©National Instruments CorporationxiPCI-6023E/6024E/6025E User ManualAbout This ManualThe PCI E Series boards are high-performance multifunction analog,digital, and timing I/O boards for PCI bus computers. Supported functionsinclude analog input, analog output, digital I/O, and timing I/O.This manual describes the electrical and mechanical aspects of thePCI-6023E, PCI-6024E, and PCI-6025E boards from the PCI E Seriesproduct line and contains information concerning their operation andprogramming.Organization of This ManualThe PCI-6023E/6024E/6025E User Manual is organized as follows:• Chapter 1, Introduction, describes the boards, lists what you need toget started, gives unpacking instructions, and describes the optionalsoftware and equipment.• Chapter 2, Installation and Configuration, explains how to install andconfigure your board.• Chapter 3, Hardware Overview, presents an overview of the hardwarefunctions on your board.• Chapter 4, Signal Connections, describes how to make input andoutput signal connections to your board via the I/O connector.• Chapter 5, Calibration, discusses the calibration procedures for yourboard.• Appendix A, Specifications, lists the specifications of the PCI-6023E,PCI-6024E, and PCI-6025E boards.• Appendix B, Custom Cabling and Optional Connectors, describes thevarious cabling and connector options.• Appendix C, Common Questions, contains a list of commonly askedquestions and their answers relating to usage and special features ofyour board.• Appendix D, Customer Communication, contains forms you can use torequest help from National Instruments or to comment on our productsand manuals.• The Glossary contains an alphabetical list and description of termsused in this manual, including abbreviations, acronyms, metricprefixes, mnemonics, and symbols.