Related Manuals for Seagate ST3250820ACE
Summary of Contents for Seagate ST3250820ACE
- Page 1 DB35.3 Series PATA ST3750840ACE ST3500830ACE ST3400820ACE ST3320820ACE ST3300820ACE ST3250820ACE...
- Page 3 DB35.3 Series PATA ST3750840ACE ST3500830ACE ST3400820ACE ST3320820ACE ST3300820ACE ST3250820ACE...
- Page 4 Seagate Technology LLC. Other product names are registered trade- marks or trademarks of their owners. Seagate reserves the right to change, without notice, product offerings or specifications. No part of this publication may be reproduced in any form without written permission of Seagate Technology LLC.
-
Page 5: Table Of Contents
Seagate Technology support services ........ - Page 6 DB35.3 Series PATA Product Manual, Rev. C...
-
Page 7: List Of Figures
Figure 1. Typical 5V startup and operation current profile ........12 Figure 2. - Page 8 DB35.3 Series PATA Product Manual, Rev. C...
-
Page 9: Introduction
Introduction This manual describes the functional, mechanical and interface specifications for the following Seagate DB35.3 Series PATA model drives: ST3750840ACE ST3320820ACE ST3500830ACE ST3300820ACE ST3400820ACE ST3250820ACE These drives provide the following key features: • 7,200-RPM spindle speed. • High instantaneous (burst) data transfer rates (up to 100 Mbytes per second) using Ultra DMA mode 5. - Page 10 DB35.3 Series PATA Product Manual, Rev. C...
-
Page 11: Drive Specifications
ST3320820ACE ST3500830ACE ST3300820ACE ST3400820ACE ST3250820ACE Specification summary table The specifications listed in the table below are for quick reference. For details on specification measurement or definition, see the appropriate section of this manual. DB35.3 Series PATA Product Manual, Rev. C... - Page 12 Table 1: Drive specifications summary for 750, 500, and 400 Gbyte models Drive specification Formatted Gbytes (512 bytes/sector)* Guaranteed sectors Bytes per sector Default sectors per track Default read/write heads Default cylinders Recording density, max Track density, max Areal density, max Spindle speed Internal data transfer rate, max Sustained data transfer rate, max...
- Page 13 To determine the warranty for a specific drive, use a web browser to access the following 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 14 (–200 ft. to 40,000+ ft. below mean sea level 63 Gs at 2 msec 300 Gs at 2 msec 5–22 Hz: 0.25 Gs, Limited displacement 22–350 Hz: 0.50 Gs 350–500 Hz:: 0.25 Gs DB35.3 Series PATA Product Manual, Rev. C ST3250820ACE 488,397,168 813 kbits/in...
- Page 15 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. The system will display the warranty information for your drive. 50,000 ST3250820ACE...
-
Page 16: Formatted Capacity
ST3400820ACE 400 Gbytes ST3320820ACE 320 Gbytes ST3300820ACE 300 Gbytes ST3250820ACE 250 Gbytes *One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environ- ment and formatting. 2.2.1 LBA mode When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1, where n is the number of guaranteed sectors as defined above. -
Page 17: Recording And Interface Technology
Drive specification Maximum height (mm) (inches) Maximum width (mm) (inches) Maximum length (mm) (inches) Typical weight ST3320820ACE, ST3300820ACE and ST3250820ACE ST3500830ACE and ST3400820ACE ST3750840ACE Cache Size DB35.3 Series PATA Product Manual, Rev. C 750GB 500GB 400GB 320GB Perpendicular 128.2 114.4... -
Page 18: Seek Time
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-track seeks in both directions. •... - Page 19 Idle mode power is measured with the drive up to speed, with servo electronics active and with the heads in a random track location. • Standby mode During Standby mode, the drive accepts commands, but the drive is not spinning, and the servo and read/ write electronics are in power-down mode.
-
Page 20: Conducted Noise
2.8.1.1 Typical current profile Figure 1 Typical 5V startup and operation current profile Figure 2 Typical 12V startup and operation current profile 2.8.2 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 21: Voltage Tolerance
2.8.3 Voltage tolerance Voltage tolerance (including noise): 5V ± 5% 12V ± 10% 2.8.4 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 mode Heads... -
Page 22: Environmental Specifications
Figure 6 on page 25. Above 1,000 feet (305 meters), the maximum temperature is derated linearly to 112°F (44°C) at 10,000 feet (3,048 meters). Operating ST3320820ACE, ST3300820ACE and ST3250820ACE ST3500830ACE and ST3400820ACE ST3750840ACE Nonoperating 2.9.2... -
Page 23: Shock
2.9.5 Shock All shock specifications assume that the drive is mounted securely with the input shock applied at the drive mounting screws. Shock may be applied in the X, Y or Z axis. 2.9.5.1 Operating shock These drives comply with the performance levels specified in this document when subjected to a maximum operating shock of 63 Gs based on half-sine shock pulses of 2 msec. -
Page 24: Acoustics
2.9 bels (max) ST3300820ACE 2.5 bels (typ) 2.7 bels (max) ST3250820ACE 2.5 bels (typ) 2.7 bels (max) *During periods 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. -
Page 25: 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 26: Electromagnetic Compatibility
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 27: 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 28 DB35.3 Series PATA Product Manual, Rev. C...
-
Page 29: 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 30: Breather Filter Hole Precautions
Breather filter hole precautions This section contains information regarding the precautions which should be taken regarding the breather filter hole in Seagate hard disc drives. Proper precautions should be taken to ensure full functionality and prevent possible damage to the drive. -
Page 31: Jumper Settings
Jumper settings 3.3.1 Master/slave configuration The options jumper block shown in Figure 4 is used to configure the drive for operation. It is the 8-pin dual header between the interface connector and the power connector. Use the following settings to configure the drive as a master or a slave. -
Page 32: Ultra Ata/100 Cable
3.3.3 Ultra ATA/100 cable An 80-conductor 40-pin cable is required to run Ultra DMA mode 3, mode 4, and mode 5. This cable uses even-numbered conductors connected to the ground pins to improve signal integrity. Master Pin 1 Slave Figure 5 Ultra ATA cable connectors Note. -
Page 33: Figure 6 Mounting Dimensions-Top, Side And End View
Notes: 1. Dimensions are shown in inches (mm). 2 Dimensions per SFF-8301 specification. 1.028 max (26.11) 3 x 0.25 0.010 (6.35 0.037) both sides 1.122 0.02 (28.5 0.51) 1.638 0.01 (41.61 0.25) (101.60 3 x 6-32 UNC-2B 0.150 (3.81) max. fastener Recommended penetration both sides. - Page 34 DB35.3 Series PATA Product Manual, Rev. C...
-
Page 35: Ata Interface
ATA interface These drives use the industry-standard ATA task file interface that supports 16-bit data transfers. It supports ATA programmed input/output (PIO) modes 0–4; multiword DMA modes 0–2, and Ultra DMA modes 0–5. The drive also supports the use of the IORDY signal to provide reliable high-speed data transfers. You can use a daisy-chain cable to connect two drives to a single AT host bus. -
Page 36: Supported Ata Commands
4.1.1 Supported ATA commands The following table lists ATA-standard commands that the drive supports. For a detailed description of the ATA commands, refer to the Draft ATA-7 Standard. See “S.M.A.R.T. commands” on page 34 for details and sub- commands used in the S.M.A.R.T. implementation. Table 6: Supported ATA commands Command name... - Page 37 Command name Security Erase Unit Security Freeze Security Set Password Security Unlock Seek Set Features Set Max Address Note: Individual Set Max Address commands are identified by the value placed in the Set Max Features regis- ter as defined to the right. Set Max Address Extended Set Multiple Mode Sleep...
-
Page 38: Identify Device Command
4.1.2 Identify Device command The Identify Device command (command code EC power up. The data is organized as a single 512-byte block of data, whose contents are shown in the Table 6 on page 28. All reserved bits or words should be set to zero. Parameters listed with an “x” are drive-specific or vary with the state of the drive. - Page 39 00F0 0078 0000 0000 xxxx 007E 0000 346B 7D01 4003 34xx 3xxx 4003 xx3F 0000 0000 FFFE xxxx 0000 ST3750840ACE = 1,465,149,168 ST3500830ACE = 976,773,168 ST3400820ACE = 781,422,768 ST3320820ACE = 625,142,448 ST3300820ACE = 586,072,368 ST3250820ACE = 488,397,168 0000 0001 xxxx...
- Page 40 Word Description 160–254 ATA-reserved Integrity word 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: Description (if bit is set to 1) Word 63 Multiword DMA mode 0 is supported.
-
Page 41: Set Features Command
4.1.3 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 42: Commands
SeaTools diagnostic software activates a built-in drive self-test (DST S.M.A.R.T. command for D4 nates unnecessary drive returns. The diagnostic software ships with all new drives and is also available at: http://seatools.seagate.com. This drive 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. -
Page 43: 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 or through one of our call... - Page 44 Data Recovery Services Seagate offers data recovery services for all formats and all brands of storage media. Our Data Recovery Ser- vices labs are currently located in North America. To speak with a case management representative, call 1-800-475-0143. Additional information, including an online request form and data loss prevention resources, is available at www.datarecovery.seagate.com.
- Page 45 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 +1-405- 324-4714 from 8:00 .
- Page 46 Monday through Friday, except as noted. If your location is not listed here, direct dial one of our tech- nical support locations. Warranty service is available from 9:00 is available from 10:00 . to 7:00 through March (Australian Eastern time) Monday through Friday. Seagate Service Centers Call center Toll-free Australia 1800-14-7201 1, 4...
- Page 47 Index acoustics 16 Active mode 13 agency certification (regulatory) 17 altitude 14 ambient conditions 3 ambient temperature 10 areal density 1 ATA interface 27 ATA-standard commands 28 Australian C-Tick 18 autodetection 1 average seek time 10 BPI 9 breather filter hole precautions 22 burst 1 cable 24 cable select 1...
- Page 48 Idle mode power 10 IEC950 17 Information Technology Equipment 18 Initialize Device Parameters 28 interface 9 interface signals 27 interference 18 internal data-transfer rate OD 9 ISO document 7779 16 jumper settings 23 Korean RRL 18 LBA mode 8 length 9 logical geometry 8 maintenance 17 master 23...
- Page 49 safety certification 17 screws 24 SeaTools 1 sectors 8 Security Disable Password 28 Security Erase Prepare 28 Security Erase Unit 29 Security Freeze 29 Security Set Password 29 Security Unlock 29 Seek 29 seek mode 10 seek time 10 servo electronics 11 Set Features 29 Set Features command 33 Set Max Address 29...
- Page 50 DB35.3 Series PATA Product Manual, Rev. C...
- Page 52 Seagate Technology LLC 920 Disc Drive, Scotts Valley, California 95066-4544, USA Publication Number: 100427568, Rev. C, Printed in U.S.A.