
©
 National Instruments Corporation ix LabVIEW 5.1 Addendum
About This AddendumThis addendum describes all of the new LabVIEW 5.1 features, 
compatibility issues, and configuration, installation, and upgrade 
information. Upgrade issues pertain to LabVIEW 5.1 only.
Note LabVIEW 5.1 ships with the same manual set that shipped with LabVIEW5.0. 
This addendum updates that documentation. However, enhancements to 
LabVIEW 5.1 have rendered some information in the manuals incorrect. Please 
refer to AppendixA, Manual Clarifications and Additions , for corrections and 
important information.
This document is divided into the following sections:
• Chapter1, Required Con figuration, Installation, and Upgrade 
Information, describes the system requirements for the LabVIEW 
software and contains installation instructions and updated 
documentation information.
• Chapter2, New Features in LabVIEW 5.1, describes the features added 
and the significant changes made between versions 5.0 and 5.1. To help 
you learn more about LabVIEW, version 5.1 offers extensive online 
documentation, which you can access by choosing Help»Online 
Reference....
• Appendix A, Manual Clarifications and Additions, clarifies and 
corrects information in the LabVIEW manual set.
• The Index contains an alphabetical list of key words and topics in this 
manual, including the page where you can find each one.
Regardless of whether you are a new or upgrade user, begin by reading 
Chapter1, Required Configuration, Installation, and Upgrade Information 
before continuing with this installation.
If you are upgrading from a previous version of LabVIEW, carefully read 
the Upgrading to LabVIEW 5.1 section in Chapter 1, Required 
Configuration, Installation, and Upgrade Information.
Note LabVIEW is Year-2000 compliant. Because LabVIEW has never stored two-digit 
years, the change to 2000 does not affect any internal storage of dates.