MX S
eries P
rofes
sional P
ow
er Amplifiers
18
MX Series Professional Power Amplifiers
MX Series Amplifiers Block Diagram
1+
1–
2–
2+
INPUT
1
BALANCED LINE INPUT
(XLR-F)
INPUT
2
BALANCED LINE INPUT
(XLR-F)
STEREO
PARALLEL
PARALLEL
CHANNEL
2
LEVEL
CHANNEL
1
LEVEL
AMP MODE SWITCH
AMP MODE SWITCH
CLIP
LIMITER
BRIDGE
STEREO
BRIDGE
SENSITIVITY
HVDC+
POWER AMP
1
POWER AMP
2
PROTECTION DC OFFSET OVER TEMP SHOR
T CIRCUIT
CURRENT
LIMIT
AMPLIFIER
LVDC+
LVDC– HVDC–
HVDC+ LVDC+
LVDC– HVDC–
METER DISPLA
Y
CHANNEL
1
SPEAKER
OUT
CHANNEL
2
SPEAKER
OUT
+ –
1+
1–
2–
2+
+ –
TEMP SENSOR
(ON HEA
TSINK)
FA
N
VARIABLE SPEED CONTROL
VDC+
FA
N
FA
N
1.4V
0.775V
1.4V
0.775V
