Product data

About This Book
This book provides service information for any person who is required to service
Expandable Storage Plus: 2104 Models DU3 and TU3 disk subsystems. That person
could be a technically-qualified employee of the owner of the subsystem, or a service
representative. This information is organized as follows:
v Chapter 1 briefly introduces the 2104, and gives useful reference information.
v Chapter 2 gives problem determination procedures.
v Chapter 3 gives removal and replacement procedures.
v Chapter 4 is the parts catalog.
v Appendix A gives additional information for 2104s that are attached to RISC systems.
v Appendix B shows examples of cable configurations for the 2104.
v Appendix C contains communications statements for the 2104.
v Appendix D gives translations of the safety notices that appear in this book.
An index is provided at the back of the book.
Important: This book does not include service information for 2104 Models DL1 and
TL1. For those models, see Related Publications in Appendix A. Additional
Information for RISC Systems.
Numbering Convention
In this book:
v One kilobyte (KB) equals 1 000 bytes.
v One megabyte (MB) equals 1 000 000 bytes.
v One gigabyte (GB) equals 1 000 000 000 bytes.
Trademarks
The following items are trademarks of International Business Machines Corporation in
the United States, or other countries, or both.
AIX
IBM
RS/6000
^
™
Related Publications
The Installation and Service Guide, or equivalent, for your using system
Expandable Storage Plus: 2104 Models DU3 and TU3: Operator’s Guide,
86 A1 16EF
Expandable Storage Plus: 2104 Model DU3 Installation Guide, 86 A1 15EF
ix
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