See if it ejects the disc during boot, right after the BIOS post, press the ejection button... If it doesn't eject, optic drives have a small pin size hole to eject the media with an unfolded paper clip. Read the exact procedure.
Laptop DVD Tray Won't Eject - How To Open A CD Or DVD Drivehttp://www.fonerbooks.com/laptop12.htm
Is the laptop brand new? Is Automatic Updates enabled? If it's not, it may be blocking the driver installation... I know this can happen in Windows 7 if the first Automatic updates have not yet installed, once this is resolved, driver installations can be done either automatically or manually.