Manuale d’uso / di manutenzione del prodotto ST94813AS del fabbricante Seagate
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Prod uct Ma nu al Momentus ® 5400. 2 S A T A 10036 7122 Rev . C Aug ust 2007 ST91 20 821A S ST91 00 824A S ST98 82 3AS ST96 81 2AS ST94 81 3AS ST93 81 1A S.
©2004- 2007, S eagate T echnology LL C All right s rese rved. Pub lication nu mber: 100 36712 2, Rev . C Aug ust 2007 Sea gate , Seagate T echnology a nd the W ave logo are re gister ed tradema rks of Seag ate T echnolog y LLC in th e United S tates an d/or other countries.
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C i Conte nts 1.0 In troduct ion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 A bout the S erial ATA interf ace .
ii Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C.
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C iii List o f Fi gures Figure 1. Momen tus 5400.2 S ATA disc drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 2. Typical + 5V only sta rtup and o peration cur rent pro file .
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Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 1 1.0 I ntroducti on This ma nual de scribes t he functional , mechan ical and interfa ce specif ications fo r the foll owing Seag ate Mom e ntu s ® 5400.
2 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C 1.1 Abo ut th e Se ria l A T A i nterf ac e The Serial A T A i nterface provides several advant ages ov er the trad itional (p ara llel) A T A int erface. The prim ary advant age s include: • Easy in stalla tion and con figura tion with true plug- and-pl ay connectivity .
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 3 2.0 Drive specificati ons • Unles s otherw ise noted, all specif icati ons are m easured u nder am bient co nditions, at 25°C, an d nomi nal pow er .
4 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C S tartup curren t, (typ ical, peak ) +5V : 1.1A T rack-to-track seek time (msec typical) 1.0 (read ), 1.5 (write ) Average seek , read (mse c typi cal) 12.5 Average seek, w rite (ms ec typica l) 14.5 Seek powe r (typ ical) 2.
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 5 * 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 .
6 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C 2.4 Phys ica l org aniz ati on 2. 5 Rec ord in g an d i nt er fac e te ch no l o gy 2.6 Phy sic al ch a racte ri sti cs Drive mode l Read/write heads .
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 7 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.
8 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C 2. 9 Power sp eci fi cat i ons The dr ive re ceives DC powe r (+5V ) thro ugh a nativ e SA T A power connecto r . 2. 9.1 Powe r c onsum ption Power requir emen ts for the dr ives are l isted in the ta ble on p age 8 .
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 9 Figure 2. T yp ical +5V only star tup and operation current profile 2.9.2 Deferred sp inup Momen tus 540 0.2 SA T A drives provid e a def erre d spinup featu re which sto rage subsystem contr ollers ca n use to sequen ce disc drive initialization .
10 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C 2.9.3 Conducted n oise 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. Using 5-volt power , the drive is expe cted to operate with a maximum of 100 mV peak-to -peak square- wave injec ted noise at up to 10 MHz.
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 11 • Id le an d Sta ndby t imers Each time the drive perfo rms an Active function (read, wri te or se ek), the st andby timer is r einitial ized and begins co unting down from its sp ecified delay t imes to zer o.
12 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C 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 5400.2 S ATA P roduct Man ual, Rev. C 13 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.
14 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C 2.13 Reli abilit y 2.1 4 A gen cy cer ti fica tio n 2.14.1 Safe ty certific atio n 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 5400.2 S ATA P roduct Man ual, Rev. C 15 Korean RRL If these drive s have the Korea Ministr y of Informatio n and Communicat ion (MIC) logo, they comply wit h para - graph 1 of Ar ticle 1 1 .
16 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C If necessary , you should consult your dealer or an ex per ienced ra dio/tele vision technician for addition al sug - gestions.
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 17 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.
18 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C 3.2 Conf igu rin g the dr ive Each drive on the Serial A T A i nterface connect s in a poin t-to-point conf iguratio n with the S erial A T A host adapter . There is n o m aster/slave r elationsh ip because each drive is co nsidered a ma ster in a point -to-poi nt relationsh ips.
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 19 3. 4 Driv e mo un ti ng Y ou can mount the dr ive using four screws in the side-m ounting hol es or four screws in the bo ttom-mou nting holes.
20 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C.
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 21 4.0 Seria l A T A (S A T A) in te rf ace These drive s use the industry-st an dard Serial A T A i n te rfa ce that su pports FI S dat a tran sfers. It suppor ts A T A progr ammed inp ut/out put (PI O) modes 0–4; mul tiwor d DMA modes 0–2, and U ltra DMA mo des 0–6.
22 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C Notes: 1. All pi ns are in a single r ow , with a 1 .27 mm (0 .050”) pitch . 2. The co mment s on th e mating seq uence apply to the ca se of backpl ane blindm ate co nnector on ly . In this case, the mating sequences ar e: • the gro und p ins P4 and P12.
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 23 4.3 Supp ort ed A T A c omm ands The foll owing tab le list s Serial A T A stand ard comma nds that the driv e support s. For a de ta iled descrip tion of the A T A command s, refer to the Serial A T A: High S peed Seri alized A T Att achment speci fication .
24 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C Note: Individua l Set Max commands are identi - fied by t he value placed in the Set M ax Fea - tures register as defined t o the right. Address: Password: Lock: Unlo ck: Freeze Lock: 00 H 01 H 02 H 03 H 04 H Set Multiple Mode C6h S.
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 25 Security Set P assword F1h Secu r i t y Unl o ck F2h Security Era se Prepare F3h Security Era se Unit F4h Security Freez e Lock F5h Security Dis able.
26 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C 4.3.1 Identify Device comma nd 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 5400.2 S ATA P roduct Man ual, Rev. C 27 56 Number of current logical sectors per logical track xxxx H 57–58 Current cap acity in sectors xxxx H 59 Number of sec tors transferred during a Read Multiple or Write M ultiple command xxxx H 60–61 T otal number of user-addressable LBA s ectors available (see Section 2.
28 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C 93 Hardware reset v alue (see description following t his table) xxxx H 94 Auto acoustic management setting xxxx H 95–99 A T A-reserved 0000 H 100– 103 T otal number of user-addressable LBA s ectors available (see Section 2.
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 29 4.3.2 Set Features com man d 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 , checks the con tents of t he F eatures reg ister , clears BSY and generates an inter - rupt.
30 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C 4.3.3 S.M.A.R.T . co mmand s S.M. A.R.T . provi des near- term fai lure pred iction for disc drives. Whe n S.M.A .R.T . is enabled, 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 5400.2 S ATA P roduct Man ual, Rev. C 31 5.0 Seagat e T echnolo gy 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.
32 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C 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 5400.2 S ATA P roduct Man ual, Rev. C 33 Index A ACA 15 acoustics 4 , 13 Active m ode 10 Addr ess 23 Agency certification 14 Altitude 11 Altitude , nono perating 4 Altitude , operati ng 4 Am.
34 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C gradien t 4 Guaran teed se ctors 3 , 5 guaran teed sectors 5 H handl ing 17 Handl ing precautio ns 17 heads 3 , 5 Height 3 hei ght 6 Humidity 11 humi.
Momen tus 5400.2 S ATA P roduct Man ual, Rev. C 35 Read S ectors Exte nded 23 Read S ectors w ithout Re tries 23 Read Verify S ectors 23 Read V erify Secto rs Extended 23 Read Verify Sectors without R.
36 Momentu s 5400 .2 SATA Pr oduct Manu al, Rev. C.
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Seag ate T echnolog y LLC 920 D isc Drive , Scot ts V alley, Califo rnia 95 066-4544 , USA Public ation N umber: 1 00367122, Rev . C, Printed in USA.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Seagate ST94813AS è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Seagate ST94813AS - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Seagate ST94813AS imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Seagate ST94813AS ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Seagate ST94813AS, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Seagate ST94813AS.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Seagate ST94813AS. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Seagate ST94813AS insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
