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Options factory installed, User-installed accessories

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3.8 Options (factory installed) You may order the following items which are incorporated at the manufacturing facility during production or packaged before shipping. Some of the options available are (not an exhaustive list of possible options): • Other capacities can be ordered depending on sparing scheme and sector size requested. • Single-unit shipping pack. The drive is normally shipped in bulk packaging to provide maximum protection against transit damage. Units shipped individually require additional protection as provided by the single unit shipping pack. Users planning single unit distribution should specify this option. • The Cheetah 15K.5 SAS Installation Guide, part number 100384785, is usually included with each standard OEM drive shipped, but extra copies may be ordered. • The Safety and Regulatory Agency Specifications, part number 75789512, is usually included with each standard OEM drive shipped, but extra copies may be ordered. 3.9 User-installed accessories The following accessories are available. All kits may be installed in the field. • Single-unit shipping pack. 10 Cheetah 15K.5 SAS Product Manual, Rev. E

Section	Page
Figure 2. Typical ST3300655SS drive +12V current profile 26	5
Figure 3. Typical ST3300655SS drive +5V current profile 26	5
Figure 4. Typical ST3146855SS drive +12V current profile 27	5
Figure 5. Typical ST3146855SS drive +5V current profile 27	5
Figure 6. Typical ST373455SS drive +12V current profile 28	5
Figure 7. Typical ST373455SS drive +5V current profile 28	5
Figure 8. ST3300655SS (3 Gbit) DC current and power vs. input/output operations per second 29	5
Figure 9. ST3146855SS (3 Gbit) DC current and power vs. input/output operations per second 30	5
Figure 10. ST373455SS (3 Gbit) DC current and power vs. input/output operations per second 31	5
Figure 11. Location of the HDA temperature check point 32	5
Figure 12. Recommended mounting 34	5
Figure 13. Physical dimensions 36	5
Figure 14. Physical interface 41	5
Figure 15. Air flow 42	5
Figure 16. Physical interface 57	5
Figure 17. SAS connector dimensions 58	5
Figure 18. SAS connector dimensions 59	5
Figure 19. SAS transmitters and receivers 61	5
Figure 20. Receive eye mask 63	5
Figure 21. Receive tolerance eye mask 63	5
Figure 22. Sinusoidal jitter mask 64	5
Figure 23. Compliance interconnect test load 69	5
Figure 24. Zero-length test load 70	5
Figure 25. ISI loss example at 3.0 Gbps 70	5
Figure 26. ISI loss example at 1.5 Gbps 70	5
1.0 Scope	7
2.0 Standards, compliance and reference documents	9
2.1 Standards	9
2.1.1 Electromagnetic compatibility	9
2.1.1.1 Electromagnetic susceptibility	9
2.2 Compliance	10
2.2.1 Electromagnetic compliance	10
2.3 European Union Restriction of Hazardous Substances (RoHS)	10
2.4 Reference documents	11
3.0 General description	13
3.1 Standard features	14
3.2 Media description	14
3.3 Performance	14
3.4 Reliability	15
3.5 Formatted capacities	15
3.6 Programmable drive capacity	15
3.7 Factory-installed accessories	15
3.8 Options (factory installed)	16
3.9 User-installed accessories	16
4.0 Performance characteristics	17
4.1 Internal drive characteristics	17
4.2 Seek time	17
4.2.1 Access time	17
4.2.2 Format command execution time (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
5.0 Reliability specifications	21
5.1 Error rates	21
5.1.1 Recoverable Errors	21
5.1.2 Unrecoverable Errors	21
5.1.3 Seek errors	22
5.1.4 Interface errors	22
5.2 Reliability and service	22
5.2.1 Mean time between failure (MTBF)	22
5.2.2 Preventive maintenance	22
5.2.3 Hot plugging the drive	23
5.2.4 S.M.A.R.T.	23
5.2.5 Thermal monitor	24
5.2.6 Drive Self Test (DST)	25
5.2.6.1 DST failure definition	25
5.2.6.2 Implementation	25
5.2.6.2.1 State of the drive prior to testing	26
5.2.6.2.2 Invoking DST	26
5.2.6.2.3 Short and extended tests	26
5.2.6.2.4 Log page entries	26
5.2.6.2.5 Abort	27
5.2.7 Product warranty	27
6.0 Physical/electrical specifications	29
6.1 AC power requirements	29
6.2 DC power requirements	29
6.2.1 Conducted noise immunity	31
6.2.2 Power sequencing	31
6.2.3 Current profiles	31
6.3 Power dissipation	35
6.4 Environmental limits	38
6.4.1 Temperature	38
6.4.2 Relative humidity	39
6.4.3 Effective altitude (sea level)	39
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	42
7.0 Defect and error management	43
7.1 Drive internal defects/errors	43
7.2 Drive error recovery procedures	43
7.3 SAS system errors	45
7.4 Background Media Scan	45
7.5 Media Pre-Scan	45
7.6 Deferred Auto-Reallocation	46
7.7 Idle Read After Write	46
8.0 Installation	47
8.1 Drive orientation	47
8.2 Cooling	48
8.3 Drive mounting	49
8.4 Grounding	49
9.0 Interface requirements	51
9.1 SAS features	51
9.1.1 task management functions	51
9.1.2 task management responses	51
9.2 Dual port support	52
9.3 SCSI commands supported	53
9.3.1 Inquiry data	57
9.3.2 Mode Sense data	57
9.3.2.1 ST3300655SS Mode Sense data	59
9.3.2.2 ST3146855SS Mode Sense data	60
9.3.2.3 ST373455SS Mode Sense data	61
9.4 Miscellaneous operating features and conditions	62
9.4.1 SAS physical interface	63
9.4.2 Physical characteristics	65
9.4.3 Connector requirements	65
9.4.4 Electrical description	66
9.4.5 Pin descriptions	66
9.4.6 SAS transmitters and receivers	67
9.4.7 Power	67
9.5 Signal characteristics	67
9.5.1 Ready LED Out	67
9.5.2 Differential signals	68
9.5.2.1 Eye masks	68
9.5.2.1.1 Eye masks overview	68
9.5.2.1.2 Receive eye mask	69
9.5.2.1.3 Jitter tolerance masks	69
9.5.2.2 Transmitter signal characteristics	71
9.5.2.3 Receiver signal characteristics	72
9.5.2.3.1 Jitter	72
9.5.2.3.2 Receiver jitter tolerance	73
9.5.2.3.3 Compliant jitter test pattern (CJTPAT)	73
9.5.2.3.4 Impedance specifications	73
9.5.2.4 Electrical TxRx connections	74
9.5.2.4.1 Transmitter characteristics	74
9.5.2.5 Receiver characteristics	77
10.0 Seagate Technology support services	79
Numerics	81
A	81
B	81
C	81
D	81
E	81
F	82
G	82
H	82
I	82
J	82
L	82
M	82
N	83
O	83
P	83
Q	83
R	83
S	83
T	84
U	84
V	84
W	84

Match case Limit results 1 per page

Cheetah 15K.5 SAS Product Manual, Rev. E

3.8

Options (factory installed)

You may order the following items which are incorporated at the manufacturing facility during production or

packaged before shipping. Some of the options available are (not an exhaustive list of possible options):

•

Other capacities can be ordered depending on sparing scheme and sector size requested.

•

Single-unit shipping pack. The drive is normally shipped in bulk packaging to provide maximum protection

against transit damage. Units shipped individually require additional protection as provided by the single unit

shipping pack. Users planning single unit distribution should specify this option.

• The

Cheetah 15K.5 SAS Installation Guide,

part number 100384785, is usually included with each standard

OEM drive shipped, but extra copies may be ordered.

• The

Safety and Regulatory Agency Specifications

, part number 75789512, is usually included with each

standard OEM drive shipped, but extra copies may be ordered.

3.9

User-installed accessories

The following accessories are available. All kits may be installed in the field.

•

Single-unit shipping pack.