INSTALLATION GUIDE
NI-845x Software and
Hardware
This installation guide contains instructions to help you install your NI-845x
software and hardware. Complete documentation is in the NI-845x Software User
Manual, which is available on your NI-845x Software CD in Adobe Acrobat
portable document format (PDF). Refer to the NI-845x Software User
Manual.pdffile in the Documentationfolder on the CD. The NI-845x software
on this CD supports Microsoft Windows operating systems.
Install the NI-845x Software
Before installing the NI-845x software, log on as Administrator or as a user with
Administrator privileges.
The NI-845x software setup program must have Administrator privileges because
the program modifies the configuration registry of your system. Complete the
following steps to install the NI-845x software.
1. Insert the NI-845x Software CD into your CD-ROM drive. The installer
launches if your CD-ROM drive plays data CDs automatically. If the installer
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Step 2: Install the Devices, Accessories, and Cables
Complete the following steps to install an NI USB device:
1. Connect the USB cable from the computer USB port or from any other hub
that provides USB power to the USB port on the device. The following figure
shows the USB cable and its connectors.
1
2
1
Host/Hub/PC USB Port
2
NI USB Device USB Port
2. Power on your computer or PXI chassis. On some Windows systems, the
Found New Hardware wizard opens with a dialog box for every device
installed. Click Next or Yes to install the software for each device.
3. Install accessories and/or terminal blocks according to the instructions in their
user guides.
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Step 3: Confirm that Your Device Is Recognized
To verify that the USB device is recognized, complete the following steps:
1. Double-click the Measurement and Automation icon on the desktop to
open Measurement and Automation Explorer (MAX).
2. Expand Devices and Interfaces.
3. Verify that the device appears under USB Devices. If the device does not
appear, press <F5> to refresh the view in MAX. If the device is still not
recognized, refer to ni.com/support/installfor troubleshooting
information.
Uninstalling the NI-845x Software
For Windows 2000/XP, complete the following steps to uninstall the NI-845x
software:
1. Select Start»Settings»Control Panel»Add or Remove Programs.
2. Select National Instruments Software. Click the Change button.
3. Select NI-845x Software in the list of products and click Remove.
For Windows Vista, complete the following steps to uninstall the NI-845x
software:
1. Select Start»Control Panel»Programs»Programs and Features.
2. Select National Instruments Software. Click the Uninstall/Change button.
3. Select NI-845x Software in the list of products and click Remove.
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Further Documentation
Additional documentation for the NI-845x software is in the NI-845x Software
User Manual, which is available on the NI-845x Software CD in Adobe Acrobat
portable document format (PDF). The manual includes an overview of the I2C and
SPI buses as well as detailed information on the API. Refer to the NI-845x
Software User Manual.pdffile on your CD or in the NI-845x Software\
Documentationfolder on your hard drive.
Additional documentation for your NI-845x interface is on your CD or in the
NI-845x Software\Documentationfolder on your hard drive.
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on ni.com/legalfor more information about National Instruments trademarks. Other product and company names mentioned herein are
trademarks or trade names of their respective companies. For patents covering National Instruments products, refer to the appropriate location:
Help»Patents in your software, the patents.txtfile on your CD, or ni.com/patents.
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