Contents
Main
Page
FCC Notice
Important Information About This Manual
Table of Contents
Introduction 1
Specifications 5
Installation 11
Drive operation and maintenance 16
ATAPI interface 27
Travan 40 tape format 114
Theory of operations 119
Glossary 123
Page
Introduction
Drive overview
Key features
Typical system configurations
Minicartridge technology overview
Flash EEPROM
References
Specifications
Performance specifications
Recording Specifications
Physical specifications
Power supply specifications
Current and power requirements
Power connector
The following table lists pin assignments for the power connector for the drive.
Environmental requirements
Reliability
Mean-Time-Between-Failures
Mean-Time-To-Repair
Tape compatibility
Regulatory compliance
Installation
Before you begin
Handling guidelines
Setting jumpers
Page
Installing the drive
Mounting dimensions
Page
Drive operation and maintenance
Introduction
Front panel LED
Using Travan cartridges
Loading cartridges
Unloading cartridges
Emergency cartridge removal
Setting the write-protect switch
Drive maintenance
Caring for tape cartridges
Cleaning the drive read/write head
Troubleshooting
Initial checks
No drive response, front panel LED does not light
Front panel LED blinks rapidly following power-up self-test
Drive does not come ready
Motor starts to drive cartridge but stops immediately
Drive will not write but will read previously written tapes
Tape does not stream
Drive not seen during boot-up
Drive not seen by OS after boot-up
Tape wont load
Back-up program freezes or locks up
Bad blocks, media errors, etc.
Slow backups
Tape wont eject
Incompatible format, Wont write on this tape
Loading revised firmware via Seagate firmware cartridge
Page
ATAPI interface
Introduction
ATA-2 Interface pin assignments
ATAPI commands
Specification compliance
ERASE (Group 0, Op. Code 19)
INQUIRY (Group 0, Op. Code 12)
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LOAD/UNLOAD (Group 0, Op. Code 1B)
Page
LOCATE (Group 1, Op. Code 2B)
LOG SELECT (Group 2, Code 4C)
LOG SENSE (Group 2, Op. Code 4D)
Page 00hSupported Log Page
Page 03hError Counter for READ (ATAPI)
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Page 2EhTapeAlert Diagnostic
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Page 31hTape Capacity Page
Page 31hSpecial Information
Page 33hSpecial Information in STT31401A mode
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Page 3EhReport Check-Sum of FLASH-RAM (LOG SENSE only)
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MODE SELECT (Group 0, Op. Code 15)
CDB for MODE SELECT Command
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MODE SENSE (Group 0, Op. Code 1A)
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PREVENT/ALLOW MEDIA REMOVAL (Group 0, Op. Code 1E)
READ (Group 0, Op. Code 08)
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READ BUFFER (Group 1, Op. Code 3C)
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READ POSITION (Group 1, Op. Code 34)
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REQUEST SENSE (Group 0, Op. Code 03)
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Page
Request Sense Keys
Sense Code (ASC) and ASC Qualifier Assignments
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REWIND (Group 0, Op Code 01)
SEND DIAGNOSTIC (Group 0, Code 1D)
SPACE (Group 0, Op. Code 11)
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TEST UNIT READY (Group 0, Op Code 00)
VERIFY (Group 0, Op. Code 13)
WRITE (Group 0, Op. Code 0A)
WRITE BUFFER (Group 1, Op. Code 3B)
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WRITE FILEMARK (Group 0, Op. Code 10)
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ATA Command Descriptions
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CHECK POWER MODE (ATA Command E5)
DEVICE RESET (ATA Command 08)
EXECUTE DEVICE DIAGNOSTIC (ATA Command 90)
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IDENTIFY DEVICE (ATA Command EC)
IDENTIFY PACKET DEVICE (ATA Command A1)
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Chapter 5 ATAPI Interface
Page 100 Seagate Travan 40 Product Manual
ATAPI Interface Chapter 5
Seagate Travan 40 Product Manual Page 101
Chapter 5 ATAPI Interface
Page 102 Seagate Travan 40 Product Manual
Page
Page
IDLE (ATA Command E3)
IDLE IMMEDIATE (ATA Command E1)
NOP (ATA Command 00)
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SET FEATURES (ATA Command EF)
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SLEEP (ATA Command E6)
STANDBY (ATA Command E2)
STANDBY IMMEDIATE (ATA Command E0)
Travan 40 tape format
Introduction
Tape partitioning
Track positions
Track numbering
Track format
Frames
Page
Blocks
Tape reference servo pattern
Write equalization
Randomization
Theory of operations
Overview
Block diagram
Drive mechanisms
Mechanics
Cartridge-load mechanism
Capstan/drive-motor assembly
Chassis
Head design
Flash EEPROM
Sensors and switches
Drive media (Travan minicartridges)
Glossary
This section defines some of the acronyms and technical terms used in this manual.
A