Figure 2.1:
1. “POWER” button and indicator
2. Menu display
128×36 OLED, displays main unit status and
configuration menu.
3. Knob
For menu operation
；
For master volume control.
4. Receiver interfaces (1-4, BNC)
5. Device USB interface
For firmware upgrade
6. MIC/LINE IN (
φ
6.4mm, balance/difference input)
LINE IN 1 can offer phantom power when being
used for microphone input
7.LINE OUT (
φ
6.4mm, balance/difference output)
8. Speaker interface (4 groups)
9. GND
10. Power supply
11. Phoenix interface
For connecting network central control system
For alarm
8
