Seagate Cheetah 9LP ST34502LC, Installation Manual

Page 1: ... Cheetah 9LP Disc Drive ST39102LW LC ST34502LW LC Installation Guide ...

Page 2: ...ives section 46 1997 1998 Seagate Technology Inc All rights reserved Publication Number 83329230 Rev B May 1998 Seagate Seagate Technology and the Seagate logo are regis tered trademarks of Seagate Technology Inc Cheetah SeaFAX SeaFONE SeaBOARD and SeaTDD are either trademarks or registered trademarks of Seagate Technology Inc or one of its subsidiaries All other trademarks or registered trademark...

Page 3: ...s used within the drive circuitry Although some devices such as metal oxide semi conductors are extremely sensitive all semiconductors as well as some resistors and capacitors may be damaged or degraded by exposure to static electricity Electrostatic damage to electronic devices may be caused by the direct discharge of a charged conductor or by exposure to the static fields surrounding charged obj...

Page 4: ...unit contain warnings and cautions that must be carefully read and followed to minimize or eliminate the risk of personal injury The warnings point out conditions or practices that may endanger you or oth ers The cautions point out conditions or practices that may dam age the unit possibly making it unsafe for use Always observe the following warnings and precautions Follow all cautions and warnin...

Page 5: ...rforming depot repair this will damage components and void the warranty As a component this drive is designed to be installed and oper ated in accordance with UL1950 EN60950 CAN CSA C22 2 950 M95 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 sys...

Page 6: ... Diese Hinweise sind sorgfältig durchzulesen und zu beachten um das Risiko von Verletzungen auf ein Mindestmaß zu beschränken oder ganz zu vermeiden Die Warnhinweise machen auf Situationen oder Praktiken aufmerksam die Sie oder andere gefährden könnten Die Vorsichtshinweise machen auf Situationen oder Praktiken aufmerksam die Einheit beschädigen können so daß deren Gebrauch mit Risiko behaftet ist...

Page 7: ...r Gehäuse montiert ist sorgen Sie dafür daß die Temperatur im Inneren des Gestells oder Gehäuses die für das Laufwerk vorgege benen Grenzwerte nicht übersteigt Wenn Einheiten vertikal übereinander betestigt werden achten Sie besonders auf den oberen Stapelbereich da dort die Temperatur gewöhnlich am höchsten ist Befolgen Sie die oben unter Electrostatic Discharge Protec tion angegebenen Sicherheit...

Page 8: ...egenwärtig geltenden Standards zu gewährleisten Zu den typischen Anwendungen dieser Festplattenwerke zählen Systemeinbau durch den Kunden und die Konstruktion von Untersystemen Sicherheitsbe hörden gewähren eine bedingte Zulassung für Komponenten wie das Cheetah Festplattenlaufwerk vorbehaltlich der endgültigen Zulasssung im Endprodukt Designer von Untersystemen sind dafür verantwortlich die Vorau...

Page 9: ... tem does not adversely affect the performance of the drive See DC power requirements on page 18 Electromagnetic compliance Seagate uses an independent laboratory to confirm compliance to the directives standard s for CE Marking and C Tick Marking The drive was tested in a representative system for typical appli cations The selected system represents the most popular char acteristics for test plat...

Page 10: ...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 Australian C Tick If this model has the C Tick Marking it complies with the Austra lia New Zealand Standard AS NZS3548 1995 and meets the Electromagnetic Compatibility EMC Framework requirements of Australia...

Page 11: ...2410 6 00 A M to 5 00 P M pacific time M F e mail Tape_Sales_Support Seagate com Note You can purchase select tape products and tape acces sories through Seagate Express 24 hours daily by calling 1 800 531 0968 or by faxing your order to 972 481 4812 Technical support services If you need assistance installing your drive consult your dealer Dealers are familiar with their unique system configurati...

Page 12: ...ing and analyzing your drive SeaNET You can obtain technical information about Seagate products over the Internet from Seagate s World Wide Web home page http www seagate com or Seagate s ftp server ftp ftp seagate com You can also send E mail with your questions to DiscSupport Seagate com or TapeSupport Seagate com SeaBOARD SeaBOARD is a computer bulletin board system that contains information ab...

Page 13: ...cal support spe cialists 24 hours daily Responses are sent during business hours UK 44 1628 478011 USA Disc 405 936 1600 Tape 405 936 1630 Location Phone number Australia 61 2 9756 5170 Germany 49 89 1430 5102 UK 44 1628 894084 USA Disc 405 936 1620 Tape 405 936 1640 Location Phone number Australia 61 2 9725 4052 France 33 1 46 04 42 50 Germany 49 89 1430 5100 Hong Kong 852 2368 7173 Japan 81 3 54...

Page 14: ...ime M F France 33 1 41 86 10 86 9 30 A M to 12 30 P M 2 00 P M to 5 00 P M M F Germany Disc 49 89 140 9332 Tape 49 89 140 9333 9 30 A M to 12 30 P M 2 00 P M to 4 00 P M M F Hong Kong 852 2368 9918 Korea 82 2 531 5800 9 00 A M to 12 00 P M 1 00 P M to 6 00 P M M F Singapore 65 488 7584 9 00 A M to 12 00 P M 2 00 P M to 5 00 P M M F Taiwan 886 2 2514 2237 UK 44 1628 894083 10 00 A M to 1 00 P M 2 0...

Page 15: ...resentative 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 Asia Pacific and Australia 65 485 3595 65 488 7503 Europe Middle East and Africa 31 2031 67300 31 2065 34320 Japan 81 3 5462 2904 81 3 5462 2979 USA 1 800 468 3472 405...

Page 16: ...14 Cheetah 9LP Installation Guide Rev B Mexico Abicom Seamax SA DE CV 525 546 4888 525 546 4888 Southern Europe Caesar Italia 39 688 18149 39 688 02103 Location Phone number FAX number ...

Page 17: ...on about LVD technology 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 In either case the disc drive must receive adequate cooling refer to Providing adequate cooling and it must be sufficiently grounded and shielded from emis sions T...

Page 18: ...16 Cheetah 9LP Installation Guide Rev B Figure 1 Cheetah 9LP family drive LW model shown ...

Page 19: ...Disc rotation RPM Average latency msec 10 025 2 99 10 025 2 99 Synchronous data transfer rate Maximum instantaneous Mbytes sec 40 SE mode 80 LVD mode 40 SE mode 80 LVD mode Asynchronous data transfer rate Maximum instantaneous 2 bytes wide Mbytes sec 10 0 10 0 Multi segmented cache kbytes 1 024 standard 4 096 optional 1 024 standard 4 096 optional 1 Also operates per SCSI 1 SCSI 2 SCSI 3 protocols...

Page 20: ...urrent Maximum operating current Average idle current 0 94A 1 02A 0 78A 1 7A 0 84A 0 60A 0 96A 1 09A 0 80A 1 7A 0 84A 0 60A ST34502LW LC Maximum start current Maximum operating current Average idle current 0 84 0 85 0 71 1 7 0 60 0 39 0 86 0 93 0 73 1 7 0 60 0 39 1 For more detailed power information refer to the Cheetah 9LP Product Manual publication number 83329240 ...

Page 21: ...9102LW and ST34502LW 40 ST39102LC and ST34502LC 46 General information The following general information topics are discussed Single ended and low voltage differential modes SCSI ID jumpers Drive termination Terminator power Interface drivers and data path width notes Other applicable jumper options Providing adequate cooling Mounting the drive and connecting cables1 Formatting the drive 1This mou...

Page 22: ...owable cable lengths and improves device connectivity beyond SE capabilities Note To operate at the Ultra2 SCSI rates in LVD mode all devices on the same bus must be running in LVD mode If you add any single ended device to a bus that is operat ing in LVD mode all devices drop back to operating in single ended mode This eliminates the possibility of reaching Ultra2 SCSI transfer rates Warning Do n...

Page 23: ... drive ID jumper settings as the system automatically assigns your new drive the ID it wants it to have The system may or may not use the existing drive ID jumper settings Setting the drive ID doesn t hurt anything but is not necessary in a SCAM compliant system Most Cheetah disc drives are factory set with the SCSI ID set at 0 To change the SCSI ID refer to the appropriate drive section for your ...

Page 24: ... SCSI bus with the SCSI controller at the other end both are terminated The bottom example shows two additional SCSI devices connected externally this means the SCSI con troller is no longer on the end of the SCSI chain and should not be terminated Note Some controllers prefer to remain terminated even if they are in the middle of the chain Also some controllers treat the internal and external cha...

Page 25: ...specific section I O circuits and data path widths These drives can be used in single ended or low voltage differ ential interface systems however do not attempt to mix these drives on the same daisy chain with high voltage differential devices The circuits are not compatible and drive damage may occur These drives have a wide 16 bit SCSI data bus rather than the standard non wide 8 bit SCSI data ...

Page 26: ...aximum cable lengths and number of devices using single ended and LVD I O circuits allowed on a daisy chain cable for 10 20 and 40 Mtransfers sec I O data transfer rates A maximum of 16 devices can be connected on a 16 bit wide data bus Table 1 Cable characteristics for SE and LVD circuits SCSI driver type I O transfer rate Mtransfers s Maximum number of devices on bus Maximum cable length allowed...

Page 27: ...Cheetah 9LP Installation Guide Rev B 25 Figure 3 68 pin I O connection to drive LW model Figure 4 80 pin I O connection to drive LC model ...

Page 28: ...rminator Used only on end LW drive Use only SPI 2 compliant active LVD terminators on SCSI Ultra2 buses Figure 5 Multiple drive connection to host adapter Terminated Host Adapter PCB Pin 1 check your adapter for Pin 1 location SCSI ID 1 SCSI ID 0 SCSI ID 7 2 through X SCSI devices 1 2 LW Model Drive Note Do not mix LW and WD model drives on the daisy chain Terminator ...

Page 29: ...lation Guide Rev B 27 Note This drive model plugs directly into a backplane connec tor and therefore uses no cables Figure 6 Drive model LC with single 80 pin I O and power connector J6 J2 80 pin SCSI I O Connector Pin 1 ...

Page 30: ...rienting the drive or directing the air flow in a way that creates the least amount of air flow resistance while providing air flow above the circuit boards and around the head and disc assembly HDA Also choose the shortest possible path between the air inlet and exit This minimizes the distance traveled by air that is heated by the drive and by other nearby heat sources Figure 7 shows two design ...

Page 31: ...entieren oder den Luft strom so zu lenken daß der geringste Luftstromwiderstand erzeugt wird und gleichzeitig ein Luftstrom über den Platinen und um die Kopf und Festplatteneinheit HDA gegeben ist Wählen Sie einen möglichst kurzen Weg zwischen Lufteinlaß und auslaß Dadurch wird die Strecke die die vom Laufwerk und anderen nahegelegenen Hitzequellen aufgewärmte Luft zurücklegt auf ein Minimum besch...

Page 32: ... air flow Abbildung 7 Empfohlener Luftstromverlauf Above unit Under unit Note Air flows in the direction shown back to front or in reverse direction front to back Above unit Under unit Note Air flows in the direction shown or in reverse direction side to side ...

Page 33: ...drive The maximum length that the screws should extend into the chassis mounting holes is 0 15 inch 3 81 mm measured from the outer surface of the chassis Tighten the screws down evenly Do not over tighten or force the screw if it does not seem to screw in easily because this means the threads are not properly aligned In this case back the screw out and try again Installation des Laufwerkes und An...

Page 34: ...ander ausgerichtet In diesem Fall die Schraube nicht in das Gewindeloch forcieren sondern die Schraube herausnehmen und erneut in das Gewindeloch einführen 2 Verify that all connections between the drive and the host system are correctly installed 2 Prüfen Sie ob alle Verbindungen zwischen dem Laufwerk und dem Host System korrekt hergestellt sind 3 Verify that you have correctly installed jumpers ...

Page 35: ...ng des Systems nicht behindern Das Laufwerk wird über einen 4 poligen neben dem SCSI Anschluß befestigten Steckverbinder mit Gleichstrom ver sorgt Der Ausgang eines Netzteils muß SELV safety extra low voltage nach IEC 950 entsprechen Abbildung 8 zeigt die Steckerbelegung für den Gleichstromanschluß Zum Anschluß des Gleichstromkabels an das Laufwerk das Kabelende in den Gleichstromanschluß des Lauf...

Page 36: ...e drive in the host system This may increase radiated emissions and is the system designer s responsibility Hinweis Die Signalerde auf der Stromregelungskarte PCB und der Kopf und Festplatteneinheit HDA sind in diesem Laufwerk miteinander verbunden und können nicht getrennt werden Das Gerät in das Sie das Laufwerk eingebaut haben ist ohne elektrisch isolierende Stoßdämpfer direkt an die HDA und PC...

Page 37: ...LP Installation Guide Rev B 35 elektromagnetische Strahlung fällt in den Zuständigkeits bereich des Systemdesigners 5 Replace the host system s cover 5 Setzen Sie das Gehäuseoberteil des Host Systems wieder auf ...

Page 38: ...ew tightening torque is 6 0 in lb 3 32 nm with minimum full thread engagement of 0 12 in 3 05 mm Notes 1 Inches A B C D E F G H J K L M P R S T U 26 10 147 00 101 60 92 25 3 18 44 45 41 28 28 50 101 60 6 35 41 61 4 60 41 28 6 73 7 00 0 38 0 38 1 028 5 787 4 000 3 750 125 1 750 1 625 1 122 4 000 250 1 638 181 1 625 265 315 015 015 max max 010 010 010 010 020 020 010 010 010 020 020 010 040 max max ...

Page 39: ...ning torque is 6 0 in lb 3 32 nm with minimum full thread engagement of 0 12 in 3 05 mm Notes 1 Inches A B C D E F G H J K L M N P R S T U 26 10 147 00 101 60 92 25 3 18 44 45 41 28 28 50 101 60 6 35 41 61 4 60 1 20 41 28 66 50 7 00 0 38 0 38 1 028 5 787 4 000 3 750 125 1 750 1 625 1 122 4 000 250 1 638 181 040 1 625 2 618 276 015 015 max max 010 010 010 010 020 020 010 010 010 020 max 020 010 040...

Page 40: ... all user data Be sure that you understand this principle before formatting any hard disc drive It is not necessary to format a drive that previously has been used to store data unless your intention is to erase all user data Seagate is not responsible for lost user data 1 Turn on DC power 2 Boot the system from a system floppy disc or from a previ ously installed hard disc drive if there is one 3...

Page 41: ...S Windows 3 1 Windows 95 Set the drive type in CMOS to Zero None or No hard drive installed Use FDISK EXE and FORMAT EXE Macintosh Use a third party drive utility or Apple s Drive Setup version 1 3 1 or later to initialize the drive Note versions of Apple Drive Setup prior to version 1 3 1 do not recognize non Apple drives ...

Page 42: ...Figure 11 To change the SCSI ID install jumpers as shown in the illustration Figure 11 Setting the SCSI ID on LW drives SCSI ID 0 Jumper Plug enlarged to show detail J6 Drive Front Pin 1 SCSI ID 1 SCSI ID 2 SCSI ID 3 SCSI ID 4 SCSI ID 5 SCSI ID 6 SCSI ID 7 SCSI ID 8 SCSI ID 9 SCSI ID 10 SCSI ID 11 SCSI ID 12 SCSI ID 13 SCSI ID 14 SCSI ID 15 ...

Page 43: ...ve You must provide external termination to these drives when termination is required This is normally done by adding an in line terminator on the cable Note Use active ANSI SCSI 2 Alternative 2 single ended ter minators when terminating a bus operating in single ended mode Use SPI 2 compliant active low voltage dif ferential terminators when terminating a SCSI Ultra2 bus operating in LVD mode ...

Page 44: ...d 2 The default setting is no jumper meaning that some other source other than this drive is suppling termination power to the SCSI bus Figure 12 Setting terminator power jumpers Term Power to SCSI Bus Host adapter or other device provides term power to external terminator S E D S M E W P P D R E S R E S T P J2 Pin 1 Pin 2 J2 Jumper enlarged to show detail J2 Drive Front J6 ...

Page 45: ... Motor Start option default Motor start delay equal to the SCSI ID multiplied by 12 seconds For example if the SCSI ID 2 the drive starts in 24 seconds Delay Motor Start option valid only if the Enable Motor Start jumper is not connected Enable motor start The drive waits for the Start Unit command from the host before starting the spindle motor Disable motor start default The drive starts accordi...

Page 46: ... ID 10 SCSI ID 11 SCSI ID 12 SCSI ID 13 SCSI ID 14 SCSI ID 15 J1 DC Power 68 Pin SCSI I O Connector J1 Pin 1 Pin 1 J5 J1A 2 4 J1A Pin 1 Pin 12 1P 2P 3P 4P SCSI Address A0 SCSI Address A1 SCSI Address A2 SCSI Address A3 No connection 5V Fault LED Vendor Unique Reserved Activity LED Ground These pins are driven low for 250 ms after PWR ON or RESET to allow jumper selectable SCSI ID as shown to the r...

Page 47: ...igure 15 Drive Active LED indicator connections Jumper Plug enlarged to show detail Drive Front J6 Reserved Activity LED Reserved The shaded pins are shipped with a cover installed Do not install jumpers on these pins Retain the cover unless you install a 20 pin plug Pin 1 Note On some LEDs the flat side of indicator is cathode CATH ...

Page 48: ...D Figure 16 To change the SCSI ID install jumpers as shown in the illustration Figure 16 Setting the SCSI ID on LC drives SCSI ID 0 default Note 1 Do not remove cover from pins 13 through 20 darkened area Jumper Plug enlarged to show detail J6 Drive Front Pin 1 SCSI ID 1 SCSI ID 2 SCSI ID 3 SCSI ID 4 SCSI ID 5 SCSI ID 6 SCSI ID 7 SCSI ID 8 SCSI ID 9 SCSI ID 10 SCSI ID 11 SCSI ID 12 SCSI ID 13 SCSI...

Page 49: ...gned to be plugged into a back panel or other host enclosure without cabling this is normally done by enabling termination on the backpanel or plane Note Use active ANSI SCSI 2 Alternative 2 single ended ter minators when terminating a bus operating in single ended mode Use SPI 2 compliant active low voltage dif ferential terminators when terminating a SCSI Ultra2 bus operating in LVD mode Termina...

Page 50: ... Motor Start option default Motor start delay equal to the SCSI ID multiplied by 12 seconds For example if the SCSI ID 2 the drive starts in 24 seconds Delay Motor Start option valid only if the Enable Motor Start jumper is not connected Enable motor start The drive waits for the Start Unit command from the host before starting the spindle motor Disable motor start default The drive starts accordi...

Page 51: ...own below Figure 18 Drive Active LED indicator connections Jumper Plug enlarged to show detail Drive Front J6 Reserved Activity LED Reserved The shaded pins are shipped with a cover installed Do not install jumpers on these pins Retain the cover unless you install a 20 pin plug Pin 1 Note On some LEDs the flat side of indicator is cathode CATH ...

Page 52: ...Seagate Technology Inc 920 Disc Drive Scotts Valley CA 95066 4544 USA Publication Number 83329230 Rev B Printed in USA ...