SEAGATE ST9750420ASG - Manuals

Momentus Product Manual, Rev. C iii List of Figures Figure 1. Typical +5V only startup and operation current profile (7200-RPM models) . . . . . . . . . . . . . 10 Figure 2. Typical +5V only startup and operation current profile (5400-RPM models) . . . . . . . . . . . . . 10 Figure 3. Serial ATA con...

Momentus Product Manual, Rev. C 1 1.0 Seagate Technology support services SEAGATE ONLINE SUPPORT and SERVICES For information regarding products and services, visit http://www.seagate.com/www/en-us/about/contact_us/ Available services include: Presales & Technical support Global Support Services...

2 Momentus Product Manual, Rev. C 2.0 Introduction This manual describes the functional, mechanical and interface specifications for the following Seagate Momentus ® model drives: These drives provide the following key features: • 5400-RPM spindle speed (on ST9750423AS, ST9750423ASG, ST9640424AS, ST...

Momentus Product Manual, Rev. C 3 2.1 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 normally nece...

4 Momentus Product Manual, Rev. C 3.0 Drive specifications Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal power. 3.1 Specification summary table The specifications listed in this table are for quick reference. For details on specification measu...

6 Momentus Product Manual, Rev. C 3.2 Formatted capacity Model Formatted capacity* Guaranteed sectors Bytes per sector (logical) ST9750423AS, ST9750423ASG, ST9750422AS, ST9750420AS and ST9750420ASG 750GB 1,465,149,168 512 ST9640424AS, ST9640423AS and ST9640423ASG 640GB 1,250,263,728 ST9500424AS, ST9...

8 Momentus Product Manual, Rev. C 3.7 Seek time Seek measurements are taken with nominal power at 25°C ambient temperature. All times are measured using drive diagnostics. The specifications in the table below are defined as follows: • Track-to-track seek time is an average of all possible single-tr...

Momentus Product Manual, Rev. C 9 3.9 Power specifications The drive receives DC power (+5V) through a native SATA power connector. 3.9.1 Power consumption Power requirements for the drives are listed in the table on page 9. Typical power measurements are based on an average of drives tested, under ...

10 Momentus Product Manual, Rev. C 3.9.1.1 Typical current profile Figure 1. Typical +5V only startup and operation current profile (7200-RPM models) Figure 2. Typical +5V only startup and operation current profile (5400-RPM models)

Momentus Product Manual, Rev. C 13 3.10 Environmental specifications This section provides the temperature, humidity, shock, and vibration specifications for Momentus drives. 3.10.1 Ambient temperature Ambient temperature is defined as the temperature of the environment immediately surrounding the d...

Momentus Product Manual, Rev. C 15 3.11 Acoustics Drive emission of sound is measured consistent with the ECMA-74 and its referenced standards. Testing is conducted at room temperature (approximately 25 ° C). Emission levels are reported as the total A-weighted sound power levers for steady state, i...

16 Momentus Product Manual, Rev. C 3.13 Reliability Measurement type Specification Nonrecoverable read errors 1 per 10 14 bits read, max. Annualized Failure 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 humidit...

Momentus Product Manual, Rev. C 17 Korean RRL If these drives have the Korean Communications Commission (KCC) logo, they comply with paragraph 1 of Article 11 of the Electromagnetic Compatibility control Regulation and meet the Electromagnetic Compatibility (EMC) Framework requirements of the Radio ...

18 Momentus Product Manual, Rev. C 3.15 Environmental protection Seagate designs its products to meet environmental protection requirements worldwide, including regulations restricting certain chemical substances. 3.15.1 European Union Restriction of Hazardous Substances (RoHS) Seagate designs its p...

Momentus Product Manual, Rev. C 19 4.0 Configuring and mounting the drive This section contains the specifications and instructions for configuring and mounting the drive. 4.1 Handling and static-discharge precautions After unpacking, and before installation, the drive may be exposed to potential ha...

20 Momentus Product Manual, Rev. C 4.2 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 d...

Momentus Product Manual, Rev. C 21 4.4 Drive mounting You can mount the drive using four screws in the side-mounting holes or four screws in the bottom-mounting holes. See Figure 5 for drive mounting dimensions. Follow these important mounting precautions when mount-ing the drive: • Allow a minimum ...

22 Momentus Product Manual, Rev. C 5.0 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. The drive also supports the use ...

Momentus Product Manual, Rev. C 23 5.2 Serial ATA device plug connector pin definitions Table 7 summarizes the signals on the Serial ATA interface and power connectors. 1. All pins are in a single row, with a 1.27 mm (0.050”) pitch. 2. The comments on the mating sequence apply to the case of backpla...

24 Momentus Product Manual, Rev. C 5.3 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...

26 Momentus Product Manual, Rev. C 5.3.1 Identify Device command The Identify Device command (command code EC H ) transfers information about the drive to the host following power up. The data is organized as a single 512-byte block of data, whose contents are shown in the table on page 27. All rese...

28 Momentus Product Manual, 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 following this table) xxxx H 94 Auto acoustic management setting xxxx H 95 Stream Min....

Momentus Product Manual, Rev. C 33 Index A ACA 17 acoustics 5 , 15 Active mode 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 den...