s.

the pxa270 have a bios feature?

i have windows ce 6 embedded.