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Product Manual Cheet ah 15K.7 SAS 100516226 Rev . D November 2010 St andard models ST3600057SS ST3450857SS ST3300657SS Self-Encrypting Drive models ST3600957SS ST3450757SS ST3300557SS SED FIPS 140-2 m.
© 2010, Seagate T echnology LLC All right s reserved. Publication number: 10 05 16226, Rev . D November 2010 Seagate, Seagate T echnolog y and the W ave logo are re gistered trademarks of Seagate T echnology LLC in the United S tates and /or other coun tries.
Cheetah 15K.7 SAS Produc t Manual, Rev. D i Content s 1.0 Seagate Technology support services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ii Cheetah 15K.7 SAS Product M anual, Rev. D 7.4.1 Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 7.4.2 Relative humidit y . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cheetah 15K.7 SAS Produc t Manual, Rev. D iii 12.4.7 Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 12.5 Signal characteristics . . . . . . . . . . . . . . . . . . . . . . . .
iv Cheetah 15K.7 SAS Product M anual, Rev. D.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 1 1.0 Seagate T echnology support services SEAGA TE ONLINE SUPPORT and SERVICES For information regarding pr oducts and services, visit http://www .
2 Cheetah 15K.7 SAS Product Man ual, Rev. D 2.0 Scope This manual describes Seagate T echno logy ® LLC, Cheetah ® SAS (Serial Attached SCSI) disk drives. Cheetah 15K.7 drives support the SAS Pr otocol specifications to the extent described in this manual.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 3 3.0 S t andards, compliance and reference document s The drive has been developed as a syst em peripheral to the highest standa rds of design and construction.
4 Cheetah 15K.7 SAS Product Man ual, Rev. D 3.2 Compliance 3.2.1 Elec tromagnetic compliance Seagate uses an in dependent laboratory to confirm comp liance with the directives/st andards for CE Marking and C-T ick Marking. The drive was tested in a represen t ative system for typical applications.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 5 Seagate also ha s internal system s in place to ensur e on going compliance with the RoHS Directive and all laws and regulations which restrict chemic al content in electronic products .
6 Cheetah 15K.7 SAS Product Man ual, Rev. D 4.0 General description Cheetah 15K.7 dr ives provide h igh perform ance, high ca pacity data storage for a v ariety of syste ms including engineering workst ations, network serve rs, mainframes, and supercomputers.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 7 4.1 St andard features Cheetah 15K.7 drives have the follo wing standar d fe atures: • 1.5 / 3 / 6 Gbit Serial Attached SCSI (SAS) interface • Integrate.
8 Cheetah 15K.7 SAS Product Man ual, Rev. D Note. There is no significant performan ce differ ence between Self-Encr ypting Drive and stan dard (non- Self-Encrypting Drive models. 4.4 Reliability • 1,600,000 hour MTBF (Ann ualized Failure Rate (AFR) of 0.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 9 5.0 Performance characteristics This section provides deta iled information concerning perfor mance-related characte ristics and features of Cheetah 15K.
10 Cheetah 15K.7 SAS Produc t Manual, Rev. D 5.2.2 Format command exe cu ti on tim e (minutes) When changing sector sizes, the format times show n below may need to be increased by 30 min utes. Note. There is approximately a 1.5 increase in time to format a SED drive versus a non-SED drive of the same capacity .
Cheetah 15K.7 SAS Produc t Manual, Rev. D 11 If the drive receives a ST ART STOP UNIT command wit h the ST ART bit and IMMED bit equal to 1 and does not receive a NOTIFY (ENABLE SPINUP) primitive within 5 se conds, the d rive fails the ST ART STOP UNIT command.
12 Cheetah 15K.7 SAS Produc t Manual, Rev. D 5.5.1 Cac hing write dat a Write caching is a wr ite op eration by the dr ive that m akes us e of a driv e buffer storag e area where th e data to be written to the med ium is stored while the drive performs the W rite command.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 13 6.0 Reliability specifications The following reliability specifications assume correct host and drive operational interfac e, including all inter- face timings, power supply volt ages, environment al requirements and dr ive moun t in g con st ra ints.
14 Cheetah 15K.7 SAS Produc t Manual, Rev. D 6.1.3 See k errors A seek error is defined as a failure of the drive to posi tion the heads to the addressed track. After de tecting an initial seek error , the drive automatically performs an er ror recovery process.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 15 6.2.4 S.M.A.R.T . S.M.A.R.T . is an acronym for Self-Monitoring Analysis and Re porting T e chnology . This technology is intended to recognize conditions .
16 Cheetah 15K.7 SAS Produc t Manual, Rev. D Reporting contro l Reporting is controlled by the MRIE bit s in the Informat ional Exceptions Control mode page (1Ch). Subject to the reporting method, the firmware will issue to the host an 01-5Dxx sense code.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 17 can be used to set this trip point. The default valu e fo r this drive is 68°C, however , you can set it to any value i n the range of 0 to 68°C. If you specify a temperatu re greater than 68°C in th is field, the temperature is r ounded down to 68°C.
18 Cheetah 15K.7 SAS Produc t Manual, Rev. D • Motor will not spin • Motor will not lock to speed • Servo will not lock on track • Drive cannot read configuration ta bles from the disk In these co nditions, the drive resp onds to a T est Unit Ready command with an 02 /04/00 or 02/04/03 code.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 19 6.2.6.2. 5 Abort There are several ways to abort a diagnostic. Y ou can use a SCSI Bus Rese t or a Bus Device Reset message to abort the diagnostic. Y ou can abort a DST executing in background mo de by us ing the a bort code in the DST F unction Code field.
20 Cheetah 15K.7 SAS Produc t Manual, Rev. D 7.0 Physical/electrical specifications This section provides information relating to the physical and electrical characteri stics of the dr ive. 7.1 AC power requirement s None. 7.2 DC power requirement s The volt age and current requirement s for a single drive are shown be low .
Cheetah 15K.7 SAS Produc t Manual, Rev. D 21 T able 14: 600 GB DC power requirement s Notes 3 Gbit m ode 6 Gbit mode (Amp s) (Amp s) (Amp s) (Amp s) V oltage +5V +12V [2] +5V +12V [2] Regulation [5] ±5% ±5% [2] ±5% ±5% [2] Avg idle current [1] [7] 0.
22 Cheetah 15K.7 SAS Produc t Manual, Rev. D T able 15: 450 GB DC power requirement s Notes 3 Gbit m ode 6 Gbit mode (Amp s) (Amp s) (Amp s) (Amp s) V oltage +5V +12V [2] +5V +12V [2] Regulation [5] ±5% ±5% [2] ±5% ±5% [2] Avg idle current [1] [7] 0.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 23 [1] Measured with average reading DC am meter or equivalent sampling scope. In stant aneous +12V current peaks will exceed these values. Power supply at nominal voltage. N (num ber of drives tested) = 6, 35 Degrees C ambient .
24 Cheetah 15K.7 SAS Produc t Manual, Rev. D [6] Operating condition is defined as random 8 block reads at 375 I/Os per second for 600GB mod els, and 380 I/Os per second for 450GB and 300GB models.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 25 Figure 1. T ypical 600GB current pro f iles Figure 2. T ypical 450GB current pro f iles.
26 Cheetah 15K.7 SAS Produc t Manual, Rev. D Figure 3. T y pical 300GB current prof iles.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 27 7.3 Power dissip ation 600GB model T ypical power dissipation under idle conditions in 6Gb operation is 1 1.62 watts (39.65 BTUs per hour). T o obta in operating power for typical random read o peratio ns, refer to the following I/O rate curve (see Figure 4).
28 Cheetah 15K.7 SAS Produc t Manual, Rev. D 450GB model T ypical power dissip a tion under idle conditions in 6Gb operation is 9.97 watt s (34.02 BTUs per hour). T o obta in operating power for typical random read o peratio ns, refer to the follo wing I/O rat e curve (s ee Figure 4).
Cheetah 15K.7 SAS Produc t Manual, Rev. D 29 300GB model T ypical power dissipation under idle conditions in 6Gb operation is 8.71 watt s (29.72 BTUs per hour). T o obta in operating power for typical random read o peratio ns, refer to the following I/O rate curve (see Figure 4).
30 Cheetah 15K.7 SAS Produc t Manual, Rev. D b. Non-operatin g –40° to 158°F (–40° to 70°C) package ambie nt with a maximum gradient of 86°F (30°C) per hour . This specification assumes that the dr ive is p ackaged in the ship ping conta iner designed b y Seagate for use with drive.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 31 Shock may b e applied in the X, Y , or Z axis. Shock is not to be repe ated more than once every 2 sec onds.
32 Cheetah 15K.7 SAS Produc t Manual, Rev. D Figure 8. Recomme nded mountin g 7.4.4.2 Vibration a. Operating—normal The drive as ins talled for normal op eration, sh all comply with the complete sp ecified performance while subjected to continuous vi bration not exceeding 10 – 300 Hz 1.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 33 c. Non-operating The limits of non-op erating vibration shall apply to all cond itions of handling and transport ation.
34 Cheetah 15K.7 SAS Produc t Manual, Rev. D 7.4.9 Electromagn etic susc eptibility See Section 3.1.1.1. 7.5 Mechanical specifications Refer to Figure 9 for det ailed physical dim ensions. See Section 1 1.3, “Driv e mounting .” Figure 9. Phy sical dimens ions Height: 1.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 35 8.0 About FIPS The Federal Information Proce ssing S tandard (FIPS) Publication 140- 2, FIPS PU B 140-2, is a U.S. govern- ment computer securi ty st andard used to accre dit cryptogr aphic modules. It is titled “Security Require ment s for Cryptographic Mo dule s”.
36 Cheetah 15K.7 SAS Produc t Manual, Rev. D 9.0 About self-encrypting drives Self-encrypting d rives (SEDs) of fer encryption and secu rity ser vices for the protection of stored dat a , com- monly known as “protection of data at rest.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 37 9.2.3 Def ault p assword When the drive is shipped from the factory , all passwor d s are set to the value of MSID. This 32 -byte random value is printed on the drive label an d it can be read by the host electronically over the I/O.
38 Cheetah 15K.7 SAS Produc t Manual, Rev. D 2. The dow nload file must be si gned and authenticat ed. 3. As with a non-SED drive, the download file must p ass the accept ance criteria for the drive. For exa mple it must be applicable to the correct drive model, an d have compatible r evision and customer st atus.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 39 10.0 Defect and er ror management Seagate continues to use innova tive technologies to manage defect s and errors. These te chnologies are designed to increase dat a integrity , perform drive self-maintenance, and validat e proper drive ope ra tio n.
40 Cheetah 15K.7 SAS Produc t Manual, Rev. D T able 17 equates the r ead and write retry cou nt with the maximum possible recovery time for read and write recovery of individual LBAs. The times given do n ot incl ude time t aken to perform rea llocations.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 41 [1] These valu es are subje ct to chang e. Setting these retry count s to a value below the default setting could result in degr adation of the unrecov - ered error rate which may exceed the value given in this product manual.
42 Cheetah 15K.7 SAS Produc t Manual, Rev. D With BMS, the host system can cons ume less power and system overhe ad by only checking BMS st atus and results rath er than tying up the bus and consuming p ower in the process of ho st-initiated media scanning activ- ity .
Cheetah 15K.7 SAS Produc t Manual, Rev. D 43 1 1.0 Inst allation Cheetah 15K.7 disk drive installa tion is a plug-and-play process. Th ere are no jumpe rs, switches, or t ermina- tors on the drive. SAS drives are designed to be used in a host system that provides a S AS-compatible backplane with bays designed to accommo date the drive.
44 Cheetah 15K.7 SAS Produc t Manual, Rev. D If forced air is determined to be necessary , possible air- flow patterns are shown in Figure 1 1. The air-flow pat- terns are created by one or more fans , either forcing or drawing air as shown in the illustrations.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 45 12.0 Interface requirement s This section partially descr ibes the interface require ments as implemente d on Cheetah 15K.7 drives . Addi- tional information is provided in the SAS Interface Manual (p art number 100293071).
46 Cheetah 15K.7 SAS Produc t Manual, Rev. D 12.2 Dual port support Cheetah 15K.7 SAS drives have two independent por ts. These port s may be connected in the same or differ- ent SCSI domains. Each drive port has a uni que SAS address. The two ports have the cap ability of in dependent port clocking (e .
Cheetah 15K.7 SAS Produc t Manual, Rev. D 47 TSD bit Y ETC bit N TMC bit N LP bit N Log Sense 4Dh Y Application Client Log p age (0Fh) Y Buf fer Over-run/Under -run pag e (01h) N Cache S tatistics pag.
48 Cheetah 15K.7 SAS Produc t Manual, Rev. D Mode Sense (1 0) (same p ages as Mode Sense 1Ah) 5Ah Y Prefetch 34h N Read 08h Y Read Buffe r ( modes 0, 2, 3, Ah and Bh supported) 3Ch Y Read Capacity 25h.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 49 [1] Cheet ah 15K.7 drives can format to 512, 520, 524, or 528 bytes per logical blo ck. [2] W a rning. Power loss during flash programming can r esult in firmware corr uptio n. This usually makes the drive inoperable.
50 Cheetah 15K.7 SAS Produc t Manual, Rev. D 12.3.1 Inquiry data T able list s the Inquiry command da t a that the drive should return to the initia tor pe r the fo rmat given in the SAS Interface Manual . * Copyright year (change s with actual year).
Cheetah 15K.7 SAS Produc t Manual, Rev. D 51 12.3.2 Mode Sense dat a The Mode Sense command pr ovides a way for the drive to re port its ope rating paramete rs to the initiator .
52 Cheetah 15K.7 SAS Produc t Manual, Rev. D 12.3.2.1 600GBmodel Mode Sense dat a MODE DATA HEADER: 01 6e 00 10 00 00 00 08 BLOCK DESCRIPTOR: 45 dd 2f b0 00 00 02 00 MODE PAGES: DEF 81 0a c0 0b ff 00 .
Cheetah 15K.7 SAS Produc t Manual, Rev. D 53 CHG 9a 0a 00 03 ff ff ff ff ff ff f f ff DEF 9c 0a 10 00 00 00 00 00 00 00 0 0 01 CHG 9c 0a 9d 0f ff ff ff ff ff ff f f ff DEF dc 01 00 0c 01 01 00 18 00 1.
54 Cheetah 15K.7 SAS Produc t Manual, Rev. D 12.3.2.2 450GB model Mode Sense dat a MODE DATA HEADER: 01 76 00 10 00 00 00 08 BLOCK DESCRIPTOR: 34 65 f8 70 00 00 02 00 MODE PAGES: DEF 81 0a c0 0b ff 00.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 55 DEF 9c 0a 10 00 00 00 00 00 00 00 0 0 01 CHG 9c 0a 9d 0f ff ff ff ff ff ff f f ff DEF dc 01 00 0c 01 01 00 18 00 18 0 0 00 00 00 00 00 CHG dc 01 00 0c 00 0.
56 Cheetah 15K.7 SAS Produc t Manual, Rev. D 12.3.2.3 300GB model Mode Sense dat a MODE DATA HEADER: 01 76 00 10 00 00 00 08 BLOCK DESCRIPTOR: 22 ec b2 5c 00 00 02 00 MODE PAGES: DEF 81 0a c0 0b ff 00.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 57 DEF 9a 0a 00 02 00 00 00 05 00 00 8c a 0 CHG 9a 0a 00 03 ff ff ff ff 00 00 00 0 0 DEF 9c 0a 10 00 00 00 00 00 00 00 00 0 1 CHG 9c 0a 9d 0f ff ff ff ff ff f.
58 Cheetah 15K.7 SAS Produc t Manual, Rev. D 12.4.1 SAS physical interfac e Figure 12 shows the location of the SAS device c onnector J1. Figures 13 and 14 provide the dimensions of the SAS device. Details of the physical, electrical, an d logical characteri stics are provided wi th in this section.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 59 Figure 13. SAS con nector dim ensions C OF DATUM B L 5.08 1.27 (6X) 1.27 (14X) 15.875 0.35MIN 15.875 33.43 0.05 B 4.90 0.08 0.84 0.05 (22X) 0.15 B P15 P1 S7 S1 SEE Detail1 0.30 0.05 (4X) 4.00 0.08 0.15 D 0.
60 Cheetah 15K.7 SAS Produc t Manual, Rev. D Figure 14. SAS con nector dim ensions 12.4.2 Physical characteristic s This section defines phys ical interface co nnector . 12.4.3 Connector requirement s The SAS connector on the drive complie s with SFF-8482.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 61 12.4.4 Electrical description SAS drives use the de vice connector for: • DC power • SAS interface • Activity LED This connector is de signed to ei ther plug directly into a backpanel or a ccept cables .
62 Cheetah 15K.7 SAS Produc t Manual, Rev. D 12.4.6 SAS transmitte rs and receivers A typical SAS differential copper transmitter and receiver pair is shown in Figure 15. The receiver is AC cou- pling to eliminate ground shif t noise. Figure 15. SAS transmitte rs and receivers 12.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 63 The Ready LED Out signal is designed to pu ll down the cath ode of an LED. The a node is att ached to the proper +3.3 volt supply throu gh an appropriate cu rrent limiting resistor . The LED a nd the current limiting resis - tor are ext ernal to th e drive.
64 Cheetah 15K.7 SAS Produc t Manual, Rev. D.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 65 Index Numerics 12 volt pins 62 5 volt pins 62 6 Gbps 63 A abort task set function 45 AC coupling 62 AC power requirements 20 ACA active status 58 ACA activ.
66 Cheetah 15K.7 SAS Produc t Manual, Rev. D drive mounting 34 , 44 drive select 61 dual port support 46 E electrical description of co nn e cto r 61 signal characteristics 62 specifications 20 electr.
Cheetah 15K.7 SAS Produc t Manual, Rev. D 67 Reporting actual retry count 57 Segmented caching 57 SMP = 1 in Mode Select command 57 Synchronized (locked) spindle oper ation 57 Zero latenc y read 57 mi.
68 Cheetah 15K.7 SAS Produc t Manual, Rev. D security partitions 36 Security Protocol In 36 Security Protocol Out 36 seek error defined 14 rate 13 seek performance characteristics 9 seek time average .
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Seagate T echnology LLC 920 Disc Drive, Scotts V alley , California 95066-4544, USA Publication Number: 1005 16226, Rev . D.
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