Seagate Cheetah 15K Cheetah 15K.5 FC Product Manual - Page 16
Standard features, Media description
View all Seagate Cheetah 15K manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 16 highlights
3.1 Standard features Cheetah 15K.5 FC drives have the following standard features: • Perpendicular recording technology • 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 com- mands. 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 disc 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 • 1:1 interleave • 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 3.2 Media description The media used on the drive has an aluminum substrate coated with a thin film magnetic material, overcoated with a proprietary protective layer for improved durability and environmental protection. 8 Cheetah 15K.5 FC Product Manual, Rev. F