W Audio MCA-4 Operation Manual - page 14
BRIDGE
CH3
CH4
BUS IN
CH2
BRIDGE
CH1
POWER IN
BREAKER
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
!
PUSH TO RESET
~2202 40V 8A 50/60Hz
4-channel pro amplifier
MODEL: MCA-4
INPUT
MODE
+
+
CH4
BRI
CH3
+
+
CH2
BRI
CH1
INPUT
LINE
BUS
NORMAL BRIDGE
LINE
BUS
INPUT
LINE
BUS
INPUT
LINE
BUS
MODE
NORMAL BRIDGE
LIMIT
ON
OFF
8
4X200W
4
4X300W
8
2X600W
(BRIDGE)
OUTPUT POWER
NORMAL MODE:
MIN 4
BRIDGED MODE:
MIN 8
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SIGNAL
CLIP
BRIDGE
SIGNAL
CLIP
PROTECT
CH3
SIGNAL
CLIP
BRIDGE
SIGNAL
CLIP
PROTECT
POWER
4-channel pro amplifier
BASS
TREBLE
-10
+10
-10
+10
BASS
TREBLE
-10
+10
-10
+10
BASS
TREBLE
-10
+10
-10
+10
BASS
TREBLE
-10
+10
-10
+10
dB
0
8
-
dB
0
8
-
dB
0
8
-
dB
0
8
-
ON
OFF
ACTIVE
CH1
CH2
CH4
I
O
MCA-4
4-channel amplifier
page 14
Operation Manual
3 Operation
3.2 Front Panel Controls and Indicators
3.3 Back Panel Controls and Connectors
9
Power Switch
CH4 Level
Control
CH3 Level
Control
CH-2 Level
Control
3
CH1
Signal
&Clip
CH1 Level
Control
16
11
6
1
7
CH1 Bass
&Treble
10
Power Indicator
8
CH2 Bass
&Treble
17
CH3 Bass
&Treble
18
CH4 Bass
&Treble
2
CH1&CH2
Bridge
4
5
CH2
Signal
&Clip
CH1&CH2
Protect
13
CH3
Signal
&Clip
12
CH3&CH4
Bridge
14
15
CH4
Signal
&Clip
CH3&CH4
Protect
6
Bridge2
Output
4
CH4
Input
8
CH3
Input
1
CH4
Input
Switch
2
CH3&CH4
Mode
Switch
3
CH3
Input
Switch
9
Limit
Switch
10
Bus
Input
20
IEC Power Cord
Connector
14
Breaker
11 12
13
CH2
Input
Switch
CH1&CH2
Mode
Switch
CH1
Input
Switch
5
CH4
Output
7
CH3
Output
17
Bridge1
Output
CH2
Input
19
CH1
Input
16
CH2
Output
18
CH1
Output
15