AVerMedia Technologies NV 5000 - Manual (Page 20)

Chapter 1 Installing Hardware
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1.4 NV 3000 DVR Hardware Installation
Before installing the video card, turn off the computer’s power,
unplug the power cable and disconnect all other cables attached
to the back of the computer.
Users can purchase optional I/O Audio Cards if it is necessary.
1.4.1 Install One Video Capture Card and One Audio Card (Optional)
1. Please follow the steps to install the system. Remove the PC case cover.
2. Remove 2 brackets for the PCI slots. Save the screws.
3. Connect the Audio Card and the Video Capture Card with the connection
cable.
4. Insert the Video Capture Card and I/O Audio Card and fix them.