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Seagate ST300MM0026 Savvio 10K.1 FC Product Manual - Page 7

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1.0 Scope This manual describes Seagate Technology® LLC, Savvio® FC (Fibre Channel) disc drives. Savvio drives support the Fibre Channel Arbitrated Loop and SCSI Fibre Channel Protocol specifications to the extent described in this manual. The Fibre Channel Interface Manual (part number 77767496) describes the general Fibre Channel Arbitrated Loop characteristics of this and other Seagate Fibre Channel drives. Figure 1. Savvio family disc drive Savvio FC Product Manual, Rev. D 1

Section	Page
1.0 Scope	7
2.0 Applicable standards and reference documentation	9
2.1 Standards	9
2.1.1 Electromagnetic compatibility	9
2.1.1.1 Electromagnetic susceptibility	9
2.1.2 Electromagnetic compliance	10
2.2 Reference documents	11
3.0 General description	13
3.1 Standard features	13
3.2 Media description	14
3.3 Performance	14
3.4 Reliability	15
3.5 Formatted capacities	15
3.5.1 Programmable drive capacity	15
3.6 Factory-installed accessories	16
3.7 Factory-installed options	16
3.8 User-installed accessories	16
4.0 Performance characteristics	17
4.1 Internal drive characteristics	17
4.2 Seek performance characteristics	17
4.2.1 Access time	17
4.2.2 Format command execution time for ³ 512-byte sectors (minutes)	18
4.2.3 General performance characteristics	18
4.3 Start/stop time	18
4.4 Prefetch/multi-segmented cache control	19
4.5 Cache operation	19
4.5.1 Caching write data	20
4.5.2 Prefetch operation	20
4.5.3 Optimizing cache performance for desktop and server applications	21
5.0 Reliability specifications	23
5.1 Error rates	23
5.1.1 Recoverable Errors	23
5.1.2 Unrecoverable Errors	23
5.1.3 Seek errors	24
5.1.4 Interface errors	24
5.2 Reliability and service	24
5.2.1 Mean time between failures (MTBF)	24
5.2.2 Preventive maintenance	24
5.2.3 Hot plugging the drive	24
5.2.4 S.M.A.R.T.	25
5.2.5 Thermal monitor	26
5.2.6 Drive Self Test (DST)	27
5.2.6.1 DST failure definition	27
5.2.6.2 Implementation	28
5.2.6.2.1 State of the drive prior to testing	28
5.2.6.2.2 Invoking DST	28
5.2.6.2.3 Short and extended tests	28
5.2.6.2.4 Log page entries	29
5.2.6.2.5 Abort	29
5.2.7 Product warranty	29
6.0 Physical/electrical specifications	31
6.1 AC power requirements	31
6.2 DC power requirements	31
6.2.1 Conducted noise immunity	33
6.2.2 Power sequencing	33
6.2.3 Current profiles	33
6.3 Power dissipation	36
6.4 Environmental limits	38
6.4.1 Temperature	38
6.4.2 Relative humidity	38
6.4.3 Effective altitude (sea level)	38
6.4.4 Shock and vibration	39
6.4.4.1 Shock	39
6.4.4.2 Vibration	41
6.4.5 Air cleanliness	41
6.4.6 Corrosive environment	41
6.4.7 Acoustics	42
6.4.8 Electromagnetic susceptibility	42
6.5 Mechanical specifications	43
7.0 Defect and error management	45
7.1 Drive internal defects/errors	45
7.2 Drive error recovery procedures	45
7.3 FC-AL system errors	46
8.0 Installation	47
8.1 Drive orientation	47
8.2 Cooling	47
8.3 Drive mounting	48
8.4 Grounding	48
9.0 Interface requirements	49
9.1 FC-AL features	49
9.1.1 Fibre Channel link service frames	49
9.1.2 Fibre Channel task management functions	50
9.1.3 Fibre Channel task management responses	50
9.1.4 Fibre Channel port login	51
9.1.5 Fibre Channel port login accept	52
9.1.6 Fibre Channel Process Login	52
9.1.7 Fibre Channel Process Login Accept	53
9.1.8 Fibre Channel fabric login	53
9.1.9 Fibre Channel fabric accept login	54
9.1.10 Fibre Channel Arbitrated Loop options	55
9.2 Dual port support	55
9.3 SCSI commands supported	56
9.3.1 Inquiry data	61
9.3.2 Mode Sense data	61
9.4 Miscellaneous operating features and conditions	65
9.5 FC-AL physical interface	66
9.5.1 Physical characteristics	66
9.5.1.1 Physical description	66
9.5.2 Connector requirements	67
9.5.3 Electrical description	67
9.5.4 Pin descriptions	68
9.5.5 FC-AL transmitters and receivers	69
9.5.6 Power	69
9.5.7 Fault LED Out	69
9.5.8 Active LED Out	70
9.5.9 Enable port bypass signals	70
9.5.10 Motor start controls	70
9.5.11 SEL_6 through SEL_0 ID lines	71
9.5.11.1 Parallel Enclosure Services Interface (ESI)	71
9.5.12 Device control codes	73
9.6 Signal characteristics	73
9.6.1 TTL input characteristics	73
9.6.2 Differential PECL output	74
9.6.3 Differential PECL input	74