4.1.5.2 Display Setting
Click +/- to increase or decrease the brightness. And the operator can also adjust the brightness
by sliding the slider by hand. The brightness value can be adjusted from 1 to 64.
4.1.5.3 Volume Adjustment
The connection way of hardware: connect the external audio source device into LINE IN 1/2
interface, and the audio is output to power amplifier and speakers via LINE OUT 1/2 interface.
Click “Volume Adjustment” in system setting interface to enter into volume adjustment
interface. Click +/- to increase or decrease the volume. The volume value can be adjusted from 0 to
30. When adjusted to 0, the means mute the BGM.
4.1.5.4 Restore Default Parameters Setting
Click “Restore Default Parameters” interface, click “Yes” to conduct restoring default
parameters. The default parameters including:
The meeting mode is FIFO, the max opened microphone number is 1;
The max sign-in number is 999;
The first ID number starts from 0001;
The default language is Chinese, and brightness is 64;
The initial master volume, treble and bass are all 0dB,
The IP address of the controller is 192.168.168.100, subnet mask is 255.255.255.0, gateway is
192.168.168.1, and number of ports is 50000.