Manuale d’uso / di manutenzione del prodotto ST940814AM del fabbricante Seagate
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Prod uct Ma nu al EE25 S eri es 10038 4290 Rev . E Aug ust 2007 ST94 08 13AM ST94 08 14AM ST93 08 13AM ST93 08 14AM ST92 08 13AM ST92 08 14AM.
©2007, Seagate T echnology LLC All righ ts reserved. Pub lication nu mber: 100 38429 0, Rev . E Aug ust 2007 Sea gate, Sea gate T echnolog y and the W ave logo are registe red trade marks of S eagate T echno logy LL C in the U nited S tate s and/o r other co untrie s.
EE25 S eries Pr oduct Manu al, Rev. E i Conte nts 1.0 In troduct ion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 Dr ive speci fications . . . . . . . . . .
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EE25 S eries Pr oduct Manu al, Rev. E iii List o f Fi gures Figure 1. Typical 5V star tup a nd operatio n current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Figure 2. Temperatu re vs. altitude capability . . . . .
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EE25 S eries Pr oduct Manu al, Rev. E 1 1.0 I ntroducti on This ma nual d escribe s the function al, me chanical and interfa ce spe cificati ons for th e following Seagat e ® EE 25 Serie s drives: Th.
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EE25 S eries Pr oduct Manu al, Rev. E 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 power .
4 EE25 Ser ies Product Man ual, Rev. E T able 1: S pecifica tions f or 40 a nd 30 Gbyte model s Drive specificati on ST940813AM (OE M ) ST940814A M (Af termarket) ST930813AM (OEM) ST930814AM (Af terma.
EE25 S eries Pr oduct Manu al, Rev. E 5 *One Gb yte equals one billion bytes whe n referr ing to hard drive capacity. A ccessibl e capacity may vary depending on oper ating enviro nment and formatting. **During periods of dr ive idle, some offli ne activ ity may oc cur, acco rding to the S.
6 EE25 Ser ies Product Man ual, Rev. E T able 2: S pecifica tions f or 20 G byte mode ls Drive specificati on ST920813AM (OE M ) ST920814A M (Af termarket) Formatte d (512 byte s/sector )* 20 Gbyt es Guarantee d secto rs 39,070,080 Bytes per sector 512 Physi c al read/wri te heads 1 Discs 1 Cache 8 Mbytes Record ing dens ity , B PI 540.
EE25 S eries Pr oduct Manu al, Rev. E 7 *One Gb yte equals one billion bytes whe n referr ing to hard drive capacity. A ccessibl e capacity may vary depending on oper ating enviro nment and formatting. **During periods of dr ive idle, some offli ne activ ity may oc cur, acco rding to the S.
8 EE25 Ser ies Product Man ual, Rev. E 2.2 Forma tte d ca pacity *One Gb yte equals one billion bytes whe n referr ing to hard drive capacity. A ccessibl e capacity may vary depending on oper ating enviro nment and formatting.
EE25 S eries Pr oduct Manu al, Rev. E 9 2. 5 Record in g an d int er fac e te ch no lo gy 2.6 Phy sical cha racte risti cs 2.7 S ee k ti m e Seek m easuremen ts are t aken with no minal powe r .
10 EE25 Ser ies Product Man ual, Rev. E 2.8 S t art/ stop tim es Read seek times vs temperature 85 ° C 25 ° C -20 ° C -30 ° C msec msec msec msec T ypical Max T yp ical Max T ypical Max T ypical Max T rack-to-track 1 1 0.5 1 0. 5 6 1 6 Av erage 11 15 11 13 11 14 11 17 Full-stroke 22 28 22 24 22 28 23 29 Av erage latency 5.
EE25 S eries Pr oduct Manu al, Rev. E 11 2. 9 Po wer spe cif icati on s The dr ive re ceives DC powe r (+5V) thro ugh the inter face connecto r . 2. 9.
12 EE25 Ser ies Product Man ual, Rev. E 2.9.1.1 T ypica l cu rrent pr ofile Figure 1. T yp ical 5V st artup and operation current profile 2.9.2 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.
EE25 S eries Pr oduct Manu al, Rev. E 13 2.9.4 Power-man ag eme nt modes The drive provid es programm able power man agement to provide greater energy ef ficiency . I n most syst ems, you can contro l power ma nagement t hrough th e system setup pro gram.
14 EE25 Ser ies Product Man ual, Rev. E 2.1 0 Envir onm en t al sp ec if ica tio ns 2.10.1 Ambient t emper ature Amb ient temp eratu re is d efined as the te mperatur e of t he environmen t im mediatel y surro unding the d rive.
EE25 S eries Pr oduct Manu al, Rev. E 15 Figure 2. T emp erature vs. altitude cap ability 2.1 1.1 Shock All shock specifi cations assume that the dri ve is mounted secure ly with the input shock applied at the drive mounting screws. Shock may be app lied in th e X, Y or Z axis.
16 EE25 Ser ies Product Man ual, Rev. E 2.1 1.2 V ibr ation All vi bration specifi cations assum e that th e drive is m ounted secure ly with the inpu t vibration applied at the driv e mounting screws. V ibra tion m ay be applied i n the X , Y or Z axi s.
EE25 S eries Pr oduct Manu al, Rev. E 17 2.13 Elec tromag neti c i mmuni ty When pr operly inst alled in a re present ative host syst em, the drive operates without errors or degr adation in perfor ma.
18 EE25 Ser ies Product Man ual, Rev. E 2.1 5 Agen cy cer ti fica tio n 2.15.1 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.
EE25 S eries Pr oduct Manu al, Rev. E 19 Radi o and tele vision int erfer ence. This equipment gene rates and uses radi o frequency ene rgy and if not inst alled and use d in strict a ccordance wi th the man ufacturer’s inst ructions, may cau se inter ference to r adio and televi sion rece ption.
20 EE25 Ser ies Product Man ual, Rev. E exposed to a n am bient relat ive hum i dity gr eate r th an 9 5%. Mat erials used in cabin et fa bri cation , such as v ul ca - nized rubb er , that can outgas corr osive comp ounds should be mi nimize d or elimina ted.
EE25 S eries Pr oduct Manu al, Rev. E 21 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.
22 EE25 Ser ies Product Man ual, Rev. E 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.
EE25 S eries Pr oduct Manu al, Rev. E 23 4.0 A T A interface These drive s use the industry-st andard A T A task file inte rf ace that support s 16- bit dat a tr ansfers. It support s A T A programm ed inp ut/output ( PIO) mo des 0–4; mul tiword D MA modes 0– 2, an d Ultra DM A modes 0 –5.
24 EE25 Ser ies Product Man ual, Rev. E 4.1.1 Suppo rted A T A com mands The follow ing tab le list s A T A-st andar d commands th at the drive suppo rt s.
EE25 S eries Pr oduct Manu al, Rev. E 25 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. Address Passw ord Lock Unlo ck Freeze Loc k 00 H 01 H 02 H 03 H 04 H Set Multiple Mode C6 H Sleep 99 H, E6 H S.
26 EE25 Ser ies Product Man ual, Rev. E 4.1.2 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, shown bel ow , is organized as a si ngle 512- byte block of da ta.
EE25 S eries Pr oduct Manu al, Rev. E 27 57–58 Current capacity in sectors xxxx H 59 Number of sectors transferred during a Read Multiple or W rite Multiple command xxxx H 60–61 T otal number of us er-addressabl e LBA sectors available (see Section 2.
28 EE25 Ser ies Product Man ual, Rev. E 129–159 Seagate-reserved xxxx H 160–254 A T A-reserved 0000 H 255 Integrity word xxA 5 H Note. See t he bit descripti ons below for wor ds 63, 88, 9 3 and 94 of the Id entify Dr ive data. Description (if bit is set to 1) Bit Word 6 3 0 Multiword DMA mode 0 is s upported.
EE25 S eries Pr oduct Manu al, Rev. E 29 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 , checks the con tent s of the F eatures reg ister , clears BSY and generates an inter - rupt.
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EE25 S eries Pr oduct Manu al, Rev. E 31 5.0 Seagat e T echnolo gy support ser vice 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 EE25 Ser ies Product Man ual, Rev. E Custo mer Se rvice Op eration 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.
EE25 S eries Pr oduct Manu al, Rev. E 33 Index Numerics 3D De fense System 1 A acoustics 16 Active m ode 13 agency cer tification (re gulatory) 1 8 altitude 1 4 ambient condi tion s 3 ambient temp era.
34 EE25 Ser ies Product Man ual, Rev. E interface signals 2 3 interfer ence 18 inte rleave 9 internal d ata-trans fer r ate OD 9 ISO do cument 777 9 16 J jumper settings 21 K Kore an RRL 18 L LBA m o .
EE25 S eries Pr oduct Manu al, Rev. E 35 Sleep 11 , 25 Sleep mode 13 sound 1 6 specifications 3 Spin down 10 spindl e speed 9 Spinup 11 spinup po wer 11 Stand by 11 , 25 Stand by Immediat e 25 Stand b.
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Sea gate T ech nolog y LLC 920 D isc Driv e, Scot ts V alley , Calif ornia 9 5066-454 4, USA Pub lication N umber: 100384290, Rev . E , Print ed in U.S.
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 ST940814AM 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 ST940814AM - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Seagate ST940814AM imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Seagate ST940814AM ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Seagate ST940814AM, 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 ST940814AM.
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 ST940814AM. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Seagate ST940814AM 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.
