problem with E4K

ther is a problem with main bord,
where can I get it?
also, is it possible to switch a display form modul E4X to E4K?
if not, where can I get a new display?
thanks for your answers
bye
where can I get it?
also, is it possible to switch a display form modul E4X to E4K?
if not, where can I get a new display?
thanks for your answers
bye