Test and repair device for bad sectors (so far version 4.5. With ASPI drivers you will get more information about SCSI devices You can check the version of HDAT2 utility on the official website: /download.html. The latter means continuous hard drive damage and your data can be lost at any time. Other SCSI devices are detected via ASPI drivers only (must be loaded before) However, if HDAT2 detects 5-10 errors or other bad conditions occur after fixing the previous ones, it would be better to replace your hard drive. check/remove (regenerates) bad sectors records, flags in FAT tableįully implemented commands: SET MAX, SET SECURITY, Device Configuration Overlay (DCO)ĭevice access with interrupt 13h, direct via ATA ports, with ASPI driversĭetects ATA/ATAPI/SATA devices with on-board and add-on controllersĭetects devices on AHCI/RAID controllers (just only on ports 0-3)ĭetects USB devices via USB ASPI driver or BIOS (if supported)ĭetects SCSI hard drives via BIOS interrupt 13h or ASPI drivers read/find/check items (MBR, boot, directories, etc.) of file system FAT12/16/32 you get much information about detected devices main function is testing and repair (to regenerate) bad sectors for detected devices You should make a DOS boot floppy disk or CD/DVD and boot your system for it and execute this program from that floppy disk or CD-ROM. It will not execute in a DOS session under Windows. HDAT2 (ALL-IN-ONE BOOT version) is program for test or diagnostics of ATA/ATAPI/SATA, SSD and SCSI/USB devices.
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