C.S.G., PA Development Division
© 2014 Yamaha Corporation
Published 05/2014
改版
405KSHD-B0
Printed in China
Block Diagram
+
G
+
G
+
G
HA
MIC IN 1
MIC IN 2
ST IN 1
Gain
ST IN 2
ST IN 3
DCP
Stereo Source
AD
AD
AD
Analog
Switch
HA
MA2030 only
HPF
Signal
HPF
Feedback
Canceller
Leveler
Ducker
Source EQ
/Enhancer
Vol.
Bass
HPF
80Hz
Chime
Gen.
Mixer
DCP
Volume
MA2030 only
DSP Process
Limit
Amp. Protection Logic
On/Off
Surface/Ceiling
Speaker
EQ
Volume
Mute
Limiter
DC Fault
Integral
Output
Power
Output
Current
Output
Voltage
Signal
Output
Format
100V
70V
4ohms
3ohms
LINE
OUT
Amp.
DA
Speakers
MA2030 only
Stereo
/Mono
LINE IN
L
R
L
R
AD
AD
AD
AD
PA2030 only
Treble
Trigger
Temp.
Amp. Protection Hardware
Power Supply
Dimensions
MA2030
PA2030
288
260
44
54
215
(unit: mm)
215
288
260
44
54