Seagate ST34572W Installation Manual
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Seagate ST34572W Installation Manual

Seagate ST34572W Installation Manual

Barracuda 4xl disc drive
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Barracuda 4XL
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Disc Drive
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ST34572N/W/WD/WC/DC
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ST32272N/W/WD/WC/DC
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Installation Guide
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Summary of Contents for Seagate ST34572W

  • Page 1 • • • • • • • • • • • • • • • • • • • • • • • • • • Barracuda 4XL • • • • • • • • • • • • • • • • • • • • • • • • • • Disc Drive •...

  • Page 2: Table Of Contents

    ©1997 Seagate Technology, Inc. All rights reserved Publication Number: 77767501, Rev. B July 1997 Seagate, Seagate Technology, and the Seagate logo are regis- tered trademarks of Seagate Technology, Inc. Barracuda, SeaFAX, SeaFONE, SeaNET, SeaTDD, and SeaBOARD are either trademarks or registered trademarks of Seagate Technol- ogy, Inc.

  • Page 3: Preface

    Barracuda 4XL Installation Guide, Rev. B Preface This manual contains information for users of the Seagate® Barracuda 4XL SCSI disc drives. It provides support services, performance specifications, and initial setup information. Addi- tional information is available in the Barracuda 4XL Product Manual (part number 77767500).

  • Page 4: Important Safety Information And Precautions

    Barracuda 4XL Installation Guide, Rev. B • Turn off the power before removing or installing the DC power cable. • Do not remove any circuit boards from the drive. • Never use an ohmmeter on any circuit boards. • When installing the drive on a carrier or tray, discharge the car- rier or tray prior to inserting it into the system.
  • Page 5 UL1950, EN60950, CSA C22.2 950- M89, and VDE0805. Seagate takes all reasonable steps to ensure that its products are certifiable to currently accepted standards. Typical applica- tions of these disc drives include customer packaging and sub- system design.

  • Page 6: Wichtige Sicherheitshinweise

    This unit is a component part and as such is not meant to com- ply with FCC or similar national requirements as a stand-alone unit. Engineering radiated emissions test results are available through the Seagate Safety Department to assist the subsystem designer. Wichtige Sicherheitshinweise Vorsicht.
  • Page 7 Barracuda 4XL Installation Guide, Rev. B Beachten Sie in jedem Fall die folgenden Warn-und Vorsicht- shinweise: • Beachten Sie alle Warn- und Vorsichtshinweise in diesem Handbuch. • Treffen Sie beim Betrieb, bei der Installation oder bei der Entfernung der Einheit angemessene Sicherheitsvorkehrun- gen.
  • Page 8 Als Teilkomponente ist dieses Laufwerk für die Installation und den Betrieb in Übereinstimmung mit UL 1950, EN60950, CSA C22.2 950-M89 und VDE0805 vorgesehen. Seagate ist ständig bemüht, die Zulassungsfähigkeit von Seagate-Produkten im Rahmen der gegenwärtig geltenden Standards zu gewährleisten. Zu den typischen Anwendungen dieser Festplattenwerke zählen Systemeinbau durch den...

  • Page 9: Regulatory Agency Compliance

    • 3.5-inch floppy disc drive • Keyboard • Monitor/display • Printer • External modem • Mouse Although the test system with this Seagate model complies to the directives/standard(s), we cannot guarantee that all systems will comply. The computer manufacturer or system integrator...
  • Page 10 Barracuda 4XL Installation Guide, Rev. B shall confirm EMC compliance and provide CE Marking and C- Tick Marking for their product. Electromagnetic compliance for the European Union If this model has the CE Marking it complies with the European Union requirements of the Electromagnetic Compatibility Direc- tive 89/336/EEC of 03 May 1989 as amended by Directive 92/ 31/EEC of 28 April 1992 and Directive 93/68/EEC of 22 July 1993.

  • Page 11: Seagate Technical Support Services

    If ® you need additional assistance with your Seagate drive or other Seagate products, use one of the Seagate technical sup- port services listed below. SeaFONE® 1-800-SEAGATE Seagate’s 800 number (1-800-732-4283) allows toll-free access...
  • Page 12 Online technical support for Seagate products is available on CompuServe. To access our technical support forum, type go seagate . This forum provides information similar to that found on SeaBOARD. In addition, you can type questions or browse through previous questions and answers on the forum mes- sages.
  • Page 13 Barracuda 4XL Installation Guide, Rev. B FAX services SeaFAX® You can use a touch-tone telephone to access Seagate’s auto- mated FAX system to receive technical support information by return FAX. This service is available 24 hours daily. Location Phone number...
  • Page 14 Singapore 65-488-7584 (9:00 to 12:00 , 2:00 to 5:00 , M–F) Taiwan 886-2-514-2237 Please dial 1-800-SEAGATE or 408-456-4496 for the specific product telephone number. (6:00 to 11:15 , 12:30 to 5:00 Pacific time, M–F) SeaTDD™ 408-944-9121 Using a telecommunications device for the deaf (TDD), you can...
  • Page 15 Seagate direct OEM, Distribution, and System Integrator cus- tomers should contact their Seagate service representative for warranty information. Other customers should contact their place of purchase. Seagate offers comprehensive customer support for all Seagate drives. These services are available worldwide. Location Phone number FAX number...

  • Page 16: General Description

    Barracuda 4XL Installation Guide, Rev. B General description Barracuda 4XL SCSI disc drives are high-speed, random-access digital-data storage devices. The drive is a component for installation in an enclosure designed for the drive. This is often a rack within the system or an external enclosure designed to house one or more disc drives or other peripheral units.
  • Page 17 Barracuda 4XL Installation Guide, Rev. B Table 1. Drive characteristics Interface Ultra SCSI [1] Capacity Formatted [2] Unformatted ST34572 4.55 Gbyte [2] 6.26 Gbyte ST32272 2.26 Gbyte [2] 3.13 Gbyte Recording Cylinders (user) 6,311 Read/write data heads ST34572 ST32272 Access time [3] Average read 9.4 msec Average write...
  • Page 18 Barracuda 4XL Installation Guide, Rev. B Table 2a. DC power requirements (Amps) ST34572 N/W/WC WD/DC Single-ended Differential Voltage +12V +12V Regulation [5] ±5% ±5% [2] ±5% ±5%[2] Max. operating current DC3σ [1] 0.81 0.95 1.21 0.95 Avg. idle current DCX [1] 0.46 0.54 0.70...
  • Page 19 Barracuda 4XL Installation Guide, Rev. B Table 2b. DC power requirements (Amps) ST32272 N/W/WC WD/DC Single-ended Differential Voltage +12V +12V Regulation [5] ±5% ±5% [2] ±5% ±5%[2] Max. operating current DC3σ [1] 0.81 0.85 1.21 0.85 Avg. idle current DCX [1] 0.46 0.52 0.70...
  • Page 20 Barracuda 4XL Installation Guide, Rev. B [5] See “Conducted noise immunity” in the Barracuda 4XL Prod- uct Manual. The specified voltage tolerance is inclusive of ripple, noise, and transient response. [6] Operating condition is defined as random seek read opera- tions with a block count of 64.

  • Page 21: Initial Setup Information

    Drive models Page ST34572N ST32272N ST34572W/WD ST32272W/WD ST34572WC/DC ST32272WC/DC General information The following general information topics are discussed: • SCSI ID jumpers •...
  • Page 22 Barracuda 4XL Installation Guide, Rev. B SCSI ID jumpers Each device on the SCSI chain must have a unique SCSI ID. The host system’s SCSI controller usually uses the ID that has the highest priority interrupt in the SCSI I/O system. This is always ID7.
  • Page 23 Barracuda 4XL Installation Guide, Rev. B the case, change the ID so that each device on the SCSI chain has its own unique ID. Also check your system or controller user’s manual to ensure that you have not violated its SCSI ID numbering recommendations.
  • Page 24 Barracuda 4XL Installation Guide, Rev. B For information about how to terminate your drive, refer to the appropriate drive-specific section. Internal SCSI cable Internal Internal Controller SCSI device SCSI device Terminate Internal SCSI cable External SCSI cable Internal Internal External External Controller SCSI device...
  • Page 25 Barracuda 4XL Installation Guide, Rev. B wide) 8-bit data bus using a terminated 68-pin to 50-pin SCSI cable. Figures 3a, 3b, 3c, and 3d show typical drive connections. The following table lists the maximum cable lengths and number of devices with single-ended I/O circuits allowed on a daisy-chain cable for <10 and <20 M transfers/sec I/O data transfer rates.
  • Page 26 Barracuda 4XL Installation Guide, Rev. B Pin 1 Figure 3a. Fifty pin I/O connection to drive Pin 1 Figure 3b. Sixty-eight pin connection to drive...
  • Page 27 Barracuda 4XL Installation Guide, Rev. B “N” Model Drive SCSI ID X (or last drive) Additional SCSI devices Pin 1 (check your adapter for Pin 1 location) SCSI ID 1 SCSI ID 7 Host Adapter SCSI ID 0 [1] “X” means up to 6 or the maximum allowable number of devices on the SCSI bus.
  • Page 28 Barracuda 4XL Installation Guide, Rev. B “W” Model “WD” Model Drive [1] Drive [1] SCSI ID X (or last drive) Additional SCSI devices Pin 1 (check your adapter for Pin 1 location) SCSI ID 1 SCSI ID 7 Host SCSI ID 0 Adapter [1] Do not mix “W”...
  • Page 29 Barracuda 4XL Installation Guide, Rev. B Note. This drive model plugs directly into a backplane connec- tor and therefore does not use cables. Figure 3e. Drive model “WC” or “DC” with single 80-pin I/O and power connector...
  • Page 30 Barracuda 4XL Installation Guide, Rev. B Providing adequate cooling The enclosure design must ensure adequate cooling for the drive. The maximum ambient temperature is 50°C. The drive’s product manual (77767500) describes how to evalu- ate the air-flow design. The evaluation consists of ensuring that the case temperature of certain critical components remains within acceptable limits during drive operation.

  • Page 31: Kühlung Des Systems

    Barracuda 4XL Installation Guide, Rev. B Kühlung des Systems Die Gehäusekonstruktion muß eine ausreichende Kühlung des Laufwerkes gewährleisten. Die Umgebungstemperatur darf max- imal 50°C betragen. Die Produkthandbuch Barracuda 4XL (Dokument 77767500) enthalten Anweisungen zur Beurteilung der Luftstromkonstruk- tion. Die Beurteilung muß sicherstellen, daß sich die Gehäuse- t e m p e r a t u r b e s t i m m t e r k r i t i s c h e r K o m p o n e n t e n b e i Laufwerkbetrieb innerhalb zugelassener Grenzen hält.
  • Page 32 Barracuda 4XL Installation Guide, Rev. B Above unit Über der Einheit Note. Air flows in the direction shown (back to front) or in reverse direction (front to back) Under unit Unter der Einheit Hinweis. Luftstrom in der angezeigten Richtung (von vorne nach hinten) oder in umgekehrter Richtung (von hinten nach vorne) Above unit Über der Einheit...

  • Page 33: Installation Des Laufwerkes Und Anschluß Der Kabel

    Barracuda 4XL Installation Guide, Rev. B Mounting the drive and connecting cables Do not touch the connector pins or any components on the con- trol board without observing static-discharge precautions. Always handle the drive by the frame only. The drive may be mounted in any orientation (horizontally, verti- cally, and any combination thereof);...
  • Page 34 Barracuda 4XL Installation Guide, Rev. B Befestigen Sie das Laufwerk mit vier 6-32-UNC-Schrauben am Gehäuse des Host-Systems. Die beiden Seiten des Laufwerkes sind mit jeweils zwei Befestigungslöchern versehen, die Unterseite des Laufwerkes weist vier weitere Befestigungslöcher auf. Gemessen von der Außenfläche des Gehäuses dürfen die Schrauben maximal 3,81 mm in die Befestigungslöcher des Gehüuses hineinragen.
  • Page 35 Barracuda 4XL Installation Guide, Rev. B defined in IEC 950. Figure 5 provides the pin information for the DC power connector. To connect the DC power cable to the drive, simply insert the cable end into the drive’s DC power connector. Schließen Sie das SCSI-Kabel an den SCSI-Steckverbinder des Laufwerkes an.
  • Page 36 Barracuda 4XL Installation Guide, Rev. B Note. Signal ground on the power control board (PCB) and the head and disc assembly (HDA) are connected together in this drive and you cannot separate them. The equipment in which you have mounted the drive is connected directly to the HDA and PCB without electrically isolating shock mounts.
  • Page 37 Barracuda 4XL Installation Guide, Rev. B tem einbauen. Die daraus u.U. resultierende verstärkte elektromagnetische Strahlung fällt in den Zuständigkeits- bereich des Systemdesigners. Replace the host system’s cover. Setzen Sie das Gehäuseoberteil des Host-Systems wieder auf.
  • Page 38 Barracuda 4XL Installation Guide, Rev. B Notes: [1] Mounting holes three on each side, 6-32 UNC. Max screw length into side of drive 0.15 in. (3.81 mm). Screw tightening torque 6.0 in-lb (.675 NM) max with minimum thread engagement of 0.12 in. (3.05 mm). [2] Mounting holes four on bottom, 6-32 UNC.
  • Page 39 Note. Seagate is not responsible for lost user data. Turn on DC power. Boot the system from a system floppy disc or from a previ- ously installed hard disc drive if there is one.

  • Page 40: N Drives Section

    Barracuda 4XL Installation Guide, Rev. B N drives Setting the SCSI ID jumpers N/ND drives section Use the J6 connector to set the SCSI ID (see Figure 7). To change the SCSI ID, install jumpers on the appropriate pins as shown in the illustration.
  • Page 41 Barracuda 4XL Installation Guide, Rev. B N drives Terminating the drive “N” model drives are terminated with permanently mounted IC active terminators. If you install one of these drives and it is not on the end of the SCSI bus, disable the terminators by removing the jumper “TE”...
  • Page 42 Barracuda 4XL Installation Guide, Rev. B N drives Terminator power There are three possible terminator power (TP) configurations for “N” model drives (see Figure 9). You will not normally need to change this option and can leave the drive configured as it was shipped from the factory.
  • Page 43 Barracuda 4XL Installation Guide, Rev. B N drives Other applicable jumper options Several other jumper options are available as illustrated. Drive with HDA up, PCB Pin 1 down, viewed Pin 1 from front Reserved Delay Motor Start option (valid only if the Enable Motor Start jumper is not connected) Reserved...

  • Page 44: W/Wd Drives Section

    Barracuda 4XL Installation Guide, Rev. B W/WD drives Setting the SCSI ID jumpers W/WD drives section Use the J6 jumper block to set the SCSI ID (Figure 11). To change the SCSI ID, install jumpers on the appropriate pins as shown in the illustration.
  • Page 45 Barracuda 4XL Installation Guide, Rev. B W/WD drives 68 Pin SCSI I/O Drive J1-Auxiliary Connector Ground Pin 1A J1-DC Power Pin 1 Rear 3P2P (default) SCSI ID = 0 SCSI ID = 1 SCSI ID = 2 SCSI ID = 3 SCSI ID = 4 SCSI ID = 5 SCSI ID = 6...
  • Page 46 Barracuda 4XL Installation Guide, Rev. B W/WD drives Terminating the drive “W” model drives are terminated with permanently mounted IC active terminators. If you install one of these drives and it is not on the end of the SCSI bus, disable the terminators by removing the jumper “TE”...
  • Page 47 Barracuda 4XL Installation Guide, Rev. B W/WD drives Terminator power There are three possible terminator power (TP) configurations for “W” model drives (see Figure 14). You will not normally need to change this option and can leave the drive configured as it was shipped from the factory.
  • Page 48 Barracuda 4XL Installation Guide, Rev. B W/WD drives Other applicable jumper options Other option jumpers are available as illustrated below. Drive with HDA up, PCB Pin 1 down, viewed Pin 1 from front Reserved Delay Motor Start option (valid only if the Enable Motor Start jumper is not connected) Reserved...

  • Page 49: Wc/Dc Drives Section

    Barracuda 4XL Installation Guide, Rev. B WC/DC drives Setting the SCSI ID jumpers WC/DC drives section The SCSI ID for “WC” and “DC” model drives is normally set over the SCSI bus by the host system using connector contacts 39 (ID0), 40 (ID2), 79 (ID1), and 80 (ID3). Users need not install jumpers to select SCSI ID.
  • Page 50 Barracuda 4XL Installation Guide, Rev. B WC/DC drives Applicable jumper options Option jumpers are available as illustrated below. Pin 1 Delay Motor Start option The host system has complete control over motor start functions. Do not install a jumper on these pins. Enable Motor Start option The host system has complete control over motor start functions.
  • Page 52 Seagate Technology, Inc. 920 Disc Drive, Scotts Valley, CA 95066-4544, USA Publication Number: 77767501, Rev. B, Printed in USA...

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