TruVision NVR 71 Quick Start
Guide
Figure 1: Back panel connections
1. SFP port (X4): Plug a small form-factor
transceiver into the port in order to connect
fiber cables.
2. eSATA: Connect an optional eSATA drive to
extend the internal storage or to archive.
3. RS-232 input: Text insertion for point-of-sale
and ATM devices. Also used by technical
support.
4. Alarm inputs (X16): Connect physical alarms
such as detectors, push buttons, etc.
5. Redundant power supplies (X2): Connect
two PSUs.
6. Audio input (X1): Connect a microphone for
bi-directional audio (not recorded).
P/N 1073375-EN • REV F • ISS 19JUL21
7. Audio output (X1): Connect to speakers for
audio output.
8. USB 3.0 ports (X2): Connect a USB device,
CD/DVD burner or HDD.
9. Ethernet ports: Connect to network.
10. Reset pin hole: Hold down the reset button for
seven seconds to reset the network settings
back to factory default.
Note: This might cause the cameras to stop
recording and the software to be unable to
connect to the recorder.
11. Alarm outputs (X8): Connect physical alarm
outputs such as a siren, flash, or relay.
12. Ground: Connect to ground.
1