Seagate 100516225 Computer Drive User Manual


 
CHEETAH 15K.7 FC PRODUCT MANUAL, REV. E 7
3.1 STANDARD FEATURES
Cheetah 15K.7 FC drives have the following standard features:
4-Gbit Fibre Channel interface
Integrated dual port FC-AL controller
Concurrent dual port transfers
Support for FC arbitrated loop, private and public attachment
Differential copper FC drivers and receivers
Downloadable firmware using the FC-AL interface
Supports SCSI enclosure services via interface connector
128-deep task set (queue)
Supports up to 32 initiators
Drive selection ID and configuration options are set on the FC-AL backpanel or through interface commands. Jumpers are
not used on the drive.
Supports SCSI Enclosure Services through the interface connector
Fibre Channel worldwide name uniquely identifies the drive and each port
User-selectable logical block size (512, 520, 524, or 528 bytes per logical block)
Selectable frame sizes from 256 to 2,112 bytes
Industry standard 3.5-inch low profile form factor dimensions
Programmable logical block reallocation scheme
Flawed logical block reallocation at format time
Programmable auto write and read reallocation
Reed-Solomon error correction code
Sealed head and disk assembly (HDA)
No preventive maintenance or adjustments required
Dedicated head landing zone
Automatic shipping lock
Embedded Grey Code track address to eliminate seek errors
Self-diagnostics performed at power on
Zone bit recording (ZBR)
Vertical, horizontal, or top down mounting
Dynamic spindle brake
16,384 Kbyte data buffer (see Section 4.5)
Embedded servo design
Reallocation of defects on command (Post Format)
Fibre Channel interface transports SCSI protocol
Cheetah 15K.7 FC SED models have the following additional features :
Automatic data encryption/decryption
Controlled access
Random number generator
Drive locking
16 independent data bands
Cryptographic erase of user data for a drive that will be repurposed or scrapped
Authenticated firmware download