(*1) The “xx” denotes the OS type. For details about OS types, see “ (3) Pre-installed OS model
specifications”.
If “xx” is “NO”, an OS is not installed.
Depending on the standards compliance, “y” is either “J” (for Japanese specification) or “M”
(for International specification).
The letter at the end denotes the model: D: D model (SATA HDD hardware RAID1 model)
(*2) For information about the precautions for hard disks, see “PRECAUTION 4. HARD DISK
DRIVES (HDDs)”.
(*3) The HDD1 and HDD2 must have the same capacity. Do not install drives with different
capacities.
(*4) This product is not applicable because it is a computer product for embedded use.