Seagate Cheetah 15K.7 SAS ST3300557SS Product Manual Download Page 60

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Cheetah 15K.7 SAS Product Manual, Rev. A

10.3.2.3

ST3300657SS and ST3300557SS 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

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DEF 83 16 bb d0 00 00 00 00 03 80 04 c4 02 00 00 01 00 c0 00 4c 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 01 8a 9a 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 3a a7 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 0b ff 00 00 00 00 00 ff ff

CHG 87 0a 0f 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 02 00 00 00 00 00 00 00 0c 80

CHG 8a 0a 03 f0 00 00 00 00 00 00 00 00

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CHG 59 02 00 0c 00 00 ff ff 00 00 00 00 00 00 00 00

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00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

Summary of Contents for Cheetah 15K.7 SAS ST3300557SS

Page 1: ...Product Manual Cheetah 15K 7 SAS 100516226 Rev A May 2009 Standard models ST3600057SS ST3450857SS ST3300657SS Self Encrypting Drive models ST3600957SS ST3450757SS ST3300557SS ...

Page 2: ...he United States and or other countries All other trademarks or registered trademarks are the property of their respective own ers One gigabyte or GB equals one billion bytes when referring to hard drive capacity Accessible capacity may vary depending on operating environment and formatting Quantitative usage examples for various applications are for illustrative purposes Actual quantities will va...

Page 3: ... General performance characteristics 9 4 3 Start stop time 9 4 4 Prefetch multi segmented cache control 10 4 5 Cache operation 10 4 5 1 Caching write data 11 4 5 2 Prefetch operation 11 5 0 Reliability specifications 12 5 1 Error rates 12 5 1 1 Recoverable Errors 12 5 1 2 Unrecoverable Errors 12 5 1 3 Seek errors 13 5 1 4 Interface errors 13 5 2 Reliability and service 13 5 2 1 Annualized Failrue ...

Page 4: ...agement 37 8 1 Drive internal defects errors 37 8 2 Drive error recovery procedures 37 8 3 SAS system errors 39 8 4 Background Media Scan 39 8 5 Media Pre Scan 40 8 6 Deferred Auto Reallocation 40 8 7 Idle Read After Write 40 9 0 Installation 41 9 1 Drive orientation 41 9 2 Cooling 41 9 3 Drive mounting 42 9 4 Grounding 42 10 0 Interface requirements 43 10 1 SAS features 43 10 1 1 task management ...

Page 5: ...Cheetah 15K 7 SAS Product Manual Rev A iii 10 5 2 Differential signals 61 10 6 SAS 2 Specification compliance 61 10 7 Additional information 61 11 0 Seagate Technology support services 62 ...

Page 6: ...iv Cheetah 15K 7 SAS Product Manual Rev A ...

Page 7: ...gate SAS drives The Self Encrypting Drive SED Users Guide part number 100515636 describes the interface general operation and security features available on SED drives Note 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 encryp tion was necessary Model Number Capacity...

Page 8: ...ectromagnetic 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 r...

Page 9: ...is model has the Korean Communications Commission KCC logo it complies with paragraph 1 of Article 11 of the Electromagnetic Compatibility EMC Control Regulation and meets the Electromagnetic Compatibil ity Framework requirements of the Radio Research Laboratory RRL Ministry of Information and Communica tion Republic of Korea Taiwanese BSMI If this model has two Chinese words meaning EMC certifica...

Page 10: ...h 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 Architecure Model 4 SAM 4 Standard T10 1561 D ISO IEC 14776 xxx SCSI Primary Commands 3 SPC 3 Standard T10 1416 D ISO IEC 14776 xxx SCSI Block Commands 2 SBC 2 Standard T10 1417 D Trusted C...

Page 11: ...continue to leverage your existing investment in SCSI while gaining a 3Gb s serial data transfer rate Cheetah 15K 7 SAS SED models have provisions for Security of Data at Rest based on the standards defined by the Trusted Computing Group see www trustedcomputinggroup org Note Never disassemble the HDA and do not attempt to service items in the sealed enclosure heads media actuator etc as this requ...

Page 12: ...lied to the drive Zone bit recording Vertical horizontal or top down mounting Dynamic spindle brake 16 Mbyte data buffer Drive Self Test Background Media Scan Power Save Cheetah 15K 7 SAS SED models have the following additional features Automatic data encryption decryption on all writes and reads to and from the media Controlled access Random number generator Drive locking Two independent data ba...

Page 13: ...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 You may order the following items which are incorporated at the manufacturing faci...

Page 14: ... 37 1 49 2 37 Gbits sec max Disk rotation speed 15k 15k 15k RPM Avg rotational latency 2 0 2 0 2 0 msec One Gbyte equals one billion bytes when referring to hard drive capacity Accessible capacity may vary depending on operating environment and formatting 4 2 Seek time See Section 10 4 1 SAS physical interface on page 56 and the SAS Interface Manual part number 100293071 for additional timing deta...

Page 15: ...mand 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...

Page 16: ...e 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 ...

Page 17: ...and 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 gen erated 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 dat...

Page 18: ...e detected and corrected by the drive and do not require user intervention Recoverable Data errors use retries and correction Application of ECC on the fly correction alone is not con sidered a Recovered Data error 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 duri...

Page 19: ...ction 6 4 may increase the AFR decrease the MTBF AFR and MTBF statistics are population statistics that are not relevant to individual units AFR and MTBF specifications are based on the following assumptions for Enterprise Storage System environ ments 8 760 power on hours per year 250 average on off cycles per year Operations at nominal voltages Systems will provide adequate cooling to ensure the ...

Page 20: ...rmal 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 You 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 two hours You can interrogate the drive through the host to determine...

Page 21: ...s unacceptable To accom plish 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 pre dictive threshold a predictive failure is signaled This counter is referred to as the Failure History Counter There is a separate Failure History Counter for e...

Page 22: ...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 consi...

Page 23: ...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 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 ...

Page 24: ...or transporting the repair or replacement item to the customer For more detailed warranty information refer to the standard terms and conditions of purchase for Seagate products on your pur chase documentation The remaining warranty for a particular drive can be determined by calling Seagate Customer Service at 1 800 468 3472 You can also determine remaining warranty using the Seagate web site www...

Page 25: ...equirements 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 commensurate increase of about 150mW ...

Page 26: ...04 0 56 0 04 Peak operating current random read Typical DC 1 6 1 0 44 1 15 0 45 1 17 Maximum DC 3σ 1 0 49 1 20 0 51 1 21 Maximum DC peak 3σ 1 32 3 00 1 34 3 00 Peak operating current random write Typical DC 1 6 1 0 51 1 03 0 53 1 04 Maximum DC 3σ 1 0 56 1 05 0 58 1 07 Maximum DC peak 3σ 1 26 2 94 1 28 2 92 Peak operating current sequential read Typical DC 1 6 1 0 98 0 83 0 99 0 84 Maximum DC 3σ 1 ...

Page 27: ...04 0 56 0 04 Peak operating current random read Typical DC 1 6 1 0 45 1 01 0 47 1 02 Maximum DC 3σ 1 0 48 1 08 0 51 1 06 Maximum DC peak 3σ 1 28 2 90 1 30 2 84 Peak operating current random write Typical DC 1 6 1 0 52 0 90 0 55 0 89 Maximum DC 3σ 1 0 56 0 93 0 58 0 91 Maximum DC peak 3σ 1 24 2 78 1 26 2 84 Peak operating current sequential read Typical DC 1 6 1 0 98 0 69 1 03 0 67 Maximum DC 3σ 1 ...

Page 28: ...Notes ST3300657SS ST3300557SS 3 Gbit mode ST3300657SS ST3300557SS 6 Gbit mode Amps Amps Amps Amps Voltage 5V 12V 2 5V 12V 2 Regulation 5 5 5 2 5 5 2 Avg idle current 1 7 0 34 0 58 0 35 0 58 Maximum starting current peak DC DC 3σ 3 0 53 1 92 0 54 1 92 peak AC AC 3σ 3 0 98 3 82 0 86 3 98 Delayed motor start max DC 3σ 1 4 0 47 0 04 0 48 0 04 Peak operating current random read Typical DC 1 6 1 0 41 0 ...

Page 29: ...tion 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 4 Parameters other than spindle start are measured after a 10 minute warm up 5 No terminator power 6 2 1 Conducted noise immunity Noise is specified as a periodic and random distribution of frequencies covering a band from DC to ...

Page 30: ...24 Cheetah 15K 7 SAS Product Manual Rev A Figure 1 Typical 600GB current profiles Figure 2 Typical 450GB current profiles ...

Page 31: ...Cheetah 15K 7 SAS Product Manual Rev A 25 Figure 3 Typical 300GB current profiles ...

Page 32: ...ing 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 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 Figure 4 ST3600057SS DC current and power vs input output operations per second...

Page 33: ...r 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 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 Figure 5 ST3450857SS DC current and power vs input output operations per second ...

Page 34: ... Temperature a Operating The maximum allowable continuous or sustained HDA case temperature for the rated Annualized Failure Rate AFR is 122 F 50 C The maximum allowable HDA case temperature is 60 C Occasional excur sions of HDA case temperatures above 122 F 50 C or below 41 F 5 C may occur without impact to the specified AFR Continual or sustained operation at HDA case temperatures outside these ...

Page 35: ...bration 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 T...

Page 36: ... shock not exceeding the three values below shall not exhibit device damage or performance degradation 80 Gs at a duration of 11 msec half sinewave 300 Gs at a duration of 2 msec half sinewave 150 Gs at a duration of 0 5 msec half sinewave 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 h...

Page 37: ...g 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 the abnormal vibration period Specified operational performance will continue when normal operating vibration levels are resumed Th...

Page 38: ...s 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 95 Materials used in cabinet fabrication such as vulca ...

Page 39: ...80 kilograms 26 11 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 4 803 2X 130 05 2X 5 120 0 36 014 146 99 MAX 5 787 MAX 131 17 5 164 85 60 3 370 41 15 1 620 2X 29 21 2X 1 150 1 45 057 3 17 125 20 14 793 50 80 2 000 101 60 25 4 000 010 2X 100 13 2X 3 942 98 42 3 875 20 68 814 33 40 1 315 0 76 030 0 13 005 0 13 005 3 50 38 138 015 0 25 010 0 99 039 0 41 ...

Page 40: ... and do not detract in any way from the performance of the drive 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 ea...

Page 41: ...ipped 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 ...

Page 42: ...ver 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 2 for power requirements on the standard non SED drive models 7 9 Supported ...

Page 43: ... 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 8 2 Drive error recovery procedures When an error occurs during drive operation the drive if programmed...

Page 44: ...ds or AWRE bit for writes is one the RC bit is zero and the recov ery 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 Retr...

Page 45: ... errors Information on the reporting of operational errors or faults across the interface is given in the SAS Interface 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 in the SAS Interface Manu...

Page 46: ...ntil 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 u...

Page 47: ...hrough the SAS connector The drive is shipped from the factory low level formatted in 512 byte logical blocks You need to reformat the drive only if you want to select a different logical block size 9 1 Drive orientation The drive may be mounted in any orientation All drive performance characterizations however have been done with the drive in horizontal disks level and vertical drive on its side ...

Page 48: ... 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 9 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...

Page 49: ...nagement functions Table 17 lists the SAS task management functions supported 10 1 2 task management responses Table 18 lists the SAS response codes returned for task management functions supported Table 17 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 Table 18 Task management res...

Page 50: ...ime Full duplex The drive supports sending XFER_RDY DATA and RESPONSE transfers while receiving frames on both ports 10 3 SCSI commands supported Table 19 lists the SCSI commands supported by Cheetah 15K 7 drives Table 19 Commands supported by Cheetah 15K 6 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...

Page 51: ... Y 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 Mode page 0Ah Y Disconnect Reconnect 02h Y Error Recovery page 01h Y Format page 03h Y Information Exceptions Control page 1Ch Y Background Scan mode subpa...

Page 52: ...Release 17h Y Release 10 57h Y Request Sense 03h Y Actual Retry Count bytes Y Extended Sense Y Field Pointer bytes Y Reserve 16h Y 3rd Party Reserve Y Extent Reservation N Reserve 10 56h Y 3rd Party Reserve Y Extent Reservation N Rezero Unit 01h Y Search Data Equal 31h N Search Data High 30h N Search Data Low 32h N Seek 0Bh Y Seek Extended 2Bh Y Send Diagnostics 1Dh Y Supported Diagnostics pages 0...

Page 53: ... is supported N No Command is not supported A Support is available on special request Test Unit Ready 00h Y Verify 2Fh Y BYTCHK bit Y Write 0Ah Y Write and Verify 2Eh Y DPO bit Y Write Buffer modes 0 2 supported 3Bh Y Firmware Download option modes 5 7 Ah and Bh supported 3 Y Write Extended 2Ah Y DPO bit Y FUA bit Y Write Long 3Fh Y Write Same 41h Y PBdata N LBdata N XDRead 52h N XDWrite 50h N XPW...

Page 54: ... ASCII digits representing the eight digits of the product serial number Bytes 18 through 26 reflect model of drive The table above shows the hex values for Model ST3600057SS Table 20 Cheetah 15K 7 inquiry data Bytes Data hex 0 15 00 00 xx 12 8B 00 PP 02 53 45 41 47 41 54 45 20 Vendor ID 16 31 53 54 33 36 30 30 30 35 37 53 53 1 20 20 20 20 20 Product ID 32 47 R R R R S S S S S S S S 00 00 00 00 48...

Page 55: ...e media prior to shipping 3 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 values after a power on reset hard reset or Bus Device Reset message 4 Changeable values Changeable values form a bit mask s...

Page 56: ... 06 00 00 00 00 00 CHG 18 06 00 00 00 00 00 00 DEF 99 06 06 00 07 d0 00 00 CHG 99 06 10 00 ff ff ff ff DEF d9 01 00 64 00 06 00 02 00 00 00 00 10 29 0e 00 50 00 c5 00 00 68 64 a9 50 06 05 b0 00 29 2d d5 07 00 00 00 00 00 00 00 88 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 00 00 10 29 0e 00 50 00 c5 00 00 68 64 aa 50 06 05 b0 00 29 2d d4 06 00 00 00 00 00 00 00 88 aa 00 00 00 00 00 00 00 00...

Page 57: ...CHG 9c 0a 9d 0f ff ff ff ff ff ff ff ff DEF dc 01 00 0c 01 01 00 18 00 18 00 00 00 00 00 00 CHG dc 01 00 0c 00 01 ff ff ff ff 00 00 00 00 00 00 DEF 80 06 00 80 0f 00 00 00 CHG 80 06 b7 c0 8f 00 00 00 READ CAPACITY DATA READ BUFFER 0 1 2 3 4 5 6 7 8 9 A B C D E F ASCII 000000 45 DD 2F AF 00 00 02 00 __ __ __ __ __ __ __ __ ...

Page 58: ...00 DEF 99 0e 06 00 07 d0 00 00 00 00 00 00 00 00 00 00 CHG 99 0e 10 00 ff ff ff ff 00 00 00 00 00 00 00 00 DEF d9 01 00 64 00 06 00 02 00 00 00 00 10 29 0e 00 50 00 c5 00 00 15 4b 65 50 06 05 b0 00 29 28 55 07 00 00 00 00 00 00 00 88 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 00 00 10 29 0e 00 50 00 c5 00 00 15 4b 66 50 06 05 b0 00 29 28 54 06 00 00 00 00 00 00 00 88 aa 00 00 00 00 00 00 0...

Page 59: ...c 0a 9d 0f ff ff ff ff ff ff ff ff DEF dc 01 00 0c 01 01 00 18 00 18 00 00 00 00 00 00 CHG dc 01 00 0c 00 01 ff ff ff ff 00 00 00 00 00 00 DEF 80 06 00 80 0f 00 00 00 CHG 80 06 b7 c0 8f 00 00 00 READ CAPACITY DATA READ BUFFER 0 1 2 3 4 5 6 7 8 9 A B C D E F 000000 34 65 F8 6F 00 00 02 00 ...

Page 60: ...00 00 00 00 00 CHG 18 06 00 00 00 00 00 00 DEF 99 0e 06 00 07 d0 00 00 00 00 00 00 00 00 00 00 CHG 99 0e 10 00 ff ff ff ff 00 00 00 00 00 00 00 00 DEF d9 01 00 64 00 06 00 02 00 00 00 00 14 0a 0e 00 50 00 c5 00 00 5f 66 d5 50 00 00 00 80 00 00 00 01 00 00 00 00 00 00 00 88 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 00 00 14 2a 0e 00 50 00 c5 00 00 5f 66 d6 50 00 00 00 80 00 00 01 03 00 00 ...

Page 61: ...onditions 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 21 Miscellaneous features Supported Feature or condition N Automatic contingent allegiance N Asynchronous event notification N Synchronized locked spindle operation Y Segmented caching N Zero latency read Y Queue tagging up to 64 q...

Page 62: ... 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 Y Intermediate good Y Intermediate condition met good Y Reservation conflict Y Task set full N ACA active N ACA active faulted initiator Table 22 Miscellaneous status Supported Status SAS Interface co...

Page 63: ... 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 3X 5 08 0 45 0 03 7X 0 10 M E 4 65 0 80 6X 7 62 5 92 0 52 0 08 x 45 ...

Page 64: ...r preferred connector manufacturer for mating part information The SAS device connector is illustrated in Figures 12 and 13 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 SURFACE FLUSH TO DAT...

Page 65: ... plugging NC No connection in the drive Pin Signal name Signal type Pin Signal name Signal type S1 Port A Ground P1 NC reserved 3 3Volts S2 Port A_in Diff input pair P2 NC reserved 3 3Volts S3 Port A_in P3 NC reserved 3 3Volts S4 Port A Ground P4 Ground S5 Port A_out Diff output pair P5 Ground S6 Port A_out P6 Ground S7 Port A Ground P7 5 Volts charge S8 Port B Ground P8 5 Volts S9 Port B_in Diff ...

Page 66: ...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 10 5 Signal characteristics This section describes the electrical signal characteristics of the drive s input and output signals See Table 23 for signal type and signal name information 10 5 1 Ready LED Out ...

Page 67: ...e SNW 3 training gap The DFE circuit can derive an optimal equalization characteristic to compen sate 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 10 7 Additional information Please contact your Seagate representa...

Page 68: ... single password protected Web interface anytime anywhere in the world spp seagate com spp seagate com supports Seagate resellers with product information program benefits and sales tools You may register for customized communications that are not available on the web These communications contain product launch EOL pricing promotions and other channel related information To learn more about the be...

Page 69: ...e Centers are available on a global basis for the return of defective products See www sea gate com for the service center near you USA Canada Latin America support services For an extensive list of telephone numbers to technical support presales and warranty service in USA Canada Latin America including business hours go to the Contact Us page on www seagate com Global Customer Support Presales T...

Page 70: ...64 Cheetah 15K 7 SAS Product Manual Rev A ...

Page 71: ...ce 10 busy status 55 C cache operation 10 cache segments 10 caching write data 11 Canadian Department of Communications 2 capacity unformatted 8 CBC 34 check condition status 55 chemical pollutants 32 Cipher Block Chaining 34 class B limit 2 clear ACA function 43 clear task set function 43 commands supported 44 condensation 29 condition met good status 55 connector illustrated 58 requirements 58 c...

Page 72: ...d and disc assembly See HDA heads read write data 8 heat removal 41 heat source 41 host equipment 42 hot plugging the drive 13 humidity 29 humidity limits 28 I Idle Read After Write 40 inquiry data 48 installation 41 interface commands supported 44 error rate 12 errors 13 illustrated 56 physical 56 requirements 43 intermediate condition met good status 56 intermediate good status 56 internal data ...

Page 73: ...ce characteristics detailed 8 general 9 performance degradation 30 performance highlights 6 physical damage 32 physical dimensions 33 physical interface 56 physical specifications 19 pin descriptions 59 power 60 dissipation 26 requirements AC 19 requirements DC 19 sequencing 23 power distribution 2 PowerCycle 35 prefetch multi segmented cache control 10 preventive maintenance 12 protection of data...

Page 74: ...brake 6 standards 2 start stop time 9 Sulfur 32 support services 62 surface stiffness allowable for non flat surface 42 switches 41 synchronized spindle operation 55 system chassis 42 T task management functions 43 Abort task set 43 Clear ACA 43 Clear task set 43 terminate task 43 task management response codes 43 Function complete 00 43 Function not supported 05 43 Function reject 04 43 task set ...

Page 75: ......

Page 76: ...Seagate Technology LLC 920 Disc Drive Scotts Valley California 95066 4544 USA Publication Number 100516226 Rev A Printed in USA ...

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