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Seagate ST3450657SS инструкция обслуживания

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Похожие руководства по эксплуатации

Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации Seagate ST3450657SS. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции Seagate ST3450657SS или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции Seagate ST3450657SS можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций Seagate ST3450657SS, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции Seagate ST3450657SS должна находится:
- информация относительно технических данных устройства Seagate ST3450657SS
- название производителя и год производства оборудования Seagate ST3450657SS
- правила обслуживания, настройки и ухода за оборудованием Seagate ST3450657SS
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск Seagate ST3450657SS это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок Seagate ST3450657SS и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта Seagate, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания Seagate ST3450657SS, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства Seagate ST3450657SS, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции Seagate ST3450657SS. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

  • Страница 1

    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 models ST3600857SS ST3450657SS ST3300457SS[...]

  • Страница 2

    © 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. Cheetah and SeaTools are either trademarks or registered trademarks of Seagate Technology LLC or one o[...]

  • Страница 3

    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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.0 S[...]

  • Страница 4

    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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 6.3 P OWER DISSIPATION . . . . . . . . . . .[...]

  • Страница 5

    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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 11.4.2 Physical characteristics . . . . . . . . . . . . .[...]

  • Страница 6

    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 & Technical support • Global Support Services telephone numbers & business hours • Authorized Service Centers For information regarding Warran[...]

  • Страница 7

    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. The SAS Interface Manual (part number 100293071) describes the general SAS characte[...]

  • Страница 8

    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. The drive depends on its host equipment to provide adequate power and environment for optimum performance and compliance with applicable industr[...]

  • Страница 9

    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). Korean KCC If this model has the Korean Communications[...]

  • Страница 10

    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. The Serial Attached SCSI interface is designed to meet next-generation computing demands fo[...]

  • Страница 11

    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 • Integrated dual port SAS controller supporting the SCSI protocol • Support for SAS expanders and fanout adapters • Firmware downloadable using the SAS in[...]

  • Страница 12

    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 3.5 F ORMATTED CAPACITIES Standard OEM models are formatted to 512 bytes per block. The block size is[...]

  • Страница 13

    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.7 drives. 4.1 I NTERNAL DRIVE CHARACTERISTICS ST3600057SS ST3450857SS ST3300657SS ST3600957SS ST3450757SS ST3300557SS ST3600857SS ST3450657SS ST330045[...]

  • Страница 14

    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 Interface maximum instantaneous transfer rate 600 Mbytes/sec* per port Logical block sizes Default is 512-byte data blocks Sector sizes variable to 512, 520[...]

  • Страница 15

    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. The buffer is divided into logical segments from which data is read and to which data is wr[...]

  • Страница 16

    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. If read caching is enabled (RCD=0), then data written to the medium is retained in t[...]

  • Страница 17

    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. 5.1 E RROR RATES The error rates stated in this manual assu[...]

  • Страница 18

    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 6.4. Operation at case temperatures outsi[...]

  • Страница 19

    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. T he pro cess o f measuring of[...]

  • Страница 20

    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. The second trip point is user-selectable using the Log Select comma[...]

  • Страница 21

    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. There are multiple reasons why a drive may no t be r[...]

  • Страница 22

    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. Existing data wi ll be moved to make [...]

  • Страница 23

    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. Values indicated apply [...]

  • Страница 24

    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] 0.39 0.68 0.41 0.66 Maximum starting current (peak DC) DC 3 σ [3] 0.65 1.94 0.67 1.94 (peak[...]

  • Страница 25

    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. [2] For +12 V, a –10% tolerance is allowed during initial spindle start but [...]

  • Страница 26

    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. 3. Where power is provided to multiple drives from a common supply, careful conside[...]

  • Страница 27

    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[...]

  • Страница 28

    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). Locate the typical I/O rate for a drive in you[...]

  • Страница 29

    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). Locate the typical I/O rate for a drive in your system on the horizont[...]

  • Страница 30

    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. b. Non-operating 5% to 95% non-c[...]

  • Страница 31

    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. 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 mo[...]

  • Страница 32

    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 1.0 G RMS (0 to peak) 301– 500 Hz 0.5 G RMS (0 to[...]

  • Страница 33

    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. 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 – 22 [...]

  • Страница 34

    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 20.14 (2X .793) 6.35 (.250) 24.00 (.945) 2X 28.45 (2X 1.120) 2X 70.05 (2X 2.758) 122.00 (4.80[...]

  • Страница 35

    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. It is titled 'Security Requirements for Cryptographic Modules (FIPS PUB 140-2)' and is issued by the National Institu[...]

  • Страница 36

    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.” These drives are compliant with the Trusted Computing Group (TCG) Enterprise Storage Specifications as det[...]

  • Страница 37

    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. The variable "LockOnReset" should be set to "PowerCycle" to ensure that the data bands will be locked if power is [...]

  • Страница 38

    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. SCSI defect and error management involves drive internal de[...]

  • Страница 39

    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. A setting of zero (0) will result in the drive not performing error recovery. For[...]

  • Страница 40

    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. In RAID arrays, BMS allows hot spare drives t[...]

  • Страница 41

    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. In such systems,[...]

  • Страница 42

    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. The allowable mounting surface stiffness is 80 [...]

  • Страница 43

    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). 11.1 SAS FEATURES This section lists the SAS-specific features supported by Cheetah[...]

  • Страница 44

    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.7 SAS family drives Command name Command code Supported Change Definition 40h N Compare 39h N Copy 18h N Copy and Verify 3Ah N Format Unit [1] 04h Y DPRY bit supp[...]

  • Страница 45

    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 pages as Mode Sense 1Ah) 15h Y [2] Mode Select (10) (same pages as Mode Sense 1Ah) 55h Y Mode Sense 1Ah Y [2] Caching Parameters page (08h) Y Control Mo[...]

  • Страница 46

    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. [3] Reference Mode Sense command 1Ah for mode pages supported. [4] Y = Yes. Command is [...]

  • Страница 47

    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. Refer to the appropiate SPC release documentation for definitions. PP 10 [...]

  • Страница 48

    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. A zero (0) indicates the value is not changeable. For example, in Ta[...]

  • Страница 49

    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 00 00 00 05 00 ff ff CHG 81 0a ff ff 00 00 00 00 ff 00 ff ff DEF 82 0e 00 00 00 00 00 00 00 00 01 3a 00 00 00 00 CHG 82 0e 00 00 00 00 00 00 00 00 ff[...]

  • Страница 50

    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 ff 00 00 00 05 00 ff ff CHG 81 0a ff ff 00 00 00 00 ff 00 ff ff DEF 82 0e 00 00 00 00 00 00 00 00 01 3a 00 00 00 00 CHG 82 0e 00 00 00 00 00 00 00 00 f[...]

  • Страница 51

    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 ff 00 00 00 05 00 ff ff CHG 81 0a ff ff 00 00 00 00 ff 00 ff ff DEF 82 0e 00 00 00 00 00 00 00 00 01 3a 00 00 00 00 CHG 82 0e 00 00 00 00 00 00 00 00 f[...]

  • Страница 52

    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. 11.4.1 SAS physical interface F[...]

  • Страница 53

    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 0.30 0.05 (2X) 41.13 0.15 B B C C A A 0.20 B 42.73 REF. C OF DATUM D L 1.10 R0.30 0.08 (4X) 2.00 ([...]

  • Страница 54

    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 0.35 0.05 45 R0.30 0.08 C 1.95 0.08 0.08 0.05 1.23 0.05 0.08 0.05 Detail 2 CONTACT[...]

  • Страница 55

    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. The SAS device connector is illustrated in Figures 13 and[...]

  • Страница 56

    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 11.4.7 Power The drive receives power (+5 volts and +12 volts) through [...]

  • Страница 57

    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. 11.6 SAS-2 S PECIFICATION COMPLIANCE Seagate SAS-2 drives are entirely compatible with the lat[...]

  • Страница 58

    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, faulted initiator status 47 acoustics 28 active LED Out signal 51 actuator assembly design 5 adaptive caching 47 Admin SP 31 AES-128 data encryption 31 AF[...]

  • Страница 59

    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 encryption key 32 environment 36 environmental limits 24 requirements 12 environmental control 28 EraseMaster 31 error management 33 rates 12 errors 33 F FC[...]

  • Страница 60

    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 31 N noise audible 3 noise immunity 21 non-operating 25 , 26 , 28 temperature 24 non-operating vibration 28 O office environment 28 operating 25 , 26[...]

  • Страница 61

    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 = 1 in Mode Select command 47 SNW-3 training gap 52 spindle brake 6 standards 3 start/stop time 9 Sulfur 28 surface stiffness allowable for non-flat [...]

  • Страница 62

    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 Dôme, 92100 Bo[...]