Manuale d’uso / di manutenzione del prodotto ST90250N1A1ASRK del fabbricante Seagate
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Product Manual Momentus 7200.4 SA T A 100534376 Re v . C Nov ember 2010 ST9500420AS ST9320423AS ST9250410AS ST9160412AS ST9120410AS ST980412AS ST9500420ASG ST9320423ASG ST9250410ASG ST9160412ASG ST912.
© 2010 Seagate T echnology LLC. All right s reserved. Publication number: 100534376 , Rev . C, November 2010 Seagate, Seagate T echnology and the W ave logo are registered trademar ks of Seagate T echnology LLC in the United S tates and/or other countries.
Momentus 7200.4 SAT A Product Manual, Rev. C i Contents 1.0 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 About the Serial ATA interface . . . .
ii Momentus 7200.4 SATA Produ ct Manual, Rev. C.
Momentus 7200.4 SAT A Product Manual, Rev. C 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 7200.4 SAT A Product Manual, Rev. C 1 1.0 Introduction This manual describes the functiona l, mechanical an d interface specifications for the following Seagate Momentus ® 72 00.4 SA T A model drives: These drives provide the following key fea tures: • 7200-RPM spindl e speed.
2 M omentus 7200.4 SATA Product Manua l, Rev. C 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 primar y advantages include : • Easy installation and co nfiguration with true plug-and -p lay connectivity .
Momentus 7200.4 SAT A Product Manual, Rev. C 3 2.0 Drive specifications Unless otherwise noted, all specific ations are me asured un der ambie nt 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 M omentus 7200.4 SATA Product Manua l, Rev. C * On e Gbyte equals one billion byte s when referring to h ard 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 7200.4 SAT A Product Manual, Rev. C 5 2.2 Formatted cap acity Model Formatted capacity* Guaranteed sectors Bytes per sector ST9500420AS and ST 95 00420ASG 500 Gbytes 976,773,168 512 ST9320423.
6 M omentus 7200.4 SATA Product Manua l, Rev. C 2.5 Recording and interface tec hnology Interface Serial A T A (SA T A) Recording method Perpendicular Recording density BPI (bits/inch max) 1490k T rack density TPI (tracks/inch max) 265k Areal density (Gbits/inch 2 max ) 394 S pindle speed (RPM) ( ± 0.
Momentus 7200.4 SAT A Product Manual, Rev. C 7 2.7 Seek time Seek measurement s are t aken with nominal p ower at 25°C ambient temperatur e. All times are measured using drive diagnostics.
8 M omentus 7200.4 SATA Product Manua l, Rev. C 2.9 Power specifications The drive receives DC power (+5V) thr ough a native SA T A power connector . 2.
Momentus 7200.4 SAT A Product Manual, Rev. C 9 2.9.1.1 T ypical current prof ile Figure 1. T ypical +5V only startup and operation current prof ile.
10 Momentus 7200.4 SA TA Produc t Manual, Re v. C 2.9.2 Conduct ed noise Input noise ripp le is meas ured at the host sys tem po we r supply across an equivalent 15-ohm resistive load on the +5 volt line. Using 5-volt power , the drive is expected to operat e with a maximum of 100 mV peak-to-pe ak square-wave injected nois e at up to 10 MHz.
Momentus 7200.4 SAT A Product Manual, Rev. C 11 2.9.4 Power -managem ent modes The drive provides progr ammable powe r management to provide gr eater energy effici ency . I n most systems, you can control power manage ment through the system setup program.
12 Momentus 7200.4 SA TA Produc t Manual, Re v. C 2.10 Environment al specifications This section provides the tem perature, humidity , shoc k, and vibration specifications for Momentus 7200.4 SA T A drives. 2.10.1 Ambient tempe rature Ambient temperatur e is defined as the temperature of th e environment im mediatel y surrou nding the drive.
Momentus 7200.4 SAT A Product Manual, Rev. C 13 2.10.6.2 Nonoperating shock The nonoperatin g shock level that the drive can exper ience without incurring ph ysical damage or deg radation in performance when subsequen tly put into ope ration is 800 Gs based on a nonr epetitive half-sin e shock pulse of 2 msec duration.
14 Momentus 7200.4 SA TA Produc t Manual, Re v. C 2.12 Electromagnetic immunity When properly installed in a repres entative host syst em , the drive operates without e rrors or degradation i n performance when subjected to the radio frequency (RF) environment s defined in the following t able: 2.
Momentus 7200.4 SAT A Product Manual, Rev. C 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 7200.4 SA TA Produc t Manual, Re v. C This equipment is designed to provide re asonable protecti on against such interference in a residen tial installa- tion. However , there is no guarantee that interference will not occur in a particular in stallation.
Momentus 7200.4 SAT A Product Manual, Rev. C 17 2.15 Environment al protection Seagate des igns it s products to meet env ironmental pr otection requirement s worldwide, including regulations restricting certain chemical substances.
18 Momentus 7200.4 SA TA Produc t Manual, Re v. C 2.16 Corrosive environment Seagate electronic dr ive component s pass accelerated corro sion 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 7200.4 SAT A Product Manual, Rev. C 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 7200.4 SA TA Produc t Manual, Re v. C 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-p oint relationships.
Momentus 7200.4 SAT A Product Manual, Rev. C 21 3.4 Drive mounting Y ou can mount the drive using four screws in the side-mo unting holes or four screws in the bo ttom-mounting holes. See Figure 4 for drive mounting dimensions. Follow these important moun ting precau tions when mou nt- ing the drive: • Allow a minimum clearance of 0.
22 Momentus 7200.4 SA TA Produc t Manual, Re v. C 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 modes 0 – 6.
Momentus 7200.4 SAT A Product Manual, Rev. C 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 and power connecto rs. . 1. All pins are in a single row , with a 1.27 mm (0.050”) pitch.
24 Momentus 7200.4 SA TA Produc t Manual, Re v. C 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 Attachment specification .
Momentus 7200.4 SAT A Product Manual, Rev. C 25 Note: Individ ual Set Max comman ds are identi - fied by the value placed in the Set Max Fea- tures register as defined to the right. Address: Password: Lock: Unlock: Freeze Lock: 00 H 01 H 02 H 03 H 04 H Set Multiple Mode C6h S.
26 Momentus 7200.4 SA TA Produc t Manual, Re v. C 4.3.1 Ident ify Device command The Identify Device command (command code EC H ) tran sfers information about the drive to the ho st following power up. The dat a is organized as a single 51 2-byte bl ock of dat a, whose contents are shown in the t able on page 27.
Momentus 7200.4 SAT A Product Manual, Rev. C 27 27–46 Drive model numb er: (40 ASCII characters, padded with blanks to end of string) ST9500420AS ST9500420ASG ST9320423AS ST9320423ASG ST9250410AS ST.
28 Momentus 7200.4 SA TA Produc t Manual, Re v. C 69–74 A T A-reserved 0000 H 75 Queue depth 0000 H 76 Serial A T A capabilities 0508 H 77 A T A-reserved 0 000 H 78 Serial A T A features supported 0.
Momentus 7200.4 SAT A Product Manual, Rev. C 29 Note. See the bit descriptio ns belo w for words 63, 88, 93 and 94 of the Identify Drive data: Description (if bit is set to 1) Bit Wor d 6 3 0 Multiword DMA mode 0 is supported . 1 Multiword DMA mode 1 is supported .
30 Momentus 7200.4 SA TA Produc t Manual, Re v. C 4.3.2 Set Fe atures c ommand This command controls the implemen tation of various fe at ur es that the drive su pports. When the drive receives this command, it sets BSY , checks the contents of the Featur es register , clears BSY and generate s an inter- rupt.
Momentus 7200.4 SAT A Product Manual, Rev. C 31 4.3.3 S.M.A.R.T . commands S.M.A.R.T . provides near-term failure p rediction for disc drives. Wh en S.M.A.R.T . is enabled, th e drive moni- tors predetermined drive attributes that are suscep t ible to degradation over time.
32 Momentus 7200.4 SA TA Produc t Manual, Re v. C 5.0 Seagate T echnology support services SEAGA TE ONLINE SUPPORT and SERVICES For information regardin g products and services, visit http://www .
Momentus 7200.4 SAT A Product Manual, Rev. C 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 Amb.
34 Momentus 7200.4 SA TA Produc t Manual, Re v. C guaranteed sector s 5 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 D.
Momentus 7200.4 SAT A Product Manual, Rev. C 35 Read/write heads 5 Read/write power 4 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.
36 Momentus 7200.4 SA TA Produc t Manual, Re v. C.
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Seagate T echnology LLC 920 Disc Drive, Scotts V alley , California 95066-4544, USA Publication Number: 1005343 76, Rev . C.
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 ST90250N1A1ASRK 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 ST90250N1A1ASRK - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Seagate ST90250N1A1ASRK imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Seagate ST90250N1A1ASRK ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Seagate ST90250N1A1ASRK, 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 ST90250N1A1ASRK.
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 ST90250N1A1ASRK. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Seagate ST90250N1A1ASRK 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.
