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Seagate ST300MM0026 Savvio 10K.2 SAS Product Manual - Page 74

SMP = 1 in Mode Select command

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signal characteristics 54 single-unit shipping pack kit 9 SMART 8, 16 SMP = 1 in Mode Select command 49 spindle brake 7 standards 3 start/stop time 11 support services 1 surface stiffness allowable for non-flat surface 38 switches 36 synchronized spindle operation 49 system chassis 38 T task management functions 39 Abort task set 39 Clear ACA 39 Clear task set 39 terminate task 39 task management response codes 39 Function complete 00 39 Function not supported 05 39 Function reject 04 39 task set full status 49 technical support services 1 temperature 26, 37 ambient 26 case 26 gradient 26 limits 26 non-operating 26 regulation 3 See also cooling terminate task function 39 terminators 36 tracks per inch 10 tracks per surface 10 transmitters 54 transporting the drive 20 U unformatted 8 Unrecoverable Errors 14 unrecovered media data 14 V vibration 27, 29 W warranty 20 68 Z zero latency read 49 zone bit recording (ZBR) 7 Savvio 10K.2 SAS Product Manual, Rev. E

Section	Page
1.0 Seagate Technology support services	7
2.0 Scope	8
3.0 Applicable standards and reference documentation	9
3.1 Standards	9
3.1.1 Electromagnetic compatibility	9
3.1.2 Electromagnetic compliance	10
3.1.3 European Union Restriction of Hazardous Substances (RoHS)	11
3.2 Reference documents	11
4.0 General description	12
4.1 Standard features	13
4.2 Media description	13
4.3 Performance	13
4.4 Reliability	14
4.5 Formatted capacities	14
4.6 Programmable drive capacity	14
4.7 Factory-installed accessories	14
4.8 Factory-installed options	15
5.0 Performance characteristics	16
5.1 Internal drive characteristics	16
5.2 Seek performance characteristics	16
5.2.1 Access time	16
5.2.2 Format command execution time for 512-byte sectors (minutes)	17
5.2.3 General performance characteristics	17
5.3 Start/stop time	17
5.4 Prefetch/multi-segmented cache control	18
5.5 Cache operation	18
5.5.1 Caching write data	18
5.5.2 Prefetch operation	19
6.0 Reliability specifications	20
6.1 Error rates	20
6.1.1 Recoverable Errors	20
6.1.2 Unrecoverable Errors	20
6.1.3 Seek errors	21
6.1.4 Interface errors	21
6.2 Reliability and service	21
6.2.1 Annualized Failure Rate (AFR) and Mean Time Between Failure (MTBF)	21
6.2.2 Preventive maintenance	21
6.2.3 Hot plugging the drive	21
6.2.4 S.M.A.R.T.	22
6.2.5 Thermal monitor	23
6.2.6 Drive Self Test (DST)	24
6.2.7 Product warranty	26
7.0 Physical/electrical specifications	27
7.1 AC power requirements	27
7.2 DC power requirements	27
7.2.1 Conducted noise immunity	29
7.2.2 Power sequencing	29
7.2.3 Current profiles	29
7.3 Power dissipation	31
7.4 Environmental limits	32
7.4.1 Temperature	32
7.4.2 Relative humidity	33
7.4.3 Effective altitude (sea level)	33
7.4.4 Shock and vibration	33
7.4.5 Air cleanliness	35
7.4.6 Corrosive environment	35
7.4.7 Acoustics	36
7.4.8 Electromagnetic susceptibility	36
7.5 Mechanical specifications	37
8.0 Defect and error management	38
8.1 Drive internal defects/errors	38
8.2 Drive error recovery procedures	38
8.3 SAS system errors	39
8.4 Background Media Scan	40
8.5 Media Pre-Scan	40
8.6 Deferred Auto-Reallocation	40
8.7 Idle Read After Write	41
9.0 Installation	42
9.1 Drive orientation	42
9.2 Cooling	43
9.3 Drive mounting	44
9.4 Grounding	44
10.0 Interface requirements	45
10.1 SAS features	45
10.1.1 task management functions	45
10.1.2 task management responses	45
10.2 Dual port support	46
10.3 SCSI commands supported	47
10.3.1 Inquiry data	51
10.3.2 Mode Sense data	51
10.4 Miscellaneous operating features and conditions	55
10.4.1 SAS physical interface	56
10.4.2 Physical characteristics	59
10.4.3 Connector requirements	59
10.4.4 Electrical description	59
10.4.5 Pin descriptions	59
10.4.6 SAS transmitters and receivers	60
10.4.7 Power	60
10.5 Signal characteristics	60
10.5.1 Ready LED Out	60
10.5.2 Differential signals	61
Numerics	71
A	71
B	71
C	71
D	71
E	71
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