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Product Manual Cheetah ® 15K.7 SAS 100516226 Rev. F December 2012 Standard models ST3600057SS ST3450857SS ST3300657SS Self-Encrypting Drive models ST3600957SS ST3450757SS ST3300557SS SED FIPS 140-2 m.
© 2012 Seagate Technology LLC. All rights reserved. Publication number: 100516226, Rev. F December 2012 Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate Technology LLC in the United States and/or other countries.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F I C ONTENTS S EAGATE ® T ECHNOLOGY S UPPORT S ERVICES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.0 S COPE . . . . . . . . . . . . . . . . . . . . . . . . . . .
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F II C ONTENTS 6.2.2 Power sequencing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 6.2.3 Current profiles . . . . . . . . . . . . . . . . . . . . . . . . .
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F III C ONTENTS 11.4 M ISCELLANEOUS OPERATING FEATURES AND CONDITIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 11.4.1 SAS physical interface . . . . . . . . . . . . . . . . . . . . . . . . .
Cheetah 15K.7 SAS Product Manual, Rev. F 1 For information regarding online support and services, visit http://www.seagate.com/www/en-us/about/contact_us/ Available services include: • Presales &.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 2 1.0 S COPE This manual describes Seagate Technology ® LLC, Cheetah ® 15K.7 SAS (Serial Attached SCSI) disk drives. Cheetah 15K.7 drives support the SAS Protocol specifications to the extent described in this manual.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 3 2.0 S TANDARDS , COMPLIANCE AND REFERENCE DOCUMENTS The drive has been developed as a system peripheral to the highest standards of design and construction.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 4 Australian C-Tick If this model has the C-Tick Marking it complies with the Australia/New Zealand Standard AS/NZS3548 1995 and meets the Electromagnetic Compatibility (EMC) Framework requirements of Australia’s Spectrum Management Agency (SMA).
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 5 3.0 G ENERAL DESCRIPTION Cheetah 15K.7 drives provide high performance, high capacit y data storage for a variety of systems including engineering workstations, network servers, mainframes, and supercomputers.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 6 3.1 S TANDARD FEATURES Cheetah 15K.7 drives have the following standard features: • 1.5 / 3 / 6 Gbit Serial Attached SCSI (SAS) interface • Integra.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 7 3.4 R ELIABILITY • 1,600,000 hour MTBF (Annualized Failure Rate (AFR) of 0.55%) • Incorporates industry-standard Self-Monitoring Analysis and Reporting Technology (S.M.A.R.T.) • 5-year warranty 3.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 8 4.0 P ERFORMANCE CHARACTERISTICS This section provides detailed information concerning performance-related characteristics and features of Cheetah 15K.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 9 4.2.3 General performance characteristics Sustainable disk transfer rate*: Minimum 122 Mbytes/sec (typical) Maximum 204 Mbytes/sec (typical) SAS Interf.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 10 4.5 C ACHE OPERATION Note. Refer to the SAS Interface Manual for more detail concerning the cache bits. Of the 16 Mbytes physical buffer space in the drive, approximately 13,000 kbytes can be used as a cache.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 11 4.5.1 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.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 12 5.0 R ELIABILITY 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.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 13 5.2.1 Annualized Failrue Rate (AFR) and Mean time between failure (MTBF) These drives shall achieve an AFR of 0.55% (MTBF of 1,600,000 hours) when operated in an environment that ensures the HDA case temperatures do not exceed the values specified in Section 6.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 14 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 me as ur es a nd s aves p aram eter s once e very t wo hou rs sub ject t o an idl e per io d on t he d ri ve i nt erfa ces.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 15 Th e c u rr e n t al gor i t hm i m p le m e nt s t w o t em p e ra t u re t r i p p oi n t s. T h e f ir s t t r ip p o i nt i s s e t at 6 8°C w h i ch i s t h e ma x i mu m temperature limit according to the drive specification.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 16 5.2.6.2 Implementation This section provides all of the information necessary to implement the DST function on this drive. 5.2.6.2.1 State of the drive prior to testing The drive must be in a ready state before issuing the Send Diagnostic command.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 17 5.2.6.2.4 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.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 18 6.0 P HYSICAL / ELECTRICAL SPECIFICATIONS This section provides information relating to the physical and electrical characteristics of the drive. 6.1 AC POWER REQUIREMENTS None. 6.2 DC POWER REQUIREMENTS The voltage and current requirements for a single drive are shown below.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 19 Table 4 450 GB DC power requirements N OTES 3 G BIT MODE 6 G BIT MODE (A MPS )( A MPS )( A MPS )( A MPS ) Voltage +5V +12V [2] +5V +12V [2] Regulation [5] ±5% ±5% [2] ±5% ±5% [2] Avg idle current [1] [7] 0.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 20 [1] Measured with average reading DC ammeter or equivalent sampling scope. Instantaneous +12V current peaks will exceed these values. Power supply at nominal voltage. N (number of drives tested) = 6, 35 Degrees C ambient.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 21 General DC power requirement notes. 1. Minimum current loading for each supply voltage is not less than 1.7% of the maximum operating current shown. 2. The +5V and +12V supplies should employ separate ground returns.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 22 Figure 2. Typical 450GB current profiles Figure 3. Typical 300GB current profiles.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 23 6.3 P OWER DISSIPATION 600GB model Typical power dissipation under idle conditions in 6Gb operation is 11.62 watts (39.65 BTUs per hour). To obtain operating power for typical random read operations, refer to the following I/O rate curve (see Figure 4).
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 24 300GB model Typical power dissipation under idle conditions in 6Gb operation is 8.71 watts (29.72 BTUs per hour). To obtain operating power for typical random read operations, refer to the following I/O rate curve (see Figure 4).
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 25 DA T emp Check Point 5 1 0 Figure 7. Location of the HDA temperature check point 6.4.2 Relative humidity The values below assume that no condensation on the drive occurs. a. Operating 5% to 95% non-condensing relative humidity with a maximum gradient of 20% per hour.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 26 6.4.4 Shock and vibration Shock and vibration limits specified in this document are measured directly on the drive chassis.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 27 Z Y X Z Y X Figure 8. Recommended mounting 6.4.4.2 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 10 – 300 Hz 1.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 28 c. Non-operating The limits of non-operating vibration shall apply to all conditions of handling and transportation.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 29 6.4.9 Electromagnetic susceptibility See Section 2.1.1.1. 6.5 M ECHANICAL SPECIFICATIONS Refer to Figure 9 for detailed physical dimensions. See Section 10.3, “Drive mounting.” 26.1 1 MAX (1.028 MAX) 2X 20.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 30 7.0 A BOUT FIPS The Federal Information Processing Standard (FIPS) Publication 140-2 is a U.S. Government Computer Security Standard used to accredit cryptographic modules.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 31 8.0 A BOUT SELF - ENCRYPTING DRIVES Self-encrypting drives (SEDs) offer encryption and security se rvices for the protection of st ored data, commonly known as “protection of data at rest.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 32 8.4 D RIVE 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.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 33 9.0 D EFECT 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.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 34 [1] These values are subject to change. Setting these retry counts to a value below the default setting could result in degradation of the unrecovered error rate which may exceed the value given in this product manual.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 35 9.4 B ACKGROUND M EDIA S CAN 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.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 36 10.0 I NSTALLATION Cheetah 15K.7 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.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 37 Figure 11. Air flow 10.3 D RIVE MOUNTING Mount the drive using the bottom or side mounting holes. If you mount the drive using the bottom holes, ensure that you do not physically distort the drive by attempting to mount it on a stiff, non-flat surface.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 38 11.0 I NTERFACE REQUIREMENTS This section partially describes the interface requirements as implemented on Cheetah 15K.7 drives. Additional information is provided in the SAS Interface Manual (part number 100293071).
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 39 11.3 SCSI COMMANDS SUPPORTED Table 9 lists the SCSI commands supported by Cheetah 15K.7 drives. Table 9 Commands supported by Cheetah 15K.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 40 Start-stop Cycle Counter page (0Eh) N Temperature page (0Dh) Y Verify Error Counter page (05h) Y Write error counter page (02h) Y Mode Select (same pa.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 41 [1] Cheetah 15K.7 drives can format to 512, 520, 524, 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.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 42 11.3.1 Inquiry data Table lists the Inquiry command data th at the drive should return to the in itiator per the format given in the SAS Interface Manual . * Copyright year (changes with actual year). ** SCSI Revision support.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 43 4. 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.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 44 11.3.2.1 600GBmodel Mode Sense data 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.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 45 11.3.2.2 450GB model Mode Sense data 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 f.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 46 11.3.2.3 300GB model Mode Sense data 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 f.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 47 11.4 M ISCELLANEOUS OPERATING FEATURES AND CONDITIONS Table 11 lists various features and conditions. A “Y” in the support column indicates the feature or condition is supported. An “N” in the support column indicates the feature or condition is not supported.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 48 Figure 13. SAS connector dimensions 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.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 49 Figure 14. SAS connector dimensions 6.10 Detail A 0.30 0.05 x 45 (5X) 0.40 0.05 X 45 (3X) CORING ALLOWED IN THIS AREA. 2.25 0.05 4.85 0.05 0.10 B E S14 S8 4.40 0.15 SEE Detail 2 3.90 0.15 SECTION A - A SECTION C - C A 0.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 50 11.4.2 Physical characteristics This section defines physical interface connector. 11.4.3 Connector requirements The SAS connector on the drive complies with SFF-8482. Contact your preferred connector manufacturer for mating part information.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 51 11.4.6 SAS transmitters and receivers A typical SAS differential copper transmitter and receiver pair is shown in Figure 15. The receiver is AC coupling to eliminat e ground shift noise. Figure 15. SAS transmitters and receivers 11.
C HEETAH 15K.7 SAS P RODUCT M ANUAL , R EV . F 52 11.5.2 Differential signals The drive SAS differential signals comply with the intra-enclosure (internal connector) requirements of the SAS standard. Table 16 defines the general interface characteristics.
Cheetah 15K.7 SAS Product Manual, Rev. F 53 Numerics 12 volt pins 51 5 volt pins 51 6 Gbps 52 A abort task set function 38 AC coupling 51 AC power requirements 18 ACA active status 47 ACA active, faul.
Cheetah 15K.7 SAS Product Manual, Rev. F 54 signal characteristics 51 specifications 18 electromagnetic compatibility 3 electromagnetic susceptibility 29 EMI requirements 3 encryption engine 31 encryp.
Cheetah 15K.7 SAS Product Manual, Rev. F 55 Intermediate/good 47 Reservation conflict 47 Task set full 47 miscorrected media data 12 Mode sense data, table 42 mounting 37 holes 37 orientations 36 MSID.
Cheetah 15K.7 SAS Product Manual, Rev. F 56 shipping 17 shipping container 24 shock 26 and vibration 26 shock mount 37 SID 31 signal characteristics 51 single-unit shipping pack kit 7 SMART 7 , 13 SMP.
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