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Seagate Enterprise ST6000NM0134 hard disk drive

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1. 28 6 3 3 Current profiles sisse xx dda aa 29 Constellation ES 3 SAS Product Manual Rev D Contents 6 4 Power dissipation x10 ces se E ER e RR ERIS a CQ SOR REGE CE 33 6 5 Environmental rds ed pe XR Re Rohde dere ERR CN Run uQ aq Sa 37 6 5 1 Temperature rex E a x eye Y RERO Q awl A CX HER ei 37 6 5 2 Relative h mldlty au ss aka Re ek aga RR ek KU S RR 37 6 5 3 Effective altitude sea 37 6 5 4 Shock and vibration e s RUN UR Rs OR RR 38 6 5 5 ACOUSUCS i i oec pau wah RR edebat ie obe v Senis 1 Tc REN Ld 40 6 5 6 Air cleanliness dE xe asal aa hi da 40 6 5 7 Corrosive environment liiis 40 6 5 8 Electromagnetic susceptibility 41 6 6 Mechanical specifications es 41 7 0 About FIPS 42 8 0 About self encrypting 43 8 1 Data encrypllon xz bide tide cde bia doe bee bees 43 8 2 Controlled access llle 43 8 2 1 SP ye vede xe RN a sh ee 43 8 2 2 LOCKING SP x cuu coa ee hah ace be a eR OERA RAE Sa AER EE 43 8 2 3 Default password sues Ria Gadd
2. a 9 3 0 General description s 2 err E mE d ex ER EE TE Es 10 3 1 Standard features dssdo re xxu d gu ua FR U eda eee 11 3 2 Media description es cs d eee sa dE Rond qe dE keq A u aS 11 3 3 Performance iss op ea beans te Enc Ead o ke E EUER GRUT EAE RIS UR EROR 11 3 4 Rel ADIN er EPUM 12 3 5 Formatted capacities ciuis uses re A RR Q aqa a ua 12 3 6 Programmable drive capacity 12 3 7 Factory installed 5 12 4 0 Performance 51 5 13 4 1 Internal drive characteristics 13 4 1 1 Format command execution time for 512 byte sectors minutes 13 4 1 2 General performance 5 13 4 2 Start Stop tlme s HR ae ee RU RC DR Qua 14 4 3 Prefetch multi segmented cache control 14 4 4 Cache operation c kx AUGE eR Q Q ama RO XR 14 4 4 1 Caching write data iege tirit siru eU URS GO IRE Nen Pru e EE 15 4 4 2 Prefetch operation osasi sadya gk eae gaa 15 5 0 Reliability specifications l sleeeeeeee RII HIA n 16 5 1 FENTON
3. 0 00 20 0 40 0 60 0 80 0 100 0 120 0 140 0 160 0 180 0 I Os per Second Figure 9 2TB models 3Gb DC current and power vs input output operations per second 2TB models in 6Gb operation Please refer to Table 4 for power dissipation numbers To obtain operating power for typical random read operations refer to the following I O rate curve see Figure 6 Locate the typical I O rate for a drive in the system on the horizontal axis and read the corresponding 5 volt current 12 volt current and total watts on the vertical axis To calculate BTUs per hour multiply watts by 3 4123 ST2000NM0023 CURRENT POWER vs THROUGHPUT SAS 6 0GB Random 8 Block Reads 12 00 spem 190g 0 00 20 0 40 0 60 0 80 0 100 0 120 0 140 0 160 0 180 0 I Os per Second Figure 10 2TB models 6Gb DC current and power vs input output operations per second Constellation ES 3 SAS Product Manual Rev D 35 1TB models in 3Gb operation Please refer to Table 5 for power dissipation numbers To obtain operating power for typical random read operations refer to the following I O rate curve see Figure 5 Locate the typical I O rate for a drive in the system on the horizontal axis and read the corresponding 5 volt current 12 volt current and total watts on the vertical axis To calculate BTUs per hour multiply watts by 3 4123 ST1000NM0023 CURRENT POWER vs THROUGHPUT SAS 3 0GB Random 8 Block Reads 12 00 v o 5 2 E
4. 3 0Gb mode 6 0Gb mode Notes Amps Amps Amps Amps Voltage 5V 12V 2 5V 12V 2 Regulation 5 5 2 5 2 Avg idle current DCX 1 7 0 33 0 34 0 33 0 34 Advanced idle current Idle A 3s 0 33 0 34 0 34 0 34 Idle B 3s 0 24 0 31 0 25 0 31 Idle C 3s 0 24 0 19 0 24 0 19 Standby 3s 0 23 0 01 0 23 0 00 Maximum starting current peak DC DC 3s 3 0 62 2 16 0 64 2 15 peak AC AC 3s 3 0 76 2 84 0 78 2 79 Delayed motor start max DC 3s 1 4 0 27 0 02 0 27 0 02 Peak operating current random read Typical DCX 1 6 0 46 0 62 0 43 0 62 Maximum DC 3s 1 0 81 0 64 0 70 0 66 Maximum peak DC 3s 1 54 2 18 1 64 2 23 Peak operating current random write Typical DCX 1 0 45 0 53 0 42 0 53 Maximum DC 3s 1 0 81 0 54 0 69 0 56 Maximum peak DC 3s 0 99 2 18 1 24 2 22 Peak operating current sequential read Typical DCX 1 0 70 0 39 0 70 0 39 Maximum DC 3s 1 0 77 0 42 0 77 0 42 Maximum peak DC 3s 1 24 0 81 1 16 0 80 Peak operating current sequential write Typical DCX 1 0 56 0 42 0 56 0 42 Maximum DC 3s 1 0 60 0 45 0 62 0 46 Maximum peak DC 3s 0 72 2 50 0 76 2 02 Constellation ES 3 SAS Product Manual Rev D 26 Table5 1TB drive DC power requirements 3 0Gb mode 6 0Gb mode Notes Amps Amps Amps Amps Voltage 45V 12V 2 45V 12V 2 Regulation 5 5 2 5 2 Avg idle curren
5. ob 4 TR 500mA Of set i 5A 500 2 0s div 20 0kS s 50 0us pt 1m 500mA 2 05 Stopped 1 1acqs RL 400k Auto September 06 2012 09 34 37 C2 and M2 5V spinup current profile TR 500mA Offset 1 5A 500 8w 1 0G ADR 2 0s div 20 0kS s 50 0us pt 500mA 2 05 Stopped 1acqs RL 400k Auto September 06 2012 10 10 53 Figure 4 1 model current profiles Note All times and currents are typical See Table 5 for maximum current requirements Constellation ES 3 SAS Product Manual Rev D 32 6 4 Power dissipation 4TB models in 3Gb operation Please refer to Table 2 for power dissipation numbers To obtain operating power for typical random read operations refer to the following I O rate curve see Figure 5 Locate the typical I O rate for a drive in the system on the horizontal axis and read the corresponding 5 volt current 12 volt current and total watts on the vertical axis To calculate BTUs per hour multiply watts by 3 4123 ST4000NM0023 CURRENT POWER vs THROUGHPUT SAS 3 0GB Random 8 Block Reads 14 00 5Vot A 12 Volt A 12 00 a watts 10 00 8 00 6 00 v o 2 2 4 00 2 00 0 00 20 0 40 0 60 0 80 0 100 0 120 0 140 0 160 0 180 0 I Os per Second Figure 5 4TB models 3Gb DC current and power vs input output operations per second 4TB models in 6Gb operation Please refer to Table 2 for power di
6. 0 00 20 0 40 0 60 0 80 0 100 0 120 0 140 0 160 0 180 0 l Os per Second Figure 11 1 models 3Gb DC current and power vs input output operations per second 1TB models in 6Gb operation Please refer to Table 5 for power dissipation numbers To obtain operating power for typical random read operations refer to the following I O rate curve see Figure 6 Locate the typical I O rate for a drive in the system on the horizontal axis and read the corresponding 5 volt current 12 volt current and total watts on the vertical axis To calculate BTUs per hour multiply watts by 3 4123 ST1000NM0023 CURRENT POWER vs THROUGHPUT SAS 6 0GB Random 8 Block Reads 12 00 5VoltA HI 12 10 00 4 Watts spem 400g 0 00 80 0 100 0 120 0 140 0 160 0 180 0 I Os per Second Figure 12 1TB models 6Gb DC current and power vs input output operations per second Constellation ES 3 SAS Product Manual Rev D 36 6 5 Environmental limits Temperature and humidity values experienced by the drive must be such that condensation does not occur on any drive part Altitude and atmospheric pressure specifications are referenced to a standard day at 58 7 F 14 8 C Maximum wet bulb temperature is 82 F 28 C 6 5 1 Temperature a Operating The drive meets the operating specifications over a 41 F to 140 F 5 C to 60 C drive case temperature range with a maximum temperature gradient of 36 F 20
7. Product Manual Constellation ES 3 SAS Standard models ST4000NM0023 ST3000NM0023 ST2000NM0023 ST1000NM0023 Self Encrypting drive models ST4000NM0043 ST3000NM0043 ST2000NM0043 ST1000NM0043 100671510 Rev D October 2014 Seagate SED FIPS 140 2 models ST4000NM0063 ST3000NM0063 ST2000NM0063 ST1000NM0063 Document Revision History Revision Date Description of changes Rev A 10 05 2011 Initial release Rev B 10 31 2011 37 Rev C 02 13 2014 fc 2 9 amp 53 Rev D 10 16 2014 12 amp 16 17 2014 Seagate Technology LLC All rights reserved Publication number 100671510 Rev D October 2014 Seagate Seagate Technology and the Wave logo are registered trademarks of Seagate Technology LLC in the United States and or other countries Constellation ES and SeaTools are either trademarks or registered trademarks of Seagate Technology LLC or one of its affiliated companies in the United States and or other countries The FIPS logo is a certification mark of NIST which does not imply product endorsement by NIST the U S or Canadian governments All other trademarks or registered trademarks are the property of their respective owners No part of this publication may be reproduced in any form without written permission of Seagate Technology LLC Call 877 PUB TEK1 877 782 8351 to request permission When referring to drive capacity one gigabyte or GB equals one billion bytes and one te
8. ds REE ERR ninan e aR a KER 67 11 4 8 67 11 4 4 Electrical description 67 11 4 5 Pin descriptions isis eere ee ome qn u Q Ro ed W 67 11 4 6 SAS transmitters and 68 11 4 7 POWER i ime eee hate uqaqa ad RU Rape e iH RU SCORE doge e dd 68 11 5 Signal characteristics 22s sessiles el pene Rem E 68 11 5 1 Ready LED Q t eet daca HR au m RR cd 68 11 5 2 Differential signals RR RR DR e RR 69 11 6 5 5 2 Specification 69 11 7 A Additional information liliis 69 Constellation ES 3 SAS Product Manual Rev D 4 Seagate Technology Support Services For information regarding online support and services visit http www seagate com about contact us technical support Available services include Presales amp Technical support Global Support Services telephone numbers amp business hours Authorized Service Centers For information regarding Warranty Support visit http www seagate com support warranty and replacements For information regarding data recovery services visit http www seagate com services software data recovery services For Seagate OEM and Distribution partner portal visit http www seagat
9. 800 mV pp from 100 Hz to 8 KHz 450 mV pp from 8 KHz to 20 KHz 250 mV pp from 20 KHz to 5 MHz 6 3 2 Power sequencing The drive does not require power sequencing The drive protects against inadvertent writing during power up and down Constellation ES 3 SAS Product Manual Rev D 28 6 3 3 Current profiles The 12V top and 5V bottom current profiles for the Constellation ES drives are shown below Tek File Edit Vertical Horiz Acq Trig Display Cursors Measure Mask Math MyScope Analyze Utiities Help C1 and M1 12V spinup current profile 0 6 41 6 4 n d 4 8 e e 4 500mA Offset 1 5A 500 S 0 0A 2 0s div 20 0kS s 50 0ys pt TR 500mA 2 05 Stopped 1 1acqs RL 400k Auto September 06 2012 09 29 08 C2 and M2 SV spinup current profile p I T I 1 500mA 2 05 Stopped 1acqs RL 400k Auto September 06 2012 10 08 19 EM 500mA Offset 1 5A 500 By 1 06 S0 0A 2 0s div 20 0kS s 50 0us pt Figure 1 4TB model current profiles Note All times and currents are typical See Table 2 for maximum current requirements Constellation ES 3 SAS Product Manual Rev D 29 The 12V top and File Edit vertical C1 and M1 12V spinup current profile Eee oe ow 500mA Offset 1 54 500 MD 0 00 2o oksis 50 0ps pt m 500mA 2 05 Stopped 1acqs R
10. D 24 Table3 3TB drive DC power requirements 3 0Gb mode 6 0Gb mode Notes Amps Amps Amps Amps Voltage 5V 12V 2 5V 12V 2 Regulation 5 5 2 5 2 Avg idle current DCX 1 7 0 33 0 43 0 36 0 43 Advanced idle current Idle A 3s 0 33 0 42 0 34 0 42 Idle B 3s 0 25 0 37 0 28 0 37 Idle C 3s 0 24 0 22 0 27 0 22 Standby 3s 0 26 0 00 0 24 0 00 Maximum starting current peak DC DC 3s 3 0 62 2 20 0 65 2 19 peak AC AC 3s 3 0 85 2 71 0 79 2 75 Delayed motor start max DC 3s 1 4 0 29 0 01 0 29 0 01 Peak operating current random read Typical DCX 1 6 0 49 0 71 0 44 0 71 Maximum DC 3s 1 0 72 0 77 0 63 0 76 Maximum peak DC 3s 1 58 2 24 1 71 2 28 Peak operating current random write Typical DCX 1 0 47 0 61 0 48 0 62 Maximum DC 3s 1 0 72 0 64 0 74 0 65 Maximum peak DC 3s 0 95 2 24 1 63 2 31 Peak operating current sequential read Typical DCX 1 0 71 0 47 0 77 0 47 Maximum DC 3s 1 0 75 0 49 0 99 0 50 Maximum peak DC 3s 0 97 0 84 1 21 0 83 Peak operating current sequential write Typical DCX 1 0 56 0 50 0 61 0 50 Maximum DC 3s 1 0 59 0 53 0 87 0 53 Maximum peak DC 3s 0 74 0 89 1 00 2 19 Constellation ES 3 SAS Product Manual Rev D 25 Table4 2TB drive DC power requirements
11. each data band has its own password called BandMasterX where X is the number of the data band 0 through 15 8 2 3 Default password When the drive is shipped from the factory all passwords are set to the value of MSID This 32 byte random value can only be read by the host electronically over the interface After receipt of the drive it is the responsibility of the owner to use the default MSID password as the authority to change all other passwords to unique owner specified values Constellation ES 3 SAS Product Manual Rev D 43 8 3 Random number generator RNG The drive has a 32 byte hardware RNG that it is uses to derive encryption keys or if requested to do so to provide random numbers to the host for system use including using these numbers as Authentication Keys passwords for the drive s Admin and Locking SPs 8 4 Drive locking In addition to changing the passwords as described in Section 8 2 3 the owner should also set the data access controls for the individual bands The variable LockOnReset should be set to PowerCycle to ensure that the data bands will be locked if power is lost In addition ReadLockEnabled and WriteLockEnabled must be set to true in the locking table in order for the bands LockOnReset setting of PowerCycle to actually lock access to the band when a PowerCycle event occurs This scenario occurs if the drive is removed from its cabinet The drive will not honor any data read or write request
12. 08 N HL OF DATUM D 450 15 D y 1 V N TA R0 30 0 08 AX 0 30 0 05 4x B C SEE Detaill lt 33 43 0 05 b F 115 875 gt 15 875 gt 1 27 14X 27 6 KH A 4 5 08 0 84 0 05 22X 0 15 B 4 4 90 0 08 0 35MIN 15 m S7 OF DATUM B Figure 21 SAS device plug dimensions Constellation ES 3 SAS Product Manual Rev D 65 Detail A 7 6 10 T 0 30 0 05 x 45 5X Y rr Y 2 25 0 05 4 0 40 0 05 X 45 3X 4 85 0 05 lt 0 10B Y CORING ALLOWED IN THIS AREA 4 40 0 15 R0 30 0 08 C A ANC lt 1 95 0 08 45 i EN SEE Detail 2 SY 3 90 0 15 SECTION C C SECTION 08 0 05 CONTACT SURFACE FLUSH TO DATUM A 0 03 4 65 1 90 0 08 Detail 2 0 08 0 05 2 40 0 E amp 0 10 A SECTION B B 0 Figure 22 SAS device plug dimensions detail Constellation ES 3 SAS Product Manual Rev D 66 11 4 2 Physical characteristics This section defines physical interface connector 11 4 3 Connector requirements Contact the preferred connector manufacturer for mating part information Part numbers for SAS connectors will be provided in a future revision of this publication when producti
13. 16 byte commands with zero values in the RDPROTECT and WRTPROTECT fields The drive will generate 8 bytes e g OxFFFF 8 bytes of Protection Information to be stored on the media but the 8 bytes will not be transferred to the host during a read command Type 3 Seagate products do not support Type 3 9 8 2 Setting and determining the current Type Level A drive is initialized to a type of PI by using the format command on a PI capable drive Once a drive is formatted to a Type it may be queried by a Read Capacity 16 command to report the PI type which it is currently formatted to PI Types cannot coexist on a single drive A drive can only be formatted to a single PI Type It can be changed at anytime to a new Type but requires a low level format which destroys all existing data on the drive No other vehicle for changing the PI type is provided by the T10 SBC3 specification Type 1 PI format CDB command 04 90 00 00 00 00 Write Buffer 00 AO 00 00 Type 2 PI format CDB command 04 DO 00 00 00 00 Write Buffer 00 AO 00 00 9 8 3 Identifying a Protection Information drive The Standard Inquiry provides a bit to indicate if Pl is support by the drive Vital Product Descriptor VPD page 0x86 pro vides bits to indicate the PI Types supported and which PI fields the drive supports checking For further details with respect to Pl please refer to SCSI Block Commands 3 SBC 3 Draft Standard documentation Constellation ES 3 SAS Produc
14. ALCS PET 16 5 1 1 Recoverable Errors a 16 5 1 2 Unrecoverable Errors 24i p RR OR oe bedava 16 5 1 3 SOCK ONOS r cans do dee Ast A Gon dex qn dex Oria nh MR OSS 16 5 1 4 Interface co eas we EUREN NAI RARE NR RR RR ERR 16 5 2 Reliability arid service Dad RR ERU E had EET ERRARE 17 5 2 1 Annualized Failure Rate AFR and Mean Time Between Failure MTBF 17 5 2 2 Hot plugging the drive uuu 17 5 2 3 S MART ue oct eden RR RUE QUU NUN SEDI CETUR CT 17 5 2 4 Thermal monitor u a anasu b Esa ph sap Ya Sa 19 5 2 5 Drive Self Test DST uras 19 5 2 6 Product warranty ues sued ERR EE RO RE EG Weed pa maa ga 21 6 0 Physical electrical specifications llle III 22 6 1 PowerChoice power 22 6 1 1 PowerChoice reporting methods 23 6 2 AC power 23 6 3 DC power 23 6 3 1 Conducted noise 28 6 3 2 Power sequeticlrig sexo VEU Pe hte RU MIR
15. C per hour The maximum allowable drive case temperature is 60 C See Figure 13 for HDA case temperature measurement location The MTBF specification for the drive assumes the operating environment is designed to maintain nominal case temperature The rated MTBF is based upon a sustained case temperature of 104 F 40 C Occasional excursions in operating temperature between the rated MTBF temperature and the maximum drive operating case temperature may occur without impact to the rated MTBF temperature However continual or sustained operation at case temperatures beyond the rated MTBF temperature will degrade the drive MTBF and reduce product reliability Air flow may be required to achieve consistent nominal case temperature values see Section 10 2 To confirm that the required cooling is provided for the electronics and HDA place the drive in its final mechanical configuration and perform random write read operations After the temperatures stabilize measure the case temperature of the drive Non operating 40 to 158 F 40 to 70 C package ambient with a maximum gradient of 36 F 20 C per hour This specification assumes that the drive is packaged in the shipping container designed by Seagate for use with drive HDA Temp Check Point Figure 13 Location of the HDA temperature check point Note Image is for reference only may not represent actual drive 6 5 2 Relative humidity The values below assu
16. FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 FC DEF CHG DEF CHG 9C 0A 10 00 00 00 00 00 00 00 00 01 9C 0A 9D OF FF FF FF FF FF FF FF FF 80 06 00 80 OF 00 00 00 80 06 B7 CO 8F 00 00 00 Constellation ES 3 SAS Product Manual Rev D 62 Table 14 Mode Sense data changeable and default values for 1TB drives MODE DATA HEADER 01 9a 00 10 01 00 00 10 BLOCK DESCRIPTOR 00 00 00 01 5d 50 a3 bO 00 00 00 00 00 00 02 00 MODE PAGES DEF CHG DEF CHG DEF CHG DEF CHG DEF CHG DEF CHG DEF CHG DEF CHG DEF CHG DEF 81 0A CO 14 FF 00 00 00 05 00 FF FF 81 0A FF FF 00 00 00 00 FF 00 FF FF 82 OE 00 00 00 00 00 00 00 00 00 AO 00 00 00 00 82 OE 00 00 00 00 00 00 FF FF FF FF 00 00 00 00 83 16 00 01 00 00 00 00 00 02 04 C4 02 00 00 01 00 DC 00 1C 40 00 00 00 83 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 84 16 00 00 04 03 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1C 20 00 00 84 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 87 0A 00 14 FF 00 00 00 00 00 FF FF 87 OA OF FF 00 00 00 00 00 00 FF FF 88 12 14 00 FF FF 00 00 FF FF FF FF 80 20 00 00 00 00 00 00 88 12 A5 00 00 00 FF FF FF FF 00 00 20 00 00 00 00 00 00 00 8A 0A 02 00 00 80 00 00 00 00 2A 30 8A 0A OF F6 00 00 00 00 00 00 00 00 98 06 06 00 00 00 00 00 98 06 00 00 00 00 00 00 99 OE 46 00 07 DO 00 00 00 00 00 00 00 00 00 00 99 OE 50 00 FF FF FF FF
17. Incorporates industry standard Self Monitoring Analysis and Reporting Technology S M A R T 5 year warranty 3 5 Formatted capacities Standard OEM models are formatted to 512 bytes per block The block size is selectable at format time and must be a multiple of 4 bytes Users having the necessary equipment may modify the data block size before issuing a format command and obtain different formatted capacities than those listed To provide a stable target capacity environment and at the same time provide users with flexibility if they choose Seagate recommends product planning in one of two modes 1 Seagate designs specify capacity points at certain block sizes that Seagate guarantees current and future products will meet We recommend customers use this capacity in their project planning as it ensures a stable operating point with backward and forward compatibility from generation to generation The current guaranteed operating points for this prod uct are Sector 4TB models 3TB models 2TB models 1TB models Size Decimal Hex Decimal Hex Decimal Hex Decimal Hex 512 7 814 037 168 1D1COBEBO 5 860 533 168 15D50A3B0 3 907 029 168 E8E088B0 1 953 525 168 74706DBO 520 7 648 717 976 1C7E62C98 5 736 538 480 155ECA170 3 824 358 992 E3F31650 1 923 076 936 729FD348 528 7 438 330 376 1BB5BEA08 5 578 747 784 14C84EF88 3 719 165 192 DDADF508 1 876 331 336 6FD68B48 3 6 Programmable drive capacity Using the Mode Select
18. MEDIUM ERROR 03h in the Sense Key will be reported Multiple unrecoverable data errors resulting from the same cause are treated as 1 error 5 1 3 Seek errors A seek error is defined as a failure of the drive to position the heads to the addressed track After detecting an initial seek error the drive automatically performs an error recovery process If the error recovery process fails a seek positioning error Error code 15h or 02h will be reported with a Hardware error 04h in the Sense Key Recoverable seek errors are specified at Less than 10 errors in 10 seeks Unrecoverable seek errors Sense Key 04h are classified as drive failures 5 1 4 Interface errors An interface error is defined as a failure of the receiver on a port to recover the data as transmitted by the device port connected to the receiver The error may be detected as a running disparity error illegal code loss of word sync or CRC error Constellation ES 3 SAS Product Manual Rev D 16 5 2 Reliability and service Users can enhance the reliability of Constellation ES 3 disk drives by ensuring that the drive receives adequate cooling Section 6 0 provides temperature measurements and other information that may be used to enhance the service life of the drive Section 10 2 provides recommended air flow information 5 2 1 Annualized Failure Rate AFR and Mean Time Between Failure MTBF The production disk drive shall achieve an annualized failure rate of
19. aq Qua Pee b eee alata qa a ok a 43 8 3 Random number generator RNG 0 0 00 eae 44 8 4 Drive lOCKING a bee A EA 44 8 5 Data bands acc ict ie b ERREUR RR AGORA QUA RR RENEW RA ARN AR REOR 44 8 6 Cryptographic erase 2 bexu 44 8 7 Authenticated firmware download 45 8 8 Power requirements 0000 ete 45 8 9 Supported commands paeen ianari a e a iaei ERR RR EG AR RR RE 45 8 10 Sanitize CRYPTOGRAPHIC ERASE 0000 GERE 5 ngana awaqa 45 Crue 45 9 0 Defect and error 46 9 1 Drive internal 1 lt 5 5 46 9 2 Drive error recovery procedures 46 9 3 SAS system erto s xus eR had Lean wine n ra 47 9 4 Background Media Scan RER ddd eee ee dda LR OR ER eee EAR 47 9 5 Media Pre Scar eee ec oe dv CY dede debe uwa Od Fco EUER 48 9 6 uquy ansa aE eee ee 48 9 7 Idle Read After Write usse radeni d xx pde ARR BORDER Y OX Q 48 9 8 Protection Information Pl lt e q k Cu a KO 48 9 8 1 Lev
20. can derive an optimal equalization characteristic to compensate for many of the receive losses in the system 2 A Feed Forward Equalizer FFE optimized to provide balanced receive margins over a range of channels bounded by the best and worst case channels as defined by the relevant ANSI standard 11 7 Additional information Please contact the Seagate representative for SAS electrical details if required For more information about the Phy Link Transport and Applications layers of the SAS interface refer to the Seagate SAS Interface Manual part number 100293071 For more information about the SCSI commands used by Seagate SAS drives refer to the Seagate SCSI Commands Reference Manual part number 100293068 Constellation ES 3 SAS Product Manual Rev D 69 e Seagate C Seagate Technology LLC AMERICAS Seagate Technology LLC 10200 South De Anza Boulevard Cupertino California 95014 United States 408 658 1000 ASIA PACIFIC Seagate Singapore International Headquarters Pte Ltd 7000 Ang Mo Kio Avenue 5 Singapore 569877 65 6485 3888 EUROPE MIDDLE EAST AND AFRICA Seagate Technology SAS 16 18 rue du D me 92100 Boulogne Billancourt France 33 1 4186 10 00 Publication Number 100671510 Rev D October 2014
21. command the drive can change its capacity to something less than maximum See the Mode Select 6 parameter list table in the SAS Interface Manual part number 100293071 A value of zero in the Number of Blocks field indicates that the drive will not change the capacity it is currently formatted to have A number other than zero and less than the maximum number of LBAs in the Number of Blocks field changes the total drive capacity to the value in the Number of Blocks field A value greater than the maximum number of LBAs is rounded down to the maximum capacity 3 7 Factory installed options Users 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 plan ning single unit distribution should specify this option The Safety and Regulatory Agency Specifications part number 75789512 is usually included with each standard OEM drive shipped but extra copies may be ordered Constellation ES 3 SAS Product Manual Rev D 12 4 0 Performance characteristics This section p
22. error occurs during drive operation the drive if programmed to do so performs error recovery procedures to attempt to recover the data The error recovery procedures used depend on the options previously set in the Error Recovery Parameters mode page Error recovery and defect management may involve using several SCSI commands described in the SAS Interface Manual The drive implements selectable error recovery time limits required in video applications The error recovery scheme supported by the drive provides a way to control the total error recovery time for the entire command in addition to controlling the recovery level for a single LBA The total amount of time spent in error recovery for a command can be limited using the Recovery Time Limit bytes in the Error Recovery mode page The total amount of time spent in error recovery for a single LBA can be limited using the Read Retry Count or Write Retry Count bytes in the Error Recovery mode page The drive firmware error recovery algorithms consist of 12 levels for read recoveries and five levels for write Each level may consist of multiple steps where a step is defined as a recovery function involving a single re read or re write attempt The maximum level used by the drive in LBA recovery is determined by the read and write retry counts Table 6 equates the read and write retry count with the maximum possible recovery time for read and write recovery of individual LBAs The times given do not i
23. failure definition The drive will present a diagnostic failed condition through the self tests results value of the diagnostic log page if a functional failure is encountered during DST The channel and servo parameters are not modified to test the drive more stringently and the number of retries are not reduced All retries and recovery processes are enabled during the test If data is recoverable no failure condition will be reported regardless of the number of retries required to recover the data The following conditions are considered DST failure conditions Seek error after retries are exhausted Track follow error after retries are exhausted Read error after retries are exhausted Write error after retries are exhausted Recovered errors will not be reported as diagnostic failures 5 2 5 2 Implementation This section provides all of the information necessary to implement the DST function on this drive 5 2 5 2 1 State of the drive prior to testing The drive must be in a ready state before issuing the Send Diagnostic command There are multiple reasons why a drive may not be ready some of which are valid conditions and not errors For example a drive may be in process of doing a format or another DST It is the responsibility of the host application to determine the not ready cause While not technically part of DST a Not Ready condition also qualifies the drive to be returned to Seagate as a failed drive A Drive
24. power savings PowerChoice modes Description Reduced electronics Heads unloaded Disks spinning at full RPM Idle C Heads unloaded Disks spinning at reduced RPM Standby Y Heads unloaded Disks spinning at reduced RPM Recovery requires the NOTIFY Enable Spinup command Standby Z Heads unloaded Motor stopped disks not spinning Recovery requires the NOTIFY Enable Spinup command PowerChoice can be invoked using one of these two methods Power Condition mode page method Enable and initialize the idle condition timers and or the standby condition timers The timer values are based on the values set in the Power Condition mode page START STOP UNIT command method Use the START STOP UNIT command OPERATION CODE 1Bh This allows the host to directly transition the drive to any supported PowerChoice mode If both the Power Condition mode page and START STOP UNIT command methods are used the START STOP UNIT command request takes precedence over the Power Condition mode page power control and may disable the idle condition and standby condition timers The REQUEST SENSE command reports the current PowerChoice state if active and also the method by which the drive entered the PowerChoice state When the drive receives a command all power condition timers are suspended if they were enabled via the Power Condition mode page Once all outstanding commands are processed the power condition timers are reinitialized t
25. second trip point is user selectable using the Log Select command The reference temperature parameter in the temperature log page see Table 1 can be used to set this trip point The default value for this drive is 65 C however users can set it to any value in the range of 0 to 65 C If users specify a temperature greater than 65 C in this field the temperature is rounded down to 65 C A sense code is sent to the host to indicate the rounding of the parameter field Table 1 Temperature Log Page 0Dh Parameter Code Description 0000h Primary Temperature 0004h Reference Temperature 5 2 5 Drive Self Test DST Drive Self Test DST is a technology designed to recognize drive fault conditions that qualify the drive as a failed unit DST validates the functionality of the drive at a system level There are two test coverage options implemented in DST 1 Extended test 2 Shorttest The most thorough option is the extended test that performs various tests on the drive and scans every logical block address LBA of the drive The short test is time restricted and limited in length it does not scan the entire media surface but does some fundamental tests and scans portions of the media If DST encounters an error during either of these tests it reports a fault condition If the drive fails the test remove it from service and return it to Seagate for service Constellation ES 3 SAS Product Manual Rev D 19 5 2 5 1 DST
26. the Failure History Counter There is a separate Failure History Counter for each attribute 5 2 4 Thermal monitor Constellation ES 3 drives implement a temperature warning system which 1 Signals the host if the temperature exceeds a value which would threaten the drive 2 Signals the host if the temperature exceeds a user specified value 3 Saves a S M A R T data frame on the drive which exceeds the threatening temperature value A temperature sensor monitors the drive temperature and issues a warning over the interface when the temperature exceeds a set threshold The temperature is measured at power up and then at ten minute intervals after power up The thermal monitor system generates a warning code of 01 0B01 when the temperature exceeds the specified limit in compliance with the SCSI standard The drive temperature is reported in the FRU code field of mode sense data Users can use this information to determine if the warning is due to the temperature exceeding the drive threatening temperature or the user specified temperature This feature is controlled by the Enable Warning EWasc bit and the reporting mechanism is controlled by the Method of Reporting Informational Exceptions field MRIE on the Informational Exceptions Control IEC mode page 1Ch The current algorithm implements two temperature trip points The first trip point is set at 65 C which is the maximum temperature limit according to the drive specification The
27. vs input output operations per second 3TB models in 6Gb operation Please refer to Table 3 for power dissipation numbers To obtain operating power for typical random read operations refer to the following I O rate curve see Figure 6 Locate the typical I O rate for a drive in the system on the horizontal axis and read the corresponding 5 volt current 12 volt current and total watts on the vertical axis To calculate BTUs per hour multiply watts by 3 4123 ST3000NM0023 CURRENT POWER vs THROUGHPUT SAS 6 0GB Random 8 Block Reads 14 00 5VoltA 1dR 12 VoltA 12 00 watts 10 00 8 00 6 00 spem amod 4 00 2 00 0 00 20 0 40 0 60 0 80 0 100 0 120 0 140 0 160 0 180 0 I Os per Second Figure 8 3TB models 6Gb DC current and power vs input output operations per second Constellation ES 3 SAS Product Manual Rev D 34 2TB models in 3Gb operation Please refer to Table 4 for power dissipation numbers To obtain operating power for typical random read operations refer to the following I O rate curve see Figure 5 Locate the typical I O rate for a drive in the system on the horizontal axis and read the corresponding 5 volt current 12 volt current and total watts on the vertical axis To calculate BTUs per hour multiply watts by 3 4123 ST2000NM0023 CURRENT POWER vs THROUGHPUT SAS 3 0GB Random 8 Block Reads 12 00 5VoltA 12 VoltA v o 5 5 t E
28. when power is applied to the drive Vertical horizontal or top down mounting 128 MB data buffer see Section 4 4 Drive Self Test DST Background Media Scan BMS Seagate RAID Rebuild M Idle Read After Write IRAW Power Save Constellation ES 3 SAS Self Encrypting Drive models have the following additional features Automatic data encryption decryption Controlled access Random number generator Drive locking 16 independent data bands Cryptographic erase of user data for a drive that will be repurposed or scrapped Authenticated firmware download 3 2 Media description The media used on the drive has a aluminum substrate coated with a thin film magnetic material overcoated with a proprietary protective layer for improved durability and environmental protection 3 3 Performance Programmable multi segmentable cache buffer 600MB s maximum instantaneous data transfers 7200 RPM spindle Average latency 4 16ms Background processing of queue Supports start and stop commands spindle stops spinning Adaptive seek velocity improved seek performance There is no significant performance difference between Self Encrypting Drive and standard non Self Encrypting Drive models Constellation ES 3 SAS Product Manual Rev D 11 3 4 Reliability Annualized Failure Rate AFR of 0 4496 Mean time between failures MTBF of 2 000 000 hours Balanced low mass rotary voice coil actuator
29. 0 44 MTBF of 2 000 000 hours over a 5 year service life when used in Enterprise Storage field conditions as limited by the following 8760 power on hours per year HDA temperature as reported by the drive lt 40 C Ambient wet bulb temp lt 26 C Typical workload The AFR MTBF is a population statistic not relevant to individual units ANSI ISA S71 04 2013 G2 classification levels and dust contamination to ISO 14644 1 Class 8 standards as measured at the device The MTBF specification for the drive assumes the operating environment is designed to maintain nominal drive temperature and humidity Occasional excursions in operating conditions between the rated MTBF conditions and the maximum drive operating conditions may occur without significant impact to the rated MTBF However continual or sustained operation beyond the rated MTBF conditions will degrade the drive MTBF and reduce product reliability Nonrecoverable read errors 1 per 1015 bits read max Load unload cycles 600 000 cycles Maximum Rated Workload Maximum rate of 550TB year Workloads exceeding the annualized rate may degrade the drive MTBF and impact product reliability The Annualized Workload Rate is in units of TB per year or TB per 8760 power on hours Workload Rate TB transferred 8760 recorded power on hours Warranty To determine the warranty for a specific drive use a web browser to access the following web page http www se
30. 1 5d 50 a3 bO 00 00 00 00 00 00 02 00 MODE PAGES DEF 81 0a cO 14 ff 00 00 00 05 00 ff ff CHG 81 Oa ff ff 00 00 00 00 ff 00 ff ff DEF 82 0e 00 00 00 00 00 00 00 00 a0 00 00 00 00 00 CHG 82 0e 00 00 00 00 00 00 ff ff ff ff 00 00 00 00 DEF 83 16 00 01 00 00 00 00 00 02 04 c4 02 00 00 01 00 dc 00 1c 40 00 00 00 CHG 83 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 DEF 84 16 00 00 04 0a 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1c 20 00 00 CHG 84 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 DEF 87 0a 00 14 ff 00 00 00 00 00 ff ff CHG 87 Of ff 00 00 00 00 00 00 ff ff DEF 88 12 14 00 ff ff 00 00 ff ff ff ff 80 20 00 00 00 00 00 00 CHG 88 12 a5 00 00 00 ff ff ff ff 00 00 20 00 00 00 00 00 00 00 DEF 8a 0a 06 00 00 80 00 00 00 00 7f bc CHG 8a 0a Of f6 00 00 00 00 00 00 00 00 DEF 98 06 06 00 00 00 00 00 CHG 98 06 00 00 00 00 00 00 DEF 99 0e 46 00 07 d0 00 00 00 00 00 00 00 00 00 00 CHG 99 50 00 ff ff ff ff ff ff OO 00 00 00 00 00 DEF 9a 26 00 06 00 00 04 60 00 00 8c a0 00 00 17 70 00 00 46 50 00 00 46 50 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 58 CHG 9a 26 01 Of ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc DEF 9c 0a 10 00 00 00 00 00 00 00 00 01 CHG 9c 9d Of ff ff ff ff ff ff ff ff DEF 80 06 00 80 Of 00 00 00 CHG 80 06 b7 cO 8f 00 00 00 Constellation ES 3 SAS Product Manual Rev D 60 Table 12 Mode Sen
31. 23 Refer to the values below for the values of bytes 16 through 26 of the particular model ST4000NM0043 53 54 34 30 30 30 4E 4D 30 30 34 33 ST4000NM0063 53 54 34 30 30 30 4E 4D 30 30 36 33 ST3000NM0023 53 54 33 30 30 30 4E 4D 30 30 32 33 ST3000NM0043 53 54 33 30 30 30 4E 4D 30 30 34 33 ST3000NM0063 53 54 33 30 30 30 4E 4D 30 30 36 33 ST2000NM0023 53 54 32 30 30 30 4E 4D 30 30 32 33 ST2000NM0043 53 54 32 30 30 30 4E 4D 30 30 34 33 ST2000NM0063 53 54 32 30 30 30 4E 4D 30 30 36 33 ST1000NM0023 53 54 31 30 30 30 4E 4D 30 30 32 33 ST1000NM0043 53 54 31 30 30 30 4E 4D 30 30 34 33 ST1000NM0063 53 54 31 30 30 30 4E 4D 30 30 36 33 Constellation ES 3 SAS Product Manual Rev D 58 11 3 2 Mode Sense data The Mode Sense command provides a way for the drive to report its operating parameters to the initiator The drive maintains four sets of mode parameters 1 Default values Default values are hard coded in the drive firmware stored in flash E PROM nonvolatile memory on the drive s PCB These default values can be changed only by downloading a complete set of new firmware into the flash E PROM An initiator can request and receive from the drive a list of default values and use those in a Mode Select command to set up new current and saved values where the values are changeable Saved values Saved values are stored on the drive s media using a Mode Select command Only parameter values that are allowed to be changed can be changed by this me
32. 3 drives can format to 512 520 or 528 bytes per logical block 2 Warning Power loss during flash programming can result in firmware corruption This usually makes the drive inopera ble 3 Reference Mode Sense command 1Ah for mode pages supported 4 Y Yes Command is supported N No Command is not supported A Support is available on special request 5 Approximately 1 5 increase in time to complete this command for a SED drive versus a non SED drive of the same capacity Constellation ES 3 SAS Product Manual Rev D 11 3 1 Inquiry data Table 10 lists the Inquiry command data that the drive should return to the initiator per the format given in the SAS nterface Manual Table 10 Constellation ES 3 inquiry data Bytes Data hex 20 Vendor ID Product ID 32 Copyright 112 127 30 20 notice 128 143 72 20 Copyright year changes with actual year SCSI Revision support See the appropriate SPC release documentation for definitions PP 10 Inquiry data for an Inquiry command received on Port A 30 Inquiry data for an Inquiry command received on Port B Four ASCII digits representing the last four digits of the product firmware release number S Eight ASCII digits representing the eight digits of the product serial number Bytes 16 through 26 reflect model of drive The table above shows the hex values for Model ST4000NM00
33. 43 ST2000NM0063 ST1000NM0023 ST1000NM0043 ST1000NMO0063 Previous generations of Seagate Self Encrypting Drive models were called Full Disk Encryption FDE models before a differentiation between drive based encryption and other forms of encryption was necessary The Self Encrypting Drive models indicated on the cover of this product manual have provisions for Security of Data at Rest based on the standards defined by the Trusted Computing Group see www trustedcomputinggroup org For more information on FIPS 140 2 Level 2 certification see Section 7 0 on page 42 Constellation ES 3 SAS Product Manual Rev D 6 2 0 Applicable standards and reference documentation The drives documented in this manual have been developed as system peripherals to the highest standards of design and construction The drives depends on host equipment to provide adequate power and environment for optimum performance and compliance with applicable industry and governmental regulations Special attention must be given in the areas of safety power distribution shielding audible noise control and temperature regulation In particular the drive must be securely mounted to guarantee the specified performance characteristics Mounting by bottom holes must meet the requirements of Section 10 3 2 1 Standards The Constellation ES 3 family complies with Seagate standards as noted in the appropriate sections of this manual and the Seagate SAS Int
34. BA has not yet been recovered i e requires retries beyond 621 62 ms the command will end with Check Condition status report and unrecoverable read error will be reported 9 3 SAS system errors Information on the reporting of operational errors or faults across the interface is given in the SAS nterface Manual The SSP Response returns information to the host about numerous kinds of errors or faults The Receive Diagnostic Results reports the results of diagnostic operations performed by the drive Status returned by the drive to the initiator is described the SAS Interface Manual Status reporting plays a role in systems error management and its use in that respect is described in sections where the various commands are discussed 9 4 Background Media Scan Background Media Scan BMS is a self initiated media scan BMS is defined in the T10 document SPC 4 available from the T10 committee BMS performs sequential reads across the entire pack of the media while the drive is idle In RAID arrays BMS allows hot spare drives to be scanned for defects prior to being put into service by the host system On regular duty drives if the host system makes use of the BMS Log Page it can avoid placing data in suspect locations on the media Unreadable and recovered error sites will be logged or reallocated per ARRE AWRE settings With BMS the host system can consume less power and system overhead by only checking BMS status and results rather than t
35. C ERASE SED drives only Search Data Equal Search Data High Search Data Low Security Protocol In SED models only Security Protocol Out Seek 6 SED models only Seek 10 Send Diagnostics Supported Diagnostics pages 00h Translate page 40h Set Limits Start Unit Stop Unit spindle ceases rotating Synchronize Cache Synchronize Cache 16 Test Unit Ready Verify 10 BYTCHK bit Verify 12 AFh Verify 16 AFh Verify 32 Write 6 7TFh 000Ah Write 10 DPO bit Constellation ES 3 SAS Product Manual Rev D 56 Table 9 Supported commands Command name FUA bit Command code Supported Write 12 Write 16 Write 32 7TFh 000Bh Write and Verify 10 2Eh DPO bit Write and Verify 12 AEh Write and Verify 16 8Eh Write and Verify 32 Write Buffer modes 0 2 supported 7Fh 000Ch lt gt lt gt lt lt gt lt gt lt non SED drives only Write Buffer Firmware Download option modes 5 7 Ah and Bh 3 Y non SED drives only Firmware Download option modes 4 5 7 Y SED drives only Write Long 10 3Fh Y Write Long 16 9Fh 11h Y Write Same 10 5 Y PBdata N LBdata N Write Same 16 5 93h Y Write Same 32 7Fh 000Dh N XDRead 52h N XDWrite 50h N XPWrite 51h N 1 Constellation ES
36. F FF FF DEF 80 06 00 80 OF 00 00 00 CHG 80 06 B7 CO 8F 00 00 00 Constellation ES 3 SAS Product Manual Rev D 61 Table 13 Mode Sense data changeable and default values for 2TB drives MODE DATA HEADER 01 9a 00 10 01 00 00 10 BLOCK DESCRIPTOR 00 00 00 01 5d 50 a3 bO 00 00 00 00 00 00 02 00 MODE PAGES DEF CHG DEF CHG DEF CHG DEF CHG DEF CHG DEF CHG DEF CHG DEF CHG DEF CHG DEF 81 0A CO 14 FF 00 00 00 05 00 FF FF 81 0A FF FF 00 00 00 00 FF 00 FF FF 82 OE 00 00 00 00 00 00 00 00 00 AO 00 00 00 00 82 OE 00 00 00 00 00 00 FF FF FF FF 00 00 00 00 83 16 00 01 00 00 00 00 00 02 04 C4 02 00 00 01 00 DC 00 1C 40 00 00 00 83 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 84 16 00 00 04 05 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1C 20 00 00 84 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 87 0A 00 14 FF 00 00 00 00 00 FF FF 87 OA OF FF 00 00 00 00 00 00 FF FF 88 12 14 00 FF FF 00 00 FF FF FF FF 80 20 00 00 00 00 00 00 88 12 A5 00 00 00 FF FF FF FF 00 00 20 00 00 00 00 00 00 00 8A 0A 02 00 00 80 00 00 00 00 47 7C 8A 0A OF F6 00 00 00 00 00 00 00 00 98 06 06 00 00 00 00 00 98 06 00 00 00 00 00 00 99 OE 46 00 07 DO 00 00 00 00 00 00 00 00 00 00 99 OE 50 00 FF FF FF FF FF FF 00 00 00 00 00 00 9A 26 00 06 00 00 04 00 00 8C AD 00 00 17 70 00 00 46 50 00 00 46 50 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 58 CHG 9A 26 01 OF FF FF FF FF
37. FF FF 00 00 00 00 00 00 9A 26 00 06 00 00 04 00 00 8C AD 00 00 17 70 00 00 46 50 00 00 46 50 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 58 CHG 9A 26 01 OF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 FC DEF CHG DEF CHG 9C 0A 10 00 00 00 00 00 00 00 00 01 9C 0A 9D OF FF FF FF FF FF FF FF FF 80 06 00 80 OF 00 00 00 80 06 B7 CO 8F 00 00 00 Constellation ES 3 SAS Product Manual Rev D 63 11 4 Miscellaneous operating features and conditions Table 15 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 15 Miscellaneous features Supported 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 16 Miscellaneous status Supported Status Good Check condition Condition met good Busy Intermediate good Intermediate condition met good
38. IEC 14776 xxx SCSI Block Commands 2 SBC 3 Standard T10 1417 D ANSI Small Computer System Interface SCSI Documents X3 270 1996 SCSI 3 Architecture Model Trusted Computing Group TCG Documents apply to Self Encrypting Drive models only TCG Storage Architecture Core Specification Rev 1 0 TCG Storage Security Subsystem Class Enterprise Specification Rev 1 0 Specification for Acoustic Test Requirement and Procedures Seagate part number 30553 001 In case of conflict between this document and any referenced document this document takes precedence Constellation ES 3 SAS Product Manual Rev D 9 3 0 General description Constellation ES 3 drives provide high performance high capacity data storage for a variety of systems including engineering workstations network servers mainframes and supercomputers The Serial Attached SCSI interface is designed to meet next generation computing demands for performance scalability flexibility and high density storage requirements Constellation ES 3 drives are random access storage devices designed to support the Serial Attached SCSI Protocol as described in the ANSI specifications this document and the SAS Interface Manual part number 100293071 which describes the general interface characteristics of this drive Constellation ES 3 drives are classified as intelligent peripherals and provide level 2 conformance highest level with the ANSI SCSI 1 standard The SAS connectors cables and e
39. L 400k Auto September 06 2012 09 31 50 C2 and M2 5V spinup current profile TR 500 Of set i 5A 500 81 06 J 0 0A 2 0s div 20 0kS s 50 0ys pt T 500mA 2 05 Stopped 1acqs RL 400k Auto September 06 2012 10 09 07 Figure 2 model current profiles Note All times and currents are typical See Table 3 for maximum current requirements Constellation ES 3 SAS Product Manual Rev D 30 Analyze Utilities C1 and M1 12V spinup current profile T if 1 i I I I a 500mA Offset 1 54 500 2 0sldiv 20 0kS s 50 0us pt 500mA 2 0s Stopped 1 RL 400k Auto September 06 2012 09 33 31 MyScope I 500 Offset 1 5A 500 By 1 0G Dem JS 0 0A 2 0sidiv 20 0kS s 50 0us pt T 500mA 2 05 Stopped 1acqs RL 400k Auto September 06 2012 10 09 57 Figure 3 2 model current profiles Note All times and currents are typical See Table 4 for maximum current requirements Constellation ES 3 SAS Product Manual Rev D 31 The 12V top and 5V bottom current profiles for the Constellation ES drives are shown below File Edit Vertical Horiz amp cq Trig Cursors Measure Mask Math MyScope lyze Utilities Help C1 and M1 12V spinup current profile d y E _ nA rnF Pr oo e oes bn
40. NIT command with the START bit and IMMED bit equal to 1 and does not receive a NOTIFY ENABLE SPINUP primitive within 5 seconds the drive fails the START STOP UNIT command The START STOP UNIT command may be used to command the drive to stop the spindle Stop time is 23 seconds maximum from removal of DC power SCSI stop time is 23 seconds There is no power control switch on the drive 4 3 Prefetch multi segmented cache control The drive provides a prefetch read look ahead and multi segmented cache control algorithms that in many cases can enhance system performance Cache refers to the drive buffer storage space when it is used in cache operations To select this feature the host sends the Mode Select command with the proper values in the applicable bytes in page 08h Prefetch and cache operations are independent features from the standpoint that each is enabled and disabled independently using the Mode Select command however in actual operation the prefetch feature overlaps cache operation somewhat as described in sections 4 4 1 and 4 4 2 All default cache and prefetch mode parameter values Mode Page 08h for standard OEM versions of this drive family are given in Table 11 4 4 Cache operation Noe Refer to the SAS Interface Manual for more detail concerning the cache bits Of the 128MB physical buffer space in the drive approximately 60 000 KB can be used as a cache The buffer is divided into logical segments from which dat
41. Not Ready condition is reported by the drive under the following conditions Motor will not spin Motor will not lock to speed Servo will not lock on track Drive cannot read configuration tables from the disk In these conditions the drive responds to a Test Unit Ready command with an 02 04 00 or 02 04 03 code 5 2 5 2 Invoking DST To invoke DST submit the Send Diagnostic command with the appropriate Function Code 001b for the short test or 010b for the extended test in bytes 1 bits 5 6 and 7 5 2 5 23 Short and extended tests DST has two testing options 1 short 2 extended These testing options are described in the following two subsections Each test consists of three segments an electrical test segment a servo test segment and a read verify scan segment Short test Function Code 001b The purpose of the short test is to provide a time limited test that tests as much of the drive as possible within 120 seconds The short test does not scan the entire media surface but does some fundamental tests and scans portions of the media A complete read verify scan is not performed and only factual failures will report a fault condition This option provides a quick confidence test of the drive Extended test Function Code 010b The objective of the extended test option is to empirically test critical drive components For example the seek tests and on track operations test the positioning mechanism The read
42. PI drive transfers should be calculated by adding the 8 extra bytes of PI to the transferred LBA length i e 512 8 520 PI formatted drives are physically formatted to 520 byte sectors that store 512 bytes of cus tomer data with 8 bytes of Protection Information appended to it The advantage of PI is that the Protection Information bits can be managed at the HBA and HBA driver level Allowing a system that typically does not support 520 LBA formats to inte grate this level of protection Protection Information is valid with any supported LBA size 512 LBA size is used here as common example Constellation ES 3 SAS Product Manual Rev D 48 9 81 Levels of PI There are 4 types of Protection Information Type 0 Describes a drive that is not formatted with PI information bytes This allows for legacy support in systems Type 1 Provides support of PI protection using 10 and 16 byte commands The RDPROTECT and WRTPROTECT bits allow for checking control through the CDB Eight bytes of Protection Information are transmitted at LBA boundaries across the interface if RDPROTECT and WRTPROTECT bits are nonzero values Type 1 does not allow the use of 32 byte com mands Type 2 Provides checking control and additional expected fields within the 32 byte CDBs Eight bytes of Protection Informa tion are transmitted at LBA boundaries across the interface if RDPROTECT and WRTPROTECT bits are nonzero values Type 2 does allow the use of 10 and
43. Reservation conflict Task set full ACA active ACA active faulted initiator z z lt lt lt lt lt lt lt lt 11 4 1 SAS physical interface Figure 20 shows the location of the SAS device connector J1 Figures 21 and 22 provide the dimensions of the SAS connector 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 Figure 20 Physical interface Constellation ES 3 SAS Product Manual Rev D 64 0 80 6X lt 5 92 e 7 62 4 65 i 0 52 0 08 x 45 lt 0 45 0 03 7X 8 08 I 10 2 00 3X 1 42 73 REF li 41 13 0 15 0 20B 0 30 0 05 20 C a 348 1 1 10 4 00 0
44. a is read and to which data is written The drive keeps track of the logical block addresses of the data stored in each segment of the buffer If the cache is enabled see RCD bit in the SAS nterface Manual data requested by the host with a read command is retrieved from the buffer if possible before any disk access is initiated If cache operation is not enabled the buffer is still used but only as circular buffer segments during disk medium read operations disregarding Prefetch operation for the moment That is the drive does not check in the buffer segments for the requested read data but goes directly to the medium to retrieve it The retrieved data merely passes through some buffer segment on the way to the host All data transfers to the host are in accordance with buffer full ratio rules See the explanation provided with the information about Mode Page 02h disconnect reconnect control in the SAS Interface Manual The following is a simplified description of the prefetch cache operation Case A read command is received and all of the requested logical blocks are already in the cache 1 Drive transfers the requested logical blocks to the initiator Case B A Read command requests data and at least one requested logical block is not in any segment of the cache 1 The drive fetches the requested logical blocks from the disk and transfers them into a segment and then from there to the host in accordance with the Mode Select D
45. aching Parameters page 08h Control Mode page 0Ah Disconnect Reconnect 02h Error Recovery page 01h Format page 03h Information Exceptions Control page 1Ch Notch and Partition Page 0Ch Protocol Specific Port page 19h Power Condition page 1Ah Rigid disk Drive Geometry page 04h Unit Attention page 00h Verify Error Recovery page 07h Xor Control page 10h Mode Sense 10 same pages as Mode Sense 1Ah Persistent Reserve In Persistent Reserve Out DPO bit supported FUA bit supported Read 12 Read 16 88h Read 32 7Fh 0009h Read Buffer modes 0 2 3 Ah and Bh supported Read Capacity 10 3Ch 25h non SED drives only Read Capacity 16 9Eh 10h Read Defect Data 10 Read Defect Data 12 37h B7h Read Long 3Eh non SED drives only Read Long 16 Constellation ES 3 SAS Product Manual Rev D 9Eh 11h 55 Table 9 Supported commands Command name Reassign Blocks Command code Supported Receive Diagnostic Results Supported Diagnostics pages 00h Translate page 40h Release Release 10 Report LUNs Request Sense Actual Retry Count bytes Extended Sense Field Pointer bytes Reserve 3rd Party Reserve Extent Reservation Reserve 10 3rd Party Reserve Extent Reservation Rezero Unit Sanitize CRYPTOGRAPHI
46. agate com support warranty and replacements From this page click on the Check to see if the drive is under Warranty link The following are required to be provided the drive serial number model number or part number and country of purchase The system will display the warranty information for the drive Preventive maintenance None required 5 2 2 Hot plugging the drive When a disk is powered on by switching the power or hot plugged the drive runs a self test before attempting to communicate on its interfaces When the self test completes successfully the drive initiates a Link Reset starting with OOB An attached device should respond to the link reset If the link reset attempt fails or any time the drive looses sync the drive initiated link reset The drive will initiate link reset once per second but alternates between port A and B Therefore each port will attempt a link reset once per 2 seconds assuming both ports are out of sync If the self test fails the drive does not respond to link reset on the failing port It is the responsibility of the systems integrator to assure that no temperature energy voltage hazard or ESD potential hazard is presented during the hot connect disconnect operation Discharge the static electricity from the drive carrier prior to inserting it into the system The drive motor must come to a complete stop prior to changing the plane of operation This time is required to insure d
47. ata integrity 5 23 S M A R T S M A R T is an acronym for Self Monitoring Analysis and Reporting Technology This technology is intended to recognize conditions that indicate imminent drive failure and is designed to provide sufficient warning of a failure to allow users to back up the data before an actual failure occurs Constellation ES 3 SAS Product Manual Rev D 17 The drive s firmware monitors specific attributes for degradation over time but can t predict instantaneous drive failures Each monitored attribute has been selected to monitor a specific set of failure conditions in the operating performance of the drive and the thresholds are optimized to minimize false and failed predictions Controlling S M A R T The operating mode of S M A R T is controlled by the DEXCPT and PERF bits on the Informational Exceptions Control mode page 1Ch Use the DEXCPT bit to enable or disable the S M A R T feature Setting the DEXCPT bit disables all S M A R T functions When enabled S M A R T collects on line data as the drive performs normal read and write operations When the PERF bit is set the drive is considered to be in On line Mode Only and will not perform off line functions Users can measure off line attributes and force the drive to save the data by using the Rezero Unit command Forcing S M A R T resets the timer so that the next scheduled interrupt is in one hour Users can interrogate the dr
48. cept selection by the host initiator See 12V current profile in Figure 1 for 4TB models This condition occurs after OOB and Speed Negotiation completes but before the drive has received the Notify Spinup primitive See paragraph 6 3 1 Conducted noise immunity Specified voltage tolerance includes ripple noise and transient response Operating condition is defined as random 8 block reads During idle the drive heads are relocated every 60 seconds to a random location within the band from three quarters to maximum track Constellation ES 3 SAS Product Manual Rev D 27 General DC power requirement notes 1 2 3 Minimum current loading for each supply voltage is not less than 1 796 of the maximum operating current shown The 5V and 12V supplies should employ separate ground returns Where power is provided to multiple drives from a common supply careful consideration for individual drive power requirements should be noted Where multiple units are powered on simultaneously the peak starting current must be available to each device Parameters other than spindle start are measured after a 10 minute warm up No terminator power 6 3 1 Conducted noise immunity Noise is specified as a periodic and random distribution of frequencies covering a band from DC to 10 MHz Maximum allowed noise values given below are peak to peak measurements and apply at the drive power connector 5v 250mV pp from 100 Hz to 20 MHz 12v
49. command is issued if RCD 0 the cache is first checked to see if any logical blocks that are to be written are already stored in the cache from a previous read or write command If there are the respective cache segments are cleared The new data is cached for subsequent Read commands If the number of write data logical blocks exceed the size of the segment being written into when the end of the segment is reached the data is written into the beginning of the same cache segment overwriting the data that was written there at the beginning of the operation however the drive does not overwrite data that has not yet been written to the medium If write caching is enabled WCE 1 then the drive may return Good status on a write command after the data has been transferred into the cache but before the data has been written to the medium If an error occurs while writing the data to the medium and Good status has already been returned a deferred error will be generated The Synchronize Cache command may be used to force the drive to write all cached write data to the medium Upon completion of a Synchronize Cache command all data received from previous write commands will have been written to the medium Table 11 shows the mode default settings for the drive 4 4 2 Prefetch operation If the Prefetch feature is enabled data in contiguous logical blocks on the disk immediately beyond that which was requested by a Read command are retrieved and st
50. del has the C Tick Marking it complies with the Australia New Zealand Standard AS NZ CISPR22 and meets the Electromagnetic Compatibility EMC Framework requirements of Australia s Spectrum Management Agency SMA Korean KCC If these drives have the Korean Communications Commission KCC logo they comply with paragraph 1 of Article 11 of the Electromagnetic Compatibility control Regulation and meet the Electromagnetic Compatibility EMC Framework requirements of the Radio Research Laboratory RRL Communications Commission Republic of Korea These drives have been tested and comply with the Electromagnetic Interference Electromagnetic Susceptibility EMI EMS for Class B products Drives are tested in a representative end user system by a Korean recognized lab Family name Constellation ES 3 SAS Certificate number KCC REM STX Constell ES3 Manufacturing date Date of Certification 2012 July 16 Manufacturer nationality USA Singapore and China Taiwanese BSMI If this model has two Chinese words meaning EMC certification followed by an eight digit identification number as a Marking it complies with Chinese National Standard CNS 13438 and meets the Electromagnetic Compatibility EMC Framework requirements of the Taiwanese Bureau of Standards Metrology and Inspection BSMI 2 1 3 European Union Restriction of Hazardous Substances RoHS The European Union Restriction of Hazardous Substances RoHS Directive restricts t
51. different key Since the drive overwrites the old key with the new one and keeps no history of key changes the user data can never be recovered This is tantamount to an instantaneous data erase and is very useful if the drive is to be scrapped or redispositioned Constellation ES 3 SAS Product Manual Rev D 44 8 7 Authenticated firmware download In addition to providing a locking mechanism to prevent unwanted firmware download attempts the drive also only accepts download files which have been cryptographically signed by the appropriate Seagate Design Center Three conditions must be met before the drive will allow the download operation 1 The download must be an SED file A standard base drive non SED file will be rejected 2 The download file must be signed and authenticated 3 As with a non SED drive the download file must pass the acceptance criteria for the drive For example it must be appli cable to the correct drive model and have compatible revision and customer status 8 8 Power requirements The standard drive models and the SED drive models have identical hardware however the security and encryption portion of the drive controller ASIC is enabled and functional in the SED models This represents a small additional drain on the 5V supply of about 30mA and a commensurate increase of about 150mW in power consumption There is no additional drain on the 12V supply See the tables in Section 6 3 for power requirements on t
52. drives decode track 0 location data from the servo data embedded on each surface to eliminate mechanical transducer adjustments and related reliability concerns The drives also use a high performance actuator assembly with a low inertia balanced patented straight arm design that provides excellent performance with minimal power dissipation Seagate recommends validating the configuration with the selected HBA RAID controller manufacturer to ensure full 3TB and 4TB capacity capabilities Constellation ES 3 SAS Product Manual Rev D 10 3 1 Standard features Constellation ES 3 drives have the following standard features Perpendicular recording technology 1 5 3 0 6 0 Gb Serial Attached SCSI SAS interface Integrated dual port SAS controller supporting the SCSI protocol Support for SAS expanders and fanout adapters Firmware downloadable using the SAS interface 128 deep task set queue Supports up to 32 initiators Jumperless configuration User selectable logical block size 512 520 or 528 bytes per logical block Industry standard 3 5 in dimensions Programmable logical block reallocation scheme Flawed logical block reallocation at format time Programmable auto write and read reallocation Reallocation of defects on command Post Format ECC maximum burst correction length of 400 bits No preventive maintenance or adjustments required Embedded servo design Dedicated head load unload zone Self diagnostics performed
53. e abnormal vibration period Specified operational performance will continue when normal operating vibration levels are resumed This assumes system recovery routines are available Operating abnormal translational random flat profile 5 500 Hz 0 75 G X Y or Z axis c Non operating The limits of non operating vibration shall apply to all conditions of handling and transportation This includes both isolated drives and integrated drives The drive shall not incur physical damage or degraded performance as a result of continuous vibration not exceeding 5 22Hz 2 Gs 0 to peak linear swept sine 0 5 octave min 22 350Hz 5 Gs 0 to peak linear swept sine 0 5 octave min 350 500 Hz 2 Gs 0 to peak linear swept sine 0 5 octave min Vibration may be applied in the X Y or Z axis 6 5 5 Acoustics Sound power during idle mode shall be 2 8 bels typical when measured to ISO 7779 specification Sound power while operating shall be 3 0 bels typical when measured to ISO 7779 specification There will not be any discrete tones more than 9 dB above the masking noise when measured according to Seagate specification 30553 001 6 5 6 Air cleanliness The drive is designed to operate in a typical office environment with minimal environmental control 6 5 7 Corrosive environment Seagate electronic drive components pass accelerated corrosion testing equivalent to 10 years exposure to light industrial environments containing sulfurous ga
54. e com partners For Seagate reseller portal visit http www seagate com partners my spp dashboard Constellation ES 3 SAS Product Manual Rev D 5 1 0 Scope This manual describes Seagate LLC Constellation ES 3 SAS Serial Attached SCSI disk drives Constellation ES 3 drives support the SAS Protocol specifications to the extent described in this manual The SAS Interface Manual part number 100293071 describes the general SAS characteristics of this and other Seagate SAS drives The Self Encrypting Drive Reference Manual part number 100515636 describes the interface general operation and security features available on Self Encrypting Drive models Product data communicated in this manual is specific only to the model numbers listed in this manual The data listed in this manual may not be predictive of future generation specifications or requirements If users are designing a system which will use one of the models listed or future generation products and need further assistance please contact the Field Applications Engineer FAE or our global support services group as shown in See Seagate Technology Support Services on page 5 Unless otherwise stated the information in this manual applies to standard and Self Encrypting Drive models Self Encrypting Drive FIPS 140 2 Level 2 SED Review Pending Standard models ST4000NM0023 ST4000NM0043 ST4000NM0063 ST3000NM0023 ST3000NM0043 ST3000NM0063 ST2000NM0023 ST2000NM00
55. els of Pl i uoce coh wama ehe emend u RECTE ORE res 49 9 8 2 Setting and determining the current Type Level 49 9 8 3 Identifying a Protection Information 49 100 Installation 1 2 2 ccc RR ee eee nea eee eee ERR ee eee eee 50 10 1 Drve otientatiol uci ecce tae Dien SERA a UR Hews doe aU RE ata ae A 50 10 2 Cooling is ne eie Ra aaa a uwa e UR RR e a X t n 51 10 3 Diye MOUNTING ine c RR Rr Rene hr Ad ee bee eae UE D 52 10 4 Grounding sez eee ee b do ek ca Rr x ad 52 11 0 Interface requirements 00 ern nh nh mn 53 11 1 SAOTealUres x dad a oboe i sb kanaa asad Po ao 53 11 1 1 task management functions 53 11 1 2 task management responses 53 11 2 Dualportsupport mrs 53 Constellation ES 3 SAS Product Manual Rev D Contents 11 3 SCSI commands supported uu u eee eee 54 ToT Inquiry data herd uay pa uu 58 11 3 2 Mode Sense data eee 59 11 4 Miscellaneous operating features and conditions 64 11 4 1 1 64 11 4 2 Physical characteristics J
56. erface Manual part number 100293071 The drives are recognized in accordance with UL 60950 1 as tested by UL CSA 60950 1 as tested by CSA and EN60950 1 as tested by TUV The security features of Self Encrypting Drive models are based on the TCG Storage Architecture Core Specification and the TCG Storage Workgroup Security Subsystem Class Enterprise A specification with additional vendor unique features as noted in this product manual 2 1 1 Electromagnetic compatibility The drive as delivered is designed for system integration and installation into a suitable enclosure prior to use The drive is supplied as a subassembly and is not subject to Subpart B of Part 15 of the FCC Rules and Regulations nor the Radio Interference Regulations of the Canadian Department of Communications The design characteristics of the drive serve to minimize radiation when installed in an enclosure that provides reasonable shielding The drive is capable of meeting the Class B limits of the FCC Rules and Regulations of the Canadian Department of Communications when properly packaged however it is the user s responsibility to assure that the drive meets the appropriate EMI requirements in their system Shielded I O cables may be required if the enclosure does not provide adequate shielding If the I O cables are external to the enclosure shielded cables should be used with the shields grounded to the enclosure and to the host controller 2 1 1 1 Electr
57. f the test If the field is set to zero the drive passed with no errors detected by the DST If the field is not set to zero the test failed for the reason reported in the field The drive will report the failure condition and LBA if applicable in the Self test Results Log parameter The Sense key ASC ASCQ and FRU are used to report the failure condition 5 2 5 2 5 Abort There are several ways to abort a diagnostic Users can use a SCSI Bus Reset or a Bus Device Reset message to abort the diagnostic Users can abort a DST executing in background mode by using the abort code in the DST Function Code field This will cause a 01 self test aborted by the application client code to appear in the self test results values log All other abort mechanisms will be reported as a 02 self test routine was interrupted by a reset condition 5 2 6 Product warranty See Seagate Technology Support Services on page 5 for warranty contact information Shipping When transporting or shipping a drive use only a Seagate approved container Keep the original box Seagate approved containers are easily identified by the Seagate Approved Package label Shipping a drive in a non approved container voids the drive warranty Seagate repair centers may refuse receipt of components improperly packaged or obviously damaged in transit Contact the authorized Seagate distributor to purchase additional boxes Seagate recommends shipping by an air ride carrier exper
58. he presence of chemical substances including Lead Cadmium Mercury Hexavalent Chromium PBB and PBDE in electronic products effective July 2006 This drive is manufactured with components and materials that comply with the RoHS Directive A number of parts and materials in Seagate products are procured from external suppliers We rely on the representations of our suppliers regarding the presence of RoHS substances in these parts and materials Our supplier contracts require compliance with our chemical substance restrictions and our suppliers document their compliance with our requirements by providing material content declarations for all parts and materials for the disk drives documented in this publication Current supplier declarations include disclosure of the inclusion of any RoHS regulated substance in such parts or materials Seagate also has internal systems in place to ensure ongoing compliance with the RoHS Directive and all laws and regulations which restrict chemical content in electronic products These systems include standard operating procedures that ensure that restricted substances are not utilized in our manufacturing operations laboratory analytical validation testing and an internal auditing process to ensure that all standard operating procedures are complied with Constellation ES 3 SAS Product Manual Rev D 8 2 1 4 China Restriction of Hazardous Substances RoHS Directive Pd f k ym 384 This product has an Environme
59. he standard non SED drive models 8 9 Supported commands The SED models support the following two commands in addition to the commands supported by the standard non SED models as listed in Table 9 Security Protocol Out B5h Security Protocol In A2h 8 10 Sanitize CRYPTOGRAPHIC ERASE This command cryptographically erases all user data on the drive by destroying the current data encryption key and replac ing it with a new data encryption key randomly generated by the drive Sanitize CRYPTOGRAPHIC ERASE is a SCSI CDB Op code 48h and selecting the service action code 3 CRYPTOGRAPHIC ERASE 8 11 RevertSP SED models will support the RevertSP feature which erases all data in all bands on the device and returns the contents of all SPs Security Providers on the device to their original factory state In order to execute the RevertSP method the unique PSID Physical Secure ID printed on the drive label must be provided PSID is not electronically accessible and can only be manually read from the drive label or scanned in via the 2D barcode Constellation ES 3 SAS Product Manual Rev D 45 9 0 Defect and error management Seagate continues to use innovative technologies to manage defects and errors These technologies are designed to increase data integrity perform drive self maintenance and validate proper drive operation SCSI defect and error management involves drive internal defect error management and SAS system error con
60. i enced in handling computer equipment Storage The maximum recommended storage period for the drive in a non operational environment is 90 days Drives should be stored in the original unopened Seagate shipping packaging whenever possible Once the drive is removed from the Sea gate original packaging the recommended maximum period between drive operation cycles is 30 days During any storage period the drive non operational temperature humidity wet bulb atmospheric conditions shock vibration magnetic and electrical field specifications should be followed Product repair and return information Seagate customer service centers are the only facilities authorized to service Seagate drives Seagate does not sanction any third party repair facilities Any unauthorized repair or tampering with the factory seal voids the warranty Constellation ES 3 SAS Product Manual Rev D 21 6 0 Physical electrical specifications This section provides information relating to the physical and electrical characteristics of the drive 6 1 PowerChoice power management Drives using the load unload architecture provide programmable power management to tailor systems for performance and greater energy efficiency The table below lists the supported PowerChoice modes The further users go down in the table the more power savings users get For example Idle B mode results in greater power savings than Idle A mode Standby 2 mode results in the greatest
61. ing AES 256 data encryption in Cipher Block Chaining CBC mode to encrypt all data prior to being written on the media and to decrypt all data as it is read from the media The encryption engines are always in operation and cannot be disabled The 32 byte Data Encryption Key DEK is a random number which is generated by the drive never leaves the drive and is inaccessible to the host system The DEK is itself encrypted when it is stored on the media and when it is in volatile temporary storage DRAM external to the encryption engine A unique data encryption key is used for each of the drive s possible16 data bands see Section 8 5 8 2 Controlled access The drive has two security providers SPs called the Admin SP and the Locking SP These act as gatekeepers to the drive security services Security related commands will not be accepted unless they also supply the correct credentials to prove the requester is authorized to perform the command 8 21 Admin SP The Admin SP allows the drive s owner to enable or disable firmware download operations see Section 8 4 Access to the Admin SP is available using the SID Secure ID password or the MSID Manufacturers Secure ID password 8 2 2 Locking SP The Locking SP controls read write access to the media and the cryptographic erase feature Access to the Locking SP is available using the BandMasterX or EraseMaster passwords Since the drive owner can define up to 16 data bands on the drive
62. ir is determined to be necessary possible air flow patterns are shown in Figure 18 The air flow patterns are created by one or more fans either forcing or drawing air as shown in the illustrations Conduction convection or other forced air flow patterns are acceptable as long as the temperature measurement guidelines of Section 6 5 1 are met Note Figure 18 Air flow Noe Image is for reference only may not represent actual drive Constellation ES 3 SAS Product Manual Rev D 51 10 3 Drive mounting Mount the drive using the bottom or side mounting holes If users mount the drive using the bottom holes ensure that users do not physically distort the drive by attempting to mount it on a stiff non flat surface The allowable mounting surface stiffness is 80 Ib in 14 0 N mm The following equation and paragraph define the allowable mounting surface stiffness K x X F 15lb 67N where K is the mounting surface stiffness units in Ib in or N mm and X is the out of plane surface distortion units in inches or millimeters The out of plane distortion X is determined by defining a plane with three of the four mounting points fixed and evaluating the out of plane deflection of the fourth mounting point when a known force F is applied to the fourth point IDo not cover breather hole on top cover Breather Hole Do Not Figure 19 Brea
63. isconnect Reconnect parameters page 02h 2 Ifthe prefetch feature is enabled refer to section 4 4 2 for operation from this point Constellation ES 3 SAS Product Manual Rev D 14 Each cache segment is actually a self contained circular buffer whose length is an integer number of logical blocks The drive dynamically creates and removes segments based on the workload The wrap around capability of the individual segments greatly enhances the cache s overall performance The size of each segment is not reported by Mode Sense command page 08h bytes 14 and 15 The value OXFFFF is always reported regardless of the actual size of the segment Sending a size specification using the Mode Select command bytes 14 and 15 does not set up a new segment size If the STRICT bit in Mode page OOh byte 2 bit 1 is set to one the drive responds as it does for any attempt to change an unchangeable parameter 4 4 1 Caching write data Write caching is a write operation by the drive that makes use of a drive buffer storage area where the data to be written to the medium is stored while the drive performs the Write command If read caching is enabled RCD 0 then data written to the medium is retained in the cache to be made available for future read cache hits The same buffer space and segmentation is used as set up for read functions The buffer segmentation scheme is set up or changed independently having nothing to do with the state of RCD When a write
64. ive through the host to determine the time remaining before the next scheduled measurement and data logging process occurs To accomplish this issue a Log Sense command to log page Ox3E This allows users to control when S M A R T interruptions occur Forcing S M A R T with the RTZ command resets the timer Performance impact S M A R T attribute data is saved to the disk so that the events that caused a predictive failure can be recreated The drive measures and saves parameters once every one hour subject to an idle period on the drive interfaces The process of measuring off line attribute data and saving data to the disk is interruptable The maximum on line only processing delay is summarized below Maximum processing delay Fully enabled delay DEXCPT 0 S M A R T delay times 75 ms Reporting control Reporting is controlled by the MRIE bits in the Informational Exceptions Control mode page 1Ch An example if the MRIE is set to one the firmware will issue to the host 01 5000 sense code The FRU field contains the type of predictive failure that occurred The error code is preserved through bus resets and power cycles Determining rate S M A R T monitors the rate at which errors occur and signals a predictive failure if the rate of degraded errors increases to an unacceptable level To determine rate error events are logged and compared to the number of total operations for a given attribute The interval defines the numbe
65. lectrical interface are compatible with Serial ATA SATA giving future users the choice of populating their systems with either SAS or SATA hard disk drives This allows users to continue to leverage the existing investment in SCSI while gaining a 6Gb s serial data transfer rate The Self Encrypting Drive models indicated on the cover of this product manual have provisions for Security of Data at Rest based on the standards defined by the Trusted Computing Group see www trustedcomputinggroup org The head and disk assembly HDA is sealed at the factory Air recirculates within the HDA through a non replaceable filter to maintain a contamination free HDA environment Never disassemble the HDA and do not attempt to service items in the sealed enclosure heads media actuator etc as this requires special facilities The drive does not contain user replaceable parts Opening the HDA for any reason voids the warranty Constellation ES 3 drives use a dedicated load unload zone at the outermost radius of the media to eliminate the possibility of destroying or degrading data by landing in the data zone The heads automatically go to the ramp load unload when power is removed from the drive An automatic shipping lock prevents potential damage to the heads and discs that results from movement during shipping and handling The shipping lock disengages and the head load process begins when power is applied to the drive Constellation ES 3
66. me Between Failure MTBF 2 000 000 hours Annualized Failure Rate AFR 0 44 Preventive maintenance None required 1 Error rate specified with automatic retries and data correction with ECC enabled and all flaws reallocated 5 1 Error rates The error rates stated in this manual assume the following The drive is operated in accordance with this manual using DC power as defined in paragraph 6 3 DC power require ments Errors caused by host system failures are excluded from error rate computations Assume random data Default OEM error recovery settings are applied This includes AWRE ARRE full read retries full write retries and full retry time 5 1 4 Recoverable Errors Recoverable errors are those detected and corrected by the drive and do not require user intervention Recoverable Data errors will use correction although ECC on the fly is not considered for purposes of recovered error specifications Recovered Data error rate is determined using read bits transferred for recoverable errors occurring during a read and using write bits transferred for recoverable errors occurring during a write 5 1 2 Unrecoverable Errors An unrecoverable data error is defined as a failure of the drive to recover data from the media These errors occur due to head media or write problems Unrecoverable data errors are only detected during read operations but not caused by the read If an unrecoverable data error is detected a
67. me that no condensation on the drive occurs a Operating 5 to 95 non condensing relative humidity with a maximum gradient of 20 per hour Non operating 596 to 9596 non condensing relative humidity 6 5 3 Effective altitude sea level a Operating 1000 to 410 000 feet 304 8 to 3048 meters Non operating 1000 to 40 000 feet 304 8 to 12 192 meters Constellation ES 3 SAS Product Manual Rev D 37 6 5 4 Shock and vibration Shock and vibration limits specified in this document are measured directly on the drive chassis If the drive is installed in an enclosure to which the stated shock and or vibration criteria is applied resonances may occur internally to the enclosure resulting in drive movement in excess of the stated limits If this situation is apparent it may be necessary to modify the enclosure to minimize drive movement The limits of shock and vibration defined within this document are specified with the drive mounted by any of the four methods shown in Figure 14 and in accordance with the restrictions of Section 10 3 6 5 4 1 Shock a Operating normal The drive as installed for normal operation shall operate error free while subjected to intermittent shock not exceeding 70 Gs read and 40 Gs write at a maximum duration of 2ms half sinewave Shock may be applied in the X Y or Z axis Shock is not to be repeated more than once every 2 seconds b Operating abnormal Equipment a
68. nclude time taken to perform reallocations Reallocations are performed when the ARRE bit for reads or AWRE bit for writes is one the RC bit is zero and the recovery time limit for the command has not yet been met Time needed to perform reallocation is not counted against the recovery time limit When the RC bit is one reallocations are disabled even if the ARRE or AWRE bits are one The drive will still perform data recovery actions within the limits defined by the Read Retry Count Write Retry Count and Recovery Time Limit parameters However the drive does not report any unrecovered errors Constellation ES 3 SAS Product Manual Rev D 46 Table 6 Read and write retry count maximum recovery times Maximum recovery time per Maximum recovery time per Read retry count LBA cumulative ms Write retry count BA cumulative ms 1 5 124 32 621 62 1243 23 1864 85 20 default 2486 47 For read retry count every tick 5 of total error recovery Valid range setting is 1 20 Q AJOJN default e g 1 5 5 25 20 100 Setting these retry counts to a value below the default setting could result degradation of the unrecovered error rate For example suppose the read write recovery page has the RC bit 0 and if the read retry count is set to 5 this means 25 of error recovery will be executed which consumes 621 62 ms please refer to the table above If the limit is reached and a L
69. nerate a write command to rewrite the data DAR is most effective when AWRE and ARRE are enabled this is the default setting from the Seagate factory With AWRE and ARRE disabled DAR is unable to reallocate the failing location and will report an error sense code indicating that a write command is being attempted to a previously failing location 9 7 Idle Read After Write Idle Read After Write IRAW utilizes idle time to verify the integrity of recently written data During idle periods no active system requests the drive reads recently written data from the media and compares it to valid write command data resident in the drives data buffer Any sectors that fail the comparison result in the invocation of a rewrite and auto reallocation process The process attempts to rewrite the data to the original location If a verification of this rewrite fails the sector is re mapped to a spare location 9 8 Protection Information Protection Information is intended as a standardized approach to system level LRC traditionally provided by systems using 520 byte formatted LBAs Drives formatted with PI information provide the same common LBA count i e same capacity point as formatted drives Sequential performance of a PI drive will be reduced by approximately 1 56 due to the extra overhead of PI being transferred from the media that is not calculated as part of the data transferred to the host To determine the full transfer rate of a
70. ntal Protection Use Period EPUP of 20 years The following table contains information mandated by China s Marking Requirements for Control of Pollution Caused by Electronic Infor 6m mation Products Standard 20 12 mo AFRA RPE RSS EPU o FREST PR Tru SE iR 18910 5 ATE BES Toxic or Hazardous Substances or Elements SP Matiz Hexavalent Polybrominated Polybrominated Diphenyl Diphernyl Ether SiR indicates the hazardous and toxic substance content of the part at the homogenous material level is lower than the threshold defined by the China RoHS MCV Standard O KOS FAKA Bri mp US RAAR RoHS X indicates the hazardous and toxic substance content of the part at the homogenous material level is over the threshold defined by the China RoHS MCV Standard XR BME FREE ME AY US H t RoHS MCV iif Pr E SUN THAE 2 2 Reference documents SAS Interface Manual Seagate part number 100293071 SCSI Commands Reference Manual Seagate part number 100293068 ANSI SAS Documents SFF 8323 3 5 Drive Form Factor with Serial Connector SFF 8460 HSS Backplane Design Guidelines SFF 8470 Multi Lane Copper Connector SFF 8482 SAS Plug Connector ANSI INCITS xxx Serial Attached SCSI SAS 2 Standard T10 1562 D ISO IEC 14776 xxx SCSI Architecture Model 3 SAM 4 Standard T10 1561 D ISO IEC 14776 xxx SCSI Primary Commands 3 SPC 4 Standard T10 1416 D ISO
71. o the values defined in the Power Condition mode page Constellation ES 3 SAS Product Manual Rev D 22 6 1 1 PowerChoice reporting methods PowerChoice provides these reporting methods for tracking purposes Request Sense command reports Current power condition Method of entry Note Processing the Request Sense command does not impact the drive s power save state Mode Sense command reports mode page 0x1A Idle conditions enabled disabled Idle condition timer values 100ms increments default saved current changeable Power Condition Vital Product Data VPD Page VPD page 0x8A Supported power conditions Typical recovery time from power conditions 1ms increments Start Stop Cycle Counter Log Page reports log page OxOE Specified and accumulated Start Stops and Load Unload cycles Power Condition Transitions Log Page reports log page 0x1A subpage 0x00 Accumulated transitions to Active Idle A Idle B Idle C Standby Y Standby Z 6 2 AC power requirements None 6 3 DC power requirements The voltage and current requirements for a single drive are shown below Values indicated apply at the drive connector The standard drive models and the SED drive models have identical hardware however the security and encryption portion of the drive controller ASIC is enabled and functional in the SED models This represents a small additional drain on the 5V supply of about 30mA and a commensu
72. omagnetic susceptibility As a component assembly the drive is not required to meet any susceptibility performance requirements It is the responsibility of those integrating the drive within their systems to perform those tests required and design their system to ensure that equipment operating in the same system as the drive or external to the system does not adversely affect the performance of the drive See Table 2 DC power requirements Constellation ES 3 SAS Product Manual Rev D 7 2 1 2 Electromagnetic compliance Seagate uses an independent laboratory to confirm compliance with the directives standards for CE Marking and C Tick Marking The drive was tested in a representative system for typical applications The selected system represents the most popular characteristics for test platforms The system configurations include Typical current use microprocessor Keyboard Monitor display Printer Mouse Although the test system with this Seagate model complies with the directives standards we cannot guarantee that all systems will comply The computer manufacturer or system integrator shall confirm EMC compliance and provide the appropriate marking for their product Electromagnetic compliance for the European Union If this model has the CE Marking it complies with the European Union requirements of the Electromagnetic Compatibility Directive 2004 108 EC as put into place on 20 July 2007 Australian C Tick If this mo
73. on parts are available from major connector manufacturers The SAS device connector is illustrated in Figures 21 and 22 11 4 4 Electrical description SAS drives use the device connector for DC power SAS interface Activity LED This connector is designed to either plug directly into a backpanel or accept cables 11 4 5 Pin descriptions This section provides a pin out of the SAS device and a description of the functions provided by the pins Table 17 SAS pin descriptions Signal type Pin Signal name Signal type PortA in Diff input pair P2 NC reserved 3 3Volts Port A in PS NC reserved 3 3Volts Port A Ground P4 Ground Port A out Diff output pair Ground PortA out Ground Port A Ground 5 Volts charge Port B Ground 5 Volts Port B in Diff input pair 5 Volts Port B in Ground Port A Ground Ready LED Open collector out Port out Diff output pair Ground Port B out 12 Volts charge S14 Port B Ground P14 12 Volts P15 12 Volts Short pin to support hot plugging NC No connection in the drive Constellation ES 3 SAS Product Manual Rev D 67 11 4 6 SAS transmitters and receivers A typical SAS differential copper transmitter and receiver pair is shown in Figure 23 The receiver is AC coupling to eliminate ground shift noise Figure 23 SAS transmitters and receivers 11 4 7 Power The drive receives power 5 volts and 12 volts through
74. operation tests the read head element and the media surface The write element is tested through read write read operations The integrity of the media is checked through a read verify scan of the media Motor functionality is tested by default as a part of these tests The anticipated length of the Extended test is reported through the Control Mode page Constellation ES 3 SAS Product Manual Rev D 20 5 2 5 2 4 Log page entries When the drive begins DST it creates a new entry in the Self test Results Log page The new entry is created by inserting a new self test parameter block at the beginning of the self test results log parameter section of the log page Existing data will be moved to make room for the new parameter block The drive reports 20 parameter blocks in the log page If there are more than 20 parameter blocks the least recent parameter block will be deleted The new parameter block will be initialized as follows 1 The Function Code field is set to the same value as sent in the DST command 2 The Self Test Results Value field is set to Fh 3 The drive will store the log page to non volatile memory After a self test is complete or has been aborted the drive updates the Self Test Results Value field in its Self Test Results Log page in non volatile memory The host may use Log Sense to read the results from up to the last 20 self tests performed by the drive The self test results value is a 4 bit field that reports the results o
75. ored in the buffer for immediate transfer from the buffer to the host on subsequent Read commands that request those logical blocks this is true even if cache operation is disabled Though the prefetch operation uses the buffer as a cache finding the requested data in the buffer is a prefetch hit not a cache operation hit To enable Prefetch use Mode Select page 08h byte 12 bit 5 Disable Read Ahead DRA bit DRA bit 0 enables prefetch The drive does not use the Max Prefetch field bytes 8 and 9 or the Prefetch Ceiling field bytes 10 and 11 When prefetch read look ahead is enabled enabled by DRA 0 the drive enables prefetch of contiguous blocks from the disk when it senses that a prefetch hit will likely occur The drive disables prefetch when it decides that a prefetch hit is not likely to occur Constellation ES 3 SAS Product Manual Rev D 15 5 0 Reliability specifications The following reliability specifications assume correct host and drive operational interface including all interface timings power supply voltages environmental requirements and drive mounting constraints Seek error rate Less than 10 errors in 108 seeks Read Error Rates Recovered Data Less than 10 errors in 1012 bits transferred OEM default settings Unrecovered Data Less than 1 sector in 107 bits transferred Miscorrected Data Less than 1 sector in 102 bits transferred Interface error rate Less than 1 error in 1012 bits transferred Mean Ti
76. r 528 1 to 1 2 21 Gb s 83 to 175 MB s 600MB s per port dual port 1200MB s Read write consecutive sectors on a track Yes Flaw reallocation performance impact for flaws reallocated at format time using the Negligible spare sectors per sparing zone reallocation scheme Average rotational latency 4 16ms Assumes no errors and no relocated logical blocks Rate measured from the start of the first logical block transfer to or from the host Constellation ES 3 SAS Product Manual Rev D 13 4 2 Start stop time The drive accepts the commands listed in the SAS Interface Manual less than 3 seconds after DC power has been applied If the drive receives a NOTIFY ENABLE SPINUP primitive through either port and has not received a START STOP UNIT command with the START bit equal to 0 the drive becomes ready for normal operations within 30 seconds excluding the error recovery procedure If the drive receives a START STOP UNIT command with the START bit equal to 0 before receiving a NOTIFY ENABLE SPINUP primitive the drive waits for a START STOP UNIT command with the START bit equal to 1 After receiving a START STOP UNIT command with the START bit equal to 1 the drive waits for a NOTIFY ENABLE SPINUP primitive After receiving a NOTIFY ENABLE SPINUP primitive through either port the drive becomes ready for normal operations within 30 seconds excluding the error recovery procedure If the drive receives a START STOP U
77. r of operations over which to measure the rate The counter that keeps track of the current number of operations is referred to as the Interval Counter S M A R T measures error rates All errors for each monitored attribute are recorded A counter keeps track of the number of errors for the current interval This counter is referred to as the Failure Counter Error rate is the number of errors per operation The algorithm that S M A R T uses to record rates of error is to set thresholds for the number of errors and their interval If the number of errors exceeds the threshold before the interval expires the error rate is considered to be unacceptable If the number of errors does not exceed the threshold before the interval expires the error rate is considered to be acceptable In either case the interval and failure counters are reset and the process starts over Constellation ES 3 SAS Product Manual Rev D 18 Predictive failures S M A R T signals predictive failures when the drive is performing unacceptably for a period of time The firmware keeps a running count of the number of times the error rate for each attribute is unacceptable To accomplish this a counter is incremented each time the error rate is unacceptable and decremented not to exceed zero whenever the error rate is acceptable If the counter continually increments such that it reaches the predictive threshold a predictive failure is signaled This counter is referred to as
78. rabyte or TB equals one trillion bytes Your computer s operating system may use a different standard of measurement and report a lower capacity In addition some of the listed capacity is used for formatting and other functions and thus will not be available for data storage Actual quantities will vary based on various factors including file size file format features and application software Actual data rates may vary depending on operating environment and other factors The export or re export of hardware or software containing encryption may be regulated by the U S Department of Commerce Bureau of Industry and Security for more information visit www bis doc gov and controlled for import and use outside of the U S Seagate reserves the right to change without notice product offerings or specifications Contents Seagate Technology Support Services 5 1 0 5 0 E e 6 2 0 Applicable standards and reference documentation 7 2 1 Staridards vacuo qusc d Sk SRE awa oU ER cs etes RUNI S dans CRs Ge n ayau 7 2 1 1 Electromagnetic compatibility 22cm 7 2 1 2 Electromagnetic compliance 5 8 2 1 3 European Union Restriction of Hazardous Substances RoHS 8 2 1 4 China Restriction of Hazardous Substances RoHS Directive 9 2 2 Reference documents
79. rate increase of about 150mW in power consumption There is no additional drain on the 12V supply Constellation ES 3 SAS Product Manual Rev D 23 Table2 4TB drive DC power requirements 3 0Gb mode 6 0Gb mode Notes Amps Amps Amps Amps Voltage 5V 12V 2 5V 12V 2 Regulation 5 5 2 5 2 Avg idle current DCX 1 7 0 40 0 51 0 37 0 51 Advanced idle current Idle A 3s 0 35 0 51 0 36 0 50 Idle B 3s 0 25 0 44 0 28 0 43 Idle C 3s 0 25 0 25 0 25 0 25 Standby 3s 0 24 0 01 0 24 0 00 Maximum starting current peak DC DC 3s 3 0 63 2 16 0 63 2 16 peak AC AC 3s 3 0 81 2 74 0 83 2 69 Delayed motor start max DC 3s 1 4 0 28 0 01 0 26 0 01 Peak operating current random read Typical DCX 1 6 0 50 0 78 0 50 0 78 Maximum DC 3s 1 0 75 0 79 0 72 0 80 Maximum peak DC 3s 1 75 2 37 1 78 2 36 Peak operating current random write Typical DCX 1 0 51 0 69 0 52 0 68 Maximum DC 3s 1 0 76 0 71 0 80 0 71 Maximum peak DC 3s 1 13 2 29 1 13 2 50 Peak operating current sequential read Typical DCX 1 0 83 0 55 0 82 0 55 Maximum DC 3s 1 1 03 0 58 1 07 0 58 Maximum peak DC 3s 1 27 0 96 1 30 0 93 Peak operating current sequential write Typical DCX 1 0 66 0 60 0 67 0 59 Maximum DC 3s 1 0 69 0 62 0 69 0 63 Maximum peak DC 3s 0 80 2 20 0 84 2 40 Constellation ES 3 SAS Product Manual Rev
80. refer to Seagate specifications 30190 001 under 100 Ibs 45 kg or 30191 001 over 100 Ibs 45 Kg Constellation ES 3 SAS Product Manual Rev D 38 Package size Packaged product weight Drop height 600 cu in 9 800 cu cm Any 60 in 1524 mm 600 1800 cu in 9 800 19 700 cu cm 0 20 Ib 0 to 9 1 kg 48 in 1219 mm 21800 cu in 219 700 cu cm 0 20 Ib 0 to 9 1 kg 42 in 1067 mm 7600 cu in 29 800 cu cm 20 40 Ib 9 1 to 18 1 kg 36 in 914 mm Drives packaged in single or multipacks with a gross weight of 20 pounds 8 95 kg or less by Seagate for general freight shipment shall withstand a drop test from 48 in 1070 mm against a concrete floor or equivalent Figure 14 Recommended mounting Image is for reference only may not represent actual drive Constellation ES 3 SAS Product Manual Rev D 39 6 5 4 2 Vibration a Operating normal The drive as installed for normal operation shall comply with the complete specified performance while subjected to continuous vibration not exceeding 5 22Hz 0 25 Gs limited displacement 22 350Hz 0 5 Gs 350 500 Hz 0 25 Gs Vibration may be applied in the X Y or Z axis b Operating abnormal Equipment as installed for normal operation shall not incur physical damage while subjected to periodic vibration not exceeding 15 minutes of duration at major resonant frequency Vibration occurring at these levels may degrade operational performance during th
81. rned for task management functions supported Table 8 Task management response codes Function name Response code Function complete 00 Invalid frame Function not supported Function failed 05 Function succeeded 08 Invalid logical unit 09 11 2 Dual port support Constellation ES 3 SAS drives have two independent ports These ports may be connected in the same or different SCSI domains Each drive port has a unique SAS address The two ports have the capability of independent port clocking e g both ports can run at 6Gb s or the first port can run at 6Gb s while the second port runs at 3Gb s The supported link rates are 1 5 3 0 or 6 0 Gb s Subject to buffer availability the Constellation ES 3 drives support Concurrent port transfers The drive supports receiving COMMAND TASK management transfers on both ports at the same time Full duplex The drive supports sending XFER RDY DATA and RESPONSE transfers while receiving frames on both ports Constellation ES 3 SAS Product Manual Rev D 53 11 3 SCSI commands supported Table 9 lists the SCSI commands supported by Constellation ES 3 drives Table 9 Supported commands Command name Command code Supported Change Definition 40h Compare Copy 39h Copy and Verify Format Unit 1 5 DCRT bit supported DPRY bit supported DSP bit supported IMMED bit supported IP bit supported SI Securi
82. rovides detailed information concerning performance related characteristics and features of Constellation ES 3 drives 4 1 Internal drive characteristics ST4000NMOO23 ST3000NMO023 ST2000NMO0023 ST1000NMO0023 ST4000NMO043 ST3000NMO043 5 20003 0043 ST1000NMO0043 ST4000NMOOG63 ST3000NMO063 ST2000NMOO63 ST1000NMO0063 Drive capacity 4TB 3TB 2TB 1TB fomatted rounded off value Read write data heads 10 8 5 3 Bytes track 1 668 096 Bytes average rounded off values Bytes surface 400 000 MB unfomatted rounded off values Tracks surface total 320 800 Tracks user accessible Tracks in 305 000 TPI average Peak bits in 1 904 000 BPI Areal density 578 Gb in2 Internal data rate 2210 Mb s max Disk rotation speed 7200 RPM Avg rotational latency 4 16 ms 4 1 4 Format command execution time for 512 byte sectors minutes 4TB models 3TB models 2TB models 1TB models Maximum with verify 917 693 456 263 455 347 228 132 Maximum without verify Execution time measured from receipt of the last byte of the Command Descriptor Block CDB to the request for a Status Byte Transfer to the Initiator excluding connect disconnect When changing sector sizes the format times shown above may need to be increased by 30 minutes 4 1 2 Minimum sector interleave Maximum Internal data rate Sustained transfer rate General performance characteristics SAS Interface maximum instantaneous transfer rate Logical block sizes 512 default 520 o
83. s CSP within the module Tamper evident seals example shown in Figure 16 page 42 are placed on covers to protect against unauthorized physical access In addition Security Level 2 requires at a minimum role based authentication in which a cryptographic module authenticates the authorization of an operator to assume a specific role and perform a corresponding set of services Figure 16 Example of FIPS tamper evidence labels Image is for reference only may not represent actual drive Constellation ES 3 SAS Product Manual Rev D 42 8 0 About self encrypting drives Self encrypting drives SEDs offer encryption and security services for the protection of stored data commonly known as protection of data at rest These drives are compliant with the Trusted Computing Group TCG Enterprise Storage Specifications as detailed in Section 2 2 The Trusted Computing Group TCG is an organization sponsored and operated by companies in the computer storage and digital communications industry Seagate s SED models comply with the standards published by the TCG To use the security features in the drive the host must be capable of constructing and issuing the following two SCSI commands Security Protocol Out Security Protocol In These commands are used to convey the TCG protocol to and from the drive in their command payloads 8 1 Data encryption Encrypting drives use one inline encryption engine for each port employ
84. s installed for normal operation does not incur physical damage while subjected to intermittent shock not exceeding 40 Gs at a maximum duration of 11ms half sinewave Shock occurring at abnormal levels may promote degraded operational performance during the abnormal shock period Specified operational performance will continue when normal operating shock levels resume Shock may be applied in the X Y or Z axis Shock is not to be repeated more than once every 2 seconds c Non operating The limits of non operating shock shall apply to all conditions of handling and transportation This includes both isolated drives and integrated drives The drive subjected to nonrepetitive shock not exceeding 80 Gs at a maximum duration of 11ms half sinewave shall not exhibit device damage or performance degradation Shock may be applied in the X Y or Z axis The drive subjected to nonrepetitive shock not exceeding 300 Gs at a maximum duration of 2ms half sinewave does not exhibit device damage or performance degradation Shock may be applied in the X Y or Z axis The drive subjected to nonrepetitive shock not exceeding 200 Gs at a maximum duration of 0 5ms half sinewave does not exhibit device damage or performance degradation Shock may be applied in the X Y or Z axis d Packaged Disk drives shipped as loose load not palletized general freight will be packaged to withstand drops from heights as defined in the table below For additional details
85. s not changeable For example in Table 11 refer to Mode page 81 in the row entitled CHG These are hex numbers representing the changeable values for Mode page 81 Note in columns 5 and 6 bytes 04 and 05 there is O0h which indicates that in bytes 04 and 05 none of the bits are changeable Note also that bytes 06 07 09 10 and 11 are not changeable because those fields are all zeros In byte 02 hex value FF equates to the binary pattern 11111111 If there is a zero in any bit position in the field it means that bit is not changeable Since all of the bits in byte 02 are ones all of these bits are changeable The changeable values list can only be changed by downloading new firmware into the flash E PROM Because there are often several different versions of drive control firmware in the total population of drives in the field the Mode Sense values given in the following tables may not exactly match those of some drives The following tables list the values of the data bytes returned by the drive in response to the Mode Sense command pages for SCSI implementation see the SAS nterface Manual DEF Default value Standard OEM drives are shipped configured this way CHG Changeable bits indicates if default value is changeable Constellation ES 3 SAS Product Manual Rev D 59 Table 11 Mode Sense data changeable and default values for 4TB drives MODE DATA HEADER 01 9a 00 10 01 00 00 10 BLOCK DESCRIPTOR 00 00 00 0
86. s until the bands have been unlocked This prevents the user data from being accessed without the appropriate credentials when the drive has been removed from its cabinet and installed in another system When the drive is shipped from the factory the firmware download port is unlocked 8 5 Data bands When shipped from the factory the drive is configured with a single data band called Band 0 also known as the Global Data Band which comprises LBA 0 through LBA max The host may allocate Band1 by specifying a start LBA and an LBA range The real estate for this band is taken from the Global Band An additional 14 Data Bands may be defined in a similar way Band2 through Band15 but before these bands can be allocated LBA space they must first be individually enabled using the EraseMaster password Data bands cannot overlap but they can be sequential with one band ending at LBA x and the next beginning at LBA x 1 Each data band has its own drive generated encryption key and its own user supplied password The host may change the Encryption Key see Section 8 6 or the password when required The bands should be aligned to 4K LBA boundaries 8 6 Cryptographic erase A significant feature of SEDs is the ability to perform a cryptographic erase This involves the host telling the drive to change the data encryption key for a particular band Once changed the data is no longer recoverable since it was written with one key and will be read using a
87. se data changeable and default values for 3TB drives MODE DATA HEADER 01 9a 00 10 01 00 00 10 BLOCK DESCRIPTOR 00 00 00 01 5d 50 a3 bO 00 00 00 00 00 00 02 00 MODE PAGES DEF 81 0A 14 FF 00 00 00 05 00 CHG 81 0A FF FF 00 00 00 00 FF 00 FF FF DEF 82 00 00 00 00 00 00 00 00 00 AO 00 00 00 00 CHG 82 OE 00 00 00 00 00 00 FF FF FF FF 00 00 00 00 DEF 83 16 00 01 00 00 00 00 00 02 04 C4 02 00 00 01 00 DC 00 1C 40 00 00 00 CHG 83 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 DEF 84 16 00 00 04 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1C 20 00 00 CHG 84 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 DEF 87 0A 00 14 FF 00 00 00 00 00 FF FF CHG 87 0A OF FF 00 00 00 00 00 00 FF FF DEF 88 12 14 00 FF FF 00 00 FF FF FF FF 80 20 00 00 00 00 00 00 CHG 88 12 A5 00 00 00 FF FF FF FF 00 00 20 00 00 00 00 00 00 00 DEF 8A 0A 06 00 00 80 00 00 00 00 65 90 CHG 8A 0A OF F6 00 00 00 00 00 00 00 00 DEF 98 06 06 00 00 00 00 00 CHG 98 06 00 00 00 00 00 00 DEF 99 OE 46 00 07 DO 00 00 00 00 00 00 00 00 00 00 CHG 99 OE 50 00 FF FF FF FF FF FF 00 00 00 00 00 00 DEF 9A 26 00 06 00 00 04 BO 00 00 8C 00 00 17 70 00 00 46 50 00 00 46 50 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 58 CHG 9A 26 01 0F FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 FC DEF 9C 10 00 00 00 00 00 00 00 00 01 CHG 9C 0A 9D 0F FF FF FF FF FF F
88. ses chlorine and nitric oxide classes G and H per ASTM B845 However this accelerated testing cannot duplicate every potential application environment Users should use caution exposing any electronic components to uncontrolled chemical pollutants and corrosive chemicals as electronic drive component reliability can be affected by the installation environment The silver copper nickel and gold films used in Seagate products are especially sensitive to the presence of sulfide chloride and nitrate contaminants Sulfur is found to be the most damaging In addition electronic components should never be exposed to condensing water on the surface of the printed circuit board assembly PCBA or exposed to an ambient relative humidity greater than 9596 Materials used in cabinet fabrication such as vulcanized rubber that can outgas corrosive compounds should be minimized or eliminated The useful life of any electronic equipment may be extended by replacing materials near circuitry with sulfide free alternatives Constellation ES 3 SAS Product Manual Rev D 40 6 5 8 Electromagnetic susceptibility See Section 2 1 1 1 6 6 Mechanical specifications Refer to Figure 15 for detailed mounting configuration dimensions See Section 10 3 Drive mounting 4TB 1 543 Ib 700 g T 3TB 14441 655 g Weight 2TB 1 40016 635 g 1TB 1 33416 605 g These dimensions conform to the Small Form Factor Standard documented Note in SFF 8301 and SFF 8323 found at ww
89. siderations errors in communications between the initiator and the drive In addition Seagate provides the following technologies used to increase data integrity and drive reliability Background Media Scan see Section 9 4 Media Pre Scan see Section 9 5 Deferred Auto Reallocation see Section 9 6 Idle Read After Write see Section 9 7 The read error rates and specified storage capacities are not dependent on host initiator defect management routines 9 1 Drive internal defects errors During the initial drive format operation at the factory media defects are identified tagged as being unusable and their locations recorded on the drive primary defects list referred to as the P list and also as the ETF defect list At factory format time these known defects are also reallocated that is reassigned to a new place on the medium and the location listed in the defects reallocation table The P list is not altered after factory formatting Locations of defects found and reallocated during error recovery procedures after drive shipment are listed in the G list defects growth list The P and G lists may be referenced by the initiator using the Read Defect Data command Details of the SCSI commands supported by the drive are described in the SAS Interface Manual Also more information on the drive Error Recovery philosophy is presented in the SAS Interface Manual 9 2 Drive error recovery procedures When an
90. ssipation numbers To obtain operating power for typical random read operations refer to the following I O rate curve see Figure 6 Locate the typical I O rate for a drive in the system on the horizontal axis and read the corresponding 5 volt current 12 volt current and total watts on the vertical axis To calculate BTUs per hour multiply watts by 3 4123 ST4000NM0023 CURRENT POWER vs THROUGHPUT SAS 6 0GB Random 8 Block Reads 14 00 12 00 10 00 spem 190d 60 0 80 0 100 0 120 0 140 0 160 0 180 0 l Os per Second Figure 6 models 6Gb DC current and power vs input output operations per second Constellation ES 3 SAS Product Manual Rev D 33 3TB models in 3Gb operation Please refer to Table 3 for power dissipation numbers To obtain operating power for typical random read operations refer to the following I O rate curve see Figure 5 Locate the typical I O rate for a drive in the system on the horizontal axis and read the corresponding 5 volt current 12 volt current and total watts on the vertical axis To calculate BTUs per hour multiply watts by 3 4123 ST3000NM0023 CURRENT POWER vs THROUGHPUT SAS 3 0GB Random 8 Block Reads 14 00 y Volt HR 12 Volt A 12 00 watts 10 00 8 00 v o o 5 za 2 4 00 2 00 0 00 0 0 20 0 40 0 60 0 80 0 100 0 120 0 140 0 160 0 180 0 I Os per Second Figure 7 models 3Gb DC current and power
91. t DCX 1 7 0 34 0 27 0 32 0 27 Advanced idle current Idle A 3s 0 31 0 27 0 32 0 27 Idle B 3s 0 23 0 24 0 23 0 24 Idle C 3s 0 23 0 16 0 24 0 16 Standby 3s 0 22 0 01 0 22 0 00 Maximum starting current peak DC DC 3s 3 0 59 2 19 0 58 2 18 peak AC AC 3s 3 0 77 2 73 0 75 2 70 Delayed motor start max DC 3s 1 4 0 55 0 01 0 25 0 01 Peak operating current random read Typical DCX 1 6 0 46 0 54 0 49 0 54 Maximum DC 3s 1 0 77 0 59 0 83 0 59 Maximum peak DC 3s 1 66 2 17 1 75 2 11 Peak operating current random write Typical DCX 1 0 51 0 44 0 49 0 44 Maximum DC 3s 1 0 83 0 48 0 83 0 48 Maximum peak DC 3s 1 04 2 07 1 05 2 10 Peak operating current sequential read Typical DCX 1 0 72 0 31 0 69 0 31 Maximum DC 3s 1 0 97 0 33 0 73 0 33 Maximum peak DC 3s 1 32 0 64 1 47 0 69 Peak operating current sequential write Typical DCX 1 0 56 0 34 0 56 0 34 Maximum DC 3s 1 0 58 0 36 0 58 0 36 Maximum peak DC 3s 0 94 1 89 0 74 1 21 1 2 3 4 5 6 7 Measured with average reading DC ammeter Instantaneous 12V current peaks will exceed these values Power supply at nominal voltage N number of drives tested 7 6 35 Degrees C ambient For 12 V a 109 tolerance is allowed during initial spindle start but must return to 5 before reaching 7200 RPM The 5 must be maintained after the drive signifies that its power up sequence has been completed and that the drive is able to ac
92. t Manual Rev D 49 10 0 Installation Constellation ES 3 disk drive installation is a plug and play process There are no jumpers switches or terminators on the drive SAS drives are designed to be used in a host system that provides a SAS compatible backplane with bays designed to accommodate the drive In such systems the host system typically provides a carrier or tray into which users need to mount the drive Mount the drive to the carrier or tray provided by the host system using four M3 x 0 5 metric screws When tightening the screws use a maximum torque of 4 5 in Ib 0 45 in Ib Do not over tighten or force the screws Users can mount the drive in any orientation SAS drives are designed to be attached to the host system without I O or power cables If users intend the use the drive in a non backplane host system connecting the drive using high quality cables is acceptable as long as the I O cable length does not exceed 4 meters 13 1 feet Slide the carrier or tray into the appropriate bay in the host system using the instructions provided by the host system This connects the drive directly to the system s SAS connector The SAS connector is normally located on a SAS backpanel See Section 11 4 1 for additional information about these connectors Power is supplied through the SAS connector The drive is shipped from the factory low level formatted in 512 byte logical blocks Users need to reformat the drive only if users
93. t of Canada Products validated as conforming to FIPS 140 2 are accepted by the Federal agencies of both countries for the protection of sensitive information United States or Designated Information Can ada In the CMVP vendors of cryptographic modules use independent accredited testing laborites to have their modules tested National Voluntary Laboratory Accreditation Program NVLAP accredited laboratories perform cryptographic module compli ance conformance testing Seagate Enterprise SED The SEDs referenced in this Product Manual have been validated by CMVP and have been thoroughly tested by a NVLAP accredited lab to satisfy FIPS 140 2 Level 2 requirements In order to operate in FIPS Approved Mode of Operation these SEDs require security initialization For more information refer to Security Rules section in the Security Policy document uploaded on the NIST website To reference the product certification visit http csrc nist gov groups STM cmvp documents 140 1 1401vend htm and search for Seagate Security Level 2 Security Level 2 enhances the physical security mechanisms of a Security Level 1 cryptographic module by adding the requirement for tamper evidence which includes the use of tamper evident coatings or seals on removable covers of the module Tamper evident coatings or seals are placed on a cryptographic module so that the coating or seal must be bro ken to attain physical access to the critical security parameter
94. the SAS device connector Three 12 volt pins provide power to the drive 2 short and 1 long The current return for the 12 volt power supply is through the common ground pins The supply current and return current must be distributed as evenly as possible among the pins Three 5 volt pins provide power to the drive 2 short and 1 long The current return for the 5 volt power supply is through the common ground pins The supply current and return current must be distributed as evenly as possible among the pins Current to the drive through the long power pins may be limited by the system to reduce inrush current to the drive during hot plugging 11 5 Signal characteristics This section describes the electrical signal characteristics of the drive s input and output signals See Table 17 for signal type and signal name information 11 5 1 Ready LED Out The Ready LED Out signal is driven by the drive as indicated in Table 18 Table 18 Ready LED Out conditions Normal command activity LED status Ready LED Meaning bit mode page 19h Spun down and no activity Spun down and activity command executing Spun up and no activity Spun up and activity command executing Spinning up or down Blinks steadily 5096 on and 50 off 0 5 seconds on and off for 0 5 seconds Format in progress each cylinder change Toggles on off The Ready LED Out signal is designed to pull down the cathode of an LED The anode is attached to
95. the proper 3 3 volt supply through an appropriate current limiting resistor The LED and the current limiting resistor are external to the drive See Table 19 for the output characteristics of the LED drive signals Constellation ES 3 SAS Product Manual Rev D 68 Table 19 LED drive signal State Test condition Output voltage LED off high 0 V lt VOH lt 3 6 V 100 pA lt lt 100 pA LED on low lo 15 0 lt Vol 0 225 V 11 5 2 Differential signals The drive SAS differential signals comply with the intra enclosure internal connector requirements of the SAS standard Table 20 defines the general interface characteristics Table 20 General interface characteristics Characteristic 1 5Gb s 3 0Gb s 6 0Gb s Bit rate nominal 1 500 3 000 6 000 Unit interval Ul nominal 166 6 Impedance nominal differential 100 Transmitter transients maximum t1 2 Receiver transients maximum V 1 2 1 2 1 2 11 6 SAS 2 Specification Compliance Seagate SAS 2 drives are entirely compatible with the latest SAS 2 Specification T10 1760 D Revision 16 The most important characteristic of the SAS 2 drive at 6Gb s is that the receiver is capable of adapting the equalizer to optimize the receive margins The SAS 2 drive has two types of equalizers 1 A Decision Feedback Equalizer DFE which utilizes the standard SAS 2 training pattern transmitted during the SNW 3 training gap The DFE circuit
96. ther hole location top cover 10 4 Grounding Signal ground PCBA and HDA ground are connected together in the drive and cannot be separated by the user The equipment in which the drive is mounted is connected directly to the HDA and PCBA with no electrically isolating shock mounts If it is desired for the system chassis to not be connected to the HDA PCBA ground the systems integrator or user must provide a nonconductive electrically isolating method of mounting the drive in the host equipment Increased radiated emissions may result if users do not provide the maximum surface area ground connection between System ground and drive ground This is the system designer s and integrator s responsibility Constellation ES 3 SAS Product Manual Rev D 52 11 0 Interface requirements This section partially describes the interface requirements as implemented on Constellation ES 3 drives Additional information is provided in the SAS nterface Manual part number 100293071 11 1 SAS features This section lists the SAS specific features supported by Constellation ES 3 drives 11 14 task management functions Table 7 lists the SAS task management functions supported Table 7 SAS task management functions supported Task name Supported Abort Task Yes Clear ACA Yes Clear task set Yes Abort task set Yes Logical Unit Reset Yes Query Task Yes 11 1 2 task management responses Table 8 lists the SAS response codes retu
97. thod Parameters in the saved values list that are not changeable by the Mode Select command get their values from default values storage When power is applied to the drive it takes saved values from the media and stores them as current values in volatile memory It is not possible to change the current values or the saved values with a Mode Select command before the drive achieves operating speed and is ready An attempt to do so results in a Check Condition status On drives requiring unique saved values the required unique saved values are stored into the saved values storage location on the media prior to shipping the drive Some drives may have unique firmware with unique default values also On standard OEM drives the saved values are taken from the default values list and stored into the saved values stor age location on the media prior to shipping Current values Current values are volatile values being used by the drive to control its operation A Mode Select command can be used to change the values identified as changeable values Originally current values are installed from saved or default val ues after a power on reset hard reset or Bus Device Reset message Changeable values Changeable values form a bit mask stored in nonvolatile memory that dictates which of the current values and saved values can be changed by a Mode Select command A one 1 indicates the value can be changed A zero 0 indicates the value i
98. ty Initialize bit supported STPF bit supported VS vendor specific Inquiry Date Code page C1h Device Behavior page C3h Firmware Numbers page COh Implemented Operating Def page 81h Jumper Settings page C2h Supported Vital Product Data page 00h Unit Serial Number page 80h Lock unlock cache Log Select PCR bit DU bit DS bit TSD bit ETC bit TMC bit LP bit Protocol specific Log Page for SAS 18h Log Sense Application Client Log page OFh Buffer Over run Under run page 01h Cache Statistics page 37h Factory Log page 3Eh Information Exceptions Log page 2Fh Last n Deferred Errors or Asynchronous Events page 0Bh Last n Error Events page 07h Non medium Error page 06h z izizi ziz i i iz zizi zi i izi i lt lt lt lt lt z lt z lt lt lt z lt lt ziziziz Constellation ES 3 SAS Product Manual Rev D 54 Table 9 Supported commands Command name Pages Supported list 00h Command code Supported Read Error Counter page 03h Read Reverse Error Counter page 04h Self test Results page 10h Start stop Cycle Counter page OEh Temperature page ODh Verify Error Counter page 05h Write error counter page 02h Mode Select same pages as Mode Sense 1Ah Mode Select 10 same pages as Mode Sense 1Ah Mode Sense C
99. verified the drive proceeds with the normal write command If the LBAs have not been verified by BMS Pre Scan will convert the write to a write verify to certify that the data was properly written to the disk During Pre Scan write verify commands write performance may decrease by 50 until Pre Scan completes Write performance testing should be performed after Pre Scan is complete This may be checked by reading the BMS status To expedite the scan of the full pack and subsequently exit from the Pre Scan period BMS will begin scanning immediately when the drive goes to idle during the Pre Scan period In the event that the drive is in a high transaction traffic environment and is unable to complete a BMS scan within 24 power on hours BMS will disable Pre Scan to restore full performance to the system 9 6 Deferred Auto Reallocation Deferred Auto Reallocation DAR simplifies reallocation algorithms at the system level by allowing the drive to reallocate unreadable locations on a subsequent write command Sites are marked for DAR during read operations performed by the drive When a write command is received for an LBA marked for DAR the auto reallocation process is invoked and attempts to rewrite the data to the original location If a verification of this rewrite fails the sector is re mapped to a spare location This is in contrast to the system having to use the Reassign Command to reassign a location that was unreadable and then ge
100. w sffcommittee org 1 028 in 26 10 mm MAX Z 2 000 _ DRIVE Y 814 2 i r 1 625 020 OF CONN 1 7504 125 010 3 750 010 4 000 010 in 101 60 0 25 mm Figure 15 Mounting configuration dimensions Constellation ES 3 SAS Product Manual Rev D 41 7 0 About FIPS The Federal Information Processing Standard FIPS Publication 140 2 is a U S Government Computer Security Standard used to accredit cryptographic modules It is titled Security Requirements for Cryptographic Modules FIPS PUB 140 2 and is issued by the National Institute of Standards and Technology NIST Purpose This standard specifies the security requirements that will be satisfied by a cryptographic module utilized within a security system protecting sensitive but unclassified information The standard provides four increasing qualitative levels of security Level 1 Level 2 Level 3 and Level 4 These levels are intended to cover the wide range of potential applications and envi ronments in which cryptographic modules may be employed Validation Program Products that claim conformance to this standard are validated by the Cryptographic Module Validation Program CMVP which is a joint effort between National Institute of Standards and Technology NIST and the Communications Security Establishment CSE of the Governmen
101. want to select a different logical block size Figure 17 Physical interface Note Image is for reference only may not represent actual drive 10 1 Drive orientation The drive may be mounted in any orientation All drive performance characterizations however have been done with the drive in horizontal discs level and vertical drive on its side orientations which are the two preferred mounting orientations Constellation ES 3 SAS Product Manual Rev D 50 10 2 Cooling Cabinet cooling must be designed by the customer so that the ambient temperature immediately surrounding the drive will not exceed temperature conditions specified in Section 6 5 1 Temperature The rack cabinet or drawer environment for the drive must provide heat removal from the electronics and head and disk assembly HDA Users should confirm that adequate heat removal is provided using the temperature measurement guidelines described in Section 6 5 1 Forced air flow may be required to keep temperatures at or below the temperatures specified in Section 6 5 1 in which case the drive should be oriented or air flow directed so that the least amount of air flow resistance is created while providing air flow to the electronics and HDA Also the shortest possible path between the air inlet and exit should be chosen to minimize the travel length of air heated by the drive and other heat sources within the rack cabinet or drawer environment If forced a
102. ying up the bus and consuming power in the process of host initiated media scanning activity Since the background scan functions are only done during idle periods BMS causes a negligible impact to system performance The first BMS scan for a newly manufactured drive is performed as quickly as possible to verify the media and protect data by setting the Start time after idle to 5ms all subsequent scans begin after 500ms of idle time Other features that normally use idle time to function will function normally because BMS functions for bursts of 800ms and then suspends activity for 100ms to allow other background functions to operate BMS interrupts immediately to service host commands from the interface bus while performing reads BMS will complete any BMS initiated error recovery prior to returning to service host initiated commands Overhead associated with a return to host servicing activity from BMS only impacts the first command that interrupted BMS this results in a typical delay of about 1 ms Constellation ES 3 SAS Product Manual Rev D 47 9 5 Media Pre Scan Media Pre Scan is a feature that allows the drive to repair media errors that would otherwise have been found by the host system during critical data accesses early in the drive s life The default setting for Media Pre Scan is enabled on standard products Media Pre Scan checks each write command to determine if the destination LBAs have been scanned by BMS If the LBAs have been

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