Ah-0Bh - defined by ASC IT8 (Graphic arts pre-press devices)o 0Ch - 磁碟阵列控制装置（Storage array controller device，像RAID）o 0Dh -机壳管理装置(Enclosure services device)o 0Eh - Simplified direct-access device (e.g., magnetic disk)o 0Fh - Optical card reader/writer