SEAGATE ST3120022AS - Manuals

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 1 1.0 Introduction This manual describes the functional, mechanical and interface specifications for the following SeagateBarracuda ® 7200.7 Serial ATA model drives: Table 1: Barracuda 7200.7 Serial ATA models [1] OEM model that may support NCQ Thes...

2 Barracuda 7200.7 Serial ATA Product Manual, Rev. N 1.1 About the Serial ATA interface The Serial ATA interface provides several advantages over the traditional (parallel) ATA interface. The primaryadvantages include: • Easy installation and configuration with true plug-and-play connectivity. It is...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 3 2.0 Drive specifications Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominalpower. For convenience, the phrases the drive and this drive are used throughout this manual to indicate theST3200822AS,...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 5 *One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environmentand formatting. **During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. s...

6 Barracuda 7200.7 Serial ATA Product Manual, Rev. N 2.4 Physical organization 2.5 Recording and interface technology 2.5.1 Physical characteristics Drive model Read/write heads Number of discs ST3200822AS, ST3160827AS, ST3160023AS and ST3160021AS 4 2 ST3120827AS, ST3120026AS and ST3120022AS 3 2 ST3...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 7 2.6 Seek time Seek measurements are taken with nominal power at 25°C ambient temperature. All times are measured usingdrive diagnostics. The specifications in the table below are defined as follows: • Track-to-track seek time is an average of all ...

8 Barracuda 7200.7 Serial ATA Product Manual, Rev. N • Operating power and current Operating power is measured using 40 percent random seeks, 40 percent read/write mode (1 write for each10 reads) and 20 percent drive idle mode. • Idle mode power Idle mode power is measured with the drive up to speed...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 9 2.8.1.1 Typical current profiles Figure 1. Typical 5V startup and operation current profile Figure 2. Typical 12V startup and operation current profile 2.8.2 Deferred spinup Barracuda 7200.7 Serial ATA drives provide a deferred spinup feature whic...

10 Barracuda 7200.7 Serial ATA Product Manual, Rev. N cessful exchange of Out-Of-Band (OOB) signals with a functional host-side Serial ATA port. In desktopsystems, SATA transceivers should initialize OOB as soon as power comes ready to guarantee the drive spinsup quickly. Seagate disc drives will no...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 11 2.8.5 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 followingpower-managemen...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 13 2.9.6 Vibration All vibration specifications assume that the drive is mounted securely with the input vibration applied at thedrive mounting screws. Vibration may be applied in the X, Y or Z axis. 2.9.6.1 Operating vibration The maximum vibration...

14 Barracuda 7200.7 Serial ATA Product Manual, Rev. N 2.11 Electromagnetic immunity When properly installed in a representative host system, the drive operates without errors or degradation inperformance when subjected to the radio frequency (RF) environments defined in the following table: 2.12 Rel...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 15 2.13 Agency certification 2.13.1 Safety certification The drives are recognized in accordance with UL 1950 and CSA C22.2 (950) and meet all applicable sectionsof IEC950 and EN 60950 as tested by TUV North America. 2.13.2 Electromagnetic compatibi...

16 Barracuda 7200.7 Serial ATA Product Manual, Rev. N Australian C-Tick (N176) If these models have the C-Tick marking, they comply with the Australia/New Zealand Standard AS/NZS35481995 and meet the Electromagnetic Compatibility (EMC) Framework requirements of the Australian Communi-cation Authorit...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 17 2.14 Environmental protection Seagate designs its products to meet environmental protection requirements worldwide, including regulationsrestricting certain chemical substances. European Union Restriction of Hazardous Substances (RoHS) The Europe...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 19 3.0 Configuring and mounting the drive This section contains the specifications and instructions for configuring and mounting the drive. 3.1 Handling and static-discharge precautions After unpacking, and before installation, the drive may be expo...

20 Barracuda 7200.7 Serial ATA Product Manual, Rev. N 3.2 Configuring the drive Each drive on the Serial ATA interface connects in a point-to-point configuration with the Serial ATA hostadapter. There is no master/slave relationship because each drive is considered a master in a point-to-pointrelati...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 21 3.4 Drive mounting You can mount the drive in any orientation using four screws in the side-mounting holes or four screws in thebottom-mounting holes. See Figure 5 on page 22 for drive mounting dimensions. Follow these importantmounting precautio...

22 Barracuda 7200.7 Serial ATA Product Manual, Rev. N Figure 5. Mounting dimensions—top, side and end view 4.000 (101.6) 5.787 (146.9898) max. 1.028 max (26.111 max) 2.00 (50.80) 1.638 (41.605) 4.000 (101.6) 2 x 1.750 (2 x 44.45) 2 x 3.750 (2 x 95.25) C L of drive [1] Notes:Dimensions are shown in i...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 23 4.0 Serial ATA (SATA) interface These drives use the industry-standard Serial ATA interface that supports FIS data transfers. It supports ATAprogrammed input/output (PIO) modes 0–4; multiword DMA modes 0–2, and Ultra DMA modes 0–6. The drivealso ...

24 Barracuda 7200.7 Serial ATA Product Manual, Rev. N 4.2 Serial ATA device plug connector pin definitions Table 8 summarizes the signals on the Serial ATA interface and power connectors. Notes: 1. All pins are in a single row, with a 1.27 mm (0.050”) pitch. 2. The comments on the mating sequence ap...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 25 3. There are three power pins for each voltage. One pin from each voltage is used for pre-charge wheninstalled in a blind-mate backplane configuration. 4. All used voltage pins (V x ) must be terminated.

26 Barracuda 7200.7 Serial ATA Product Manual, Rev. N 4.3 Supported ATA commands The following table lists Serial ATA standard commands that the drive supports. For a detailed description ofthe ATA commands, refer to the Serial ATA: High Speed Serialized AT Attachment specification. See“S.M.A.R.T. c...

28 Barracuda 7200.7 Serial ATA Product Manual, Rev. N 4.3.1 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 o...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 29 53 Words 54–58, 64–70 and 88 are valid 0007 H 54 Number of current logical cylinders xxxx H 55 Number of current logical heads xxxx H 56 Number of current logical sectors per logical track xxxx H 57–58 Current capacity in sectors xxxx H 59 Number...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 33 4.3.3 S.M.A.R.T. commands S.M.A.R.T. provides near-term failure prediction for disc drives. When S.M.A.R.T. is enabled, the drive moni-tors predetermined drive attributes that are susceptible to degradation over time. If self-monitoring determine...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 35 5.0 Seagate Technology support services Online services Internet www.seagate.com for information about Seagate products and services. Worldwide support is available 24hours daily by e-mail for your questions. Presales Support: www.seagate.com/sup...

36 Barracuda 7200.7 Serial ATA Product Manual, Rev. N Customer Service Operations Warranty Service Seagate offers worldwide customer support for Seagate drives. Seagate distributors, OEMs and other directcustomers should contact their Seagate Customer Service Operations (CSO) representative for warr...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 37 European support services For presales and technical support in Europe, dial the Seagate Service Center toll-free number for your spe-cific location. If your location is not listed here, dial our presales and technical support call center at +1-4...

38 Barracuda 7200.7 Serial ATA Product Manual, Rev. N Asia/Pacific support services For Asia/Pacific presales and technical support, dial the toll-free number for your specific location. The Asia/Pacific toll-free numbers are available from 6:00 A . M . to 10:45 A . M . and 12:00 P . M . to 6:00 P ....

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 39 Publication feedback survey We are interested in your comments and suggestions regarding this publication. Please take a few minutes toparticipate in our survey at the following URL: http://survey.seagate.com/survey/techpubs.nsf Thank you for you...

Barracuda 7200.7 Serial ATA Product Manual, Rev. N 41 Index A ACA 16 acoustics 4 , 13 Active 11 Active mode 11 actuator arm 7 Address 26 Agency certification 15 Altitude 12 Altitude, nonoperating 4 Altitude, operating 4 Ambient temperature 4 , 11 ambient temperature 7 Areal density 3 , 6 areal densi...