SeagateメーカーMomentus XT 320GBの使用説明書/サービス説明書
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Product Manual Momentus ® XT 100610268 Re v . A March 2010 ST95005620AS ST93205620AS ST92505610AS.
Revision history © 2010 Se agate T echnology LLC. All rights reserved. Publication number: 1006 10268, Rev . A, March 2010 Seagate, Seagate T echnology and the W ave logo are registered tr ademarks of Seagate T echnology LLC in the United S tates and/or other countries.
Momentus XT Product Manual , Rev. A i Contents 1.0 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 About the Serial ATA interface . . . . . . . . .
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Momentus XT Product Manual , Rev. A iii List of Figures Figure 1. Typical +5V only startup and operation curren t profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 2. Serial ATA connectors . . . . . . . . . . . . . . . . .
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Momentus XT Product Manual , Rev. A 1 1.0 Introduction This manual describes the functiona l, mechanical an d interface specifications for the following Seagate Momentus ® XT model drives: These drives provide the following key fea tures: • 7200-RPM spindl e speed.
2 Moment us XT Produc t Manual, Rev. A 1.1 About the Serial A T A interface The Serial A T A interface provides several ad vanta ges over the traditional (p arallel) A T A interf ace. The prim ary advantages include : • Easy installation and configuration with true plug-and -p lay connectivity .
Momentus XT Product Manual , Rev. A 3 2.0 Drive specifications Unless otherwise noted, all specific ations are me asured unde r ambient conditions, at 25°C, and nominal power . 2.1 Spec ification summary t able The specifications listed in this tabl e are for quick reference.
4 Moment us XT Produc t Manual, Rev. A * On e Gbyte equals one billion bytes when referring to hard driv e capacity. Accessible capacit y may vary depending on operating environment and formatting. **During periods of drive idle, some offlin e activity may occur acco rding to the S.
Momentus XT Product Manual , Rev. A 5 2.2 Formatted cap acity Model Formatted capacity* Guaranteed sectors Bytes per sector ST95005620AS 500GB 976,773,168 512 ST93205620AS 320GB 625,142,448 512 ST92505610AS 250GB 488,397,168 512 *One GB equals one billion bytes when referring to hard driv e capacity.
6 Mome ntus XT Product M anual, Rev. A 2.4 Physical organization Drive model Read/write heads Number of discs ST95005620AS 4 2 ST93205620AS 3 ST92505610AS 2 1 2.
Momentus XT Product Manual , Rev. A 7 2.7 Seek time Seek measurement s are taken with nominal p ower at 25°C ambient temperature. All tim es are measured using drive diagnostics. The specifications in th e table belo w are defined as follows: • T ra ck-to-track s eek time is an average of all possible sing le-track s eeks in both directions.
8 Mome ntus XT Product M anual, Rev. A 2.9 Power specifications The drive receives DC power (+5V) thr ough a native SA T A power connector . 2.9.1 Power co nsumption Power requirement s for the drives are listed in the tab l e on page 8.
Momentus XT Product Manual , Rev. A 9 2.9.1.1 T ypical current prof ile Figure 1. T ypical +5V only startup and operation current prof ile.
10 Momentus XT Product Ma nual, Rev. A 2.9.2 C onducted noise Input noise ripp le is measured at the ho st system powe r supply across an equivalent 15-ohm resistive load on the +5V line. Using 5V power , th e drive is ex pected to oper ate with a m aximum of 10 0mV peak-to -peak square -wave injected nois e at up to 10 MHz.
Momentus XT Product Manual , Rev. A 11 2.9.4 Power-man agement mo des The drive provides progr ammable powe r management to provide gr eater energy effici ency .
12 Momentus XT Product M anual, Rev. A 2.10 Environment al specifications This section provides the temperature, humidity , shock, and vibration spec ifications for Momentus XT dr ives. 2.10.1 Ambient tempe rature Ambient temperatur e is defined as the temperatur e of th e environmen t immediatel y surr ounding the drive.
Momentus XT Product Manual , Rev. A 13 2.10.6 Shock All shock specifications assu me that the drive is mounted secu rely with the input shock applied at the drive mounting screws.
14 Momentus XT Product M anual, Rev. A *During periods of drive idle, some offli ne activity may occur according to the S.M. A.R.T. specification, which may increase ac oustic and power to operational levels . T est for Prominent Discret e T ones (PDT s) Seagate follo ws the ECM A-74 standards fo r measureme nt a nd id entification of PDT s.
Momentus XT Product Manual , Rev. A 15 2.14 Agency certification 2.14.1 Safety certification The drives are reco gnized in accordance with UL 60950-1 and CSA C22.2 (950) an d meet all applicable sec- tions of IEC 60950-1 and EN609 50-1 as tested by TUV North America.
16 Momentus XT Product Ma nual, Rev. A This equipment is designed to provide re asonable protecti on against such interference in a re sidential installa- tion. However , there is no guarantee that interference will not occur in a particular in stallation.
Momentus XT Product Manual , Rev. A 17 2.15 Environment al protection Seagate des igns its products to meet envi ronmental pr otection requirements worl dwide, including regulations restricting certain chemical substances.
18 Momentus XT Product Ma nual, Rev. A 2.16 Corrosive environment Seagate electronic dr ive component s pass accelerated corrosion testing equiva lent to 10 years exposure to light industrial environment s containing sulfurous g ases, chlorine and nitr ic oxide, classes G and H per ASTM B845.
Momentus XT Product Manual , Rev. A 19 3.0 Configuring and mounting the drive This section contains the specif ications an d instructions for configuring and mounting the drive.
20 Momentus XT Product Ma nual, Rev. A 3.2 Configuring the drive Each drive on th e Serial A T A interface connect s in a point-to-point configuration with the Serial A T A host adapter . There is no master/slave rela tionship because each drive is consid ered a master in a point-to-poin t relationships.
Momentus XT Product Manual , Rev. A 21 3.4 Drive mounting Y ou can moun t the drive using four screws in the side-mo unting holes or four scr e ws in the bottom-mounting holes. See Figure 4 for drive mounting dimensions. Follow these imp ortant mounting prec autions when mo unt- ing the drive: • Allow a minimum clearance of 0.
22 Momentus XT Product Ma nual, Rev. A 4.0 Serial A T A (SA T A) interface These drives use the industry-s tandard Ser ial A T A interfac e that supp orts FIS dat a transfers. It supports A T A programmed inpu t/output (PIO) mod es 0–4; multiword DMA modes 0–2 , and Ultra DMA mo des 0–6.
Momentus XT Product Manual , Rev. A 23 4.2 Serial A T A device plug conn ector pin definitions T able 7 summarizes the signals on the Seri al A T A interface an d power connectors. . 1. All pins are in a single row , with a 1.27 mm (0.050”) pitch. 2.
24 Momentus XT Product Ma nual, Rev. A 4.3 Supported A T A commands The following t able list s Serial A T A standard comman ds that the drive suppo rts. For a det ailed description of the A T A commands, refer to the Serial A T A: High S peed Serialized A T Att a chment specification .
Momentus XT Product Manual , Rev. A 25 S.M.A.R.T . Enable/Disable Autosave B0h/D2h S.M.A.R.T . Enable Operations B0h/D8h S.M.A.R.T . Enable/Disabl e Auto Offline B0h/DBh S.M.A.R.T . Enable One Attribute Modification B0h/E0h S.M.A.R.T . Execut e Offline B0h/D 4h S.
26 Momentus XT Product Ma nual, Rev. A 4.3.1 Identify D evice comman d The Identify Device command (command code EC H ) transfers information abo ut the drive to the host following power up. The dat a is organized as a single 51 2-byte bl ock of data, whose content s are shown in the table on page 27.
Momentus XT Product Manual , Rev. A 27 59 Number of sectors transferred during a Read Multiple or Wr ite Multiple command xxxx H 60–61 T otal number of user-addressable sectors This field contains a value that is one greater than the total number of user-addressable sectors.
28 Momentus XT Product Ma nual, Rev. A 100–103 T otal number of user-addressable LBA sectors available (see Secti on 2.2 for related information ) These words are required for drives that support the 48-bit addressing feature. Maximum value: 0000FFF FFFFFFFFFh .
Momentus XT Product Manual , Rev. A 29 4.3.2 Set Featu res command This command controls the implement ation of various feat ures that th e drive supports. When the drive receives this command, it sets BSY , checks the contents of the Features r egister , clears BSY and generate s an inter- rupt.
30 Momentus XT Product Ma nual, Rev. A 4.3.3 S.M.A.R.T . commands S.M.A.R.T . provides near-term failure prediction for d isc drives. When S.M.A.R.T . is enabled, the drive m oni- tors predetermined drive attributes that are suscep t ible to degradation ove r time.
Momentus XT Product Manual , Rev. A 31 5.0 Seagate T echnology support services Web For information regardin g Seagate product s and services, visit www .sea gate.co m . Worldwide support is available 24 hours daily by email fo r your questions. . W arranty Support: http://www .
32 Momentus XT Product Ma nual, Rev. A Customer Service Operations Presales Support Our Presales Support staf f can help you determine which Seagate product s are best suited for your specific application or comput er system, as well as product availability an d compatibility .
Momentus XT Product Manual , Rev. A 33 Index A ACA 15 acoustics 4 , 13 Active m ode 11 Address 24 AFR 14 Agency certification 15 Altitude 12 Altitude, nonoperating 4 Altitude, operating 4 Ambient temp.
34 Momentus XT Product Ma nual, Rev. A H handling 19 Handling precautions 19 heads 5 Height 3 height 6 humidity 4 I I/O data-transfer rate 3 , 6 Identify 24 Identify Device 24 Identify Device command .
Momentus XT Product Manual , Rev. A 35 read/write power and current 8 Recording density 3 , 6 Recording method 6 Recording technology 6 Relative humidity 4 , 12 Reliability 14 resistance 10 Retries 24 RF 14 RoHS 17 RPM 3 RRL 15 S S.M.A.R.T. 25 S.M.A.R.
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Seagate T echnology LLC 920 Disc Drive, Scotts V alley , California 95066-4544, USA Publication Number: 1006102 68, Rev . A.
デバイスSeagate Momentus XT 320GB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 Momentus XT 320GB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 Momentus XT 320GB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 Momentus XT 320GB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 Momentus XT 320GB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 Momentus XT 320GB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 Momentus XT 320GB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 Momentus XT 320GB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 Momentus XT 320GB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。
