Speco Technologies 4HD DVR User Manual


 
13
2. Connection
Figure 2.1.1. Rear Panel
Table 2.1.1. Rear Panel Connections
NO
Connection
Purpose
1
VIDEO IN
4 BNC connectors for video input. (HDcctv / HD-SDI)
2
AUDIO IN
4 connectors for audio input.
3
AUDIO OUT
1 connector for audio output.
4
VIDEO OUT
Spot output
5
VGA
Connector for VGA monitor.
6
RS-232
POS Interface
7
HDMI OUT
Main video output
8
USB Port
Connector for mouse or backup
9
RSV
Reserved PIN for additional feature
D1+
1
st
RS-485 port
D2+
2nd RS-485 port
A1, B1
Alarm output connector for alarm device
SENSOR IN
4 connectors for sensor device connection. (S1 ~ S4)
10
TERMINATE
RS-485 termination switch for 1
st
and 2
nd