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Seagate ST3300657SS Cheetah 15K.7 SAS Product Manual - Page 62

SAS physical interface, Table 22, Miscellaneous status

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Table 22: Miscellaneous status Supported Status Y Intermediate/good Y Intermediate/condition met/good Y Reservation conflict Y Task set full N ACA active N ACA active, faulted initiator 10.4.1 SAS physical interface Figure 11 shows the location of the SAS device connector J1. Figures 12 and 13 provide the dimensions of the SAS device. Details of the physical, electrical, and logical characteristics are provided within this section. The operational aspects of Seagate's SAS drives are provided in the SAS Interface Manual.. SAS Interface connector Figure 11. Physical interface 56 Cheetah 15K.7 SAS Product Manual, Rev. B

Section	Page
1.0 Scope	7
2.0 Standards, compliance and reference documents	8
2.1 Standards	8
2.1.1 Electromagnetic compatibility	8
2.1.1.1 Electromagnetic susceptibility	8
2.2 Compliance	9
2.2.1 Electromagnetic compliance	9
2.3 European Union Restriction of Hazardous Substances (RoHS)	9
2.4 Reference documents	10
3.0 General description	11
3.1 Standard features	12
3.2 Media description	12
3.3 Performance	12
3.4 Reliability	13
3.5 Formatted capacities	13
3.6 Programmable drive capacity	13
3.7 Factory-installed options	13
4.0 Performance characteristics	14
4.1 Internal drive characteristics	14
4.2 Seek time	14
4.2.1 Access time	14
4.2.2 Format command execution time (minutes)	15
4.2.3 General performance characteristics	15
4.3 Start/stop time	15
4.4 Prefetch/multi-segmented cache control	16
4.5 Cache operation	16
4.5.1 Caching write data	17
4.5.2 Prefetch operation	17
5.0 Reliability specifications	18
5.1 Error rates	18
5.1.1 Recoverable Errors	18
5.1.2 Unrecoverable Errors	18
5.1.3 Seek errors	19
5.1.4 Interface errors	19
5.2 Reliability and service	19
5.2.1 Annualized Failrue Rate (AFR) and Mean time between failure (MTBF)	19
5.2.2 Preventive maintenance	19
5.2.3 Hot plugging the drive	19
5.2.4 S.M.A.R.T.	20
5.2.5 Thermal monitor	21
5.2.6 Drive Self Test (DST)	22
5.2.6.1 DST failure definition	22
5.2.6.2 Implementation	22
5.2.7 Product warranty	24
6.0 Physical/electrical specifications	25
6.1 AC power requirements	25
6.2 DC power requirements	25
6.2.1 Conducted noise immunity	29
6.2.2 Power sequencing	29
6.2.3 Current profiles	29
6.3 Power dissipation	32
6.4 Environmental limits	34
6.4.1 Temperature	34
6.4.2 Relative humidity	35
6.4.3 Effective altitude (sea level)	35
6.4.4 Shock and vibration	35
6.4.4.1 Shock	35
6.4.4.2 Vibration	37
6.4.5 Acoustics	38
6.4.6 Air cleanliness	38
6.4.7 Corrosive environment	38
6.4.8 RoHS compliance statement	38
6.4.9 Electromagnetic susceptibility	39
6.5 Mechanical specifications	39
7.0 About self-encrypting drives	40
7.1 Data encryption	40
7.2 Controlled access	40
7.2.1 Admin SP	40
7.2.2 Locking SP	40
7.2.3 Default password	41
7.3 Random number generator (RNG)	41
7.4 Drive locking	41
7.5 Data bands	41
7.6 Cryptographic erase	41
7.7 Authenticated firmware download	41
7.8 Power requirements	42
7.9 Supported commands	42
8.0 Defect and error management	43
8.1 Drive internal defects/errors	43
8.2 Drive error recovery procedures	43
8.3 SAS system errors	45
8.4 Background Media Scan	45
8.5 Media Pre-Scan	46
8.6 Deferred Auto-Reallocation	46
8.7 Idle Read After Write	46
9.0 Installation	47
9.1 Drive orientation	47
9.2 Cooling	47
9.3 Drive mounting	48
9.4 Grounding	48
10.0 Interface requirements	49
10.1 SAS features	49
10.1.1 task management functions	49
10.1.2 task management responses	49
10.2 Dual port support	50
10.3 SCSI commands supported	50
10.3.1 Inquiry data	54
10.3.2 Mode Sense data	55
10.3.2.1 ST3600057SS and ST3600957SS Mode Sense data	56
10.3.2.2 ST3450857SS and ST3450757SS Mode Sense data	58
10.3.2.3 ST3300657SS and ST3300557SS Mode Sense data	60
10.4 Miscellaneous operating features and conditions	61
10.4.1 SAS physical interface	62
10.4.2 Physical characteristics	64
10.4.3 Connector requirements	64
10.4.4 Electrical description	65
10.4.5 Pin descriptions	65
10.4.6 SAS transmitters and receivers	66
10.4.7 Power	66
10.5 Signal characteristics	66
10.5.1 Ready LED Out	66
10.5.2 Differential signals	67
10.6 SAS-2 Specification compliance	67
10.7 Additional information	67
11.0 Seagate Technology support services	68
Numerics	71
A	71
B	71
C	71
D	71
E	72
F	72
G	72
H	72
I	72
J	72
L	72
M	72
N	73
O	73
P	73
Q	73
R	73
S	73
T	74
U	74
V	74
W	74