Elite Disc Drive ST43401N/ND ST43402ND
User’s Manual
Contents
Installation
Maintenance
Preface
Preface
Electrostatic discharge protection
Important safety information and precautions
ST43401N/ND and ST43402ND User’s Manual, Rev. B
Wichtige Sicherheitshinweise
ST43401N/ND, ST43402ND User’s Manual, Rev. B
viii
ST43401N/ND, ST43402ND User’s Manual, Rev. B
Technical support services
SeaFAX USA 408 438-2620 England
SeaFONE 408
SeaTDD 408
Telephone
Location
number
Section 1. General description
Figure 1. ST43401N/ND disc drives
ST43401N/ND, ST43402ND User’s Manual, Rev. B
Figure 2. The ST43402ND disc drive
Table 1. Drive specifications
Characteristics
Specifications
Conditions
Write
Read
msec
Characteristics
Page
Figure 3. Drive functional block diagram
Unit
SCSI
Controller
Section 2. Installation/Abschnitt 2. Installation
Site requirements
Voraussetzungen am Aufstellungsort
Environmental requirements
Specifications
ST43401N/ND, ST43402ND User’s Manual, Rev. B
Table 2. Environmental requirements
Conditions
ST43401N/ND, ST43402ND User’s Manual, Rev. B
Tabelle 2. Umgebungsbedingungen des Laufwerkes
Bedingungen
Technische Daten
Air-flow requirements
Above unit Under unit
Above unit
Note. Air flows in the direction shown or
in reverse direction side to side
Space requirements
Räumliche Anforderungen
Figure 5. Mounting orientations Montageorientierungen
Up Up Up
Figure 6. Dimensions of the drive Laufwerkabmessungen
82.55 mm 3.25 in
203.20 mm
149.35 mm
Power requirements
Table 3. Single drive voltage and current requirements
Current without Internal
Current with Internal
ST43401N/ND, ST43402ND User’s Manual, Rev. B
Grounding requirements
Interface requirements
Figure 7. SCSI bus configuration
ST43401N/ND, ST43402ND User’s Manual, Rev. B
Signal name
Signal name
Table 4. Unshielded single-ended I/O cabling P cable
Even pin
Signal name
Signal name
Table 5. Unshielded differential I/O cabling P cable
Even pin
Signal name
Signal name
ST43401N/ND, ST43402ND User’s Manual, Rev. B
Even pin
Unpacking, inspection, and repacking
Unpacking
Inspection
Repacking
Installation procedures
Setting the control board jumpers
Sync Pins
Figure 8. ST43401N/ND control board jumpers
= Non-applicable jumper not relevant to the option discussed
Spindle
Figure 9. ST43402ND control board jumpers
= Jumper connected = Jumper not connected
Figure 10. ST43402ND I/O board J09 jumpers
Ground this pin to manually reset the SCSI board
Figure 11. ST43402ND I/O board J10 jumpers
Used only if the PSS pin jumper is not connected
SCSI ID = A
Terminator Power J01A is for
Internal terminator power to I/O
A & B
Figure 12. ST43402ND I/O board J01 and J03 jumpers
Installing a power supply
Setting the voltage range
Mounting the power supply
Attaching an optional bezel
Figure 13. Attaching a bezel ST43401N/ND shown
Mounting the drive
Figure 14. Mounting the drive ST43401N/ND shown
Connecting the system I/O cabling
ST43401N/ND drives
Figure 15. ST43401N/ND I/O cable attachment
ST43402ND drives
Figure 16. ST43402ND I/O cable attachment
Mounting Holes in Control Board Terminator Power Source Jumper
Terminator TerminatorResistor-Pak
Resistor-Paks note orientation part number 96752447 Pin
Figure 17. ST43401N terminator attachment-single-ended I/O
Terminator Resistor-Paks part number 70906701 Terminator Power
Source Jumper
Terminator Resistor-Pak note orientation Terminator Socket Pin
Figure 18. ST43401ND terminator attachment-differential I/O
Grounding the system
Synchronizing the spindle
Figure 19. System diagram for spindle sync
Figure 20. Making ST43401N/ND spindle sync connections
Cable from Preceding Unit A B Cable to Next Unit Control Board
Slave Select
Figure 21. Making ST43402ND spindle sync connections
ST43401N/ND, ST43402ND User’s Manual, Rev. B
Verification
Page
LED indicators
Section 3. Operation
ST43401N/ND, ST43402ND User’s Manual, Rev. B
Figure 22. LEDs on ST43401N/ND drives
LED indicator
Function
Table 6. LED functions for ST43401N/ND drives
Board Port A Enabled LED green Port B Active LED red
Port B Enabled LED green
Socket for Active LED red Heartbeat LED green Ready LED green Control
Figure 23. LEDs on ST43402ND drives
LED indicator
Function
Table 7. LED functions for ST43402ND drives
LED or indicator
Operating instructions
This LED is on when port B is actively executing a
This LED is off when port B does not have a SCSI
Section 4. Parts data
Table 8. Options and accessories Part number Description
Section 5. Maintenance
Observing maintenance precautions
Arranging for depot repair
Removing and replacing a drive
Packing a drive for shipment
Page
Seagate Technology, Inc
920 Disc Drive, Scotts Valley, CA 95066-4544, USA
Publication Number 83327720, Rev. B, Printed in USA
