About This ManualNI USB-621x User Manual xvi ni.com.NET Languages without NI Application SoftwareThe NI Measurement Studio Help contains function reference andmeasurement concepts for using the Measurement Studio NI-DAQmx.NET and Visual C++ class libraries. This help collection is integrated intothe Visual Studio .NET documentation. In Visual Studio .NET, selectHelp»Contents.Note You must have Visual Studio .NET installed to view the NI Measurement StudioHelp.Device Documentation and SpecificationsThe NI 621x Specifications contains all specifications for the USB-6210,USB-6211, USB-6215, and USB-6218 M Series devices.NI-DAQ 7.0 and later includes the Device Document Browser, whichcontains online documentation for supported DAQ, SCXI, and switchdevices, such as help files describing device pinouts, features, andoperation, and PDF files of the printed device documents. You can find,view, and/or print the documents for each device using the DeviceDocument Browser at any time by inserting the CD. After installing theDevice Document Browser, device documents are accessible from Start»All Programs»National Instruments»NI-DAQ»Browse DeviceDocumentation.Training CoursesIf you need more help getting started developing an application with NIproducts, NI offers training courses. To enroll in a course or obtain adetailed course outline, refer to ni.com/training.Technical Support on the WebFor additional support, refer to ni.com/support or zone.ni.com.Note You can download these documents at ni.com/manuals.DAQ specifications and some DAQ manuals are available as PDFs. Youmust have Adobe Acrobat Reader with Search and Accessibility 5.0.5 orlater installed to view the PDFs. Refer to the Adobe Systems IncorporatedWeb site at www.adobe.com to download Acrobat Reader. Refer to theNational Instruments Product Manuals Library at ni.com/manuals forupdated documentation resources.