Seagate 4320NT Manuale utente

INSTALLATIONMANUAL

^v .

DAT

Drive

<SP

Seagal®

FCCNotice

Thisequipmentgeneratesandusesradiofrequencyenergyand,ifnot

installedandusedinstrictaccordancewiththemanufacturer'sinstruc-

tions,maycm:v.interferencetoradioandtelevisionreceptionwhich

couldvoidtheuser'sauthoritytooperatetheequipment.Ithasbeen

testedandfoundtocomplywiththelimitsfora ClassВ digitaldevice

pursuanttoPart15ofFCCRules,whicharedesignedtoprovidereason-

ableprotectionagainstsuchinterferenceina residentialinstallation.

However,thereisnoguaranteethatinterferencewillnotoccurina par-

ticularinstallation.Ifinterferencedoesoccur,trytocorrectitbytaking

oneormoreofthefollowingmeasures:

•Reorientorrelocatethereceivingantenna.

•Increasetheseparationbetweenthecomputerandthereceiver.

®Connectthecomputerintoanoutletona circuitdifferentfrom

thattowhichthereceiverisconnected.

•Consultthedealeroranexperiencedradio/televisiontechnician

forhelp.

YoumayfindthefollowingbookletpreparedbytheFederal

Communic4tionsCommissionhelpful:HowtoIdentifyandResolve

Radio-TVInterferenceProblems.Thisbooklet(StockNo.004-000-

00345-4)isavailablefromtheU.S.GovernmentPrintingOffice,

Washington,DC20402.Further,thisequipmentcomplieswiththelim-

itsforClassВ digitalapparatusinaccordancewithCanadianRadio

InterferenceRegulations.

CetappareilnumeriquedelaclasseВ estconformeauReglementsur

brouillageradioelectrique.C.R.C.,ch.1374.

SeagateandtheSeagatelogoareregisteredtrademarksofSeagate

Technology.Allothertrademarksmentionedinthismanualarethe

propertyoftheirrespectiveowners.

„Cop.,right1996,SeagateTechnologyAllrightsreserved.Nopartofthis

publicationmaybereproduced,storedina retrievalsystem,ortransmit-

ted,inanyformorbyanymeans,electronic,mechanical,photocopying,

recordingorotherwise,withoutpriorwrittenpermissionfromSeagate

Technology.

DocumentNo.10002664-002

StockingNo.601-090

DAT Drive

Introduction

Thisinstallationmanualgivesyouinformationabout

installingSeagateDigitalAudioTape(DAT)drives.The

rangeofDATdrivescoveredinthismanualsupportthe

DigitalDataStorage(DDS),DigitalDataStorageData

Compression(DDS-DC),andDigitalDataStorage-2

(DDS-2)tapeformats.

ThefollowingtableidentifiesthevariousmodelsofDAT

drivescoveredbythismanualandtheformatsthatthey

support.

Parameter DDS DDS-DC DDS-2

Capacity 2.0GB 2.0/4.0GB* 4.0/8.0GB*

3.5-ininterna! 4320NT 4324NP 4326NP

CTD2004H-S CTD4004H-S CTD8000H-S

STD12000N STD14000N STD18000N

5.25-ininternal 4320RT 4324RP 4326RP

CTD2004R-S CTD4004R-S CTD8Q00R-J3

STD22000N STD24000N STD28000N

External 4350XT 4324XP 4326XP

CTD2004E-S CTD4004E-S CTD8000E-S

STD62000N STD64000N STD68000N

Typicalwithdatacompression

Before You Begin (Internal Models Only)

Keepthefollowingguidelinesinmindasyouinstallthe

unit:

•Toprotecttheinternaldrivefromstaticelectricity,

DONOTremoveitfromtheantistaticbaguntilyou

arereadytoinstallit.

•Beforeyouremovethedrivefromtheantistaticbag,

toucha groundedmetalsurfacetodischargeany

staticelectricitybuildupfromyourbody.

Installation Manual Page 1

DAT Drive

Caution:Ifyoutouchstatic-sensitiveparts

ofthedrive,suchastheprintedcircuit

board,anddischargestaticelectricity,the

componentsmaybedamaged.

•Holdthedrivebyitsedgesonlyandavoiddirect

contactwithanyprintedcircuitboardexposed.

•Laythedriveonlyontopoftheanti-staticbagor

returnittothebagwhenyouneedtolayitdown.

Cabling and Connectors

TheseDATdrivessupportconnectiontoa standard,

single-endedSCSIorSCSI-2interface.Eithera 50-

conductorflatcableor25-signaltwisted-paircablewitha

maximumlengthof6 meters(19.5feet)maybeusedto

connectthedrivetoitsSCSIhostadapteroutput.

Single-EndedSCSIConnector-InternalModels

Theinternaldrivesprovidea 50-pin,right-angle,dual-

rowconnectoronthemainPCBattherearoftheunit.

Single-EndedSCSIConnector-ExternalModels

Theexternaldrivesprovidetwo50-pin,shielded

connectors(ANSIAlternative2)ontherearpanelofthe

drive.Theseconnectorsconsistoftworowsofribbon

contactsspaced2.16mm(0.085in)apart.

Thesetwoconnectorsfacilitateaddingthedrivetoa

daisy-chainconfiguration.Eitherconnectorisa "SCSI

IN"connection;theotherisa "SCSIOUT"connection.

Whenthedriveisthelastdeviceinthechain(ortheonly

device),anexternalterminatormustbepluggedinthe

"SCSIOUT"connector.(SeagateP/N38-9-74000000)

installing the Internal Models

Inthismanual,twotypesofdrivesarereferenced-the3.5-

inchdriveandthe5.25-inchdrive,respectivelyInstalling

thesetwotypesofdrivesconsistsofa feweasysteps:

Раде 2 Installation Manual

DAT Drive

1.Configureoptions.

2.Mountthedriveunit.

3.Completethepowerandinterfaceconnections.

Theinstallationprocedureisthesameforbothtypesof

drivesexceptphysicallymountingtheunitinthe

computer.Thefollowingtextexplainstheinstallation

stepsforbothtypesofdrives.

ConfiguringOptions

Youconfigurethedriveoptionsbysettingswitchesor

installingjumpers,asdescribedinthefollowing

subsections.

Ifyoudonotwishtousetheswitch,setallswitchesto

theoffposition,andconfigurethedriveusingthejumper

block.

SCSIDeviceAddress(SIthroughS3)

ThethreeswitchesSIthroughS3correspondtotheSCSI

addressidentificationbits0 (LSB)through2 (MSB)

respectively.Settheswitchestomatchyouraddress.If

usingtheDIPswitchtosetSCSIaddress,movejumpers

forSCSIaddressonthejumperblocktotheOFFposition.

MediaRecognitionSystem(NIRS)(S4)

TheS4switchenablesordisablesMediaRecognition

System(MRS)mode.ThedefaultisMRSdisabled(S4=

ON).IfS4isON,thedrivereadsorwritesbothMRSand

non-MRSmedia.IfS4isOFF,thedriveonlywritesto

MRSmedia.

ParityCheckEnable(S5)

TheS5switchenablesordisablesparitycheckingforthe

SCSIbus.Thedefaultisparitydisabled(S5=OFF).

DDS-Pass-ThroughMode(S6)

TheS6switchenablesordisablesDDSpassthrough

mode.ThedefaultisDDSpassthroughmodedisabled

(S6=OFF).IfusingtheDIPswitchtosetDDS-Pass-

Throughmode,movejumpersforDDSPass-throughon

thejumperblocktotheOFFposition.

Installation Manual Page 3

DAT Drive

S6=0N,enablespassthrough,(DataCompression

disabled)

S6=OFF,disablespass-through,(DataCompression

enabled)(DCmodelsonly.)

ReservedSwitch(S7)

TheS7switchisreservedandshouldbeleftinitsfactory

defaultsetting.(Off)

Power-onSelfTestMode(S8)

TheS8Switchenablesordisablesexecutionofpower-on

selfdiagnosticswhenthepowercomeson.Thedefaultis

power-onself-testmodedisabled(S8=OFF).IfON,the

driverespondstoSCSIoommandsaftersuccessful

completionofthetest(about5 seconds).IFusingtheDIP

switchtosetpower-onself-testmode,configurejumpersfor

power-onself-testonthejumperblocktotheOFFposition.

SettingOperationalSwitches

Settheswitchesbeforeyouinstallthedriveinthe

computer.

Thefollowingconfigurationisthestandarddefaultsetup:

•SCSIIDO

оThedrivereadsorwritesbothMRSandnon-MRS4-

mmmedia.

•Paritycheckingisdisabled.

•DDS-DCdatacompressionisenabled.(Appliesonly

tomodelsthatsupportdatacompression)

•Thepower-onself-testdiagnosticsofthedriveare

disabled.

•Terminatorpowerisdisabled.

•Activeterminatorisdisabled.

Figure1 illustratestheswitchbanklocationforthe3.5-inch

internaldrive(viewofthebottomofthedrive).Youaccess

theswitchbankthroughoneoftherectangularcutouts

dependingonthemodelofthedrive.

Раде 4 Installation Manual

DAT Drive

Figure 1

Switchbank Access-3.5-Inch Drive

Figure2 illustratestheswitchbanklocationforthe5.25-

inchinternaldrive(viewofthebottomofthedrive).'You

accesstheswitchbankthroughoneoftherectangular

cutoutsdependingonthemodelofthedrive.

Figure 2

Switchbank Access-5.25-Inch Drive

Installation Manual Page 5

DAT Drive

Figure3 showsthedefaultsettingsfortheinternaldrives.

Figure 3

Dip Switch Default Settings

S8 S7 S6 S5S4S3S2S1-OFF

•Default

Settings:

П О О О В 0 0

Sett-TeslReservedDOSParityMRS

Pass-ThroughMode

0N=EnableOłfcDOS0N=batoOffcAI

(0FF=Dsable}

|0FF=D0S-Gq(OFF-.Disabln)

(OFFERS)

DSSZ-DCMcdefc

^Shown:General

purpose

defaultsettingsonly

SCSI

OFFOFFOFF0

OFFOFFON1

OFFONOFF

OFFONON

ONOFFOff

ONOFFON

ONONOFF

OHONON

-ON

Note:ThedrivemustbeturnedOFFthenONora

ОSCSIBusResetmustbereceivedinorderforswitch

settingstotakeeffect.

Ifthedefaultsettingsarecorrectforyoursystem,goto

MountingtheDriveUnit.

Ifyouneedtochangeanydefaultsettings,refertothe

appropriatefollowingsection;makethechangesandthen

gotoMountingtheDriveUnit.

SCSIDeviceAddress(S1throughS3)

ThethreeswitchesSIthroughS3correspondtotheSCSI

deviceaddressidentificationbits0 (LSB)through2 (MSB),

respectivelyFigure3 showstheswitchsettingsfortheeight

possibleSCSIdeviceaddresses.ThedefaultsettingisSCSI

address0.

Note:EachSCSIdeviceona busmusthavea unique

SCSIID.ThehostcontrollerusuallyusesID7.

MediaRecognitionSystem(MRS)(S4)

Themediarecognitionsystemallowsthedrivetodetect

DDScartridgesthatsupportthisfeature.Useofnon-DDS

mediamightappeartogivesatisfactoryresults,butthe

inferiorspecificationsofsuchmediamightcausedata

integrityproblems.

Раде 6 Installation Manual

DAT Drive

TheS4switchenablesordisablesMediaRecognition

System(MRS)mode.IfS4isON,thedrivereadsor

writesbothMRSandnon-MRS4-mmmedia.

IfS4isOFF,thedriveonlywritestoMRSmediabutwill

readanykindof4-mmmedia.

S4= ONdisablesMRS(Default)

54= OFFenablesMRS

ParityCheckEnable/Disable(S5)

TheS5switchenablesordisablesparitycheckingforthe

SCSIbus.

55= ONenablesparitychecking

55= OFFdisablesparitychecking(Default)

Whenparitycheckingisdisabled,parityisstillgenerated

bythedrive.

DDSPass-ThroughModeEnable/Disable(S6)

TheS6switchenablesordisablesDDSpass-through

mode.

56= ONenablesDDSpass-throughmode

(Datacompressiondisabled)

S6= OFFdisablesDDSpass-throughmode

(Default)

(Datacompressionenabled)

ThefunctionoftheS6switchcanbeover-riddenbythe

properSCSIMODESELECTcommandissuedfromthe

hostcomputer.RegardlessofthepositionofS6,the

MODESELECTcommandcanenableordisabledata

compression.

ReservedSwitch(S7)

TheS7switchisreservedandshouldbeleftinitsfactory

defaultsetting(OFF).

Installation Manual Page 7

DAT Drive

Power-onSelf-TestModeEnable/Disable(S8)

TheS8switchenablesordisablesexecutionofpower-on

self-testdiagnosticswhenthepowercomesON.IfON,

thedrivewillonlyrespondtoSCSIcommandsafter

successfulcompletionofthetest(about5 seconds).

S8= ONenablespower-onself-testmode

S8= OFFdisablespower-onself-testmode(Default)

TheconfigurationjumpersareusedtocontrolSCSIbus

terminationandterminatorpower.Thejumperscanalso

beusedforremoteSCSIaddressselection.Figure4

illustratesthelocationofthejumpersforthe3.5-inch

drive.

Figure 4

Location of Jumpers for 3.5-Inch Drives

ConfiguringJumpers

POWER

CONNECTOR

JUMPER

BtOCK

Раде 8 Installation Manual

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