10
Main Unit
1. Audio LINE IN Interface
8. RS232 OUT interface
2. Audio LINE OUT Interface
9. Network
3. CVBS Interface
10. HDMI Interface
4. Dip switches
11. HD-SDI Interface
5. System select switch
12. USB2.0
6. RS485 jack
13. DC 12V jack
7. RS232 IN interface
14. Power switch