About DIP switches
SMART Audio 400 classroom amplification system’s DIP switches control options for the receiver.
DIP switch functions
CAUTION
Do not change the DIP switch settings unless directed to do so by SMART support.
DIP
switch
number
Feature
Default
setting
Function
1
Microphone
Override
On
The microphone override switch is used when the an audio
input is connected to the receiver's
Line in L/R
3.5 mm
audio jack. If this switch is ON, the audio input level is
lowered automatically when the teacher speaks into the
microphone.
2
Tone On/Off
On
The Tone On/Off switch controls the indicator tone heard
when the teacher uses the volume controls on the
microphone. When this switch is set to ON, the indicator
tones are present in the mix/line output.
3
Tone level
High/Low
Off
(Low)
The Tone level High/Low switch controls the volume level
of the indicator tone. When this switch is ON, the level is set
to High. When this switch is OFF, the level is set to Low.
NOTE
The Tone level control applies only when DIP switch 2 is
in the ON position.
