Vivotek VS3100P - Manual (Page 9)

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BNC video output
Bypass the video input signal to additional terminal or surveillance equipment.
RCA audio input
The audio input is connected by RCA connector of mono-audio Line-In signal.
Status LED
The Video Server provides a LED to show its status. Please refer to the appendix
"Troubleshooting” for detail.
Rear Panel
Ethernet 10/100 socket
Connect to Ethernet network with a UTP category 5 cable that cannot exceed 100
meters.
General I/O terminal block
1 DI- INPUT (Initial state of DI is low)
2 DI+ INPUT (Max. 50mA, 12VDC)
3 SW_COMMON OUTPUT (open from SW_OPEN at initial state)
(close with SW_OPEN when set DO to ON)
4 SW_NOPEN OUTPUT (Max. 1A, 24VDC or 0.5A, 125VAC)
The Video Server provides a general I/O terminal block with one digital input and one