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Chapter 2: Installation
6 truVision DVR 31 User Manual
Back panel overview
Figure 1 below shows the back panel controls and connectors on a typical
truVision DVR 31.
Figure 1: DVR 31 back panel
1. Video out
2. Video in (top row, loop out bottom row)
3. Audio out
4. S-video port
5. Audio in
6. Digital video output
7. Alarm I/O and RS-485
8. Network Attached Storage (NAS) port (This device is
currently not supported.)
9. LAN port
10. USB port
11. RS-232 port
12. VGA output
13. Power switch
14. Power input