Quantum ACL 4/52, Дополнительное руководство

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Table of Contents
ACL 4/52 Software Interface Guide
Document 6211225-03
Version 3.0
Table of Contents v
Introduction
Purpose.......................................................................................................................1-3
Conventions Used in this Guide ................................................................................1-3
Related Documentation..............................................................................................1-4
ATL Products Technical Publications.................................................................1-5
ATL Products BBS..............................................................................................1-5
ATL Products Internet Web Site .........................................................................1-5
Theory of Operation
Chapter Overview ......................................................................................................2-3
Library Description....................................................................................................2-3
SCSI Implementation Philosophy..............................................................................2-4
Medium Changer Elements........................................................................................2-4
Medium Transport Element.................................................................................2-5
Storage Elements.................................................................................................2-5
Import/Export (Load Port) Elements...................................................................2-5
Data Transfer Elements .......................................................................................2-5
Events.........................................................................................................................2-6
Power Cycle ........................................................................................................2-7
Library Unit Off-line/Standby.............................................................................2-7
Library Unit On-line Initialization Failure..........................................................2-7
Library Unit Door Opened ..................................................................................2-7
Library Unit Stopped...........................................................................................2-7
Accessed Load Port .............................................................................................2-7
Maximum Temperature Exceeded ......................................................................2-7
Operational Sequences ........................................................................................2-8
Power-On Sequence......................................................................................2-8
Door Opened Sequence ................................................................................2-8
System Stopped Sequence ............................................................................2-9
On-line Initialization Sequence ....................................................................2-9
Library Unit Inventory Sequence ...............................................................2-10
Off-line Sequence .......................................................................................2-11
Automatic Drive Cleaning Sequence..........................................................2-11
Configuration Procedures ........................................................................................2-12
“DIAG” Interface ..............................................................................................2-12