Loads media into a device
#include <WinAPIFiles.au3>
_WinAPI_LoadMedia ( $sDrive )
| $sDrive | The drive letter of the CD tray to load, in the format D:, E:, etc. | 
| Success: | True. | 
| Failure: | False and sets the @error flag to non-zero. | 
Search IOCTL_STORAGE_LOAD_MEDIA in MSDN Library.
#include <WinAPIFiles.au3>
Local $aDrive = DriveGetDrive('CDROM')
If IsArray($aDrive) Then
    ConsoleWrite('Open...' & @CRLF)
    _WinAPI_EjectMedia($aDrive[1])
    ConsoleWrite('Tray is open: ' & _WinAPI_IsDoorOpen($aDrive[1]) & @CRLF)
    Sleep(1000)
    ConsoleWrite('Close...' & @CRLF)
    _WinAPI_LoadMedia($aDrive[1])
    ConsoleWrite('Tray is open: ' & _WinAPI_IsDoorOpen($aDrive[1]) & @CRLF)
EndIf