Hitachi 7K400 Specifications - Page 19
General features of the drive - firmware
![]() |
UPC - 000053412935
View all Hitachi 7K400 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 19 highlights
2.0 General features of the drive • Formatted capacities of 400 GB • Spindle speeds of 7200 RPM • Fluid Dynamic Bearing motor • Enhanced IDE interface / Serial ATA interface • Sector format of 512 bytes/sector • Closed-loop actuator servo • Load/Unload mechanism, non head disk contact start/stop • Automatic Actuator lock • Interleave factor 1:1 • Seek time of 8.5 ms in Read Operation 9.2ms Write Operation typical (without Command Overhead) • Sector Buffer size 8192 KB (Upper 271 KB is used for firmware) • Ring buffer implementation • Write Cache • Queued feature support • Advanced ECC On The Fly (EOF) • Automatic Error Recovery procedures for read and write commands • Self Diagnostics on Power on and resident diagnostics • PIO Register/Data Transfer Mode 4 (16.6 MB/s) • DMA Data Transfer • Multiword mode Mode 2 (16.6 MB/s) • Ultra DMA Mode 6 (133 MB/s) • Serial ATA Data Transfer1.5Gbps • CHS and LBA mode • Power saving modes/Low RPM idle mode (APM) • S.M.A.R.T. (Self Monitoring and Analysis Reporting Technology) • Support security feature • Quiet Seek mode (AAM) • 48-bit addressing feature • Adaptive BPI • RVS (Rotational Vibration Safeguard) • ATA - 7 compliant • UDMA 133 support • Streaming feature set support • World Wide Name Deskstar 7K400 Hard Disk Drive specification 5
![](/manual_guide/products/hitachi-7k400-specifications-548f643/19.png)