Seagate ST43401N/ND User Manual

Elite Disc DriveST43401N/NDST43402NDUser’s Manual

x ST43401N/ND, ST43402ND User’s Manual, Rev. BTelephoneLocation numberUSA, Mexico, Latin America (408) 438-8771England 44-62-847-8011Germany 49-89-140

ControlBoardPowerBoardOptionalBezelChassisDC PowerConnectorOption Jumpers andSpindle SyncConnectorOptionJumpersI/OConnectorOptionJumpersOptio

2 ST43401N/ND, ST43402ND User’s Manual, Rev. BControlBoardChassisHead and DiscAssembly (HDA)PowerBoardDC PowerConnectorOptionJumpersPin 1I/OBoar

ST43401N/ND, ST43402ND User’s Manual, Rev. B 3Table 1. Drive specificationsCharacteristics Conditions SpecificationsSize Dimensions See “Space require

4 ST43401N/ND, ST43402ND User’s Manual, Rev. Bcontinued from previous pageCharacteristics Conditions SpecificationsSCSI transfer rate, burst 20.0 Mbyt

ST43401N/ND, ST43402ND User’s Manual, Rev. B 5The drive contains all the circuits and mechanical devices necessary to recorddata on and recover it fro

6 ST43401N/ND, ST43402ND User’s Manual, Rev. BWhen the drive is not powered on, the heads rest on the disc surface in apreassigned landing zone beyond

ST43401N/ND, ST43402ND User’s Manual, Rev. B 7Section 2. Installation/Abschnitt 2. InstallationThe information contained in this section describes ins

8 ST43401N/ND, ST43402ND User’s Manual, Rev. BTable 2. Environmental requirementsConditions SpecificationsOperating environmentTemperature Range of 5°

ST43401N/ND, ST43402ND User’s Manual, Rev. B 9Tabelle 2. Umgebungsbedingungen des LaufwerkesBedingungen Technische DatenBetriebsumgebungTemperatur 5°

© 1994 Seagate Technology, Inc. All rights reservedPublication number: 83327720, Rev. BDecember 1994Seagate®, Seagate Technology®, and the Seagate log

10 ST43401N/ND, ST43402ND User’s Manual, Rev. BAir-flow requirementsThe enclosure design must ensure adequate cooling for the drive. Note thatthe fan

ST43401N/ND, ST43402ND User’s Manual, Rev. B 11Above unitUnder unitNote. Air flows in the direction shown (front to back) or in reverse di

12 ST43401N/ND, ST43402ND User’s Manual, Rev. BSpace requirementsThe drive is designed to be mounted in one of the three orientations shown inFigure 5

ST43401N/ND, ST43402ND User’s Manual, Rev. B 13UpUpUpFigure 5. Mounting orientations/Montageorientierungen

14 ST43401N/ND, ST43402ND User’s Manual, Rev. B203.20 mm8.00 in max82.55 mm3.25 in149.35 mm5.88 inFigure 6. Dimensions of the drive/Laufwerkabmessu

ST43401N/ND, ST43402ND User’s Manual, Rev. B 15Power requirementsThe voltage and current requirements for a single drive at cylinder 0 are shownin Tab

16 ST43401N/ND, ST43402ND User’s Manual, Rev. Bcontinued from previous pageWithout Internal With InternalTerminator TerminatorMaximum Current Limits +

ST43401N/ND, ST43402ND User’s Manual, Rev. B 17Grounding requirementsA safety ground must be provided by the site AC power system. The greenwire (or g

18 ST43401N/ND, ST43402ND User’s Manual, Rev. BA connector (J6) at the back of the drive accepts the I/O cable that connectsit to the system. The dais

ST43401N/ND, ST43402ND User’s Manual, Rev. B 19Table 4. Unshielded single-ended I/O cabling (P cable)Even pin Odd inSignal name numbers Signal name nu

ST43401N/ND, ST43402ND User’s Manual, Rev. B iiiPrefaceThis manual contains information for users of Seagate® ST43401N/ND andST43402ND Elite™ disc dri

Table 5. Unshielded differential I/O cabling (P cable)Even pin Odd pinSignal name numbers Signal name numbersDB– (12) 2 DB (12) 1DB– (13) 4 DB (13) 3D

ST43401N/ND, ST43402ND User’s Manual, Rev. B 21continued from previous pageEven pin Odd pinSignal name numbers Signal name numbersGROUND 60 GROUND 59D

22 ST43401N/ND, ST43402ND User’s Manual, Rev. BUnpacking, inspection, and repackingAfter removing the packing material, inspect the drive for shipping

ST43401N/ND, ST43402ND User’s Manual, Rev. B 23Installation proceduresWith the site requirements completed, the enclosure designed, and the driveunpac

24 ST43401N/ND, ST43402ND User’s Manual, Rev. BFigure 8. ST43401N/ND control board jumpersPin 1Pin 1Pin 1Terminator Resistor-Paks (3)(must be install

ST43401N/ND, ST43402ND User’s Manual, Rev. B 25Not usedNot usedNot usedWrite Protect/Enable (WRT)Slave Select (SLV)J4AWrite Protect/Enable (WRT)N/

26 ST43401N/ND, ST43402ND User’s Manual, Rev. BPort A SCSI IDPort A SCSI ID = 0GNDA3 A1A2 A0SBSB3 B1B2 B0Port A SCSI ID = 1Port A SCSI ID = 2Port A SC

ST43401N/ND, ST43402ND User’s Manual, Rev. B 27Manual Reset (MR)RL SDOL6 FLGround this pin to manually reset the SCSI board. Remove ground after rese

28 ST43401N/ND, ST43402ND User’s Manual, Rev. BEnable/Disable Port AEnable Port ADisable Port AEnable/Disable Port BEnable Port BDisable Port BEnable

ST43401N/ND, ST43402ND User’s Manual, Rev. B 29Installing a power supplyA power supply is required to provide current to the disc drive. Several vendo

iv ST43401N/ND, ST43402ND User’s Manual, Rev. BImportant safety information and precautionsCaution. Use forced-air ventilation when bench-testing the

30 ST43401N/ND, ST43402ND User’s Manual, Rev. BAttaching an optional bezelUse the following procedure to attach an optional bezel to the drive. The be

ST43401N/ND, ST43402ND User’s Manual, Rev. B 31Mounting the driveCaution. When installing the drive, observe all precautions listed under“Electrostati

32 ST43401N/ND, ST43402ND User’s Manual, Rev. B6-32Bottom-MountingScrews (4)DC PowerConnectorJ15Pin 1DC PowerCableM4 x .70(metric)M4 x .70(metr

ST43401N/ND, ST43402ND User’s Manual, Rev. B 33Connecting the system I/O cablingMake sure the site has been prepared in accordance with the site requi

34 ST43401N/ND, ST43402ND User’s Manual, Rev. BST43402ND drivesST43402ND drives have two I/O connectors as shown in Figure 16. Both ofthese I/O connec

ST43401N/ND, ST43402ND User’s Manual, Rev. B 35Figure 17 shows how the terminator resistor-paks are attached on ST43401Ndrives (single-ended I/O). The

36 ST43401N/ND, ST43402ND User’s Manual, Rev. BFigure 18 shows how the terminator resistor-paks are attached on ST43401NDdrives (differential I/O). Th

ST43401N/ND, ST43402ND User’s Manual, Rev. B 37Grounding the systemGrounding the system through the power cables and I/O cables is usuallysufficient t

38 ST43401N/ND, ST43402ND User’s Manual, Rev. BTo enable the feature, it is necessary to run an additional daisy-chain cablefrom drive to drive and to

ST43401N/ND, ST43402ND User’s Manual, Rev. B 39Pin 1BJ5J4AACable fromPreceding UnitCable toNext UnitControlBoardSelect Plug(removed = master)Slave

ST43401N/ND and ST43402ND User’s Manual, Rev. B v• Do not remove any circuit boards from the drive chassis. Return the entiredrive for depot repair if

40 ST43401N/ND, ST43402ND User’s Manual, Rev. BFor each drive in the middle of the daisy chain, the cable from the precedingunit connects to one row o

ST43401N/ND, ST43402ND User’s Manual, Rev. B 41VerificationAfter installing the drive, follow the sequence outlined below for initial startup.1. Place

ST43401N/ND, ST43402ND User’s Manual, Rev. B 43Section 3. OperationThis section provides the information and instructions to operate the drive. Itis a

44 ST43401N/ND, ST43402ND User’s Manual, Rev. BSocket for Active LED (red)Heartbeat LED (green)Active LED(on optionalbezel)Ready LED (green)Contro

ST43401N/ND, ST43402ND User’s Manual, Rev. B 45Table 6. LED functions for ST43401N/ND drivesLED indicator FunctionDrive control boardReady LED This LE

46 ST43401N/ND, ST43402ND User’s Manual, Rev. BControlBoardOptionalBezelSocket for Active LED (red)Heartbeat LED (green)Ready LED (green)Port A En

ST43401N/ND, ST43402ND User’s Manual, Rev. B 47Table 7. LED functions for ST43402ND drivesLED indicator FunctionDrive control boardReady LED This LED

48 ST43401N/ND, ST43402ND User’s Manual, Rev. Bcontinued from previous pageLED or indicator FunctionSCSI I/O boardSCSI port A enabled This LED is on s

ST43401N/ND, ST43402ND User’s Manual, Rev. B 49Section 4. Parts dataThis section lists part numbers of options and accessories that can be usedin a dr

vi ST43401N/ND, ST43402ND User’s Manual, Rev. BWichtige SicherheitshinweiseVorsicht. Beim Testen des Laufwerks auf dem Prüftisch ist Fremdbelüftungvor

50 ST43401N/ND, ST43402ND User’s Manual, Rev. BTable 8. Options and accessoriesPartnumber Description12263496 Static ground wrist strap, 6 1/2 to 8-in

ST43401N/ND, ST43402ND User’s Manual, Rev. B 51Section 5. MaintenanceThis section contains the following maintenance information:• Observing maintenan

52 ST43401N/ND, ST43402ND User’s Manual, Rev. BArranging for depot repairBefore returning any units to Seagate, it is necessary to obtain a returnedma

Seagate Technology, Inc.920 Disc Drive, Scotts Valley, CA 95066-4544, USAPublication Number: 83327720, Rev. B, Printed in USA

ST43401N/ND, ST43402ND User’s Manual, Rev. B vii• Tragen Sie Sicherheitsschuhe, wenn Sie schwere Teile aus- bzw. einbauen.• Wenn das Laufwerk in einem

viii ST43401N/ND, ST43402ND User’s Manual, Rev. BDieses Gerät ist eine Baugruppe und unterliegt als solche nicht denAnforderungen der FCC oder ähnlich

ST43401N/ND, ST43402ND User’s Manual, Rev. B ixTechnical support servicesSeagate Technology provides technical support literature and diagnosticutilit