Seagate 2531 Computer Drive User Manual
Contents
1. Note 0 180 0 015 Units are in inches mm 4 57 0 38 Tolerances 0 xx 0 01 AAN 0 xxx 0 005 F k 0 230 0 015 1 2 23 0 03 5 84 0 38 56 6 0 8 100 003 3x632UNC2B BRE S003 A 25 4 0 8 max insertion depth 94 5 0 8 gre AA El 0 14 3 6 both sides 4X 6 32 UNC 2B D J OC MTT TTT TU max insertion Mi depth 0 22 5 6 A pr J A 4 000 0 010 1 750 0 010 4 101 60 0 25 44 45 0 25 5 75 0 03 146 1 0 8 2 362 0 010 59 99 0 25 2 375 O O 0 030 0 005 60 33 1 0 76 0 13 Y 1 0 630 0 030 0 005 3 750 0 010 ea 16 00 0 76 0 13 95 25 0 25 Oth sidi 4 00 0 02 _______ both sides 101 6 0 5 0 125 0 030 0 005 3 18 0 76 0 13 Figure 3 Mounting dimensions for the ST33240A and ST32531A top side and end view 20 Medalist 3240 and Medalist 2531 Product Manual Rev A Medalist 3240 and Medalist 2531 Product Manual Rev A 21 3 0 ATA interface This drive uses the industry standard ATA task file interface lt supports both 8 bit and 16 bit data transfers It supports ATA programmed in put output PIO modes 0 1 2 3 and 4 ATA single word DMA modes 0 1 and 2 and ATA multiword DMA modes 0 1 and 2 The drive also supports the use of the IORDY signal to provide reliable high sp2. 11 1 8 1 Ambienttemperature 11 1 8 2 Temperature gradient 11 1 93 Humidity 2 te ee a KAWA 11 1 8 4 Altitude 0 ee ee 11 A gd kn A hy oe Mind 12 1 8 6 Vibration ei eed 4 Ae 8 E NG 12 1 9 Drive acoustics o o 13 1 10 Electromagnetic susceptibility 13 df Reliability i aora oe ele we LA Bac ea 13 1 12 Agency certification 20 14 1 12 1 Safety certification 14 iv Medalist 3240 and Medalist 2531 Product Manual Rev A 1 12 2 Electromagnetic Compatibility 14 1 12 3 FCC verification 2 4 14 2 0 Drive mounting and configuration 17 2 1 Handling and static discharge precautions 17 2 2 Jumper settings o e 17 2 2 1 Master slave configuration 17 2 2 2 Alternate capacity jumper 17 2 3 Drive mounting o 18 3 0 ATA interface nenc ata LA KAP LA eS 21 3 1 ATA interface signals and connector pins 21 3 1 1 AT bus signal levels 21 3 2 ATA Interface commands o o 23 3 2 1 Supported ATAcommands 23 3 2 2 Identify Drive command 25 3 2 3 Set Features command 28 3 2 4 S M A R T commands 29 Medalist 3240 and Medalist 2531 Product Manual Rev A V Figures Figure 1 Ty
3. I O pins and supported ATA signals aODXDNDOBAWON Host pin and signal description Host Reset Ground Host Data Bus Bit 7 Host Data Bus Bit 8 Host Data Bus Bit 6 Host Data Bus Bit 9 Host Data Bus Bit 5 Host Data Bus Bit 10 Host Data Bus Bit 4 Host Data Bus Bit 11 Host Data Bus Bit 3 Host Data Bus Bit 12 Host Data Bus Bit 2 Host Data Bus Bit 13 Host Data Bus Bit 1 Host Data Bus Bit 14 Host Data Bus Bit 0 Host Data Bus Bit 15 Ground No Pin DMA Request Ground Host I O Write Ground Host I O Read Ground MO Channel Ready Cable Select pin DMA Acknowledge Ground Host Interrupt Request Host 16 Bit MO Host Address Bus Bit 1 Passed Diagnostics Host Address Bus Bit 0 Host Address Bus Bit 2 Host Chip Select 0 Host Chip Select 1 Drive Active Slave Present Ground Host CSEL 28 PDIAG 34 DASP gt 39 Medalist 3240 and Medalist 2531 Product Manual Rev A 23 3 2 ATA Interface commands 3 2 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 Proposed ATA 3 Standard See section 3 2 4 on page 29 for details and subcommands used in the S M A R T implementation Command Supported by Command name code this drive ATA standard commands Execute Drive Diagnostics 90H Yes Execute S M A R T Command B
4. 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 below 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 See Section 1 of this manual for default parameter settings for the Medalist 3240 and the Medalist 2531 Note If the alternate capacity jumper is installed on the ST33240A or ST32531A the drive capacity is reduced in Word 1 to 4 092 cylinders Word Description Contents Configuration information e Bit 10 disc transfer gt 10 Mbits sec e Bit 6 fixed drive 0 e Bit 4 head switch time gt 15 usec ens e Bit 3 not MFM encoded e Bit 1 hard sectored disc 186DH Number of fixed cylinders ST33240A 1 default logical emulation 6 253 ST33240A 135CH 4 956 ST32531A ST32531A ATA reserved 0000H Number of heads default logical emulation 16 0010H Number of unformatted bytes per track 4 not used 909014 Number of unformatted bytes per sector 5 not used 90004 Number of sectors per track o default logical emulation 63 7 9 ATA reserved 0000H 10 19 Serial number ASCII 20 ASCII characters 0000H none continued 26 Medalist 3240 and Medalist 2531 Product Manual Rev A continued from previous page Word Description Contents Controller type dual po
5. device is required Seagate Technology Inc has tested this device in enclosures as de scribed 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 Operation with noncertified assemblies is likely to result in interference to radio and television reception Medalist 3240 and Medalist 2531 Product Manual Rev A 15 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 This equipment is designed to provide reasonable protection against such interference in a residential installation However there is no guarantee that interference will not occur in a particular installation If this equipment does cause interference to radio or television which can be determined by turning the equipment on and off you are encouraged to try one or more of the following corrective measures e Reorient the receiving antenna e Move the device to one side or the other of the radio or TV e Move the device farther away from the radio or TV e Plug the computer into a different outlet so that the receiver and computer are on different branch outlets If necessary you should consult your dealer or an experienced radio te
6. multiword DMA transfer cycle time per 95 word 120 nsec oora Recommended multiword DMA transfer cycle 88 time per word 120 nsec 0078H Minimum PIO cycle time without IORDY flow Of control 383 nsec given Minimum PIO cycle time with IORDY flow 68 control 0078H 120 nsec 69 127 ATA reserved 0000H 128 159 Seagate reserved XXXXH 160 255 ATA reserved 0000H Note The following DMA mode settings are used in word 63 of the Identify Drive command Word 63 63 63 63 63 63 Bit Description if bit is set to 1 0 Multiword DMA mode 0 available 1 Multiword DMA mode 1 available 2 Multiword DMA mode 2 available 8 Multiword DMA mode 0 currently active 9 Multiword DMA mode 1 currently active 10 Multiword DMA mode 2 currently active 28 Medalist 3240 and Medalist 2531 Product Manual Rev A 3 2 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 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 and 4 bytes of ECC The acceptable values for the Features register are defined as follows 02H Enable write cache default 03H Set transfer mode based on value in Sector Count register Sector Coun
7. OH Yes Format Track 50H Yes Identify Drive ECH Yes Initialize Drive Parameters 91H Yes NOP 00H No Read Buffer E4H Yes Read DMA w retry C8H Yes Read DMA no retry C9H Yes Read Long w retry 22H Yes Read Long no retry 23H Yes Read Multiple C4H Yes Read Sectors w retry 20H Yes Read Sectors no retry 21H Yes Read Verify Sectors w retry 40H Yes Read Verify Sectors no retry 41H Yes Recalibrate 10H Yes Seek 70H Yes Set Features EFH Yes continued 24 Medalist 3240 and Medalist 2531 Product Manual Rev A continued from previous page Command Supported by Command name code this drive Set Multiple Mode C6H Yes Write Buffer E8H Yes Write DMA w retry CAH Yes Write DMA no retry CBH Yes Write Long w retry 32H Yes Write Long no retry 33H Yes Write Multiple C5H Yes Write Same E9H No Write Sectors w retry 30H Yes Write Sectors no retry 31H Yes Write Verify 3CH No ATA standard power management commands Check Power Mode 98H or E5H Yes Idle 97H or E3H Yes Idle Immediate 95H or E1H Yes Sleep 99H or E6H Yes Standby 96H or E2H Yes Standby Immediate 94H or EOH Yes Medalist 3240 and Medalist 2531 Product Manual Rev A 25 The following commands contain drive specific features that may not be described in the Draft Proposed ATA 3 Standard 3 2 2 Identify Drive command The Identify Drive command command code ECH transfers information
8. SY Seagate PAP ax S MEDALIST 1997 Seagate Technology Inc All rights reserved Publication Number 20401033 001 Rev A March 1997 Seagate Seagate Technology the Seagate logo Medalist and the Medalist logo are either trademarks or registered trademarks of Seagate Technology Inc Other product names are registered trademarks 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 from Seagate Technology Inc Medalist 3240 and Medalist 2531 Product Manual Rev A iii Contents Introduction 0 2 Ge 3 ele e tee a hee ee Mads Be a 1 Specification summary table 2 1 0 Drive specifications 06 5 1 1 Formatted capacity 0 5 1 1 1 Default logical geometry 5 1 1 2 Supported CHS translation geometries 5 1 2 Physical organization 0 6 1 3 Recording andinterface technology 6 1 4 Physical characteristics 6 1 5 Seek time ui oe hk RE Am a 7 1 6 Start stop times 0 0 20 7 1 7 Power specifications 200 8 1 7 1 Power consumption a 8 1 7 2 Conducted noise aooaa a 9 1 7 3 Voltage tolerance 0 9 1 7 4 Power management modes 10 1 8 Environmental tolerances
9. age tolerance including noise 5 10 Medalist 3240 and Medalist 2531 Product Manual Rev A 1 7 4 Power management modes This drive provides programmable power management to provide greater energy efficiency In most systems you can control power management through the system setup program This Seagate drive features several power management modes which are summarized in the following table and described in more detail below Mode Heads Spindle Buffer Active Moving Rotating Enabled Idle Move every 3 minutes Rotating Enabled Standby Parked Stopped Enabled Sleep Parked Stopped Disabled Active mode The drive is in Active mode during the read write and seek operations Idle mode At power on the drive sets the idle timer to enter Idle mode after 5 seconds of inactivity You can set the idle timer delay using the system setup utility In Idle mode the spindle remains up to speed Every 3 minutes the drive performs a random seek The buffer remains enabled and the drive accepts all commands and returns to Active mode any time disc access is necessary Standby mode The drive enters Standby mode when the host sends a Standby Immediate command If the host has set the standby timer the drive can also enter Standby mode automatically after the drive has been inactive for a specifiable length of time The standby timer delay is system dependent and is usually established using the system setup utility In Standby mode the buffe
10. annot access more than 528 Mbytes on a drive unless 1 the host system supports and is configured for LBA ad dressing or for extended CHS addressing 2 the host system contains a specialized drive controller or 3 the host system runs BIOS translation software Contact your Seagate representative for details 1 1 1 Default logical geometry CHS Mode ST33240A ST32531A Sectors per track 63 63 Read Write heads 16 16 Cylinders 6 253 4 956 LBA Mode When addressing either drive in LBA mode all blocks sectors are consecutively numbered from O to n 1 1 1 2 Supported CHS translation geometries The ST33240A supports any translation geometry that satisfies all of the following conditions e Sectors per track lt 63 e Read Write heads lt 16 e Sectors per track x Read Write heads x cylinders lt 6 303 024 6 Medalist 3240 and Medalist 2531 Product Manual Rev A The ST32531A supports any translation geometry that satisfies the sectors and head limitations above and e Sectors per track x Read Write heads x cylinders lt 4 995 648 1 2 Physical organization ST33240A ST32531A Read Write heads 8 6 Discs 4 3 1 3 Recording and interface technology Interface ATA Recording method 2 3 1 7 RLL Recording density bits inch 108 770 Track density tracks inch 5 104 Areal density Mbits inch 553 82 Spindle speed RPM 4 500 0 5 Internal data transfer rate 88 Mbits per second max I O data transfer
11. ctor 512 512 Default sectors per track 63 Default read write heads 16 Default cylinders 6 253 4 956 Physical read write heads 8 6 Discs 4 3 Recording density bits inch max 108 770 Track density tracks inch 5 104 Areal density Mbits inch 553 Spindle speed RPM 4 500 Internal data transfer rate Mbits sec max 88 I O data transfer rate Mbytes sec max 16 6 ATA data transfer modes supported PIO modes 0 1 3 4 Multiword DMA modes 0 1 2 Cache buffer Kbytes 128 Height mm max 26 2 Width mm max 102 1 Length mm max 146 9 Weight grams typical 567 5 Track to track seek time msec typical 2 seek 2 5 read 3 5 write Average seek time msec typical 12 seek 12 5 read 14 5 write Full stroke seek time msec typical 23 5 seek 24 read 25 write Average latency msec 6 67 Power on to ready sec typical 9 Standby to ready sec typical 9 Medalist 3240 and Medalist 2531 Product Manual Rev A 3 Drive Specification ST33240A ST32531A Startup current 12V peak 1 6 amps 5V RMS 0 5 amps Seek power mean 4 3 watts Operating power typical 4 6 watts Idle mode power typical 4 5 watts Standby mode power typical 1 0 watts Sleep mode power typical 0 7 watts Voltage tolerance including noise 5 Ambient temperature C 5 to 55 op 40 to 60 nonop Temperature gradient C per hour max 20 Rela
12. e sented in this manual Physical seeks regardless of mode such as track to track and average are expected to meet or exceed the noted values Due to the manner in which this drive is for matted however benchmark tests that include command over head or measure logical seeks may produce results that vary from these specifications 1 6 Start stop times Power on to Ready sec Standby to Ready sec 9 typical 9 typical Ready to Complete Stop sec 9 typical 8 Medalist 3240 and Medalist 2531 Product Manual Rev A 1 7 Power specifications The drive receives DC power 5V or 12V through a four pin standard drive power connector 1 7 1 Power consumption Power requirements for the drive are listed in the table below Typical power measurements are based on an average of drives tested under nominal conditions using 5 0V and 12 0V input voltages at room temperature Spinup current is measured from the time of power on to the time that the drive spindle reaches operating speed During seek mode the read write actuator arm moves toward a specific position on the disc surface before executing a read or write operation Servo electronics are active Seek mode power is measured through the drive s serial port while the drive executes a series of sequential seeks Operating power and current are measured using 40 random seeks 40 read write mode 1 write for each 10 reads and 20 drive inactive Idle mode power i
13. ee e el Limit capacity to 2 1 Gbytes Drive is slave eee e e 4 092 cylinders Drive is master in single eee 1 Use this jumper setting if your or dual drive system ele computer fails to boot because it cannot address drives with more Drive is master with elele than 4 096 cylinders non ATA compatible slave elele ejeje Enable cable select alele 2 Use this jumper setting only if the drive does not work with a single jumper on pins 5 and 6 3 Consult your computer manual to determine if your computer supports cable select Figure 2 Master slave jumpers and alternate capacity jumper for the ST33240A and ST32531A 2 3 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 3 on page 19 for drive mounting dimensions e Allow a minimum clearance of 0 030 inches 0 76 mm around the entire perimeter of the drive for cooling e Use only 6x32 UNC mounting screws e Do not insert the mounting screws more than 0 22 inches 5 6 mm into the bottom mounting holes e Do not insert the mounting screws more than 0 14 inches 3 6 mm into the side mounting holes e Do not overtighten the mounting screws maximum torque 3 inch Ib Do not use a drive interface cable that is more than 18 inches long Medalist 3240 and Medalist 2531 Product Manual Rev A 19
14. eed data transfers You can use a daisy chain cable to connect two drives to a single AT host bus For detailed information regarding the ATA interface refer to the Draft ATA 3 document X3T10 2008 Revision 6 subsequently re ferred to as the Draft Proposed ATA 3 Standard 3 1 ATA interface signals and connector pins Figure 4 on page 22 summarizes the signals on the ATA interface connector that the drive supports For a detailed description of these signals refer to the Draft Proposed ATA 3 Standard 3 1 1 AT bus signal levels Signals that the drive receives must have the following characteristics at the drive connector Logic low 0 0V to 0 7V Logic high 2 0V to 5 25V 22 Medalist 3240 and Medalist 2531 Product Manual Rev A Drive pin Signal name 1 ft Reset 2 Ground 3 DD7 4 k DD8 5 DD6 6 H DD9 7 H DD5 8 H DD10 9 le DD4 10 DD11 11 ___ DD3 12 H DD12 13 DD2 14 DD13 15 DD1 16 DD14 17 DDO 18 DD15 19 pita pra Ground 20 removed 21 DMARQ 22 Ground 23 ft DIOW 24 Ground 25 let DIOR 26 pi oe Ground 27 _ IORDY 28 CSEL 29 fe DMACK 30 lara des Ground 31 H INTRQ 32 10CS16 33 DA1 34 PDIAG 35 DAO 36 DA2 37 fe CS1FX 38 jt CS3FX 39 DASP 40 Ground Figure 4
15. ental tolerances 1 8 1 Ambient temperature Operating 5 to 55 C 41 to 131 F Nonoperating 40 to 60 C 40 to 140 F Note Above 1 000 feet 305 meters the maximum temperature is der ated linearly to 112 F 44 C at 10 000 feet 3 048 meters Oper ating ambient temperature is defined as the temperature of the environment immediately surrounding the drive 1 8 2 Temperature gradient Operating 20 C hr 68 F hr max without condensation Nonoperating 20 C hr 68 F hr max without condensation 1 8 3 Humidity 1 8 3 1 Relative humidity Operating 8 to 80 noncondensing 10 per hour max Nonoperating 8 to 80 noncondensing 10 per hour max 1 8 3 2 Wet bulb temperature Operating 28 9 C 84 F max Nonoperating 28 9 C 84 F max 1 8 4 Altitude Operating 61 m to 3 048 m 200 ft to 10 000 ft Nonoperating 61 m to 12 192 m 200 ft to 40 000 ft 12 Medalist 3240 and Medalist 2531 Product Manual Rev A 1 8 5 Shock For all shock specifications it is assumed 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 For the nonoperating specifications it is assumed that the read write heads are positioned in the shipping zone Note At power down the read write heads automatically move to the shipping zone The head assembly parks outside of the maxi mum data cylinder When power is applied the heads
16. ical damage or degradation in performance when subsequently put into operation 5 22 Hz 0 081 inch displacement peak to peak 22 350 Hz 5 Gs acceleration zero to peak 1 9 Drive acoustics Drive acoustics are measured as overall A weighted acoustic sound power levels no pure tones All measurements are generally consistent with ISO document 7779 Sound power measurements are taken under essentially free field conditions over a reflecting plane For all tests the drive is oriented with the cover facing upward Typical sound Maximum sound Mode power bels power bels Idle 3 7 4 1 Read Write 4 3 4 5 1 10 Electromagnetic susceptibility The drive operates without errors when subjected to the following Radiated noise lt 3 volt meter 30 Hz to 1 GHz Electrostatic discharge lt 10 KVolts Magnetic field strength lt 5 Gauss Electrostatic discharge susceptibility is measured with the drive mounted in a representative computer system mounted to a ground plane with earth grounding Discharges are applied to the bezel or other external surfaces on the ground plane 1 11 Reliability Nonrecoverable read errors 1 per 10 bits read max Mean time between failures 300 000 power on hours nominal power 25 C ambient temperature 14 Medalist 3240 and Medalist 2531 Product Manual Rev A Contact start stop cycles 40 000 cycles at nominal voltage and temperature with 60 cycles per hour and a 50 duty cycle Preve
17. ive Not all failures are predictable S M A R T predictability is limited to the attrib utes the drive can monitor For more information on S M A R T com mands and implementation see the Draft Proposed ATA 3 Standard 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 to enable the feature The table below shows the S M A R T command codes that these drives use Before executing a S M A R T command by writing BOH to the Command Register the host must do the following e Write the value 4FH to Cylinder_Low register e Write the value C2H to the Cylinder High register e Write the appropriate S M A R T code to the Features register as shown in the table below Code in Supported by Features Medalist 3240 and Register S M A R T Command Medalist 2531 DOH Enable Disable Attribute Autosave Yes D1H Enable S M A R T Operations Yes D2H Enable Disable Attribute Autosave Yes D3H Save Attribute Values Yes D4H Execute Off line Immediate Yes D7H Write Warranty Threshold Yes D8H Enable S M A R T Operations Yes D9H Disable S M A R T Operations Yes DAH Return S M A R T Status Yes 30 Medalist 3240 and Medalist 2531 Product Manual Rev A Code in Supported by Features Medalist 3240 and Register S M A R T Command Medalist 2531 DBH Enable disable Automatic Off line Yes No
18. le vision technician for additional suggestions You may 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 pub lication number 004 000 00345 4 16 Medalist 3240 and Medalist 2531 Product Manual Rev A Medalist 3240 and Medalist 2531 Product Manual Rev A 17 2 0 Drive mounting and configuration 2 1 Handling and static discharge precautions After unpacking and before installation the drive may be exposed to potential handling and electrostatic discharge ESD hazards You must observe standard static discharge precautions A grounded wrist strap is preferred Handle the drive only by the sides of the head disc assembly Avoid contact with the printed circuit board all electronic components and the interface connector Do not apply pressure to the top cover of the drive Always rest the drive on a padded antistatic surface until you mount it in the host system 2 2 Jumper settings 2 2 1 Master slave configuration You must establish a master slave relationship between two drives that are attached to a single AT bus You can configure a drive to become a master or slave by setting the master slave jumpers shown in Figure 2 on page 18 This drive supports master slave configuration using the cable
19. ntive maintenance None required 1 12 Agency certification 1 12 1 Safety certification The drive is recognized in accordance with UL 1950 and CSA C22 2 950 and meets all applicable sections of IEC 950 and EN 60950 as tested by TUV North America 1 12 2 Electromagnetic Compatibility Hard drives that display the CE marking comply with European Union requirements specified in Electromagnetic Compatibility Directives Test ing is performed to standards EN50082 1 and EN55022 B Seagate uses an independent laboratory to confirm compliance with the EC directives specified in the previous paragraph Drives are tested in representative end user systems Although CE marked Seagate drives comply with the directives when used in the test systems we cannot guarantee that all systems will comply with the directives The drive is designed for operation inside a properly designed enclosure with prop erly shielded I O cable if necessary and terminators on all unused I O ports Computer manufacturers and system integrators should confirm EMC compliance and provide CE marking for their products 1 12 3 FCC verification These drives are intended to be contained solely within a personal computer or similar enclosure not attached as an external device As such each drive is considered to be a subassembly even when it is individually marketed to the customer As a subassembly no Federal Communications Commission verification or certification of the
20. pical startup and operation current profile 9 Figure 2 Master slave jumpers and alternate capacity jumper 18 Figure 3 Drive mounting dimensions top end and side view 19 Figure 4 I O pins and supported ATA signals 22 vi Medalist 3240 and Medalist 2531 Product Manual Rev A Medalist 3240 and Medalist 2531 Product Manual Rev A 1 Introduction The Medalist 3240 ST33240A and Medalist 2531 ST32531A provide the following key features e Low power consumption e Quiet operation e Support for S M A R T drive monitoring and reporting e High instantaneous burst data transfer rates up to 16 6 Mbytes per second using PIO mode 4 and DMA mode 2 e Full track multisector transfer capability without local processor inter vention e 128 Kbyte adaptive multisegmented cache e State of the art caching and on the fly error correction algorithms e Support for Read Write Multiple commands e Support for autodetection of master slave drives using cable select CSEL 2 Medalist 3240 and Medalist 2531 Product Manual Rev A Specification summary table The specifications listed in this table are for quick reference For details on specification measurement or definition see the appropriate section of this manual Drive Specification ST33240A ST32531A Guaranteed Mbytes x1 08 bytes 3 227 2 557 Guaranteed sectors 6 303 024 4 995 648 Bytes per se
21. r remains enabled the heads are parked and the spindle is at rest The drive accepts all commands and returns to Active mode any time disc access is necessary Sleep mode The drive enters Sleep mode after receiving a Sleep Immediate command from the host The heads are parked and the spindle is at rest The drive leaves Sleep mode after it receives a Hard Reset or Soft Reset command from the host After receiving a soft reset the drive exits Sleep mode and enters Standby mode with all current emulation and translation parameters intact Idle and standby timers The drive sets the default time delay for the idle timer at power on In most systems you can set this delay using the system setup utility Each time the drive performs an Active function read write or seek the idle and standby timers are reinitialized and begin counting down from their specified delay times to zero If the idle timer reaches zero before Medalist 3240 and Medalist 2531 Product Manual Rev A 11 any drive activity is required the drive makes a transition to Idle mode If the host has set the standby timer the standby countdown continues If the host has not set the standby timer the drive remains in Idle mode If the standby timer reaches zero before any drive activity is required the drive makes a transition to Standby mode In both Idle and Standby mode the drive accepts all commands and returns to Active mode when disc access is necessary 1 8 Environm
22. rate 16 6 PIO mode 4 with IORDY Mbytes per second max 16 6 multiword DMA mode 2 Interleave 1 1 Cache buffer Kbytes 128 1 4 Physical characteristics Maximum height mm 26 2 inches 1 03 m 102 1 inches 4 02 Maximum width inches 5 78 grams 567 5 pounds 1 25 m Maximum length mm 146 9 Typical weight Medalist 3240 and Medalist 2531 Product Manual Rev A 7 1 5 Seek time All seek times are measured using a 486 AT computer or faster with an 8 3 MHz I O bus The measurements are taken with nominal power at sea level and 25 C ambient temperature All times are measured using drive diagnostics The specifications in the table below are defined as follows e Track to track seek time is an average of all possible single track seeks in both directions e Average seek time is a true statistical random average of at least 5 000 measurements of seeks between random tracks less overhead e Full stroke seek time is one half the time needed to seek from the first data cylinder to the maximum data cylinder and back to the first data cylinder The full stroke typical value is determined by averaging 100 full stroke seeks in both directions Seek type Track to track Average Full stroke Average latency 6 67 msec Seek Read Write msec typ msec typ msec typ 2 0 2 5 3 5 12 0 12 5 14 5 23 5 24 0 25 0 Note This drive is designed to consistently meet the seek times repr
23. recalibrate to Track 0 1 8 5 1 Operating shock The Medalist 3240 and the Medalist 2531 will comply with the performance levels specified in this document when subjected to a maximum operating shock of 5 0 Gs based on half sine shock pulses of 11 msec as specified in MIL STD 202F Shocks are not to be repeated more than two times per second 1 8 5 2 Nonoperating shock The nonoperating shock level that the drive can experience without incurring physical damage or degradation in performance when sub sequently put into operation is 75 Gs based on nonrepetitive half sine shock pulses of 11 msec duration as defined in MIL STD 202F 1 8 6 Vibration For all vibration specifications it is assumed that the drive is mounted securely with the input vibration applied at the drive mounting screws Vibration may be applied in the X Y or Z axis For the nonoperating specifications it is assumed that the read write heads are positioned in the shipping zone 1 8 6 1 Operating vibration The following table lists the maximum vibration levels that the drive may experience while meeting the performance standards specified in this document 5 22 Hz 0 020 inches displacement peak to peak 22 350 Hz 0 50 Gs acceleration zero to peak Medalist 3240 and Medalist 2531 Product Manual Rev A 13 1 8 6 2 Nonoperating vibration The following table lists the maximum nonoperating vibration that the drive may experience without incurring phys
24. rt multisector buffer a with caching not used QUYON 21 Buffer size not used 0000H 22 Number of ECC bytes available 4 0004H 23 26 Firmware revision 8 ASCII character string X XX Drive model number 40 ASCII characters pears 27 46 or padded with blanks to end of string ST32531A 47 Bits 0 7 Maximum sectors per interrupt on 80104 read write multiple 16 48 Double word I O not supported 0000H DMA data transfer IORDY supported LBA AS mode ATA 2 standby times supported delia 50 ATA reserved 0000H 51 PIO data transfer cycle timing mode 0100H 52 DMA transfer cycle timing mode 0200H 53 Ped oa m and words 64 70 0003H 54 Number of cylinders current emulation mode XXXXH 3 hee pc mode 2 56 Number of Sectors per track O current emulation mode 57 58 Number of sectors current emulation mode XXXXH 59 Number of sectors transferred during a Read 01xoq Multiple or Write Multiple command LBA sectors available w word 61 2D30H 60 6 303 024 ST33240A abc 4 995 648 ST32531A ST32531A Medalist 3240 and Medalist 2531 Product Manual Rev A 27 Word Description Contents 0060H ST33240A 61 LBA sectors available continued 007CH ST32531A 62 ATA obsolete 0000H Multiword DMA active and modes supported 98 see note following this table OTH 64 Advanced PIO modes supported modes 3 and 00034 4 supported Minimum
25. s measured with the drive up to speed servo electron ics are active and the heads are left in a random track location 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 Mode Typical Watts RMS Typical Amps RMS 5V 12V Spinup 0 5 1 6 Peak Active Seeking 4 3 0 425 0 180 Operating Read Write 4 6 0 440 0 200 Idle 4 5 0 440 0 190 Standby 1 0 0 20 Sleep 0 7 0 140 Medalist 3240 and Medalist 2531 Product Manual Rev A 9 1 7 1 1 Typical current profile Current mA 1 400 1 200 1 000 800 600 400 200 0 2 4 6 8 10 12 14 16 18 Time seconds Figure 1 Typical startup and operation current profile Figure 1 shows a typical current profile for the Medalist 3240 and the Medalist 2531 1 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 e Using 12 volt power the drive is expected to operate with a maximum of 120 mV peak to peak triangular wave injected noise at up to 25 MHz e Using 5 volt power the drive is expected to operate with a maximum of 100 mV peak to peak triangular wave injected noise at up to 25 MHz Note Equivalent resistance is calculated by dividing the nominal volt age by the typical RMS read write current 1 7 3 Voltage tolerance Volt
26. select option This requires a special daisy chain cable that grounds pin 28 CSEL on one of its two drive connectors If you attach the drive to the grounded CSEL connector it becomes a master If you attach the drive to the ungrounded CSEL connector it becomes a slave To use this option the host system and both drives must support cable select and both drives must be configured for cable select To configure this drive for cable select install a jumper as shown in Figure 2 For the master drive to recognize the slave drive using the DASP signal the slave drive must assert the DASP signal at power up and the master drive must monitor DASP at power up 2 2 2 Alternate capacity jumper Some older computers may hang if their BIOS detects a hard drive that has more than 4 092 cylinders at startup To allow these computers to recognize the ST33240A and the ST32531A this drive includes a capacity limiting jumper which sets the drive s default translation ge ometry to 4 092 cylinders This limits the drive s capacity to 2 1 Gbytes unless third party software is used 18 Medalist 3240 and Medalist 2531 Product Manual Rev A ATA interface connector a d Alternative pasa capacity 4 2 jumper 4 pinpower 2 46 connector eee olo Master slave eee ele Full capacity as shipped jumper settings 1 3 5 P e
27. t register values 00H Set PIO mode to default PIO mode 2 01H Set PIO mode to default and disable IORDY PIO mode 2 08H PIO mode 0 09H PIO mode 1 OAH PIO mode 2 default OBH PIO mode 3 OCH PIO mode 4 10H Single word DMA mode 0 11H Single word DMA mode 1 12H Single word DMA mode 2 20H Multiword DMA mode 0 21H Multiword DMA mode 1 22H Multiword DMA mode 2 44H Sixteen bytes of ECC apply on read long and write long commands 55H Disable read look ahead read cache feature 66H Disable reverting to power on defaults 82H Disable write cache AAH Enable read look ahead read cache feature default BBu 4 bytes of ECC apply on read long and write long commands default CCh Enable reverting to power on defaults default At power on or after a hardware reset the default values of the features are as indicated above A software reset also changes the features to default values unless a 66H Command has been received Medalist 3240 and Medalist 2531 Product Manual Rev A 29 3 2 4 S M A R T commands Self Monitoring Analysis and Reporting Technology S M A R T is an emerging technology that provides near term failure prediction for disc drives When S M A R T is enabled the Seagate drive monitors prede termined drive attributes that are susceptible to degradation over time If a failure is likely to occur S M A R T makes a status report available so that the host can prompt the user to back up data on the dr
28. te If an appropriate code is not written to the Features Register the command will be aborted and 0x04 abort will be written to the Error register SS Seagate Seagate Technology Inc 920 Disc Drive Scotts Valley California 95066 USA Publication Number 20401033 001 Rev A Printed in USA
29. tive humidity op and nonop 8 to 80 Relative humidity gradient 10 per hour max Wet bulb temperature C max 29 op and nonop Altitude meters above mean sea level max 61 to 3 048 op 61 to 12 192 nonop Shock operating Gs max at 11 msec 5 Shock nonoperating Gs max at 11 msec 75 Vibration operating 0 020 in peak to peak 5 22 Hz 0 50 G 0 to peak 22 350 Hz Vibration nonoperating 0 081 in peak to peak 5 22 Hz 5 Gs 0 to peak 22 350 Hz Drive acoustics bels sound power 3 7 typical Idle mode 4 1 max Drive acoustics bels sound power 4 3 typical Read Write mode 4 5 max Nonrecoverable read errors 1 per 1014 bits read Mean time between failures power on hours 300 000 Contact start stop cycles 40 000 40 C ambient humidity Service life years 5 Medalist 3240 and Medalist 2531 Product Manual Rev A Medalist 3240 and Medalist 2531 Product Manual Rev A 5 1 0 Drive specifications Unless otherwise noted all specifications are measured under ambient conditions at 25 C and nominal power For convenience the phrases the drive and this drive are used throughout this manual to indicate both the ST33240A and the ST32531A 1 1 Formatted capacity ST33240A ST32531A Guaranteed Mbytes 3 227 2 557 1 Mbyte 10 bytes Guaranteed sectors 6 303 024 4 995 648 Bytes per sector 512 512 Note DOS systems c
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