CrystalDiskInfo reports “Caution” or “Bad”!!
See also Health Status.
Strange “Power on Hours”
A part of Maxtor HDD could count only 65535 minuites (about 1092 hours).
Unknown “Buffer Size”
The field of buffer size supports maximum 32 MB and this filed is obsolete.
Reference: Detecting Buffer or Cache Size in ATA Hard Disk Drives (Seagate)
Unknown “Rotation Rate”
The filed of rotation rate is defined by ATA8-ACS. So, almost disks does not report rotation rate…
- CrystalDiskInfo supports only IDE (Parallel ATA) and Serial ATA disks connected internal ATA controller (Chipset included).
- CrystalDiskInfo supports a part of USB-HDD.
- CrystalDiskInfo does not support RAID disks and IDE (Parallel ATA) and Serial ATA disks connected external ATA controller.
SAMSUNG HD155UI/HD204UI is not shown…
SAMSUNG HD155UI/HD204UI has data loss bug. CrystalDiskInfo does not access these disks by default.
External Disks are no response…
Please change the settings from “Function > Advanced Feature > [DEBUG] USB/IEEE 1394”.