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Seagate ST300MP0004 Savvio 15K.1 SAS Product Manual - Page 81

Serial Attached SCSI SAS Interface Manual

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N noise audible 3 noise immunity 25 non-operating 29, 30, 32 temperature 29 non-operating vibration 32 O office environment 32 operating 29, 30, 32 option selection 57 orientation 30 out-of-plane distortion 41 P package size 31 package test specification 5 packaged 31 parameter rounding 53 PCBA 41 peak bits per inch 11 peak operating current 23, 24 peak-to-peak measurements 25 performance characteristics detailed 11 general 12 performance degradation 30 performance highlights 8 physical damage 32 physical interface 54 physical specifications 23 pin descriptions 57 power 59 dissipation 27 requirements, AC 23 requirements, DC 23 sequencing 25 power distribution 3 prefetch/multi-segmented cache control 13 preventive maintenance 15 Q queue tagging 53 R radio interference regulations 3 RCD bit 13 read error rates 15, 35 read/write data heads 11 receivers 58 recommended mounting 31 Recoverable Errors 15 Savvio 15K SAS Product Manual, Rev. C recovered media data 15 reference documents 5 relative humidity 29 reliability 9 specifications 15 reliability and service 16 repair and return information 21 reporting actual retry count 53 reservation conflict status 53 resonance 30 return information 21 rotation speed 11 S safety 3 SAS interface 57 physical interface 54 task management functions 43 SAS documents 5 SAS Interface Manual 3, 5 SCSI interface commands supported 45 seek error defined 16 rate 15 seek performance characteristics 11 seek time average typical 11 full stroke typical 11 single track typical 11 segmented caching 53 Self-Monitoring Analysis and Reporting Technology 9, 17 Serial Attached SCSI (SAS) Interface Manual 1 shielding 3 shipping 21 shipping container 29 shock 30 and vibration 30 shock mount 41 signal characteristics 59 single-unit shipping pack kit 10 SMART 9, 17 SMP = 1 in Mode Select command 53 spindle brake 8 standards 3 start/stop time 13 support services 71 surface stiffness allowable for non-flat surface 41 switches 39 synchronized spindle 75

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
2.1.3 European Union Restriction of Hazardous Substances (RoHS)	11
2.2 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	16
4.0 Performance characteristics	17
4.1 Internal drive characteristics	17
4.2 Seek performance characteristics	17
4.2.1 Access time (Gen 2.0 LP data)	17
4.2.2 Format command execution time	18
4.2.3 General performance characteristics	18
4.3 Start/stop time	18
4.4 Prefetch/multi-segmented cache control	18
4.5 Cache operation	19
4.5.1 Caching write data	19
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 Annualized Failure Rate (AFR) and Mean Time Between Failure (MTBF)	22
5.2.2 Preventive maintenance	22
5.2.3 Hot plugging the drive	22
5.2.4 S.M.A.R.T.	23
5.2.5 Thermal monitor	24
5.2.6 Drive Self Test (DST)	24
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	25
5.2.6.2.2 Invoking DST	25
5.2.6.2.3 Short and extended tests	25
5.2.6.2.4 Log page entries	26
5.2.6.2.5 Abort	26
5.2.7 Product warranty	26
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	33
6.4 Environmental limits	35
6.4.1 Temperature	35
6.4.2 Relative humidity	35
6.4.3 Effective altitude (sea level)	36
6.4.4 Shock and vibration	36
6.4.4.1 Shock	36
6.4.4.2 Vibration	38
6.4.5 Air cleanliness	38
6.4.6 Corrosive environment	38
6.4.7 Acoustics	39
6.4.8 Electromagnetic susceptibility	39
6.5 Mechanical specifications	40
7.0 Defect and error management	41
7.1 Drive internal defects/errors	41
7.2 Drive error recovery procedures	41
7.3 SAS system errors	42
7.4 Background Media Scan	43
7.5 Media Pre-Scan	43
7.6 Deferred Auto-Reallocation	43
7.7 Idle Read After Write	44
8.0 Installation	45
8.1 Drive orientation	45
8.2 Cooling	46
8.3 Drive mounting	47
8.4 Grounding	47
9.0 Interface requirements	49
9.1 SAS features	49
9.1.1 task management functions	49
9.1.2 Task management responses	49
9.2 Dual port support	50
9.3 SCSI commands supported	51
9.3.1 Inquiry data	55
9.3.2 Mode Sense data	55
9.4 Miscellaneous operating features and conditions	59
9.4.1 SAS physical interface	60
9.4.2 Physical characteristics	63
9.4.3 Connector requirements	63
9.4.4 Electrical description	63
9.4.5 Pin descriptions	63
9.4.6 SAS transmitters and receivers	64
9.4.7 Power	65
9.5 Signal characteristics	65
9.5.1 Ready LED Out	65
9.5.2 Differential signals	65
9.5.2.1 Eye masks	66
9.5.2.1.1 Eye masks overview	66
9.5.2.1.2 Receive eye mask	66
9.5.2.1.3 Jitter tolerance masks	67
9.5.2.2 Transmitter signal characteristics	68
9.5.2.3 Receiver signal characteristics	69
9.5.2.3.1 Jitter	70
9.5.2.3.2 Receiver jitter tolerance	70
9.5.2.3.3 Compliant jitter test pattern (CJTPAT)	70
9.5.2.3.4 Impedance specifications	71
9.5.2.4 Electrical TxRx connections	72
9.5.2.4.1 Transmitter characteristics	72
9.5.2.5 Receiver characteristics	75
10.0 Seagate Technology support services	77
Numerics	79
A	79
B	79
C	79
D	79
E	79
F	80
G	80
H	80
I	80
J	80
L	80
M	80
N	81
O	81
P	81
Q	81
R	81
S	81
T	82
U	82
V	82
W	82

Match case Limit results 1 per page

Savvio 15K SAS Product Manual, Rev. C

noise

audible

noise immunity

non-operating

temperature

non-operating vibration

office environment

operating

option selection

orientation

out-of-plane distortion

package size

package test specification

packaged

parameter rounding

PCBA

peak bits per inch

peak operating current

peak-to-peak measurements

performance characteristics

detailed

general

performance degradation

performance highlights

physical damage

physical interface

physical specifications

pin descriptions

power

dissipation

requirements, AC

requirements, DC

sequencing

power distribution

prefetch/multi-segmented cache control

preventive maintenance

queue tagging

radio interference regulations

RCD bit

read error rates

read/write data heads

receivers

recommended mounting

Recoverable Errors

recovered media data

reference

documents

relative humidity

reliability

specifications

reliability and service

repair and return information

reporting actual retry count

reservation conflict status

resonance

return information

rotation speed

safety

SAS

interface

physical interface

task management functions

SAS documents

SAS Interface Manual

SCSI interface

commands supported

seek error

defined

rate

seek performance characteristics

seek time

average typical

full stroke typical

single track typical

segmented caching

Self-Monitoring Analysis and Reporting Technology

Serial Attached SCSI (SAS) Interface Manual

shielding

shipping

shipping container

shock

and vibration

shock mount

signal

characteristics

single-unit shipping pack kit

SMART

SMP = 1 in Mode Select command

spindle brake

standards

start/stop time

support services

surface stiffness

allowable for non-flat surface

switches

synchronized spindle