It's the O drive that's recognised as a media device.
21/09/2013 12:58:57 - C:\,True,Fixed
21/09/2013 12:58:57 - D:\,True,Fixed
21/09/2013 12:58:57 - E:\,True,Fixed
21/09/2013 12:58:57 - F:\,True,Fixed
21/09/2013 12:58:57 - G:\,True,Fixed
21/09/2013 12:58:57 - H:\,True,Fixed
21/09/2013 12:58:57 - I:\,True,Fixed
21/09/2013 12:58:57 - J:\,True,Fixed
21/09/2013 12:58:57 - K:\,True,Fixed
21/09/2013 12:58:57 - L:\,False,CDRom
21/09/2013 12:58:57 - O:\,True,Fixed
21/09/2013 12:58:57 - Y:\,False,Removable
21/09/2013 12:58:57 - Z:\,False,Removable
21/09/2013 12:58:57 - mtp devices:
21/09/2013 12:58:57 - \\?\wpdbusenumroot#umb#2&37c186b&0&storage#volume#_??_usbstor#disk&ven_generic&prod_flash_hs-combo&rev_5.39#26020128b005&1##{6ac27878-a6fa-4155-ba85-f98f491d4f33}
21/09/2013 12:58:57 - storage count=1
21/09/2013 12:58:57 - storage id=Z:\,3
21/09/2013 12:58:57 - \\?\wpdbusenumroot#umb#2&37c186b&0&storage#volume##{6ac27878-a6fa-4155-ba85-f98f491d4f33}
21/09/2013 12:58:57 - storage count=1
21/09/2013 12:58:57 - storage id=O:\,3
21/09/2013 12:58:57 - \\?\wpdbusenumroot#umb#2&37c186b&0&storage#volume#_??_usbstor#disk&ven_generic&prod_flash_hs-cf&rev_5.39#26020128b005&0##{6ac27878-a6fa-4155-ba85-f98f491d4f33}
21/09/2013 12:58:57 - storage count=1
21/09/2013 12:58:57 - storage id=Y:\,3