SeagateメーカーST973352SSの使用説明書/サービス説明書
ページ先へ移動 of 78
Product Manual Savvio ® 15K.2 SAS 100516230 Rev . E March 201 1 St andard Models ST9146852SS ST973452SS Self-Encrypting Drive Models ST9146752SS ST973352SS SED FIPS 140-2 Models ST9146652SS ST973252S.
© 201 1, Seagate T echnology LLC All ri ghts rese rved . Publication number: 1005 16230, Rev . E March 20 1 1 Seagate, Seagate T echnology and the W a ve logo are registered trademar ks of Seagate T echnol - ogy LLC in the United S tates and/or other countrie s.
Savvio 15K.2 SAS Product Manual, Rev. E i Content s 1.0 Seagate Technology support services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ii Savvio 15K.2 SAS Pr oduct M anual, Rev. E 7.4.2 Relative humidit y . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 7.4.3 Effective altitude (sea level) . . . . . . . . . . . . . . . . . . . . . . .
Savvio 15K.2 SAS Product Manual, Rev. E iii 12.5.1 Ready LED Out . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 12.5.2 Differential signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
iv Savvio 15K.2 SAS Pr oduct M anual, Rev. E.
Savvio 15K.2 SAS Product Manual, Rev. E 1 List of Figures Figure 1. Current profile for 146GB models. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Figure 2. Current pr ofile for 73GB m odels . . . . . . .
.
Savvio 15K.2 SAS Product Manual, Rev. E 1 1.0 Seagate T echnology support services SEAGA TE ONLINE SUPPORT and SERVICES For information regarding pr oducts and services, visit http://www .
2 Savvio 15K.2 SAS Pr oduct Manual , Rev. E 2.0 Scope This manual describes Seagate T echnology ® LLC, Savvio ® 15K.2 SAS (Serial Attached SCSI) disc drives. Savvio drives support the SAS Protoc ol specifications to the extent described in this manual.
Savvio 15K.2 SAS Product Manual, Rev. E 3 3.0 Applicable st andards an d reference docume nt ation The drives documented in this manual have been developed a s system per ipher als to th e hi ghest st andard s of design and construction.
4 Savvio 15K.2 SAS Pr oduct Manual , Rev. E 3.1.2 Electromagnetic complian ce Seagate uses an in dependent laborator y to confirm comp liance with the directives/st andards for CE Marking and C-T ick Marking. The dr ive was tested in a r epresen t ative system for typical applications.
Savvio 15K.2 SAS Product Manual, Rev. E 5 3.1.3 European Union Restr iction of Hazardous Su bst ances (RoHS) The Europea n Union Restric tion of Hazardou s Substances (RoHS) D irective restric ts the presence of ch emical substances, including Lea d (Pb), in electronic product s ef fective July 200 6.
6 Savvio 15K.2 SAS Pr oduct Manual , Rev. E 4.0 General description Savvio drives provide high performance, high ca pacity da ta storage for a variety of systems including e ngi- neering workst ations, network se rvers, mainframes, and supercomputers.
Savvio 15K.2 SAS Product Manual, Rev. E 7 4.1 St andard features Savvio drives have the following sta ndard features: • Perpendicu lar recordin g technology • 1.
8 Savvio 15K.2 SAS Pr oduct Manual , Rev. E 4.3 Performance • Firmware-controlled multis egmented cache designed to dynamically adjust segments for enhanced system performance • 600 Mbytes/sec maximum in stant aneous dat a transfer s • 15k RPM spin dle.
Savvio 15K.2 SAS Product Manual, Rev. E 9 4.6 Programmable drive cap acity Using the Mode Select command, th e d rive can change it s capacity to something less than maximum. See the Mode Select (6) parameter list t able in the SAS Interface Manual , p art numbe r 100293071.
10 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 5.0 Performance characteristics This section provides detailed inform ation concer ning perfor mance-r elate d characteri stics and featu res of Sav- vio drives. 5.1 Internal drive characteristics ST9146852SS ST973452SS ST9146752SS ST973352SS ST9146652SS ST973252SS Drive capacity 146.
Savvio 15K.2 SAS Product Manual, Rev. E 11 5.2.2 Forma t co mma n d exe cu ti o n tim e ST9146852SS ST9146752SS ST9146652SS ST973452SS ST973352SS ST973252SS Maximum (with verify) 64 minutes 47 minutes.
12 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 5.4 Prefetch/multi-segmented cache control The drive provides a prefetch (read look-a head) and mu lti-seg mented cache control algo rithms that in many cases can enhance system performance . Cache refers to the drive buffer storage space wh en it is used in cache operations.
Savvio 15K.2 SAS Product Manual, Rev. E 13 5.5.1 Caching write dat a Write caching is a write op eration by the dr ive that m akes us e of a driv e buffer storag e area where th e data to be written to the med ium is stored while the drive performs the W rite command .
14 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 6.0 Reliability specifications The following reliability specifications assume correct host and drive operational interfac e, including all inter- face timings, power supply volt ages, environment al requirement s and drive mounting co nstraint s.
Savvio 15K.2 SAS Product Manual, Rev. E 15 6.1.3 Seek errors A seek error is defined as a failure of the drive to posi tion the heads to the addr essed track. After detecting an initial seek error , the drive automatically performs an er ror recovery process.
16 Savvio 15K.2 SAS Pr oduct M anual, Rev. E Caution. The driv e motor must come t o a complet e stop prior to chan ging the plane of oper ation. This time is required to in su re data integrity . 6.2.4 S.M.A.R.T . S.M.A.R.T . is an acronym for Self-Monitoring Analysis and Reporting T e chnology .
Savvio 15K.2 SAS Product Manual, Rev. E 17 S.M.A.R.T . measures error rates. All errors for each mo nitor ed attribute are r ecorded. A counter keep s tr ack of the number of erro r s fo r the current interval. Th is counter is referred to as the Failure Counter .
18 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 6.2.6 Driv e Sel f T est (DST ) Drive Self T est (DST) is a technology designed to recogn ize drive fault conditions th at qualify the dr ive as a failed unit. DST validates the functi onality of the drive at a system level.
Savvio 15K.2 SAS Product Manual, Rev. E 19 6.2.6.2. 3 Short a nd exten ded tests DST has two testing options: 1. short 2. extended These testing options are describ ed in the following two subsections. Each test consists of three segment s: an electrical te st segme nt, a servo test segment, and a read/verify scan segment.
20 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 6.2.7 Pro duct warran ty Beginning on the date of shipme nt to the customer an d continu ing for the per iod specified in your purchase contract, Seagate w.
Savvio 15K.2 SAS Product Manual, Rev. E 21 7.0 Physical/electrical specifications This section provides information relating to the physical and electrical char acteristics of the drive. 7.1 AC power requirement s None. 7.2 DC power requirement s The volt age and current requireme nts for a single drive are shown below .
22 Savvio 15K.2 SAS Pr oduct M anual, Rev. E T able 2: 146GB models DC power requirement s Notes 3.0 Gbit mode 6.0 Gbit mode (Amps) (Amp s) (Amp s) (Amp s) V olt age +5V +12V [2] +5V +12V [2] Regulation [5] ±5% ±5% [2] ±5% ±5% [2] Avg idle current DC [1] [7] 0.
Savvio 15K.2 SAS Product Manual, Rev. E 23 [1] Measured with average reading DC ammeter . Instant aneous +12V cu rrent peaks will exceed these val - ues.
24 Savvio 15K.2 SAS Pr oduct M anual, Rev. E General DC power requirement notes. 1. Minimum cu rrent loading for each su pply voltage is not less than 1.7% of the ma ximum operating curren t shown. 2. The +5V and +12V supplies should employ sep arate groun d returns.
Savvio 15K.2 SAS Product Manual, Rev. E 25 7.2.3 Current profiles The +12V and +5V current profiles for th e Savvio 15K.2 SAS drives are shown below . Figure 1.
26 Savvio 15K.2 SAS Pr oduct M anual, Rev. E Figure 2. Current pr ofile for 73GB mo dels Note: All times and currents are typical. See T abl es 2 a nd 3 for maximum current requirements.
Savvio 15K.2 SAS Product Manual, Rev. E 27 7.3 Power dissip ation 146GB models in 6.0 Gbit operation T ypical power dissipation und er idle conditions in 6.0 Gb operation is 4.37 watts (14.91 BTUs pe r hour). T o obtain operatin g power for typical ra ndom read operatio ns, refer to the following I/O rate curve (see Figure 3).
28 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 73GB models in 6.0 Gb it operation T ypical power dissipation under idle conditions in 6. 0 Gb operation is 4.01 watt s (13.68 BTUs per hour). T o obtain operatin g power for typical ra ndom read operatio n s, refer t o the follo wing I/O rat e curve (s ee Figure 3).
Savvio 15K.2 SAS Product Manual, Rev. E 29 7.4 Environment al limit s T emperature and humidity values experienced by the driv e must be such that condens ation does not occur on any drive part. Altitude and atmospheric p ressure specif icat ions are referenced to a st andard day at 58.
30 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 7.4.3 Effective altitude (sea level) a. Operating –1,000 to +10,000 feet (–305 to +3,048 meters) b. Non-operatin g –1,000 to +40,000 feet (–305 to +12,19 2 meters) 7.4.4 Shock and vibration Shock and vibration limits specified in this document are measu red dir ectly on the drive chassis.
Savvio 15K.2 SAS Product Manual, Rev. E 31 d. Packaged Disk drives shipped as loose load (not p alletized) general freight will be packaged to withs tand drop s from heights as define d in the table below . For additional details refer to Seagate specifications 30190-001 (under 100 lbs/45 kg) or 30191-00 1 (over 100 lbs/45 Kg) .
32 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 7.4.4.2 Vibration a. Operating—normal The drive as ins talled for normal ope ration, shall comply with the c omplete sp ecified performance while subjected to continuous vi bration not excee ding 5 - 500 Hz, swept sine: 0.
Savvio 15K.2 SAS Product Manual, Rev. E 33 7.4.7 Aco ustics Sound powe r during idle mo de shall be 3. 25 bels typical when measured to ISO 777 9 specification. Sound power during operating mode shall be 3.35 bels typical when measured to ISO 7779 specificatio n.
34 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 7.5 Mechanical specifications Refer to Figure 9 for det ailed mo unting configuratio n dimensions. See Section 1 1.3, “Drive mounting.” Note. These dimensions conform to the Small Form Factor S tandard documented in SFF-8201 and SFF-8223, found at www .
Savvio 15K.2 SAS Product Manual, Rev. E 35 8.0 About FIPS The Federal Information Proce ssing S t andard (FIPS) Publication 140-2, FIPS PU B 140-2 , is a U.S. govern- ment computer securi ty st andard used to accre dit cryptogr aphic modules. It is titled “Security Require ment s for Cryptographic Mo dule s”.
36 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 9.0 About self-e ncrypting drives Self-encrypting d rives (SEDs) of fer encryption and se cu rity services for the protection of stored data, com- monly known as “protection of data at rest.
Savvio 15K.2 SAS Product Manual, Rev. E 37 9.2.2 L ocking SP The Locking SP contro ls read/write a ccess to the med ia and the cryptographic e rase feature.
38 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 9.6 Cryptographic erase A significant featur e of SEDs is the ability to perfo rm a cryptographic er ase. This involves the host telling the drive to change the dat a encryption ke y for a p articu lar band.
Savvio 15K.2 SAS Product Manual, Rev. E 39 10.0 Defect and er ror management Seagate continues to use innova tive technologies to manage defect s and errors. The se technologies are designed to increase dat a integrity , perform drive self-maintenance, and validat e proper drive operation.
40 Savvio 15K.2 SAS Pr oduct M anual, Rev. E The drive firmware er ror recovery algorithms con sists of 1 1 levels for read recoveries and five levels for write. Each level may consist of multiple st eps, where a step is defined as a re cove ry function involving a single re- read or re-write atte mpt.
Savvio 15K.2 SAS Product Manual, Rev. E 41 10.4 Background Media Scan Background Media Scan ( BMS) is a self-initiated me di a scan. BMS is define d in the T10 docume nt SPC-4 available from the T10 co mmittee. BMS perform s sequentia l re ads across the entire p ack of the media while the drive is idle.
42 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 10.7 Idle Read Af ter W rite Idle Read After W r ite (IRA W) utilizes idle time to verify the integrity of rece ntly written data.
Savvio 15K.2 SAS Product Manual, Rev. E 43 1 1.0 Installation Savvio disk drive installation is a plug-and-p lay pro cess. There are no jump ers, switches , or termina tors on the drive. SAS drives are designed to be used in a host system that provides a S AS-compatible backplane with bays designed to accommo date the drive.
44 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 1 1.2 Cooling Cabinet cooling must be desig ned by the customer so that the ambient tem perature immed iately surroundi ng the drive will not exceed temperat ure conditions specified in Section 7.4.1, "T emperature.
Savvio 15K.2 SAS Product Manual, Rev. E 45 1 1.3 Drive mounting Mount the drive usin g the bottom or side mounting hole s . If you mou nt the drive using th e bottom holes, ensure that you do not physically d istort the driv e by at tempting to mount it on a stiff, non-flat surface.
46 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 12.0 Interface requirement s This section partially describes the interface requ irement s as implemented on Savvio drives . Additional infor- mation is provided in the SAS Interface Manual (p art number 1 00293071).
Savvio 15K.2 SAS Product Manual, Rev. E 47 12.2 Dual port support Savvio SAS drives have two indep endent port s. These ports may be connected in the same or dif ferent SCSI domains. Each drive port has a unique SAS address. The two ports have the cap ab ility of independent port clocki ng (e.
48 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 12.3 SCSI commands supported T able 7 lists the SCSI commands supported by Savvio drive s. T able 7: Supported co mmands Command name Command code Supporte.
Savvio 15K.2 SAS Product Manual, Rev. E 49 Last n Deferred Errors or Asyn chronous Event s page (0 Bh) N Last n Error Events p age (07h) N Non-medium Error p age (06h) Y Pages Supported list (00h) Y R.
50 Savvio 15K.2 SAS Pr oduct M anual, Rev. E Read Buffe r ( modes 0, 2, 3, Ah and Bh supported) 3Ch Y Read Cap acity (10) 25h Y Read Cap acity (1 6) 9Eh/10h N Read Defect Data (10) 37h Y Read Defect D.
Savvio 15K.2 SAS Product Manual, Rev. E 51 [1] Savvio drives can format to 512, 520, 524, or 528 bytes per logical block. [2] W arning. Power loss during flash programming can result in firmware corr uptio n. This usually makes the drive inoperable. [3] Reference Mode Sense command 1Ah for mo de pag es supported.
52 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 12.3.1 Inquiry data T able 8 lists the In quiry command dat a that the dr ive should return to th e initiator pe r the format given in th e SAS Interfac e Manual .
Savvio 15K.2 SAS Product Manual, Rev. E 53 When power is applied to the drive, it t akes saved va lues from the me dia and stor es them as current val - ues in volatile memory . It is not possible to change the current values (or the save d values) with a Mode Select command before the dr ive a chieves op er ating spee d a nd is “read y .
54 Savvio 15K.2 SAS Pr oduct M anual, Rev. E T able 9: Mode Sense dat a default and changeable va lues for 146GB drives MODE DATA HEADER: 00 00 05 12 8B 00 30 02 MODE PAGES: DEF 81 0A C0 0B FF 00 00 0.
Savvio 15K.2 SAS Product Manual, Rev. E 55 T able 10: Mode Sense dat a default and changeable va lues for 73GB drives MODE DATA HEADER: 00 00 05 12 8B 00 10 02 MODE PAGES: DEF 81 0A C0 0B FF 00 00 00 .
56 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 12.4 Miscellaneous operating features and conditio ns T able 1 1 lists various feat ures and co nditions. A “Y” in the support column indicates the feature o r condition is supported. An “N” in the support column indicates the feat ure or condition is not supported.
Savvio 15K.2 SAS Product Manual, Rev. E 57 12.4.1 SAS physical interface Figure 13 shows the location of the SAS device c onnector J1. Figures 14 and 15 provide the dimensions of the SAS connector . Details of the physical, electrical, an d logical ch aracteristics are provided wi th in this section.
58 Savvio 15K.2 SAS Pr oduct M anual, Rev. E Figure 14. SAS device pl ug dimensio ns 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.
Savvio 15K.2 SAS Product Manual, Rev. E 59 Figure 15. SAS device pl ug dimensions (detail) 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.
60 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 12.4.2 Physical characteristic s This section defines phys ical interface co nnector . 12.4.3 Connector requirement s Contact your preferr ed connector manufacturer for mati ng part information.
Savvio 15K.2 SAS Product Manual, Rev. E 61 T able 13: SAS pin descriptions Pin Signal name Signal type Pin Signal name Signal type S1 Port A Ground P1* NC (reserved 3.3V olts) S2* +Port A_in Diff. input pair P2 * NC (reserved 3.3V olt s) S3* -Port A_in P3 NC (reserved 3.
62 Savvio 15K.2 SAS Pr oduct M anual, Rev. E 12.4.7 Power The drive receives power (+5 volts and +12 volts) throug h the SAS device connector . Three +12 volt pins provide powe r to the drive, 2 shor t and 1 long. The current return for the +12 volt power supply is through the common g round pins.
Savvio 15K.2 SAS Product Manual, Rev. E 63 T able 16 defines the genera l interface characteristics. 12.6 SAS-2 Speci fication compliance Seagate SAS-2 drives are entirely comp atible with the latest SAS-2 S pecification (T10 /1760-D) Revision 16.
64 Savvio 15K.2 SAS Pr oduct M anual, Rev. E.
Savvio 15K.2 SAS Product Manual, Rev. E 65 Index Numerics 12 volt pins 62 5 volt pins 62 6 Gbps 63 A abort task set function 46 AC coupling 61 AC power requirements 21 ACA active status 56 ACA active,.
66 Savvio 15K.2 SAS Pr oduct M anual, Rev. E drive characteristics 10 Drive Locking 37 drive mounting 34 , 45 drive select 60 dual port support 47 E electrical description of co nn e cto r 60 signal c.
Savvio 15K.2 SAS Product Manual, Rev. E 67 maximum delayed motor start 22 , 23 maximum start current 22 , 23 mean time betw ee n fa ilur e. See MTBF media descrip tio n 7 Media Pre-Sca n 41 miscellane.
68 Savvio 15K.2 SAS Pr oduct M anual, Rev. E return inform ation 20 RNG 37 rotation speed 10 S safety 3 SAS interface 60 physical interface 57 task management functions 46 SAS documents 5 SAS Interfac.
.
Seagate T echn ology LLC 920 Disc Drive, Scotts V alley, California 95066 -4544, USA Publication Number: 1005 16230, Rev . E.
デバイスSeagate ST973352SSの購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Seagate ST973352SSをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはSeagate ST973352SSの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Seagate ST973352SSの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Seagate ST973352SSで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Seagate ST973352SSを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はSeagate ST973352SSの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Seagate ST973352SSに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちSeagate ST973352SSデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
