User guide

9
Please refer to the following sheet for detailed information.
1 GND port
2 Power input port
3 Power button
4 Fan
5 DB25 port (5-16 channel audio input)
6 1-4channel audio input
7 Loop video output
8 Video input
9 Video CVBS output
10 Matrix video output
11 Audio output
12 Bidirectional talk input port
13 Bidirectional talk output port
14 Alarm input/Alarm output/RS485 port
15 Video VGA output
16 HDMI port
17 RS-232
18 eSATA port
19 USB port
20 Network port
When connect the Ethernet port, please use crossover cable to connect the PC and use the
straight cable to connect to the switcher or router.
2.3 Connection Sample
Please refer to the following figure for detailed information. See Figure 2-3.
The following figure is based on the 16-channel series product.