Seagate NL35.2 ST3400833NS Product Manual
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Seagate NL35.2 ST3400833NS Product Manual

Seagate NL35.2 ST3400833NS Product Manual

Seagate nl35.2 series serial ata model
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Product Manual
NL35.2 Series
ST3400833NS
ST3400633NS
ST3250824NS
ST3250624NS
100409437
Rev. A
August 2007
Serial ATA
®

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Summary of Contents for Seagate NL35.2 ST3400833NS

  • Page 1 Product Manual NL35.2 Series Serial ATA ® ST3400833NS ST3400633NS ST3250824NS ST3250624NS 100409437 Rev. A August 2007...
  • Page 2 United States and/or other countries. NL35 Series, SeaTools and SeaTDD are either trademarks or registered trademarks of Seagate Technology LLC or one of its affiliated companies in the United States and/or other countries. All other trademarks or registered trademarks are the property of their respective owners.

  • Page 3: Table Of Contents

    Seagate Technology support services ........
  • Page 4 NL35.2 Series SATA Product Manual, Rev. A...
  • Page 5 List of Figures Figure 1. Typical 5V startup and operating current profile ........7 Figure 2.

  • Page 7: Introduction

    Introduction This manual describes the functional, mechanical and interface specifications for the following Seagate NL35.2 Series Serial ATA model drives: NL35.2 Series Serial ATA • ST3400833NS • ST3400633NS • ST3250824NS • ST3250624NS These drives provide the following key features: • 7,200 RPM spindle speed.

  • Page 8: About The Serial Ata Interface

    About the Serial ATA interface The Serial ATA interface provides several advantages over the traditional (parallel) ATA interface. The primary advantages include: • Easy installation and configuration with true plug-and-play connectivity. It is not necessary to set any jump- ers or other configuration options. •...

  • Page 9: Drive Specifications

    ST3500841NS and ST3500641NS models. Formatted capacity* Model Formatted capacity Guaranteed sectors Bytes per sector ST3400833NS and ST3400633NS 400 Gbytes 781,422,768 ST3250824NS and ST3250624NS 250 Gbytes 488,397,168 *One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment and formatting.

  • Page 10: Recording And Interface Technology

    Sustained transfer rate (Mbytes/sec) 65 (ST3400833NS and ST3400633NS) 76.6 (ST3250824NS and ST3250624NS) I/O data-transfer rate (Mbytes/sec max) Interleave Cache buffer ST3400633NS and ST3250624NS: 16 Mbytes (16,384 kbytes) ST3400833NS and ST3250824NS: 8 Mbytes (8,192 kbytes) Physical characteristics Maximum height (mm) 26.11 (inches) 1.028...

  • Page 11: Start/Stop Times

    However, due to the manner in which these drives are formatted, benchmark tests that include command overhead or measure logical seeks may produce results that vary from these specifications. Start/stop times ST3400833NS ST3400633NS Power-on to Ready (sec) 13 (max)
  • Page 12 Table 1: ST3400833NS and ST3400633NS DC power requirements Power dissipation Average (25° C) Spinup 2.90 Amps (peak) Idle* 9.30 watts Operating (40% r/w, 40% seek, 20% inop.) 13.00 watts Seeking (random, 20% idle) 12.60 watts Standby 1.25 watts Sleep 1.25 watts...

  • Page 13: Conducted Noise

    2.7.1.1 Typical current profile Figure 1. Typical 5V startup and operating current profile Figure 2. Typical 12V startup and operating current profile 2.7.2 Conducted noise Input noise ripple is measured at the host system power supply across an equivalent 80-ohm resistive load on the +12 volt line or an equivalent 15-ohm resistive load on the +5 volt line.

  • Page 14: Power-Management Modes

    2.7.4 Power-management modes The drive provides programmable power management to provide greater energy efficiency. In most systems, you can control power management through the system setup program. The drive features the following power-management modes: Power modes Heads Spindle Buffer Active Tracking Rotating Enabled...

  • Page 15: Environmental Specifications

    Environmental specifications 2.8.1 Ambient temperature Ambient temperature is defined as the temperature of the environment immediately surrounding the drive. Actual drive case temperature should not exceed 69°C (156°F) within the operating ambient conditions. Above 1,000 feet (305 meters), the maximum temperature is derated linearly to 112°F (44°C) at 10,000 feet (3,048 meters).

  • Page 16: Vibration

    (Number of seeks per second = 0.4 / (average latency + average access time) Table 3: Fluid Dynamic Bearing (FDB) motor acoustics Idle* Performance seek ST3400833NS 2.8 bels (typ) 3.7 bels (typ) ST3400633NS 3.0 bels (max) 3.9 bels (max) ST3250824NS 2.7 bels (typ)

  • Page 17: Electromagnetic Immunity

    To determine the warranty for a specific drive, use a web browser to access the fol- lowing web page: www.seagate.com/support/service/ From this page, click on the “Verify Your Warranty” link. You will be asked to provide the drive serial number, model number (or part number) and country of purchase.

  • Page 18: Agency Certification

    As a subassembly, no Federal Communications Commission verification or certification of the device is required. Seagate Technology LLC has tested this device in enclosures as described above to ensure that the total assembly (enclosure, disc drive, motherboard, power supply, etc.) does comply with the limits for a Class B computing device, pursuant to Subpart J, Part 15 of the FCC rules.

  • Page 19: Environmental Protection

    RoHS Directive require- ments. A number of parts and materials in Seagate products are procured from external suppliers. We rely on the rep- resentations of our suppliers regarding the presence of RoHS substances in these parts and materials. Our...

  • Page 20: Corrosive Environment

    The silver, copper, nickel and gold films used in Seagate products are especially sensitive to the presence of sulfide, chlo- ride, and nitrate contaminants. Sulfur is found to be the most damaging. In addition, electronic components should never be exposed to condensing water on the surface of the printed circuit board assembly (PCBA) or exposed to an ambient relative humidity greater than 95%.

  • Page 21: Configuring And Mounting The Drive

    Configuring and mounting the drive This section contains the specifications and instructions for configuring and mounting the drive. Handling and static-discharge precautions After unpacking, and before installation, the drive may be exposed to potential handling and electrostatic dis- charge (ESD) hazards. Observe the following standard handling and static-discharge precautions: Caution: •...

  • Page 22: Configuring The Drive

    Configuring the drive Each drive on the Serial ATA interface connects in a point-to-point configuration with the Serial ATA host adapter. There is no master/slave relationship because each drive is considered a master in a point-to-point relationships. If two drives are attached on one Serial ATA host adapter, the host operating system views the two devices as if they were both “masters”...

  • Page 23: Drive Mounting

    Drive mounting You can mount the drive in any orientation using four screws in the side-mounting holes or four screws in the bottom-mounting holes. See Figure 5 on page 17 for drive mounting dimensions. Follow these important mounting precautions when mounting the drive: •...
  • Page 24 NL35.2 Series SATA Product Manual, Rev. A...

  • Page 25: Serial Ata (Sata) Interface

    Serial ATA (SATA) interface These drives use the industry-standard Serial ATA interface that supports FIS data transfers. It supports ATA programmed input/output (PIO) modes 0–4; multiword DMA modes 0–2, and Ultra DMA modes 0–6. For detailed information about the Serial ATA interface, refer to the “Serial ATA: High Speed Serialized AT Attachment”...

  • Page 26: Serial Ata Device Plug Connector Pin Definitions

    Serial ATA device plug connector pin definitions Table 5 summarizes the signals on the Serial ATA interface and power connectors.. Table 5: Serial ATA connector pin definitions Segment Function Definition Ground 2nd mate Differential signal pair A from Phy Ground 2nd mate Differential signal pair B from Phy Signal...

  • Page 27: Supported Ata Commands

    Supported ATA commands The following table lists Serial ATA standard commands that the drive supports. For a detailed description of the ATA commands, refer to the Serial ATA: High Speed Serialized AT Attachment specification. See “S.M.A.R.T. commands” on page 27.for details and subcommands used in the S.M.A.R.T. implementation. Table 6: Supported ATA commands Command name...
  • Page 28 Command name Command code (in hex) Security Erase Unit Security Freeze Security Set Password Security Unlock Seek Set Features Set Max Address Note: Individual Set Max Address Address: commands are identified by the value Password: placed in the Set Max Features regis- Lock: ter as defined to the right.

  • Page 29: Identify Device Command

    Firmware revision (8 ASCII character string, padded with blanks to end of x.xx string) 27–46 Drive model number: (40 ASCII characters, padded with blanks to end of ST3400833NS string) ST3400633NS ST3250824NS ST3250624NS (Bits 7–0) Maximum sectors per interrupt on Read multiple and Write...
  • Page 30 ATA-reserved 0000 100– Total number of user-addressable LBA sectors available (see Section 2.1 ST3400833NS = 781,422,768 for related information). These words are required for drives that support ST3400633NS = 781,422,768 the 48-bit addressing feature. Maximum value: 0000FFFFFFFFFFFFh. ST3250824NS = 488,397,168 ST3250624NS = 488,397,168 104–...
  • Page 31 Word Description Value Security status 0001 129– Seagate-reserved xxxx 160– ATA-reserved 0000 Integrity word xxA5 Note. Advanced Power Management (APM) and Automatic Acoustic Management (AAM) features are not supported Note. See the bit descriptions below for words 63, 88, and 93 of the Identify Drive data.

  • Page 32: Set Features Command

    4.3.2 Set Features command This command controls the implementation of various features that the drive supports. When the drive receives this command, it sets BSY, checks the contents of the Features register, clears BSY and generates an inter- rupt. If the value in the register does not represent a feature that the drive supports, the command is aborted. Power-on default has the read look-ahead and write caching features enabled.

  • Page 33: Commands

    ) that elimi- nates unnecessary drive returns. The diagnostic software ships with all new drives and is also available at: http://seatools.seagate.com. You must have a recent BIOS or software package that supports S.M.A.R.T. to use this S.M.A.R.T. commands. The table below shows the S.M.A.R.T. command codes that the drive uses.
  • Page 34 NL35.2 Series SATA Product Manual, Rev. A...

  • Page 35: Seagate Technology Support Services

    Seagate Service Centers Presales Support Our Presales Support staff can help you determine which Seagate products are best suited for your specific application or computer system, as well as product availability and compatibility. Technical Support Seagate technical support is available to assist you online at support.seagate.com...
  • Page 36 Seagate Customer Service Operations (CSO) representative for warranty- related issues. Resellers or end users of drive products should contact their place of purchase or Seagate warranty service for assistance. Have your serial number and model or part number available.
  • Page 37 Index Device Configuration Identify 21 Device Configuration Restore 21 Device Configuration Set 21 Device Reset 21 dimensions 17 ACA 12 disc surface 5 acceleration 10 Download Microcode 21 acoustics 10 Active 8 Active mode 8 actuator arm 5 Electrical fast transient 11 AFR 11 Electromagnetic compatibility 12 Agency certification 12...
  • Page 38 Identify Device 21 point-to-point 2 Identify Device command 23 Power consumption 5 Idle 8 power consumption 5 Idle Immediate 21 Power dissipation 6 Idle mode 5 Power modes 8 IEC950 12 Power specifications 5 Information Technology Equipment (ITE) 12 Power-management modes 8 Initialize Device Parameters 21 Power-on to Ready 5 Input noise ripple 7...
  • Page 39 S.M.A.R.T. Read Attribute Thresholds 22 timer 8 S.M.A.R.T. Read Data 22 timers 8 S.M.A.R.T. Read Log Sector 22 Track density 4 S.M.A.R.T. Return Status 22 Track-to-track 4 S.M.A.R.T. Save Attribute Values 22 Track-to-track seek time 4 S.M.A.R.T. Write Log sector 22 Tunneling Magnetoresistive (TMR) heads 1 Safety certification 12 TUV North America 12...
  • Page 40 NL35.2 Series SATA Product Manual, Rev. A...
  • Page 42 Seagate Technology LLC 920 Disc Drive, Scotts Valley, California 95066-4544, USA Publication Number: 100409437, Rev. A, Printed in USA...

This manual is also suitable for:

Nl35.2 st3250824nsNl35.2 st3400633nsNl35.2 st3250624ns

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