Toa A-5006 - BLOCK DIAGRAM

20
11. BLOCK DIAGRAM
Input 1
Mic (–60 dB/2.2 kΩ)
/Line (–20 dB/2.2 kΩ)
(Electro. Bal.)
H
C
E
ADC DAC
DSP
Output
Input 2
Mic (–60 dB/2.2 kΩ)
/Line (–20 dB/2.2 kΩ)
(Electro. Bal.)
H
C
E
ADC
Input 3
–20 dB/10 kΩ
(Un-Bal.)
Input 4
–20 dB/10 kΩ
(Un-Bal.)
Manual Mute
+
–
+
–
+
–
Remote
Master Volume
MAINT SW
(DIP SW 3)
Output Select SW
(DIP SW 4)
USB
ADC
ADC
ADC
CPU
ADC
ADC
ADC
ADC
Signal
(Green)
Peak
(Red)
Protect
(Red)
Power
(Green)
(Power amp monitor out)
AC100 − 240V/50 − 60 Hz
SW
Input 1 VR
Input 2 VR
Input 3 VR
Input 4 VR
Fuse
Output
Transformer
Mute
Power Amp
Output
Select
Mic/Line
Select SW
(DIP SW 1)
Mic/Line
Select SW
(DIP SW 2)
DC +24V
for Pre-amp power