Seagate ST157N - User Manual

ST125N
ST138N
ST157N
PRODUCT
MANUAL
_______ &)> Seagate

Summary

Specification Summary

1.1 Drive Capacity

Details the capacity of ST125N, ST138N, and ST157N drives in megabytes and sectors.

1.2 Data Organization

1.3 Access Time Definition and Timing

Explains the measurement methodology for track-to-track, average, and maximum seek times.

1.4 Functional Specifications

Lists key functional attributes including tracks, heads, rotational speed, recording method, and interface.

1.6 Reliability Specifications

1.8 Shock and Vibration Specifications

1.8.1 Operating Shock

1.8.2 Operating Vibration

1.9 DC Power Specifications

Covers power requirements, including voltage tolerances, current ratings, and power consumption.

1.10 Mounting Requirements

Details acceptable mounting orientations and formatting considerations for optimal performance.

1.10.1 Shock Mounting Recommendations

1.10.2 Handling and Static Discharge Precautions

Advises on proper handling procedures and static discharge precautions to prevent damage.

1.11 I;O Cable Requirements

1.11.1 Cable

1.11.2 Connector Requirements

1.12 SCSI Bus Drivers;Receivers

General Product Definition

2.1 SCSI Interface

Explains the embedded SCSI controller and its compliance with the ANSI X3T9.2/82-2 standard.

2.2 Intelligent Disc Drive Configuration

2.2.1 SCSI Bus Address

2.3 ST125 N;138 N;157 N SCSI Commands

Lists the specific SCSI commands supported by the ST125N, ST138N, and ST157N drives.

2.4 Error Recovery

Details error recovery routines like ECC, seek-retry, and defect management for data integrity.

2.5 Disc Format

2.5.1 Formatting and Defect Management

2.6 Diagnostics

Covers power-on diagnostic tests, failure indications, and associated sense codes.

2.7 Incoming Inspection

2.7.1 Enabling the Offline Selftest Routines

Seagate ST157N Specifications

General

Brand	Seagate
Model	ST157N
Category	Storage
Language	English