
7
Back Panel Connections
Figure 3. Back Panel
1.
I/O Connector:
30-pin connector for alarm input and output.
2.
RS-485 Port:
Not used at this time.
3.
Ethernet Port:
For connecting to a LAN or WAN. Used for operating the unit over the Internet with
the VSR keyboard software.
4.
Power Connector:
For connecting the power cord.
5.
Audio In:
4-channel line-level audio input with RCA style connectors.
6.
Audio Out:
Line-level audio output with RCA style connector.
7.
RS-232 Serial Port:
Connects to a PC’s serial port and can be used to configure the SymDec 4 with
the VSR keyboard software.
8.
Video In/Out:
Composite video input/output with BNC style connector.
9.
Composite Monitor A output:
Composite video output with BNC style connector for monitor A.
10.
SVHS Monitor A output:
SVHS video output with for monitor A.