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6.1.1 DSP Menu
Use the menu items in 'DSP' sub-menu to set to get the sound effect for the whole system.
Menu item
Parameter
Value
Description
Enable
--
On/Off
Turn on or off the DSP sound effect processor--If the
customer needs to test the original sound effect of the
conference system or the processing effect of external
audio equipment, the DSP processor can be turned off here.
DSP1
AFC-ANC
6dB,12dB,1
8dB,
24dB,Off
1. When the audio partition function is turned off (select
the menu 'Zone'-->'Zone Setup'-->'Enable'-->'off''), DSP1
processes the output audio of OUT1, OUT2, OUT3, OUT4
at the same time, this The four-way output audio is the
same.
2. When the audio partition function is turned on (select the
menu 'Zone'-->'Zone Setup'-->'Enable'-->'on'), DSP1 can
only choose to process one of OUT1, OUT2, OUT3 or
OUT4.
AFC Enable
ANC (Dynamic Noise Control) - adjustable noise
cancellation, Off means no cancellation, 24dB is the
highest noise cancellation.
AFC-Lever
1,2,3,4,5,
AFC (Acoustic Feedback Cancellation) - used to prevent or
suppress acoustic feedback, the feedback energy can be
divided into 5 levels.
AEC Enable
On/Off
AEC
(Acoustic
Echo
Cancellation)--If
the
echo
cancellation function is used, it needs to be set to on, and
the input channel IN2 must be used to access the sound of
the remote terminal, and the output channel OUT4 will be
output to the remote terminal for the function to take effect.
AEC-ANC
3dB,5dB,7d
B,9dB,
11dB,13dB,
Off
AEC (Echo Cancellation)--Noise suppression level, Off
means no suppression.
6.1.2 Zone Setup
Use the menu to set the volume of the different audio zones in the 'Zone' submenu:
The default value of the zone function is 'off' (menu 'Zone Setup'-> 'Enable'->'off'), and the AEC
echo cancellation under DSP1 is also 'off' by default (refer to the menu 'DSP'->' Description of
DSP1'->'AEC').Audio output 'OUT1', OUT2', OUT3' and 'OUT4' output the same audio.
If you use the zone function, you need to open the audio zone function (menu 'Zone'-> 'Zone
Setup'-> 'Enable'->'on'), and set other submenus under the 'Zone' menu, as shown in the table
below.
