Page 2 - Contents; Seagate
2 Barracuda 4 Installation Guide, Rev. E Contents Preface .................................................................. 1 Electrostatic discharge protection ........................ 1Important safety information and precautions ....... 2Wichtige Sicherheitshinweise ................................
Page 3 - Preface; This manual contains information for users of Seagate; Electrostatic discharge protection
Barracuda 4 Installation Guide, Rev. E 1 Preface This manual contains information for users of Seagate ® ST15150N/ND/DC and ST15150W/WD/WC Barracuda™ 4SCSI disc drives. It provides support services, perfor-mance specifications, and initial setup information. Ad-ditional information is available in t...
Page 4 - Important safety information and precautions
2 Barracuda 4 Installation Guide, Rev. E • Ground yourself to the drive whenever the drive electronics are or will be exposed. Connect yourselfto ground with a wrist strap (Seagate part number12263496). Connection may be made to any groundedmetal assembly. As a general rule, remember that youand the...
Page 7 - Wichtige Sicherheitshinweise; V e r w e n d e n S i e g e e i g n e t e S i c h e r h e i t s - u n d
Barracuda 4 Installation Guide, Rev. E 5 Seagate takes all reasonable steps to ensure that itsproducts are certifiable to currently accepted stan-dards. Typical applications of these disc drives includecustomer packaging and subsystem design. Safetyagencies conditionally certify component assemblies...
Page 11 - Strahlung sind für Designer von
Barracuda 4 Installation Guide, Rev. E 9 Seagate ist ständig bemüht, die Zulassungsfähigkeitvon Seagate-Produkten im Rahmen der gegenwärtiggeltenden Standards zu gewährleisten. Zu dentypischen Anwendungen dieser Festplattenwerkezählen Systemeinbau durch den Kunden und dieKonstruktion von Untersystem...
Page 12 - Technical support services
10 Barracuda 4 Installation Guide, Rev. E Technical support services Seagate Technology provides technical support litera-ture and diagnostic utilities to authorized distributors.Please contact your dealer for technical support andinstallation troubleshooting. Product technical supportis available f...
Page 15 - General description; Barracuda 4 Product
Barracuda 4 Installation Guide, Rev. E 13 Figure 1. Barracuda 4 disc drive (N/ND) General description Barracuda 4 disc drives are high-speed data storagedevices. There are several models of this disc drive (seeFigure 1, 2, or 3). Specifications and power require-ments for the drives are listed follo...
Page 19 - continued
Barracuda 4 Installation Guide, Rev. E 17 1 1 Measured with average reading DC ammeter. Instanta- neous +12V current peaks will exceed these values. 1 2 A –10% tolerance is permissible during initial start of spindle and must return to ±5% before 7,200 RPM isreached. The ±5% must be maintained after...
Page 20 - continued from previous page
18 Barracuda 4 Installation Guide, Rev. E continued from previous page 1 9 Where power is provided to multiple drives from a com- mon supply, careful consideration for individual drivepower requirements should be noted. Where multipleunits are powered on simultaneously, the peak startingcurrent must...
Page 21 - Initial setup information; Drive models; The following general information topics are discussed:
Barracuda 4 Installation Guide, Rev. E 19 Initial setup information The general information beginning on this page appliesto all of the Barracuda 4 models. After reading thegeneral information topics, refer to the appropriatedrive-specific section listed below for additional infor-mation about confi...
Page 22 - SCSI ID jumpers
20 Barracuda 4 Installation Guide, Rev. E SCSI ID jumpers Each device on the SCSI chain must have a uniqueSCSI ID. The host system’s SCSI controller usuallyuses the highest-numbered ID available; therefore thelower-numbered SCSI IDs are normally used for otherSCSI devices such as this Barracuda disc...
Page 23 - Figure 4. SCSI bus termination
Barracuda 4 Installation Guide, Rev. E 21 Drive terminationIf you are installing the drive in a system that has otherSCSI devices installed, terminate only the end deviceson the SCSI chain. A SCSI “device” is any disc drive,scanner, tape backup unit, or other piece of hardwareconnected to your syste...
Page 24 - Other applicable jumper options
22 Barracuda 4 Installation Guide, Rev. E Terminator powerYou usually will not need to change this option and cannormally leave the drive configured as it was shippedfrom the factor y. For information about how to changethe terminator power option on your drive, refer to theappropriate drive-specifi...
Page 25 - Providing adequate cooling
Barracuda 4 Installation Guide, Rev. E 23 system requirements; however, in most cases, you willnot need to change any of these jumpers for normaldrive operation. Providing adequate cooling The enclosure design must ensure adequate cooling forthe drive. The maximum ambient temperature is 50 o C. The ...
Page 28 - Mount the drive to the host system’s chassis using
26 Barracuda 4 Installation Guide, Rev. E Mounting the drive and connecting cables Note. This mounting procedure does not apply to WC or DC model drives. To mount a WC or DC drive,plug the drive into the system's single connectorattachment (SCA) position on the system's backpanel. Do not touch the c...
Page 36 - Setzen Sie das Gehäuseoberteil des Host-Systems; Formatting the drive; Boot the system from a system floppy disc or from a
34 Barracuda 4 Installation Guide, Rev. E das Laufwerk auf nichtleitende Weise (galvanischisoliert) im Host-System einbauen. Die daraus u.U.resultierende verstärkte elektromagnetischeStrahlung fällt in den Zuständigkeitsbereich desSystemdesigners. 5. Replace the host system’s cover. 5. Setzen Sie da...
Page 37 - Setting the SCSI ID jumpers; Figure 10. Setting the SCSI ID; SCSI
Barracuda 4 Installation Guide, Rev. E 35 Setting the SCSI ID jumpers Use the J4 connector to set the SCSI ID (Figure 10). Tochange the SCSI ID, install jumpers on the appropriatepins as shown in the illustration. Figure 10. Setting the SCSI ID SCSI ID = 0 (default) SCSI ID = 7 SCSI ID = 1 SCSI ID =...
Page 38 - Figure 11. Terminating the drive
36 Barracuda 4 Installation Guide, Rev. E Terminating the driveTo terminate the ST15150N drive, enable the perma-nently mounted IC active terminators by installing anEnable Drive Terminator jumper on J01 pins 1 and 2 asshown in Figure 11. If you install one of these modelsand it is not on the end of...
Page 39 - Terminator power; Figure 12. Setting terminator power jumpers
Barracuda 4 Installation Guide, Rev. E 37 Terminator power There are four possible terminator power configurationsfor the ST15150N drive (see Figure 12). You will notnormally need to change this option and can leave thedrive configured as it was shipped from the factory. The ST15150ND drive should b...
Page 40 - Synchronizing spindles; Figure 13. Spindle sync connectors
38 Barracuda 4 Installation Guide, Rev. E Synchronizing spindles Use pins 1 and 2 on the J4 connector to attach thespindle sync cable. See Figure 13. Figure 13. Spindle sync connectors Spindle sync reference index signal(REFSIG+). J4 SSC Spindle Sync Cable Connector(SSC). These pins are used to conn...
Page 41 - Several other jumper options are available as illustrated.; Figure 14. Additional jumper options
Barracuda 4 Installation Guide, Rev. E 39 Other applicable jumper options Several other jumper options are available as illustrated. Figure 14. Additional jumper options Write Protect = On (disables writing). Write Protect = Off (enables writing – default). J4 RES WP LED Write Protect option (WP) Re...
Page 42 - Figure 15. Setting the SCSI ID
40 Barracuda 4 Installation Guide, Rev. E Setting the SCSI ID jumpers Use the J5 connector to set the SCSI ID (Figure 15). Tochange the SCSI ID, install jumpers on the appropriatepins as shown in the illustration. DC Power Connector SCSI I/O Connector SCSI ID = 8 SCSI ID = 9 SCSI ID = 10 SCSI ID = 1...
Page 43 - Terminating the drive
Barracuda 4 Installation Guide, Rev. E 41 Figure 16. Terminating the drive. Terminating the drive To terminate the ST15150W drive, enable the perma-nently mounted IC active terminators by installing anEnable Drive Terminator jumper on J4 pins 11 and 12 asshown in Figure 16. If you install one of the...
Page 44 - Figure 17. Setting terminator power jumpers
42 Barracuda 4 Installation Guide, Rev. E Terminator power There are four possible terminator power configurationsfor the ST15150W drive (see Figure 17). You will notnormally need to change this option and can leave thedrive configured as it was shipped from the factory. The ST15150WD drive should b...
Page 45 - Figure 18. Spindle sync connectors
Barracuda 4 Installation Guide, Rev. E 43 Synchronizing spindles Use pins 11 and 12 on the J5 connector to attach thespindle sync cable. See Figure 18. Figure 18. Spindle sync connectors Spindle sync reference index signal (REFSIG+). Spindle Sync Cable Connector (SSC)These pins are used to connect a...
Page 46 - Figure 19. Additional jumper options
44 Barracuda 4 Installation Guide, Rev. E Other applicable jumper options Other option jumpers are available as illustrated inFigures 19 and 20. Figure 19. Additional jumper options Pin 1 J4 J01 Power Connector Write Protect = On (disables writing). Write Protect = Off(enables writing – default). J4...
Page 47 - Figure 20. Additional jumper options
Barracuda 4 Installation Guide, Rev. E 45 Figure 20. Additional jumper options Enable parity check of SCSI bus data(default). J4 PAR MTR DMS Parity Check option (PAR) Disable parity check. Enable motor start. The drive waits for the Start Unit command from the host before starting the spindle motor....
Page 49 - Connecting remote LEDs
Barracuda 4 Installation Guide, Rev. E 47 Connecting remote LEDs Remote LED connections are provided on the J4 con-nector (see Figure 21). You can connect 2-pin remoteLEDs using these connections. Attach the (-) lead to theappropriate pin and then attach the (+) lead to the pinlabelled +5V. WC/DC dr...
Page 50 - Figure 21. Jumper options
48 Barracuda 4 Installation Guide, Rev. E WC/DC drives Figure 21. Jumper options SCSI ID0 J4 Pin 1 Pin 1 J4 Fault LED pin (–) SCSI ID1 Vendor Unique SCSI ID2 Spindle Sync SCSI ID3 Drive Activity LED (–) NC +5V Ground Write Protect Parity Enable Reserved
