z580 imessage 10.10

Hi everyone, I have a lenovo Z580, Intel Core i5 3210m with Yosemite 10.10 Installed. Everything is working. Ethernet, wifi, graphics, trackpad, usb ports... etc. My problem is that whenever I try to login to my Facetime/iMessage, it logs me in for about 3 seconds, before saying "Your Apple ID...