Installation problem? Loading E....

I’v been installing newest Mikrotik on my PC

Installation was sucesfull, I even had “Press enter to reboot”
Computer rebooted, and I changed boot device from cd to hdd and it write all the time
Loading 01
or Loading E

and stuck… I doesnt want to go further. (tried also other versions of mikrotik)
and yes.. I’m installing newest also, not cracked ones…

is SATA the cd-rom ? change to IDE connector

M.