Seagate ST12400N - User Manual

Product Manual, Volume 1
Hawk 2 Family:
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ST12400N/ND/NC
ST11900N/ND/NC

Summary

Standard Features

4.1 Performance

Details performance metrics like spindle speed, latency, and command queuing.

4.2 Unformatted and Formatted Capacities

4.5 Installation

Performance Characteristics

5.1 Internal Drive Characteristics (Transparent to User)

5.2 SCSI Seek, Read and Write Performance Characteristics (Visible to User)

Provides timing data for seek, read, and write operations.

5.3 Generalized Performance Characteristics

Lists performance metrics like interleave, buffer rates, and overhead times.

5.5 Prefetch;Multi-segmented Cache Control

5.6 Caching Write Data

5.7 Synchronized Spindle Operation

Reliability Specifications

6.1 Error Rates

Specifies acceptable levels for read, unrecovered, and miscorrected data errors.

6.2 Reliability and Service

Covers MTBF, service life, and maintenance requirements.

Physical;Electrical Specifications

7.2 DC Power Requirements

Details voltage and current requirements for drive operation.

7.6 Mechanical Specifications

7.3 Heat;Power Dissipation

7.4 Environmental Limits

Defines operating and non-operating temperature, humidity, and altitude ranges.

Defect and Error Management

9.1 Drive Internal Defects;Errors

9.2 SCSI Systems Error Considerations

Option;Configuration Headers

10.1 Drive ID;Option Select Header

Explains jumper settings for SCSI ID, motor start, and parity options.

Interface Requirements

11.2 SCSI Interface Messages Supported

11.3 SCSI Interface Commands Supported

Details SCSI commands supported for SCSI-1 and SCSI-2 modes.

11.4 SCSI Bus Conditions and Miscellaneous Features Supported

11.5 Synchronous Data Transfer

11.6 Physical Interface

Details connectors, cables, and physical characteristics for SCSI implementation.

11.7 Disc Drive SCSI Timing

Provides detailed timing diagrams and values for SCSI interface operations.

Seagate ST12400N Specifications

General

Brand	Seagate
Model	ST12400N
Category	Storage
Language	English