User Manual

12
8. BLOCK DIAGRAM
MIC1 MIC2 MIC3 MIC4
ENC IN
AUX2AUX1
2-STAGE EQ BA SS TREBLE
LEVEL
MP3/BT MODLE
Protection circuit
LCD display
Fun control
Amplifier output
LEVEL LEVEL LEVEL LEVEL LEVEL
MUTE_MIC1
MUTE_ALL
Q2
GND
MUTE_ALL
Q1
GND
MUTE_MIC1
AUDIO OUT
Switchover between 4-16Ω and 100V
DC 24V inverter
power supply
switching
power supply
Amplifier
module