4.1Standard 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 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

Zone bit recording (ZBR)

Vertical, horizontal, or top down mounting

Dynamic spindle brake

16,384 Kbyte data buffer (see Section 5.5)

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

Cheetah 15K.7 FC Product Manual, Rev. C

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Seagate ST3450757FC, ST3300557FC, ST3300457FC, ST3300657FC, ST3450857FC, ST3450657FC, ST3600057FC, ST3600957FC Standard features