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Seagate ST300MM0026 Savvio 10K.3 SAS Product Manual - Page 66

Miscellaneous operating features and conditions

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12.4 Miscellaneous operating features and conditions Table 11 lists various features and conditions. A "Y" in the support column indicates the feature or condition is supported. An "N" in the support column indicates the feature or condition is not supported. Table 11: Miscellaneous features Supported N N N Y N Y Y Y Y N Y Feature or condition Automatic contingent allegiance Asynchronous event notification Synchronized (locked) spindle operation Segmented caching Zero latency read Queue tagging (up to 64 queue tags supported) Deferred error handling Parameter rounding (controlled by Round bit in Mode Select page 0) Reporting actual retry count in Extended Sense bytes 15, 16, and 17 Adaptive caching SMP = 1 in Mode Select command needed to save RPL and rotational offset bytes Table 12: Miscellaneous status Supported Y Y Y Y Y Y Y Y N N Status Good Check condition Condition met/good Busy Intermediate/good Intermediate/condition met/good Reservation conflict Task set full ACA active ACA active, faulted initiator 58 Savvio 10K.3 SAS Product Manual, Rev. J

Section	Page
1.0 Seagate Technology support services	9
2.0 Scope	10
3.0 Applicable standards and reference documentation	11
3.1 Standards	11
3.1.1 Electromagnetic compatibility	11
3.1.2 Electromagnetic compliance	12
3.1.3 European Union Restriction of Hazardous Substances (RoHS)	13
3.2 Reference documents	13
4.0 General description	14
4.1 Standard features	15
4.2 Media description	15
4.3 Performance	16
4.4 Reliability	16
4.5 Formatted capacities	16
4.6 Programmable drive capacity	16
4.7 Factory-installed options	17
5.0 Performance characteristics	18
5.1 Internal drive characteristics	18
5.2 Seek performance characteristics	18
5.2.1 Access time	18
5.2.2 Format command execution time for 512-byte sectors (minutes)	19
5.2.3 General performance characteristics	19
5.3 Start/stop time	19
5.4 Prefetch/multi-segmented cache control	20
5.5 Cache operation	20
5.5.1 Caching write data	20
5.5.2 Prefetch operation	21
6.0 Reliability specifications	22
6.1 Error rates	22
6.1.1 Recoverable Errors	22
6.1.2 Unrecoverable Errors	22
6.1.3 Seek errors	23
6.1.4 Interface errors	23
6.2 Reliability and service	23
6.2.1 Annualized Failure Rate (AFR) and Mean Time Between Failure (MTBF)	23
6.2.2 Preventive maintenance	23
6.2.3 Hot plugging the drive	23
6.2.4 S.M.A.R.T.	24
6.2.5 Thermal monitor	25
6.2.6 Drive Self Test (DST)	26
6.2.7 Product warranty	28
7.0 Physical/electrical specifications	29
7.1 AC power requirements	29
7.2 DC power requirements	29
7.2.1 Conducted noise immunity	32
7.2.2 Power sequencing	32
7.2.3 Current profiles	33
7.3 Power dissipation	35
7.4 Environmental limits	38
7.4.1 Temperature	38
7.4.2 Relative humidity	39
7.4.3 Effective altitude (sea level)	39
7.4.4 Shock and vibration	39
7.4.5 Air cleanliness	42
7.4.6 Corrosive environment	42
7.4.7 Acoustics	42
7.4.8 Electromagnetic susceptibility	42
7.5 Mechanical specifications	43
8.0 About FIPS	44
9.0 About self-encrypting drives	46
9.1 Data encryption	46
9.2 Controlled access	46
9.2.1 Admin SP	46
9.2.2 Locking SP	46
9.2.3 Default password	47
9.3 Random number generator (RNG)	47
9.4 Drive locking	47
9.5 Data bands	47
9.6 Cryptographic erase	47
9.7 Authenticated firmware download	48
9.8 Power requirements	48
9.9 Supported commands	48
10.0 Defect and error management	49
10.1 Drive internal defects/errors	49
10.2 Drive error recovery procedures	49
10.3 SAS system errors	50
10.4 Background Media Scan	51
10.5 Media Pre-Scan	51
10.6 Deferred Auto-Reallocation	51
10.7 Idle Read After Write	52
11.0 Installation	53
11.1 Drive orientation	53
11.2 Cooling	54
11.3 Drive mounting	55
11.4 Grounding	55
12.0 Interface requirements	56
12.1 SAS features	56
12.1.1 task management functions	56
12.1.2 task management responses	56
12.2 Dual port support	57
12.3 SCSI commands supported	58
12.3.1 Inquiry data	62
12.3.2 Mode Sense data	62
12.4 Miscellaneous operating features and conditions	66
12.4.1 SAS physical interface	67
12.4.2 Physical characteristics	70
12.4.3 Connector requirements	70
12.4.4 Electrical description	70
12.4.5 Pin descriptions	70
12.4.6 SAS transmitters and receivers	71
12.4.7 Power	71
12.5 Signal characteristics	71
12.5.1 Ready LED Out	71
12.5.2 Differential signals	72
12.6 SAS-2 Specification compliance	72
12.7 Additional information	72
Numerics	73
A	73
B	73
C	73
D	73
E	74
F	74
G	74
H	74
I	74
J	74
K	74
L	74
M	75
N	75
O	75
P	75
Q	75
R	75
S	76
T	76
U	76
V	76
W	76