SeagateメーカーST94811ABの使用説明書/サービス説明書
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Prod uct Ma nu al Momentus Blade Server ® 10033 9697 Rev . B Aug ust 2007 ST94 81 1A B.
©2004- 2007, S eagate T echnology LL C All rig hts res erved. Pub lication nu mber: 100 33969 7, Rev . B Aug ust 2007 Sea gate , Seagate T echnology a nd the Wa ve logo a re regi stered tra demarks of Seag ate T echnology LLC in the Uni ted S tates an d/or other countri es.
Momen tus Blade S erver P roduct Manual , Rev. B i Conte nts 1.0 In troduct ion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 Dr ive speci fications . . . . .
ii Momentu s Blade S erver P roduct Man ual, Rev. B.
Momen tus Blade S erver P roduct Manual , Rev. B iii List o f Fi gures Figure 1. Momen tus disc drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 2. Typical 5V star tup a nd operatio n current profile .
iv Momentu s Blade S erver P roduct Man ual, Rev. B.
Momen tus Blade S erver P roduct Manual , Rev. B 1 1.0 I ntroducti on This m anual describes the funct ional, mechan ical and inter face specif ications for the Seagate ® M ome ntus™ Blade Ser ver .
2 Momentu s Blade S erver P roduct Man ual, Rev. B.
Momen tus Blade S erver P roduct Manual , Rev. B 3 2.0 Drive specificati ons Unles s otherwi se noted, all specific ations are m easur ed u nder amb ient con ditions, a t 25°C, a nd nominal pow er. For conven ience, the phrases the dr ive and this drive are used through out this manu al to indicate ST9 4811AB mod el driv es.
4 Momentu s Blade S erver P roduct Man ual, Rev. B * During pe riods of driv e idl e, some off lin e a c tivit y ma y occu r ac cord in g t o t he S.M .
Momen tus Blade S erver P roduct Manual , Rev. B 5 2.2 Forma tte d ca pacity 2.3 Def ault logi c al geo met ry LBA mode When addre ssing these drive s in LBA mode, all blo cks (sectors) ar e consecutive ly numbered fro m 0 to n–1, where n is the number of guara nteed sector s as defi ned above .
6 Momentu s Blade S erver P roduct Man ual, Rev. B 2.6 Phy sical ch a racte ri sti cs 2.7 S ee k ti m e Seek mea surem ent s a re t ake n w ith nom inal po wer a t 25 °C amb ient t empe ratur e.
Momen tus Blade S erver P roduct Manual , Rev. B 7 2. 9 Pow er spe cif ica ti on s The dr ive re ceives DC powe r (+5V) thro ugh the inter face connecto r . 2. 9.1 Powe r c onsum ption Power requir emen ts for the dr i ves are li sted in the ta bl e on p age 7.
8 Momentu s Blade S erver P roduct Man ual, Rev. B 2.9.1.1 T ypica l cu rrent pr ofile Figure 2. T ypical 5V st artup and o peration current profile 2.9.2 C onduct ed nois e Input noise r ipple is measured at th e host system power sup ply across an equivalen t 15-ohm resistive load on the +5 volt line.
Momen tus Blade S erver P roduct Manual , Rev. B 9 2.1 0 Envi ron men t al sp ec if i ca t ions 2.10.1 Ambient t emper ature Ambie nt temp eratu re is d efined as the te mperatur e of t he environmen t im mediatel y surro unding the d rive.
10 Momentu s Blade S erver P roduct Man ual, Rev. B 2.10.5 S hock All shock specifi cations assume that the dri ve is moun ted securely with the input shock applied at the drive mounting screws.
Momen tus Blade S erver P roduct Manual , Rev. B 11 2. 1 1 Ac o ust ic s Drive acoustics are measu red as over all A-wei ghted ac ou stic sound power l evels (n o pure ton es). All me a- sureme nts are consi stent with ISO document 7779. S ound power m easuremen ts are t aken und er e ssentially free-f ield cond itions ove r a reflecting plane.
12 Momentu s Blade S erver P roduct Man ual, Rev. B 2.13 Re liab ility 2.1 4 A gen cy cert ifi cat ion 2.14.1 Safety c ertific ation The drives ar e recog nized in accord ance with UL 1950 and CSA C22.2 (950) and meet all app licable sections of IEC9 50 and E N 60950 as tested by T UV North A merica.
Momen tus Blade S erver P roduct Manual , Rev. B 13 Korean RRL If these drive s have the Korea Ministr y of Informatio n and Com munication (MIC) l ogo, they comply with par a- graph 1 of Ar ticle 1 1.
14 Momentu s Blade S erver P roduct Man ual, Rev. B.
Momen tus Blade S erver P roduct Manual , Rev. B 15 3.0 Conf igur ing an d mountin g the dri ve This secti on cont ains t he specifica tions an d instructions f or con figuring and moun ting the dri ve.
16 Momentu s Blade S erver P roduct Man ual, Rev. B 3.2.2 Cable-select optio n Compute rs that use cable select dete rmine the master and slave drives by selecting or dese lecting pin 28, CSE L, on the inter face bus. Master and sla ve drives a re determ ined by thei r physical posi tion on the ca ble.
Momen tus Blade S erver P roduct Manual , Rev. B 17 4.0 A T A interface These drive s use the industry-st andard A T A task file inte rface t hat support s 16- bit dat a transfe rs. It support s A T A programm ed inp ut/output ( PIO) mo des 0–4; multi word DMA modes 0– 2, and U ltra DM A modes 0–5.
18 Momentu s Blade S erver P roduct Man ual, Rev. B 4.1.1 Suppo rted A T A com mands The follow ing tab le list s A T A -st andard comm ands that the dr ive suppo rts. For a det ailed descri ption of the A T A comman ds, r efer to the Draf t A T A-6 S t anda rd.
Momen tus Blade S erver P roduct Manual , Rev. B 19 Secu r i t y Unl o ck F2 H Seek 70 H Set Drive Parameters 91 H Set Features EF H Set Max Address F9 H Note: Individual Set Max com- mands are ident ified by the value placed in the Set Max F eatures register as defined to the right.
20 Momentu s Blade S erver P roduct Man ual, Rev. B 4.1.2 Identify Device command The Id entify De vice command (command code EC H ) transfer s information abou t the drive to the host foll owing power up. The dat a is organi zed as a sin gle 512-b yte b lock of data, whose content s are sh own in the table on pag e 27.
Momen tus Blade S erver P roduct Manual , Rev. B 21 55 Number of current logical heads xxxx H 56 Number of current logical s ectors per logical track xxxx H 57–58 Current capacity in sectors xx xx H.
22 Momentu s Blade S erver P roduct Man ual, Rev. B 160– 254 A T A-reserved 0000 H 255 Integrity word x xA5 H Note. See the bit descriptions below for w ords 63, 88, 93 and 94 of the Identify D rive data: Description (if bit is set to 1) Bit Wor d 63 0 Multiw ord DMA mode 0 is supported.
Momen tus Blade S erver P roduct Manual , Rev. B 23 4.1.3 Set Features com mand This com man d con trol s t he im pleme nt ation of var ious f eatur es th at th e dr ive sup port s . When th e dr iv e r eceives this command, it se ts BSY , che cks the content s of the F eatures reg ister , clears BSY and gene rates an inter - rupt.
24 Momentu s Blade S erver P roduct Man ual, Rev. B 4.1.4 S .M.A.R.T . commands S.M. A.R.T . provides near- term fai lure pred iction for disc drives. W hen S. M.A.R.T . is enabl ed, the drive m oni- tors pr edet ermined d rive at tribut es that ar e suscepti ble to deg rada tion over tim e.
Momen tus Blade S erver P roduct Manual , Rev. B 25 5.0 Seagat e T echnology suppo rt service s Inter net For info rma tion regardin g Seagate pr oducts and services, vi sit www .sea g ate.com . Worldw ide support i s availa ble 24 hour s daily by email fo r your que stions.
26 Momentu s Blade S erver P roduct Man ual, Rev. B Custo mer Se rvice Op era tion s W arranty Ser vice Seag ate of fer s worldw ide custom er supp ort for Seagate pro duct s. Se agate distr ibutor s, OEMs and other di rect customer s should cont act their Sea gate Customer S ervice Operati ons (CSO) repr esent ative for warra nty- related issu es.
Momen tus Blade S erver P roduct Manual , Rev. B 27 Index Numerics 3D De fense System 1 A acoustics 1 1 agency cer tification (re gulatory) 12 altitude 9 ambient condi tion s 3 ambient temp eratu re 6.
28 Momentu s Blade S erver P roduct Man ual, Rev. B inte rleave 5 internal d ata-trans fer r ate OD 5 ISO do cument 777 9 11 J jumper settings 15 K Kore an RRL 13 L LBA m o de 5 length 6 Load/U nload .
Momen tus Blade S erver P roduct Manual , Rev. B 29 shock 10 signal s 17 single-tr ack seeks 6 Sleep 7 , 19 sound 11 specifications 3 spindl e speed 5 Spinup 7 spinup po wer 7 Stand by 7 , 19 Stand by.
30 Momentu s Blade S erver P roduct Man ual, Rev. B.
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Sea gate T echnolog y LLC 920 D isc Driv e, Scot ts V alley , Calif ornia 9 5066-454 4, USA Pub lication Num ber: 100339697 , Rev . B, Printed in USA.
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Seagate ST94811AB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 ST94811AB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 ST94811AB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 ST94811AB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 ST94811AB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 ST94811AB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 ST94811AB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 ST94811AB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。
