Installing Software
You must be an Administrator to install NI software and devices on your computer. Before
connecting the hardware, install the software in the following order.
1. Install the driver software using either the media included in your kit or by downloading
the latest version from
ni.com/downloads
.
2. Follow the instructions in the installation prompts.
a) Windows 8/7/Vista users may see access and security messages during installation.
Accept the prompts to complete the installation.
3. When the installer completes, a dialog box asks if you want to restart, shut down, or
restart later. Select
Restart.
Installing the Hardware
Connecting the USB Cable
USB modules can be connected directly to the host PC, to a powered USB hub, or to an NI
PXI or PXI Express chassis featuring a USB port.
1. Connect the USB cable to the NI USB-7855R using the cable device port.
2. Connect the other end of the USB cable to the host PC, powered hub, or chassis.
3. Use the jackscrew on the locking USB cable to securely attach the cable to the
NI USB-7855R.
Powering the Module
Caution
To ensure the specified EMC performance, install the included snap-on
ferrite bead onto the DC power cord of the power supply in accordance with the
instructions provided.
1. Install the ferrite bead by opening the housing and looping the power supply once through
the center of the bead. Ensure the ferrite bead is as close to the end of the cable as
practical.
2. Close the ferrite bead until the locking tabs engage securely.
NI USB-7855R Getting Started Guide
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