Seagate MedalistPro 6450 Manual

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . .Medalist Pro Family. . . . . . . . . . . . . . . . . . . . . . . . .

The ATA commands with specific applications for these drives and theSeagate-unique commands the drives use are discussed in Section 3.0on page 25. A c

Quick specification chartThe following table serves as a quick reference for the drives’ perform-ance specifications. These and other specifications a

Drive specification ST36450A ST35040AHeight (inches max) 1.027 1.027Width (inches max) 4.023 4.023Depth (inches max) 5.787 5.787Typical weight (lb) 1.

1.0 Specifications1.1 Formatted CapacityMedalist Pro drives are low-level formatted at the factory. You cannotlow-level format them.These drives suppo

1.2 Physical organizationST36450 ST35040ARead/write heads 10 8Discs 5 41.3 Functional specificationsST36450A ST35040AInterface ATA ATARecording method

1.4 Physical dimensionsThe mounting dimensions are shown in Figure 6 on page 23.Height, max 1.027 inch (26.09 mm)Width, max 4.025 inches (102.2 mm)Dep

from the start of a read until the buffer segment is full or until anothercommand is received.Write immediate. The drive uses the write segment to sto

1.9 Power-up sequence 1.Power is applied to the drive.2.When power is applied, the LED stays on for about 1 second.3.The spindle motor reaches opera

All measurements were taken at the drive power connector. A true RMSmeter is used to measure all modes except Standby. A DMM is used forStandby measur

1.11.2 Power consumption In the table below, the values apply at the drive power connector. Currentwas measured with an RMS DC ammeter.Spinup SeekRe

1.13.2 Temperature gradientOperating 20°C per hour (36°F per hour)Nonoperating 25°C per hour (45°F per hour)1.13.3 AltitudeOperating –1,000 ft. to 10,

1.15 AcousticsThis table shows the overall A-weighted acoustic sound power and soundpressure levels for the drives. All measurements are generally con

1.18 Electromagnetic Compliance for the EuropeanUnionIf this model has the CE Marking, it complies with the European Unionrequirements of the Electrom

such interference in a residential installation. However, there is noguarantee that interference will not occur in a particular installation. If thise

Sicherheitsanleitung1.Das Gerrät ist ein Einbaugerät, das für eine maximale Umgebung-stemperatur von 50°C vorgesehen ist.2.Zur Befestigung des Laufwer

2.0 Configuring and mounting the driveThis section contains the specifications and instructions for configuringand mounting the drive. 2.1 Handling an

2.2 I/O cable and connectorThe drive uses a 40-pin, male I/O connector with two rows of twenty pinseach and a notch for keying. Pin 20 is removed for

2.4 Options jumper blockThe options jumper block (J5), shown in Figure 3, is used to configurethe drives for operation. It is the 8-pin dual header be

2.4.1 Master/slave configurationUse the following settings to configure the drive as master or slave.One drive only. The drive is configured at the fa

2.4.2 Alternate capacity jumperThis jumper lowers the drive capacity by setting the default translation to4.092 cylinders. Some BIOSs that only auto-

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . .Medalist Family. . . . . . . . . . . . . . . . . . . . . . . . . .

2.5 Mounting the driveYou can mount the drive in any orientation.Use the set of mounting guidelines below that are appropriate to the typeof mounting

AFDEK[1][3]GCInchesABCDEFGHJKLM145.80 101.60 25.40 60.00 15.75 101.60 6.35 44.45 95.25  25.4 101.6 5.74

24 Medalist Pro 6450/5040 Product Manual, February 1997

3.0 ATA InterfaceThe drives use an ATA-3 interface. The interface complies with ANSIATA (AT Attachment) Interface X3T10 Rev. 6.0; SFF 8011: ATA Timing

Reset–GroundDD7DD8DD6DD9DD5DD10DD4DD11DD3DD12DD2DD13DD1DD14DD0DD15Ground(removed)DMARQGroundDIOW–GroundDIOR–GroundIORDYCSEL

3.2 Command setThis section lists all of the ATA commands the drives use. Only thecommands with unique implementation for the drives are discussed int

Command nameCommandcode (in hex)Parameters usedFR SC SN CY DHIdentify drives EC nnnnDIdle 97, E3 n y n n DIdle and Set Idle Timer FA n y n n DIdle Imm

3.2.1 Identify drive command (ECH)The Identify drive parameters for the drives are listed in the table below.Note. If the alternate capacity jumper is

Word Description ST Value52Obsolete 0200H53Current valid 0003H0001H words 54–58, 64–70valid54Number of current logicalcylindersST36450A = 13,328ST3504

Word Description ST Value69–79Reserved 000080Major version number 0007Hsupports ATA-3supports ATA-2supports ATA-181Minor version number 0000Not suppor

© 1997 Seagate Technology, Inc. All rights reservedPublication Number: 32652-001, Rev. A, February 1997Seagate, Seagate Technology, the Seagate logo,

3.2.2 Set Features command (EFH)The Set Features command (command code EFH) allows you to enableand disable the multisegmented cache and Automatic Rea

3.2.2.1 PIO and DMA Data-Transfer ModesYou can set the multiword DMA mode and identify the PIO data-transfermechanism and transfer mode with the Set F

3.2.3 Standby timer timeout periodThe Idle command and Standby command Sector Count registers areused to activate the Standby timer. The host can enab

You can disable The Write Reallocation, in addition to write cache byusing the Set Feature command Disable Write Cache, feature value 82H.This feature

36 Medalist Pro 6450/5040 Product Manual, February 1997

Appendix. Timing diagramsWithout IORDY, the drives operate at programmed I/O timing specifica-tions, as shown below.Time Description Min MaxT0 Cycle t

When using IORDY, the drives operate at programmed timing specifica-tions, as shown below.Time Description Min MaxT0 Cycle time 120 nsec —T1 Address v

The drives operate at multiword DMA mode 2 timing specifications, asshown below.Time Description Min MaxT0 Cycle time 120 nsec —TD DIOW– or DIOR– puls

ContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Quick specification chart . . . . .

Seagate Technology, Inc.920 Disc Drive, Scotts Valley, California 95066, USAPublication Number: 32652-001, February 1997, Printed in USA

1.19 FCC verification . . . . . . . . . . . . . . . . . . . . . . 142.0 Configuring and mounting the drive . . . . . .

FiguresFigure 1. Typical startup current profile . . . . . . . . . . . . . . . . 8Figure 2. ATA interface connector . . . . . .

vi Medalist Pro 6450/5040 Product Manual, February 1997

IntroductionThis manual describes the functional, mechanical and interface specifi-cations for the Medalist® Pro 6450 and Medalist Pro 5040 hard discd