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Remember to register your product online at http://registration.sonnettech.com to be informed of future upgrades and product releases.

Software updates and links are available from the Sonnet web site at www.sonnettech.com. • Online support form available at http://supportform.sonnettech.com.

Sonnet Technologies Customer Service hours are Mon.-Fri., 7 a.m.–5 p.m. Pacific Time • Customer Service Phone: 1-949-472-2772 • E-mail: [email protected]

Sonnet Technologies, Inc., 15 Whatney, Irvine, California 92618-2808 USA • Tel: 1-949-587-3500 Fax: 1-949-457-6350

©2001 Sonnet Technologies, Inc. Revised 2002. All rights reserved. Sonnet, the Sonnet logotype, Simply Fast, the Simply Fast logotype, and Crescendo are trademarks of Sonnet Technologies, Inc. Macintosh and Mac are trade-
marks of Apple Computer, Inc., registered in the United States and other countries. Other product names are trademarks of their respective owners. Product specifications subject to change without notice.
Printed in the USA. QS-WS-E-73102

Quick Start Guide for Crescendo/WS 

Macintosh PowerBook and Operating System Compatibility

Crescendo/WS processor upgrade cards are compatible 

only

with Macintosh

PowerBook G3 Series models (product family M4753) with 233, 250, 266, 292, or
300 MHz processors; do not install this product into models with faster (333 MHz
or higher) processors. If you are unsure which PowerBook model you have, locate
the label on the bottom with the product family number information.

At this printing, Crescendo/WS processor upgrade cards are compatible with
Mac

®

OS 8.1 through OS X version 10.1.5. Mac OS 9 or higher is required for G4

processor AltiVec support. For up-to-date Mac OS compatibility information,
check our web site. 

You Should Have

The following items should be included in your product package:

• Crescendo/WS processor upgrade card

• Sonnet Installer CD

• Processor card removal tool

• 

Powered by Sonnet

label

The following item is required for installation:

• Small Phillips screwdriver

System Requirements

The Crescendo/WS requires the following in order to work in your system: 

• Fully operational original processor (you must install Sonnet software prior to 

installing the processor upgrade)

Multiple Upgrade Recommendation

If you intend to perform multiple hardware upgrades to your PowerBook, we 
recommend that you complete the installation of the Crescendo/WS first, then
install the remaining upgrades; 

complete each upgrade and test it before proceeding to

the next

.

Support Note:

Please familiarize yourself with the following instructions

before beginning the installation. If you feel you are unable to install the 

computer hardware, please contact a qualified computer technician.

Before proceeding with the installation, we recommend that you make a backup
of important information on your hard drive prior to installing new hardware or
software.

CRESCENDO

/

WS G

3 or

 G

4

  

Processor Upgrade Card for Macintosh

®

 

PowerBook

®

 G3 Series “Wallstreet“ Computers

Support Note:

If you are installing a Crescendo/WS 

G4

card, and have

already installed, or are planning to install Mac OS X on your PowerBook, 

be sure to visit our website at www.sonnettech.com/support/crescendows, and
click on the Mac OS X Enhancement Software link to download additional opti-
mization software.

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