Seagate ST31013A Manuel

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .ST34323A Family. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST34323A Family Product Manual, Rev. C 1 IntroductionThis manual describes the functional, mechanical and interface specifi-cations for the ST31013A,

2 ST34323A Family Product Manual, Rev. CSpecification summary tableThe specifications listed in this table are for quick reference. For detailson spec

ST34323A Family Product Manual, Rev. C 3 Track-to-track seek time (msec typical) 1.5 (read), 3.0 (write)Average seek time (msec typical) 11.0 (read),

4 ST34323A Family Product Manual, Rev. CAltitude, nonoperating –61 m to 3,048 m (–200 ft to 40,000+ ft)Shock, operating(Gs max at 11 msec) 5Shock, non

ST34323A Family Product Manual, Rev. C 5 1.0 Drive specificationsUnless otherwise noted, all specifications are measured under ambientconditions, at

6 ST34323A Family Product Manual, Rev. C1.2 Physical organization1.3 Recording and interface technology1.4 Physical characteristicsDrive Model Read

ST34323A Family Product Manual, Rev. C 7 1.5 Seek timeAll seek times are measured using a 486 AT computer (or faster) withan 8.3 MHz I/O bus. The mea

8 ST34323A Family Product Manual, Rev. C1.7 Power specificationsThe drive receives DC power (+5V or +12V) through a four-pin standarddrive power conn

ST34323A Family Product Manual, Rev. C 9 1.7.1.1 Typical current profileFigure 1 shows a typical current profile. Figure 1. Typical startup and op

10 ST34323A Family Product Manual, Rev. C1.7.2 Conducted noiseInput noise ripple is measured at the host system power supply acrossan equivalent 80-o

ST34323A Family Product Manual, Rev. C 11 drive buffer is enabled, the heads are parked and the spindle is at rest.The drive accepts all commands and

12 ST34323A Family Product Manual, Rev. C1.8.3 Humidity1.8.3.1 Relative Humidity1.8.3.2 Wet bulb temperature1.8.4 Altitude1.8.5 ShockAll shock

ST34323A Family Product Manual, Rev. C 13 1.8.6.1 Operating vibrationThe following table lists the maximum vibration levels that the drive mayexperi

14 ST34323A Family Product Manual, Rev. C1.10 Electromagnetic susceptibilityThe drive operates without errors when subjected to the following:1.11 R

ST34323A Family Product Manual, Rev. C 15 comply with the directives when used in the test systems, we cannotguarantee that all systems will comply wi

16 ST34323A Family Product Manual, Rev. CIf necessary, you should consult your dealer or an experienced radio/television technician for additional sug

ST34323A Family Product Manual, Rev. C 17 2.0 Configuring and mounting the driveThis section contains the specifications and instructions for configu

18 ST34323A Family Product Manual, Rev. C2.2 Jumper settings2.2.1 Master/slave configurationThe options jumper block (J8) shown in Figure 2 is used

ST34323A Family Product Manual, Rev. C 19 2.2.3 Alternate capacity jumperSome older computers may “hang” if their BIOS detects a hard drive thathas m

20 ST34323A Family Product Manual, Rev. C2.3 Drive mountingYou can mount the drive in any orientation using four screws in the side-mounting holes or

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ST34323A Family Product Manual, Rev. C 21 Figure 4. Mounting dimensions—top, side and end view1.00 ± 0.028(25.4 ± 0.7)3.72 ± 0.03(94.5 ± 0.8)4.00 ± 0

22 ST34323A Family Product Manual, Rev. C

ST34323A Family Product Manual, Rev. C 23 3.0 ATA interface These drives use the industry-standard ATA task file interface thatsupports 16-bit data t

24 ST34323A Family Product Manual, Rev. CFigure 5. I/O pins and supported ATA signalsReset–GroundDD7DD8DD6DD9DD5DD10DD4DD11DD3DD12DD2DD13DD1DD14DD0DD1

ST34323A Family Product Manual, Rev. C 25 3.2 ATA Interface commands3.2.1 Supported ATA commandsThe following table lists ATA-standard commands that

26 ST34323A Family Product Manual, Rev. C3.2.2 Identify Drive commandThe Identify Drive command (command code ECH) transfers informationabout the dri

ST34323A Family Product Manual, Rev. C 27 2 ATA-reserved0000H3 Number of logical heads:ST31013A = 16ST32111A = 16ST33223A = 16ST34323A = 150010H(ST310

28 ST34323A Family Product Manual, Rev. C52 Retired0200H53 Words 54–58, 64–70 and 88 are valid0007H54 Number of current logical cylinders xxxxH55 Numb

ST34323A Family Product Manual, Rev. C 29 69–74 ATA-reserved0000H75 Queue depth0000H76–79 ATA-reserved0000H80 Major version number001EH81 Minor versio

30 ST34323A Family Product Manual, Rev. C3.2.3 Set Features commandThis command controls the implementation of various features that thedrive support

1998 Seagate Technology, Inc. All rights reservedPublication Number: 20400122-001, Rev. C, December 1998Seagate, Seagate Technology and the Seagate l

ST34323A Family Product Manual, Rev. C 31 At power-on, or after a hardware reset, the default values of the featuresare as indicated above. A software

32 ST34323A Family Product Manual, Rev. CNote. If an appropriate code is not written to the Features Register, thecommand is aborted and 0x04 (abort)

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34 ST34323A Family Product Manual, Rev. C

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36 ST34323A Family Product Manual, Rev. CSeagate Technology, Inc.920 Disc Drive, Scotts Valley, California 95066, USAPublication Number: 20400122-001,

ST34323A Family Product Manual, Rev. C iiiContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST34323A Family Product Manual, Rev. C iiiContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

iv ST34323A Family Product Manual, Rev. C1.12.3 FCC verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152.0 Configuring and

ST34323A Family Product Manual, Rev. C vFiguresFigure 1. Typical startup and operation current profile . . . . . . . . . . . . 9Figure 2. Master/sla

vi ST34323A Family Product Manual, Rev. C