About this guide
This guide describes how to service the IBM System Storage
®
SAN Volume Controller.
The chapter that follows shows you the parts assembly for each SAN Volume Controller model, the
redundant ac-power switch, and the uninterruptible power supply.
You are also provided with step-by-step procedures to remove and replace parts for the SAN Volume
Controller and the uninterruptible power supply.
Note: The IBM System Storage SAN Volume Controller Hardware Maintenance Guide and the IBM System
Storage SAN Volume Controller Troubleshooting Guide were formerly combined in one book that was titled
IBM System Storage SAN Volume Controller Service Guide.
Who should use this guide
This guide is intended for the systems services representative who is responsible for the service of the
SAN Volume Controller, the redundant ac-power switch, and the uninterruptible power supply.
Summary of changes for GC27-2283-00, SAN Volume Controller
Hardware Maintenance Guide
This summary of changes provides a list of new, modified, and changed information since the last
version of the guide.
New information
This version includes the following new information:
v SAN Volume Controller 2145-CG8
v iSCSI 10 Gbps Ethernet support
Technical changes or additions to the text and illustrations are indicated by a vertical line to the left of
the change. This summary of changes describes new functions that have been added to this release.
Changed information
The following updates were made in this document:
v The use of svctask and svcinfo command prefixes has changed.
The svctask and svcinfo command prefixes are no longer necessary when issuing a command. If you
have existing scripts that use those prefixes, they will continue to function. You do not need to change
the scripts.
This document also contains maintenance and editorial changes.
Removed information
The following information was removed from this book:
v Support for the SAN Volume Controller 2145-4F2 node.
© Copyright IBM Corp. 2003, 2011 xxiii
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