Seagate ST9750423AS manuale d’uso

Product Manual Momentus ® 7200-RPM 5400-RPM 100627937 Re v . C January 2011 St anda rd models ST9750423AS ST9750422AS ST9750420AS ST9750424AS * ST9640424AS ST9640423AS ST9640422AS * ST9500424AS ST9500423AS ST9500428AS * Free-fall sensor models ST9750423ASG ST9750420ASG ST9640423ASG ST9500423ASG * specifications for these m odels are available from[...]

Revision history © 201 1 Seagate T echnology LLC. All right s reserved. Publication number: 1006 27937, Rev . C, January 201 1 Seagate, Seagate T echnology and the W ave logo are registered trademarks of Seaga te T echnology LLC in the United S tates and/or other countries. Momentus and Se aT ools are either tra demarks or registered trademarks of[...]

Momentus Product Manua l, Rev. C i Contents 1.0 Seagate Technology support services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.1 About the Serial [...]

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Momentus Product Manua l, Rev. C iii List of Figures Figure 1. Typical +5V only startup and operation curren t profile (7200-RPM models) . . . . . . . . . . . . . 10 Figure 2. Typical +5V only startup and operation curren t profile (5400-RPM models) . . . . . . . . . . . . . 10 Figure 3. Serial ATA connectors . . . . . . . . . . . . . . . . . . . .[...]

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Momentus Product Manua l, Rev. C 1 1.0 Seagate T echnology support services SEAGA TE ONLINE SUPPORT and SERVICES For information regarding pr oducts and services, visit http://www .sea gate.com/www/en-us/ about/contact_us/ Available ser v ices include: Presales & T echnical support Global Support Services telephone nu mbers & business hours[...]

2 Momentus Product Manu al, Rev. C 2.0 Introduction This manual describes the functiona l, mechanical an d interface specifications for the following Seagate Momentus ® model dr ives: These drives provide the following key fea t ures: • 5400-RPM spindle spee d (on ST9750423AS, ST9750423ASG, ST9640 424AS, ST9640423AS & ST9640 423ASG models on[...]

Momentus Product Manua l, Rev. C 3 2.1 About the Serial A T A interface The Serial A T A interface provides several ad vantages over the traditional (p arallel) A T A interf ace. The p rimary advantages include : • Easy installation and configur ation with true plug-and-p lay connectivit y . It is not normally neces sary to set any jumpers or ot [...]

4 Momentus Product Manu al, Rev. C 3.0 Drive specifications Unless otherwise noted, all specific ations are measured und er ambient conditions, at 25°C, and nominal power . 3.1 Spec ification summary t able The specifications listed in this t able are for quick re ference. For details on spec ification measu rement or definition, see the appropria[...]

Momentus Product Manua l, Rev. C 5 * On e Gbyte equals one billion bytes when referring to hard driv e capacity. Accessible capacity may vary depending on operating environment and formatting. **During periods of drive idle, some offlin e activity may occur acco rding to the S.M. A.R.T. specification, w hich may increase a coustic and power to oper[...]

6 Momentus Product Ma nual, Rev. C 3.2 Formatted cap acity Model Formatted cap acity* Guaranteed secto rs Bytes per sector (log ical) ST9750423AS, ST97504 23ASG, ST9750422AS, ST97504 20AS and ST9750420ASG 750GB 1,465,149,168 512 ST9640424AS, ST96404 23AS and ST 9640423ASG 640GB 1,250,263,728 ST9500424AS, ST95004 23AS and ST 9500423ASG 500GB 976,77 [...]

Momentus Product Manua l, Rev. C 7 3.5 Recording and interface tec hnology Interface Serial A T A (SA T A) Recording method Perpendicular Recording density BPI (bits/in max) 1,586k T rack density TPI (tracks/in max) 341k Areal density (Gb/in 2 max) 541 S pindle speed (RPM) ( ± 0.2%) (ST9750423AS, ST975042 3ASG, ST96 40424AS, ST9640423AS an d ST964[...]

8 Momentus Product Ma nual, Rev. C 3.7 Seek time Seek measurement s are t aken with nominal p ower at 25°C ambient tempera ture. All times a re measur ed using drive diagnostics. The specifications in th e table below are defined as follows: • T rack-to-track seek time is an average of al l possible single-track seeks in both direction s . • A[...]

Momentus Product Manua l, Rev. C 9 3.9 Power specifications The drive receives DC power (+5V) thr ough a native SA T A power connector . 3.9.1 Power consumption Power requirement s for the drives are listed in the t abl e on p a ge 9. T ypical power measur ement s are ba sed on an average of drives tested, under nomina l co nditions, at 25°C ambie[...]

10 Momentus Product Ma nual, Rev. C 3.9.1.1 T ypical current prof ile Figure 1. T ypical +5V only startup and op eratio n current profile (7200-RPM mode ls ) Figure 2. T ypical +5V only startup and op eratio n current profile (5400-RPM mode ls )[...]

Momentus Product Manua l, Rev. C 11 3.9.2 Conducted 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 +5V line. Using 5V power , th e drive is ex pected to oper ate with a m aximum of 100mV peak-to -peak squa re-wave injected nois e at up to 10 MHz. Note. Equivalent resistanc[...]

12 Momentus Product Manu al, Rev. C 3.9.4 Power-man agement mo des The drive provides prog rammable power man agement to provide greater energy effici ency . In most systems, you can control power manage ment through the system setup program. The drive features the following power-management mod es: • Active mode The drive is in Active mode durin[...]

Momentus Product Manua l, Rev. C 13 3.10 Environment al specifications This section provides the tempe r ature, humidity , shoc k, and vibration specificat ions for Momentus drives. 3.10.1 Ambient tempe rature Ambient temperature is defined as the temperature of th e envir onment immediately surrounding the drive. Above 1000 feet (305 mete rs), the[...]

14 Momentus Product Manu al, Rev. C 3.10.6 Shock All shock specifications assu me that the drive is mounted secu rely with the input shock applied at the drive mounting screws. Shock may be applied in the X, Y or Z axis. Note. Ad ditional shock prot ection is provide d by the Free Fall Pr otection feat ure on ST97504 23ASG, ST9750420ASG, ST9640 423[...]

Momentus Product Manua l, Rev. C 15 3.1 1 Acoustics Drive emission of so und is measured consistent with the ECMA-74 an d its referenced standards. T esting is conducted at room temper ature (approximately 25 ° C). Emission levels are reported as the tot al A-weighted sound power levers for steady st ate, idle, and active seeks modes of operation.[...]

16 Momentus Product Ma nual, Rev. C 3.13 Reliability Measurement type S pecification Nonrecoverable read errors 1 per 10 14 bits read, max. Annualized Fa ilure Rate (AFR) 0.5% Load/Unload (U/UL) 25°C, 50% relative humidity 32°C, 80% relative humidity 5°C, 80% relative humidity 5°C, 10% relative humidity 55°C, 16% relative humidity 600,000 soft[...]

Momentus Product Manua l, Rev. C 17 Korean RRL If these drives have the Korean Communications Commission (KCC) logo , they comply with paragraph 1 of Article 1 1 of the El ectromagnetic Compatib ility control Regulation and meet the Electrom agnetic Compatibility (EMC) Framework require ments of the Ra dio Resear ch Laboratory (RRL) Communications [...]

18 Momentus Product Ma nual, Rev. C 3.15 Environment al protection Seagate designs it s products to meet en vironmental pr otection requirement s worldwide, including regulations restricting certain chemical substances. 3.15.1 Euro pean Union Restriction of Hazardous Subst ances (RoHS) Seagate designs it s products to meet en vironmental pr otectio[...]

Momentus Product Manua l, Rev. C 19 4.0 Configuring and mounting the drive This section contains the specif ications an d instructions for configuring and mounting the drive. 4.1 Handling and st atic-discharge precautions After unp acking, and before installation, the drive may be exposed to potential handling and electrost atic dis- charge (ESD) h[...]

20 Momentus Product Manu al, Rev. C 4.2 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. If two drives are at tached on one Serial A T A[...]

Momentus Product Manua l, Rev. C 21 4.4 Drive mounting Y ou can mount the drive using four screws in the side-mo un ting holes or four screws in the bottom-mounting holes. See Figure 5 for drive mounting dimensions. Follow these important moun ting precautio ns when mount - ing the drive: • Allow a minimum clearance of 0.030 inches (0.76 mm) arou[...]

22 Momentus Product Manu al, Rev. C 5.0 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 data transfers. It supp orts A T A programmed inpu t/output (PIO) mod es 0–4; multiword DMA modes 0–2 , and Ultra DMA mo des 0–6. The drive also support s the use of the IORDY signal to pr[...]

Momentus Product Manua l, Rev. C 23 5.2 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. 2. The comment s on the mating sequence a pply to the case of backplane blindmate connector only . In thi[...]

24 Momentus Product Manu al, Rev. C 5.3 Supported A T A commands The following t able list s Serial A T A standard comman ds that the drive supports. 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 . See “S.M.A.R.T . commands” on p age 31.for det ails and su bcomm[...]

Momentus Product Manua l, Rev. C 25 S.M.A.R.T . Enabl e/Disabl e Autosave B0h/D2h S.M.A.R.T . Enabl e Ope rations B0h/D8h S.M.A.R.T . Enabl e/Disabl e Auto Offline B0h/D Bh S.M.A.R.T . Enabl e One Attribute Modification B0h /E0 h S.M.A.R.T . Execut e Offline B0h/D4h S.M.A.R.T . Free Fall Protection Host Interface FEh S.M.A.R.T . Read Attri bute Thr[...]

26 Momentus Product Manu al, Rev. C 5.3.1 Identify D evice comman d The Identify Device command (command code EC H ) tran sfers information about 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. All re served bits or words should be set to zero [...]

Momentus Product Manua l, Rev. C 27 54 Number of current logical cylinders xxxx H 55 Number of current logical heads xxxx H 56 Number of current logi cal sectors per logica l track xxxx H 57–58 Current capacity in sectors xxxx H 59 Number of sectors transferred during a Read Multiple or Wr it e Mu lt iple command xxxx H 60–61 T otal number of u[...]

28 Momentus Product Manu al, Rev. C 89 Security erase time 0045 H 90 Enhanced security erase time 0045 H 91 Current APM values 8080 H 92 Master password revision code FFFE H 93 Hardware reset value (see description follo wing this table) xxxx H 94 Auto acoustic management settin g xxxx H 95 S tream Min. Request Size 0000 H 96 S treaming Transfer T [...]

Momentus Product Manua l, 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 . 2 Multiword DMA mode 2 is supported . 8 Multiword DMA mode 0 is currently active. 9 Multiword DM[...]

30 Momentus Product Manu al, Rev. C 5.3.2 Set Featu res command 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 Features r egister , clears BSY and generate s an inter- rupt. If the value in the register does n ot represent a fe[...]

Momentus Product Manua l, Rev. C 31 5.3.3 S.M.A.R.T . commands S.M.A.R.T . provides near-term failure pre diction for disc drives. When S.M.A.R.T . is ena bled, the drive moni- tors predetermined drive attributes that are suscep t ible to degradation over time. If self-moni toring determines that a failure is likely , S.M.A.R.T . makes a status r e[...]

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Momentus Product Manua l, Rev. C 33 Index A ACA 17 acoustics 5 , 15 Active m ode 12 Address 24 AFR 16 Agency certification 16 Altitude 13 Altitude, nonoperating 5 Altitude, operating 5 Ambient temperature 5 , 13 ambient temperature 8 Annualized Failure Rate 16 Annualized Failure Rate (AFR) 5 Areal density 4 , 7 ATA commands 24 ATA data-transfer mod[...]

34 Momentus Product Manu al, Rev. C gradient 5 Guaranteed sectors 4 , 6 guaranteed sector s 6 H handling 19 Handling precautions 19 heads 6 Height 4 height 7 humidity 5 I I/O data-transfer rate 4 , 7 Identify 24 Identify Device 24 Identify Device command 26 Idle 9 , 25 Idle and Standby timer s 12 Idle Immediate 25 Idle mode 5 , 12 Idle mode power 9[...]

Momentus Product Manua l, Rev. C 35 Read Verify Sectors Extended 24 Read Verify Sect ors without R etries 24 Read/write heads 6 Read/write power 4 read/write power and current 9 Recording density 4 , 7 Recording method 7 Recording technology 7 Relative humidity 5 , 13 Reliability 16 resistance 11 Retries 24 RF 15 RoHS 18 RPM 4 RRL 17 S S.M.A.R.T. 2[...]

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Seagate T echnology LLC 920 Disc Drive, Scotts V alley , California 95066-4544, USA Publication Number: 1006279 37, Rev . C[...]