32Writing to CD/DVD When an external CD/DVD drive has been connectedz Do not turn the CD/DVD drive power off on this computer when writing to a disc in an external CD/DVD drive. Turning thepower off may result in a malfunction, such as an interruption in the external CD/DVD drive operation.z Formatting must be executed to write a file to a DVD-RAM. It is possible to write a file to a formatted DVD-RAM in thesame way as writing a file to a floppy disk or hard disk. Format typeThere are six types of DVD-RAM formats, as shown below. We recommend that you choose the format type depending onthe application.Usage PrecautionsUsing DVD-RAM for Windows 7Format FeatureFAT32 This format is supported by Windows 95 (OSR2) / 98 / Me / 2000 / XP / Vista / 7. DVD-RAMdiscs in FAT32 format cannot be used on Windows 95 (other than OSR2) / Windows NT.UDF1.02 This format is supported by Windows 98 / Me / 2000 / XP / Vista / 7, and compatible with theVideo mode of DVD-ROM / DVD-R / DVD-RW / +R / +RW.UDF1.50 Standard format for DVD-RAM. Data with large file sizes (video or audio data) can be written athigh speed. We recommend this format when using DVD-RAM for storing data.UDF2.00/2.01 This format is used for DVD video recorders conforming to “Video Recording Standards” asestablished by the DVD Forum, or for PC recording software conforming to the same standards.UDF2.5 This format is supported by Windows Vista / 7, and is used for Blu-ray recorders or PCrecording software conforming to “Video Recording Standards” as established by the Blu-rayDisc Association.This format cannot be used for DVD recorders conforming to “Video Recording Standards” asestablished by the DVD Forum, or for PC recording software conforming to the same standards.