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Seagate ST3250310CS - page 1
Product Manual DB35.4 Series SA T A 100477758 Re v . B Nov ember 2007 ST3250310CS ...
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Seagate ST3250310CS - page 2
Revision history Copyright © 2007 Seagate T echnology LLC. All right s reserved. Printed in U.S.A. Publication number: 1004 77758, Rev . B November 2007 Seagate, Seagate T echnology and the W ave logo ar e registere d trademarks of Seagate T echnology LLC in the United S tates and /or other countr ies. DB35 Series, SeaT ools and SeaTDD are either ...
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Seagate ST3250310CS - page 3
DB35.4 Series SATA Product Manu al, Rev. B i Contents 1.0 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 About the Serial ATA interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.0 Drive spec ...
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Seagate ST3250310CS - page 4
ii DB35.4 Series SATA Pr oduct M anual, Rev. B ...
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Seagate ST3250310CS - page 5
DB35.4 Series SATA Product Manu al, Rev. B iii List of Figures Figure 1. Typical 5V startup and operation c urrent profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 2. Typical 12V startup and operation current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 3. Serial ATA ...
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Seagate ST3250310CS - page 6
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Seagate ST3250310CS - page 7
DB35.4 Series SATA Product Manu al, Rev. B 1 1.0 Introduction This manual describes the functiona l, mechanical an d interface specifications for the following Seagate DB35.4 ® Series model drive: These drives provide the following key fea tures: • Low profile deck design for improved air- flow and low-pr ofile system design. • High instant an ...
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Seagate ST3250310CS - page 8
2 DB35.4 Series SATA Pr oduct Manu al, Rev. B 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 p rimary advantages include : • Easy installation and configuration with true plug-and-play connectivity . It is not necessary to set any jump - ers or o ...
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Seagate ST3250310CS - page 9
DB35.4 Series SATA Product Manu al, Rev. B 3 2.0 Drive specifications Unless otherwise noted, all specific ations are me asured unde r ambient conditions, at 25°C, and nominal power . For convenienc e, the ph rases the drive and this drive are used throughout this manual to in dicate the following drive model: 2.1 Spec ification summary t ables Th ...
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Seagate ST3250310CS - page 10
4 DB35.4 Series SATA Pr oduct Manu al, Rev. B T able 1: Drive specifications summary for 250 Gbyte model Drive specification ST3250310CS Formatted capacity (512 bytes/sector)* 250 Gbytes Guaranteed sectors 488,397,168 Heads 2 Discs 1 Bytes per sector 512 Default sectors per track 63 Default read/write heads 16 Default cylinders 16,383 Recording den ...
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Seagate ST3250310CS - page 11
DB35.4 Series SATA Product Manu al, Rev. B 5 * On e Gbyte equals one billion bytes when referring to hard driv e capacity. Accessible capacity may vary depending on operating envir onment and formatting. * *During pe riods of drive idle, some offli ne activity may occur according to the S.M.A.R.T. specification, which may increase a coustic and pow ...
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Seagate ST3250310CS - page 12
6 DB35.4 Series SATA Pr oduct Manu al, Rev. B 2.2 Formatted cap acity *One Gbyte equals one billion bytes when referri ng to hard drive capacity. Accessible c apa city may vary dependin g on operating envir onment and formatting. 2.2.1 LBA mode When addressing the drive in LBA mode, all blocks (sectors) ar e consecutively n umbered from 0 to n–1, ...
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Seagate ST3250310CS - page 13
DB35.4 Series SATA Product Manu al, Rev. B 7 2.5 Physical characteristics 2.6 Seek time Seek measurement s are t aken with nominal p ower at 25°C ambient temperature. All tim es are measured using drive diagnostics. The specifications in th e table belo w are defined as follows: • T rack-to-track seek time is an averag e of all possible sing le- ...
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Seagate ST3250310CS - page 14
8 DB35.4 Series SATA Pr oduct Manu al, Rev. B 2.8 Power specifications The drive receives DC power (+ 5V or +12V) thro ugh a na tive SA T A power connector . See Figure 4 on p age 18. 2.8.1 Power co nsumption Power requirement s for the drives are listed in the table on page 9. T ypical power measurements are ba sed on an average of drives tested, ...
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Seagate ST3250310CS - page 15
DB35.4 Series SATA Product Manu al, Rev. B 9 2.8.1.1 T y pical current profiles Figure 1. T ypical 5V startup and operation current profile Figure 2. T ypical 12V startup and operatio n current profile 2.8.2 C onducted noise Input noise ripp le is measured at th e host system powe r supply across an equivalent 80-ohm resistive load o n the +12 volt ...
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Seagate ST3250310CS - page 16
10 DB35.4 Series SATA Pr oduct M anual, Rev. B 2.8.4 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 ...
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Seagate ST3250310CS - page 17
DB35.4 Series SATA Product Manu al, Rev. B 11 2.9 Environment al specifications 2.9.1 Drive case temperatu re Above 1,000 feet (305 me ters), the maximum temperature is dera ted linearly to 1 12°F (44°C) at 10,000 feet (3,048 meters). Drive case temperature should be me asured at t he location indicated in Figure 5 on page 19. * Ambient temperatu ...
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Seagate ST3250310CS - page 18
12 DB35.4 Series SATA Pr oduct M anual, Rev. B 2.9.6 Vibration All vibration specifications assume that the drive is mounted secure ly with the input vibration applied at the drive mounting screws. V ibration may be applied in the X, Y or Z axis. 2.9.6.1 Operating vibr ation The maximum vibration levels tha t the drive may expe rience while meeting ...
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Seagate ST3250310CS - page 19
DB35.4 Series SATA Product Manu al, Rev. B 13 2.10 Acoustics emissions Drive emission of so und is measured consistent with the ECMA-74 an d its referenced standards. T esting is conducted at room tempe rature (approximately 25 de grees C). Emission levels are reported as the total A-weighted sound power levels for , steady stat e, idle and active ...
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Seagate ST3250310CS - page 20
14 DB35.4 Series SATA Pr oduct M anual, Rev. B 2.12 Reliability 2.12.1 Annualized Failure Rate (AFR) The product shall achieve an Annualized Failure Rate (A FR) of 0.68% when opera ted in an envir onment of ambient air temperatures of 25 ° C. Operation at temperatures outside the specifications in Section 2.9 m ay increase the product AFR. AFR is ...
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Seagate ST3250310CS - page 21
DB35.4 Series SATA Product Manu al, Rev. B 15 Korean RRL If these drives have the Korea Ministry of Information and Communication (MIC) logo, th ey comply with para- graph 1 of Article 1 1 of the Electr omagnetic Compatibility control Regula tion and meet th e Electromagnetic Compatibility (EMC) Framework requirement s of the Radio Research Laborat ...
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Seagate ST3250310CS - page 22
16 DB35.4 Series SATA Pr oduct M anual, Rev. B 2.14 Environment al protection Seagate designs it s products to meet envir onmental pr otection requirement s worldwide, including regulations restricting certain chemical substances. 2.14.1 European Union Restric t ion of Hazardous Subst ances (RoHS) Directive Seagate designs it s products to meet env ...
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Seagate ST3250310CS - page 23
DB35.4 Series SATA Product Manu al, Rev. B 17 3.0 Configuring and mounting the drive This section contains the specif ications an d instructions for configuring and mounting the drive. 3.1 Handling and st atic-discharge precautions After unp acking, and before installation, the drive may be exposed to po tential handling and electrostatic dis- char ...
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Seagate ST3250310CS - page 24
18 DB35.4 Series SATA Pr oduct M anual, Rev. B 3.2 Configuring the drive Each drive on the Seri al A T A interface connects point-to-point with the Serial A T A host adapter . There is no master/slave rela tionship becaus e each drive is consider ed a master in a point- to-point relationship. If two drives are attached on one Serial A T A host adap ...
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Seagate ST3250310CS - page 25
DB35.4 Series SATA Product Manu al, Rev. B 19 3.4 Drive mounting Y ou ca n mount the drive in any orientation using four screws in the side-mounting holes or four screws in the bottom-mo unting hole s. See Figure 5 for drive mo unting dime nsions. Fo llow these imp ortant mounting p recau- tions when m ounting the drive: • Allow a minimum clearan ...
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Seagate ST3250310CS - page 26
20 DB35.4 Series SATA Pr oduct M anual, Rev. B ...
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Seagate ST3250310CS - page 27
DB35.4 Series SATA Product Manu al, Rev. B 21 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 data transfers. It supp orts A T A programmed input/o u tput (PIO) modes 0–4; mult iword DMA modes 0–2, and Ultr a DMA modes 0–6. For det ailed information abou t the Serial A T ...
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Seagate ST3250310CS - page 28
22 DB35.4 Series SATA Pr oduct M anual, Rev. B 4.2 Serial A T A device plug conn ector pin definitions Table 5 summarizes the sig nals on the Se rial ATA interface and power co nnectors. Notes: 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 connect ...
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Seagate ST3250310CS - page 29
DB35.4 Series SATA Product Manu al, Rev. B 23 4.3 Supported A T A commands The following t able list s Serial A T A standard comman d s that the drive su pports. For a det ailed description of the A T A commands, refer to the Serial A T A: High S peed Serialized A T Att achment specification . See “S.M.A.R.T . commands” on pa ge 30.for details ...
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Seagate ST3250310CS - page 30
24 DB35.4 Series SATA Pr oduct M anual, Rev. B Security Erase Unit F4 H Security Freeze F5 H Security Set Password F1 H Security Unlock F2 H Seek 70 H Set Features EF H Set Max Address F9 H Note: Individual Set Max Address commands are identifie d by the value placed in the Set Max Features regis - ter as defined to the right. Address: Password: Lo ...
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Seagate ST3250310CS - page 31
DB35.4 Series SATA Product Manu al, Rev. B 25 4.3.1 Identify Dev ice command The Identify Device command (command code EC H ) transfers information about the drive to the host following power up. The da ta is organized as a sing le 512-byte blo ck of data, whose conten ts are shown in T abl e 6 on page 23. All reserved bit s or words should be set ...
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Seagate ST3250310CS - page 32
26 DB35.4 Series SATA Pr oduct M anual, Rev. B 60–61 T otal number of user-addressable LBA sectors available (see Section 2.2 for related information) *Note: The maximum value allowed in this field is: 0FFFFFFFh (268,435,455 sectors, 137 Gbytes). Drives with capacities over 137 Gbytes will have 0FFFFFFFh in this fi eld and the actual number of us ...
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Seagate ST3250310CS - page 33
DB35.4 Series SATA Product Manu al, Rev. B 27 Note. Advance d Power Management (APM) and Automatic Acou stic Manage ment (AAM) feat ures are not supp orted 129– 159 Seagate-reserved xxxx H 160– 254 A T A-reserved 00 00 H 255 Integ rity word xxA5 H Word Description V alue ...
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Seagate ST3250310CS - page 34
28 DB35.4 Series SATA Pr oduct M anual, Rev. B Note. See the bit descriptio ns below for words 63 , 88, and 93 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 Mult ...
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Seagate ST3250310CS - page 35
DB35.4 Series SATA Product Manu al, Rev. B 29 4.3.2 Set Featu res comman d This command controls the implement ation of various feat ures that th e drive supports. 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. If the value in the register does n ot repre ...
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Seagate ST3250310CS - page 36
30 DB35.4 Series SATA Pr oduct M anual, Rev. B 4.3.3 S.M.A.R.T . commands S.M.A.R.T . provides near-term failure prediction fo r disc drives. When S.M.A.R.T . is enabled, the drive moni- tors predetermined drive attributes that are suscep t ible to degradation ove r time. If self-monitoring determin es that a failure is likely , S.M.A.R.T . makes a ...
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Seagate ST3250310CS - page 37
DB35.4 Series SATA Product Manu al, Rev. B 31 5.0 Seagate T echnology support services Online services Internet For information regarding Se agate products and ser vices, visit www .sea gate.com . Worldwide support is available 24 hours da ily by email for your questions. Presales Support: Presales@Seagate.com T echnical Support: DiscSupport@Seagat ...
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Seagate ST3250310CS - page 38
32 DB35.4 Series SATA Pr oduct M anual, Rev. B Customer Service Operations W arranty Service Seagate of fers worldwide customer support for Seagate product s. Seagate distributor s, OEMs and ot her direct customers should contact their Seagate Customer Serv ice Operat ions (CSO) re presentative for warr anty- related issues. Resellers or e nd users ...
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Seagate ST3250310CS - page 39
DB35.4 Series SATA Product Manu al, Rev. B 33 Index A ACA 15 acceleration 12 acoustics 13 Active 10 Active m ode 10 AFR 14 Agency certification 14 altitude 11 ambient temper ature 7 , 8 Annualized Failure Rate 14 Annualized Failure Rate (AFR) 14 areal density 1 , 6 ATA commands 23 Australia/New Zeala nd Standard AS/NZS3548 1995 15 Australian Commun ...
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Seagate ST3250310CS - page 40
34 DB35.4 Series SATA Pr oduct M anual, Rev. B Identify Devic e command 25 Idle 10 , 23 Idle Immediat e 23 Idle mode 8 , 10 IEC950 14 Information Technology Equipm ent (ITE) 14 Initialize Device Parameters 23 Input noise ripple 9 input voltage 8 interface 6 , 21 interferen ce 15 internal da ta-transfer rate OD 6 ITE 14 K Korea Ministry of Informat ...
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Seagate ST3250310CS - page 41
DB35.4 Series SATA Product Manu al, Rev. B 35 S.M.A.R.T. Save Attribute Values 24 S.M.A.R.T. Write Log se ctor 24 Safety certification 14 SATA 21 screws 11 sectors 6 Sectors per track 6 Security Disable Password 23 Security Erase Pre pare 23 Security Erase Unit 24 Security Freeze 24 Security Set Password 24 Security Unlock 24 Seek 24 Seek time 7 Se ...
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Seagate ST3250310CS - page 42
36 DB35.4 Series SATA Pr oduct M anual, Rev. B ...
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Seagate ST3250310CS - page 43
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Seagate ST3250310CS - page 44
Seagate T echnology LLC 920 Disc Drive, Scotts V alley , California 95066-4544, USA Publication Number: 1004777 58, Rev . B, Printed in U.S.A. ...
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