Seagate ST450MM0026 Savvio 10K.2 SAS Product Manual

Seagate ST450MM0026 Manual

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  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 1
    Product Manual Savvio® 10K.2 SAS ST9146802SS ST973402SS 100384760 Rev. E April 2012
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 2
    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 terabyte, or TB, equals one trillion bytes. Your computer's operating system may
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 3
    Contents 1.0 Seagate Technology support services 1 2.0 Scope 2 3.0 Applicable standards and Preventive maintenance 15 6.2.3 Hot plugging the drive 15 6.2.4 S.M.A.R.T 16 6.2.5 Thermal monitor 17 6.2.6 Drive Self Test (DST 18 6.2.7 Product warranty 26 Savvio 10K.2 SAS Product Manual, Rev. E i
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 4
    Drive mounting 38 9.4 Grounding 38 10.0 Interface requirements 39 10.1 SAS features 39 10.1.1 task management functions 39 10.1.2 task management responses 39 10.2 Dual port support 40 10.3 SCSI commands supported 54 10.5.2 Differential signals 55 ii Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 5
    Figure 16. Figure 17. Figure 18. Figure 19. Figure 20. Figure 21. Savvio 10K.2 SAS disk drive 2 ST9146802SS current profile 23 ST973402SS current profile 24 ST9146802SS (3Gb) DC current and power vs. input/output ISI loss example at 1.5 Gbps 64 Savvio 10K.2 SAS Product Manual, Rev. E iii
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  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 7
    /support/warranty_&_returns_assistance For information regarding Data Recovery Services, visit http://www.i365.com For Seagate OEM & Distribution partner portal, visit https://direct.seagate.com/portal/system For Seagate reseller portal, visit http://spp.seagate.com Savvio 10K.2 SAS Product Manual
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 8
    describes Seagate Technology® LLC, Savvio® 10K.2 SAS (Serial Attached SCSI) disk drives. Savvio 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
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 9
    in the appropriate sections of this manual and the Seagate SAS Interface Manual, part number 100293071. The Savvio disk drive is a UL recognized component per enclosure does not provide adequate shielding. If the I/O cables are external to the enclosure, shielded cables should be used, with the
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 10
    include: • Typical current use microprocessor • 3.5-inch floppy disk drive • Keyboard • Monitor/display • Printer • External modem • Mouse Although the test system with this Seagate model Taiwanese Bureau of Standards, Metrology, and Inspection (BSMI). 4 Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 11
    and materials in Seagate products are procured from external suppliers. We rely on the representations of Guide Seagate part number: 100384761 SAS Interface Manual Seagate part number: 100293071 SCSI Commands Reference Manual Seagate part number: 100293068 ANSI SAS Documents SFF-82232.5" Drive
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 12
    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. Savvio drives with either SAS or SATA hard disk drives. This allows you to
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 13
    supporting the SCSI protocol • Support for SAS expanders and fanout adapters • Firmware downloadable using the SAS interface • 128 - deep task set (queue) • Supports power is applied to the drive • Zone bit recording ( media used on the drive has an aluminum substrate of queue • Supports start and
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 14
    the Number of Blocks field. A value greater than the maximum number of LBAs is rounded down to the maximum capacity. 4.7 Factory-installed accessories OEM standard drives are shipped with the Savvio 10K.2 SAS Installation Guide (part number 100384761). 8 Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 15
    unit shipping pack. The drive is normally shipped in Guide, part number 100384761, is usually included with each standard OEM drive shipped, but extra copies may be ordered. • The Safety and Regulatory Agency Specifications, part number 75789512, is usually included with each standard OEM drive
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 16
    "SAS physical interface" on page 50 and the SAS Interface Manual (part number 100293071) for additional timing details. 5.2.1 Access , voltage, and horizontal orientation as measured on a representative sample of drives. 4. Access time = controller overhead + average seek time and applies
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 17
    first logical block transfer to or from the host. 5.3 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
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 18
    the buffer. If the cache is enabled (see RCD bit in the SAS Interface Manual ), data requested by the host with a read command is retrieved from the buffer, and 15) does not set up a new segment size. If the STRICT bit in Mode page 00h (byte 2, bit 1) is set to one, the drive responds as it does for
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 19
    set up for read functions. The buffer segmentation scheme is set drive does not overwrite data drive drive settings for the drive 0 enables prefetch. The drive does not use the Max drive enables prefetch of contiguous blocks from the disk when it senses that a prefetch hit will likely occur. The drive
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 20
    the following: • The drive is operated in accordance with this manual using DC power as defined in paragraph 7.2, "DC power requirements." • Errors caused by host system failures are excluded from error rate computations. • Assume random data. • Default OEM error recovery settings are applied. This
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 21
    as drive failures service You can enhance the reliability of Savvio disk drives by ensuring that the drive service life of the drive drive drive looses sync, the drive initiated link reset. The drive fails, the drive does not respond drive carrier prior to inserting it into the system. Caution. The drive
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 22
    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 times 220ms Fully-enabled delay DEXCPT = 0, PERF = 0 455ms 16 Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 23
    method, the firmware will issue to rates of error is to set thresholds for the number drive is performing unacceptably for a period of time. The firmware Savvio drives implement exceeding the drive threatening temperature set at 65°C which is the maximum temperature limit according to the drive
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 24
    value for this drive is 65°C, however, you can set it to any value the drive fails the test, remove it from service and return it to Seagate for service. 6.2.6.1 DST failure definition The drive will drive to be returned to Seagate as a failed drive. 18 Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 25
    Drive cannot read configuration tables from the disk In these conditions, the drive of the drive as drive. Extended test drive When the drive begins DST, The drive reports 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
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 26
    drive. The self-test results value is a 4-bit field that reports the results of the test. If the field is set to zero, the drive transporting or shipping a drive, use only a drive in a non-approved container voids the drive service centers are the only facilities authorized to service Seagate drives
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 27
    DC power requirements The voltage and current requirements for a single drive are shown below. Values indicated apply at the drive connector. Table 12: ST9146802SS DC power requirements Voltage Regulation Avg for AC. All others have 10% margin added. Savvio 10K.2 SAS Product Manual, Rev. E 21
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 28
    drive power requirements should be noted. Where multiple units are powered on simultaneously, the peak starting current must be available to each device. 4. Parameters, other than spindle start, are measured after a 10-minute warm up. 5. No terminator power. 22 Savvio 10K.2 SAS Product Manual
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 29
    apply at the drive power connector. + drive protects against inadvertent writing during power-up and down. 7.2.3 Current profiles The +12V and +5V current profiles for the ST9146802SS and ST973402SS models are shown below. Figure 2. ST9146802SS current profile Savvio 10K.2 SAS Product Manual
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 30
    Figure 3. ST973402SS current profile Note: All times and currents are typical. See Tables 12 and 13 for maximum current requirements. 24 Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 31
    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 horizontal axis and read the corresponding +5 volt current, +12 volt current, and power vs. input/output operations per second Savvio 10K.2 SAS Product Manual, Rev. E 25
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 32
    drive meets all specifications over a 41°F to 131°F (5°C to 55°C) drive drives ability to meet specifications. The MTBF specification for the drive excursions to drive ambient temperatures place the drive in its final drive is packaged in the shipping container designed by Seagate for use with drive
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 33
    drive chassis. If the drive drive movement. The limits of shock and vibration defined within this document are specified with the drive normal The drive, as installed The drive, as drives and integrated drives. The drive axis. The drive subjected to axis. The drive subjected to nonrepetitve
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 34
    height 60 in (1524 mm) 48 in (1219 mm) 42 in (1067 mm) 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 floor or equivalent. Z X X Z Figure 7. Recommended mounting 28 Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 35
    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 near circuitry with sulfide-free alternatives. Savvio 10K.2 SAS Product Manual, Rev. E 29
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 36
    3.1 bels typical when measured to ISO 7779 specification. There will not be any discrete tones more than 10 dB above the masking noise on typical drives when measured according to Seagate specification 30553-001. There will not be any tones more than 24 dB above the masking noise on any
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 37
    accessory. However, dimensions of the front panel are shown in figure below. Refer to Figure 8 for detailed mounting configuration dimensions. See Section 9.3, "Drive mounting." Height: Width: Depth: Weight: 0.583 in 2.76 in 3.957 in 0.50 pounds 14.8 mm 70 mm 100.5 mm 0.227 kilograms Temperature
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 38
    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
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 39
    recovery page has the RC bit = 0, the read retry count set to 4, and the recovery time limit set to 450. A 4-block read command can take up to 371ms operations performed by the drive. Status returned by the drive to the initiator is described in the SAS Interface Manual. Status reporting plays a
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 40
    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 service drive's life. The default setting setting
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 41
    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 rewrite fails, the sector is re-mapped to a spare location. Savvio 10K.2 SAS Product Manual, Rev. E 35
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 42
    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 accomodate the drive host system using the instructions provided by the host system. This connects the drive directly to your system's
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 43
    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 air is determined to be Figure 10. Air flow Above unit Under unit Savvio 10K.2 SAS Product Manual, Rev. E 37
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    you mount the drive using the bottom holes, ensure that you do not physically distort the drive by attempting to in the drive and cannot be separated by the user. The equipment in which the drive is mounted electrically isolating) method of mounting the drive in the host equipment. Increased
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 45
    lists the SAS-specific features supported by Savvio drives. 10.1.1 task management functions Table 15 lists the SAS task management functions supported. Table 15: SAS task management functions supported Task name Abort Task Clear ACA Clear task set Abort task set Logical Unit Reset Query Task
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 46
    ports may be connected in the same or different SCSI domains. Each drive port has a unique SAS address. The two ports run at the same link rate. The first port to successfully complete speed negotiation sets the link rate support by both ports. When the second port participates in speed negotiation
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 47
    bit supported DCRT bit supported STPF bit supported IP bit supported DSP bit supported IMMED bit supported VS (vendor specific) Inquiry Date Code page (C1h) Device Behavior page (C3h) Firmware Numbers page (C0h) Implemented Operating Def page (81h) Jumper Settings page (C2h) Supported Vital Product
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 48
    Drive supported Read (12) Read (16) Read (32) Read Buffer (modes 0, 2, 3, Ah and Bh supported) Command code 15h 55h 1Ah 5Ah 5Eh 5Fh 34h 08h 28h A8h 88h 7Fh/0009h 3Ch Supported N N Y Y Y N Y Y Y Y Y Y [2] Y Y [2] Y Y Y Y Y Y N Y Y Y Y Y N Y Y Y N Y Y Y Y N N N Y 42 Savvio 10K.2 SAS Product Manual
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 49
    supported by Savvio SAS family drive (continued) Command name Read Capacity (10) Read Capacity (16) Read Defect Data (10) Read Defect Data (12) Read Long Read Long (16) Reassign Blocks Receive Diagnostic Results Supported Diagnostics Supported Diagnostics pages (00h) Translate page (40h) Set Limits
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 50
    can result in firmware corruption. This usually makes the drive inoperable. [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. 44 Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 51
    drive should return to the initiator per the format given in the SAS Interface Manual ** SCSI Revision support. See 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
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 52
    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 drive in response to the Mode Sense command pages for SCSI implementation (see the SAS Interface Manual ). DEF = Default value. Standard OEM drives
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 53
    Table 19: Mode Sense data changeable and default values for ST9146802SS drives MODE DATA HEADER: 03 fa 00 10 00 00 00 08 BLOCK DESCRIPTOR: 11 17 73 30 00 00 02 00 MODE PAGES: DEF 81 ff ff ff DEF 80 06 00 80 0f 00 00 00 CHG 80 06 b7 c0 0f 00 00 00 Savvio 10K.2 SAS Product Manual, Rev. E 47
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 54
    Table 20: Mode Sense data changeable and default values for ST973402SS drives MODE DATA HEADER: 03 fa 00 10 00 00 00 08 BLOCK DESCRIPTOR: 08 8b b9 98 00 00 02 00 MODE PAGES: DEF 81 ff ff DEF 80 06 00 80 0f 00 00 00 CHG 80 06 b7 c0 0f 00 00 00 48 Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 55
    22: Miscellaneous status Supported Y Status Good Y Check condition Y Condition met/good Y Busy Y Intermediate/good Y Intermediate/condition met/good Y Reservation conflict Y Task set full N ACA active N ACA active, faulted initiator Savvio 10K.2 SAS Product Manual, Rev. E 49
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 56
    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 11. Physical interface 50 Savvio 10K.2 SAS Product
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 57
    (6X) 5.08 B 0.84 0.05 (22X) 0.15 B 4.90 0.08 P15 P1 S1 S7 CL OF DATUM B Figure 12. SAS device plug dimensions Savvio 10K.2 SAS Product Manual, Rev. E 51
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 58
    1.23 0.05 65 30 0.08 0.05 Detail 2 1.90 0.08 2.40 0.08 0.10 A D Figure 13. SAS device plug dimensions (detail) SECTION B - B 52 Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 59
    in Figures 12 and 13. 10.4.4 Electrical description SAS drives use the device connector for: • DC power • SAS Diff output pair S13* +Port B_out S14 Port B Ground * - Short pin to support hot plugging Pin Signal name Signal type P1* NC (reserved 3.3Volts) P2* NC ( Product Manual, Rev. E 53
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 60
    type and signal name information. 10.5.1 Ready LED Out The Ready LED Out signal is driven by the drive as indicated in Table 24. Table 24: Ready LED Out conditions Normal command activity Ready LED Meaning bit 0.5 seconds on and off for 0.5 seconds) 54 Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 61
    resistor. The LED and the current limiting resistor are external to the drive. See Table 25 for the output characteristics of the LED drive signals. Table 25: LED drive signal State LED off, high LED on, low Test has a range of ± 7 standard deviations. Savvio 10K.2 SAS Product Manual, Rev. E 55
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    eye mask before adding sinusoidal jitter Outline of eye mask after adding sinusoidal jitter Figure 16. Reveive tolerance eye mask 56 Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 63
    receive masks, due to the addition of sinusoidal jitter. Figure 17 defines the sinusoidal jitter mask. Figure 17. Sinusoidal jitter mask Savvio 10K.2 SAS Product Manual, Rev. E 57
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 64
    measurements. The OOB sequence is performed at signal voltage levels corresponding to the lowest supported transfer rate. Table 27 specifies the signal characteristics. Table 27: Transmitter signal characteristics and the idle times of an OOB signal. 58 Savvio 10K.2 SAS Product Manual, Rev. E
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 65
    the average of the individual events is the measure of the asymmetry. Jitter peak-to-peak measured < (maximum total jitter - |Asymmetry|). Savvio 10K.2 SAS Product Manual, Rev. E 59
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 66
    is added to ensure the receiver has sufficient operating margin in the presence of external interference. f Deterministic jitter: 900 kHz to 750 MHz. g Deterministic jitter jitter testing unless otherwise specified. See the SAS Interface Manual for definition of the required pattern on the physical
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 67
    homogenous ground applications (e.g., between devices within an enclosure or rack, or between enclosures interconnected by a common ground return or ground plane). 10.5.2.4.1 Transmitter characteristics The drive are D.C. coupled. Savvio 10K.2 SAS Product Manual, Rev. E 61
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 68
    the transmitter signal at the test points on the required test loads. The transmitter uses the same settings (e.g., preemphasis, voltage swing) with both the zero-length test load and the TCTF test load. connections. The eye masks are shown in 10.5.2.1. 62 Savvio 10K.2 SAS Product Manual, Rev. E
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    loss example for 3.0 Gbps ISI loss 3.9 dB -10.9 dB Sample compliance interconnect 0.3 1.5 3.0 Frequency (GHz) Figure 20. ISI loss example at 3.0 Gbps Savvio 10K.2 SAS Product Manual, Rev. E 63
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 70
    1.5 Gbps 10.5.2.5 Receiver characteristics The drive receiver is A.C. coupled. The receive TxRx connection. The figure given assumes that any external interference occurs prior to the point at which the an amount proportional to the actual externally induced interference between the application point
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 71
    10 drive failure 15 drive mounting 31, 38 drive select 53 dual port support 40 E electrical description of connector 53 signal characteristics 54 specifications 21 electromagnetic compatibility 3 electromagnetic susceptibility 30 EMI requirements 3 Savvio 10K.2 SAS Product Manual, Rev
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 72
    guide 5 interface commands supported 41 error rate 14 errors 15 illustrated 50 physical 50 requirements 39 interleave minimum 11 intermediate/condition met/good status 49 intermediate/good status 49 internal data rate 10 internal defects/errors 32 internal drive characteristics 10 IRAW 35 J jumpers
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 73
    Task set full relative humidity 27 reliability 8 specifications 14 reliability and service 15 repair and return information 20 reporting actual task management functions 39 SAS documents 5 SAS Interface Manual 3, 5 SCSI interface commands supported 41 seek error defined 15 rate 14 seek performance
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 74
    task set full status 49 technical support services 1 temperature 26, 37 ambient 26 case 26 gradient 26 limits 26 non-operating 26 regulation 3 See also cooling terminate task function 39 terminators 36 tracks per inch 10 tracks per surface 10 transmitters 54 transporting the drive 20 U unformatted
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 75
  • Seagate ST450MM0026 | Savvio 10K.2 SAS Product Manual - Page 76
    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
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Product Manual
Savvio
®
10K.2 SAS
100384760
Rev. E
April 2012
ST9146802SS
ST973402SS