Seagate ST9750420AS Momentus 7200.4 SATA Product Manual
Seagate ST9750420AS Manual
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- Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 1
Product Manual Momentus 7200.4 SATA ST9500420AS ST9320423AS ST9250410AS ST9160412AS ST9120410AS ST980412AS ST9500420ASG ST9320423ASG ST9250410ASG ST9160412ASG ST9120410ASG ST980412ASG 100534376 Rev. C November 2010 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 2
© 2010 Seagate Technology LLC. All rights reserved. Publication number: 100534376, Rev. C, November 2010 Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate Technology LLC in the United States and/or other countries. Momentus and SeaTools are either trademarks or - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 3
-Plug compatibility 22 4.2 Serial ATA device plug connector pin definitions 23 4.3 Supported ATA commands 24 4.3.1 Identify Device command 26 4.3.2 Set Features command 30 4.3.3 S.M.A.R.T. commands 31 5.0 Seagate Technology support services 32 Momentus 7200.4 SATA Product Manual, Rev. C i - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 4
ii Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 5
List of Figures Figure 1. Figure 2. Figure 3. Figure 4. Typical +5V only startup and operation current profile 9 Serial ATA connectors 20 Attaching SATA cabling 20 Mounting dimensions-top, side and end view 21 Momentus 7200.4 SATA Product Manual, Rev. C iii - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 6
- Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 7
1.0 Introduction This manual describes the functional, mechanical and interface specifications for the the industry's most comprehensive protection for disc drives. • Support for S.M.A.R.T. drive monitoring and reporting. • Support for Read Multiple and Write Multiple commands. Momentus 7200.4 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 8
levels. In addition, Serial ATA makes the transition from parallel ATA easy by providing legacy software support. Serial ATA was designed to allow you to install a Serial ATA host adapter and Serial ATA can be downloaded from http://www.serialata.org. 2 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 9
or defi- nition, see the appropriate section of this manual. Table 1: Drive specifications Drive specification Formatted GB (512 transfer rate (Gb/s max) I/O data transfer rate (Gb/s max) ATA data-transfer modes supported Height (max) Width (max) Length (max) Weight (max) Power-on to ready (sec - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 10
humidity 5°C, 80% relative humidity 5°C, 10% relative humidity 55°C, 16% relative humidity Warranty Supports Hotplug operation per Serial ATA Revision 2.6 specification 600,000 software-controlled power on/off cycles to battery power consumption. 4 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 11
Device command" (words 60-61 and 100-103) for additional information about 48bit addressing support of drives with capacities over 137 Gbytes. 2.3 Default logical geometry Cylinders 16,383 Read/ heads 4 3/4 2 2 1/2 1 Number of discs 2 2 1 1 1 1 Momentus 7200.4 SATA Product Manual, Rev. C 5 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 12
data-transfer rate (Gbits/sec max) Interleave Cache buffer 2.6 Physical characteristics Drive specification Height (mm) (inches) Width (mm) (inches) Length (mm) (inches) Typical 1490k 265k 394 7200 1.23 3.0 1:1 16 Mbytes (16,384 kbytes) 6 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 13
These drives are designed to consistently meet the seek times represented in this manual. Physical seeks, regardless of mode (such as track-to-track and However, due to the manner in which these drives are formatted, benchmark tests that include command overhead or measure logical seeks may produce - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 14
of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase acoustic and power to operational levels. 8 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 15
2.9.1.1 Typical current profile Figure 1. Typical +5V only startup and operation current profile Momentus 7200.4 SATA Product Manual, Rev. C 9 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 16
calculated by dividing the nominal voltage by the typical RMS read/write current. 2.9.3 Voltage tolerance Voltage tolerance (including noise): 5V ± 5% 10 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 17
. In both Idle and Standby mode, the drive accepts all commands and returns to Active mode when disc access is necessary. Momentus 7200.4 SATA Product Manual, Rev. C 11 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 18
Gs based on half-sine shock pulses of 2 msec. Shocks should not be repeated more than one time per axis. 12 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 19
D of the ECMA-74 standards. *Defined as the median curve given by ISO 389-7 (Tf curve) minus 10dB at all frequencies. Momentus 7200.4 SATA Product Manual, Rev. C 13 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 20
hard power on/off cycles For information regarding Warranty Support, visit http://www.seagate.com/www/en-us/support/warranty_&_returns_assistance 2.13.1 Free Fall Protection feature The , ST9160412ASG, ST9120410ASG and ST980412ASG models. 14 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 21
reception. Radio and television interference. This equipment generates and uses radio frequency energy and if not installed and used in strict accordance with the manufacturer's instructions, may cause interference to radio and television reception. Momentus 7200.4 SATA Product - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 22
find helpful the following booklet prepared by the Federal Communications Commission: How to Identify and Resolve Radio-Television Interference Problems. This booklet is available from the Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402. Refer to publication number - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 23
of the part (at the homogenous material level) is over the threshold defined by the China RoHS MCV Standard. "X RoHS MCV Momentus 7200.4 SATA Product Manual, Rev. C 17 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 24
eliminated. The useful life of any electronic equipment may be extended by replacing materials near circuitry with sulfide-free alternatives. 18 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 25
and mounting the drive This section contains the specifications and instructions for configuring and mounting the drive. 3.1 Handling and . Some factory-installed labels contain information needed to service the drive. Other labels are used to seal out dirt and contamination. Momentus - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 26
cable SATA interface connector Power connector Power cable Figure 3. Attaching SATA cabling Each cable is keyed to ensure correct orientation. 20 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 27
(0.080 inches) minimum screw engagement recommended. Measurements shown in Figure 4 are in inches. Figure 4. Mounting dimensions-top, side and end view Momentus 7200.4 SATA Product Manual, Rev. C 21 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 28
output (PIO) modes 0-4; multiword DMA modes 0-2, and Ultra DMA modes 0-6. The drive also supports the use of the IORDY signal to provide reliable high-speed data transfers. For detailed information a COMRESET from the host after a hotplug event. 22 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 29
voltage is used for pre-charge when installed in a blind-mate backplane configuration. 4. All used voltage pins (Vx) must be terminated. Momentus 7200.4 SATA Product Manual, Rev. C 23 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 30
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 27h 20h 24h 21h 40h 42h 41h 70h EFh F9h 24 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 31
30h, 31h 34h ATA-standard power-management commands Check Power Mode E5h Idle E3h Idle Immediate E1h Sleep E6h Standby E2h Momentus 7200.4 SATA Product Manual, Rev. C 25 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 32
blanks to end of string) Value 0C5AH 16,383 0000H 16 0000H 0000H 003FH 0000H ASCII 0000H 0400H 0000H x.xx 26 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 33
Maximum sectors per interrupt on Read multiple and Write multiple (16) Reserved Standard Standby timer, IORDY supported and may be disabled ATA-reserved PIO data-transfer cycle timing mode Retired Words 54-58, 64- xx07H 0003H 0078H 0078H 00F0H 0078H Momentus 7200.4 SATA Product Manual, Rev. C 27 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 34
supported Command sets supported Command sets support extension Command sets enabled Command sets enabled Command sets enable extension Ultra DMA support = 156,301,488 0000H 1 = Free Fall Protection supported 0 = Free Fall Protection not supported 1 = Free Fall Protection feature is enabled 0 = - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 35
set to 1) Bit Word 63 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 0 = 40-conductor cable detected, CBLID below VIL Momentus 7200.4 SATA Product Manual, Rev. C 29 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 36
generates an interrupt. 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 of the features are as indicated above. 30 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 37
is shipped with S.M.A.R.T. features disabled. You must have a recent BIOS or software package that supports S.M.A.R.T. to enable this feature. The table below shows the S.M.A.R.T. command codes that the drive (abort) is written to the Error register. Momentus 7200.4 SATA Product Manual, Rev. C 31 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 38
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 telephone numbers & business hours Authorized Service - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 39
Failure Rate (AFR) 4 Areal density 3, 6 ATA commands 24 ATA data-transfer modes supported 3 Australia/New Zealand Standard AS/NZS3548 1995 15 Australian Communication Authority (ACA) 15 G Gbytes 5 geometry 5 gradient 4 Guaranteed sectors 3, 5 Momentus 7200.4 SATA Product Manual, Rev. C 33 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 40
guaranteed sectors 5 H handling 19 Handling precautions 19 heads 5 Height 3 height 6 humidity 4 I I/O data-transfer rate 3, 6 Identify 24 Identify Device 24 Identify Device command 26 Idle 8, 25 Sectors Extended 24 Read Verify Sectors without Retries 24 Momentus 7200.4 SATA Product Manual, Rev. C - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 41
7 Standby to ready 3 Start/stop times 7 Startup current 3 static-discharge 19 support services 32 Surge immunity 14 T technical support services 32 temperature 4, 7, 12 Temperature gradient 4, 12 timers 11 TPI 3 Track density 25 Write Sectors 25 Momentus 7200.4 SATA Product Manual, Rev. C 35 - Seagate ST9750420AS | Momentus 7200.4 SATA Product Manual - Page 42
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Seagate Technology LLC 920 Disc Drive, Scotts Valley, California 95066-4544, USA Publication Number: 100534376, Rev. C
Product Manual
Momentus 7200.4 SATA
100534376
Rev. C
November 2010
ST9500420AS
ST9320423AS
ST9250410AS
ST9160412AS
ST9120410AS
ST980412AS
ST9500420ASG
ST9320423ASG
ST9250410ASG
ST9160412ASG
ST9120410ASG
ST980412ASG