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1
2
3
A
+12V
Main_Power
+5VD
+12V
+5V
MGnd
Main_Power
ChGnd
IGnd
-12V
DGnd
ChGnd
B
-12V
IGnd
C
C81
16V
10U
Ana_Mix_Out
D
4X4mm
AOutMix-
AOutMix-
Ana_Mix_Out
AOutMix+
AOutMix+
C82
16V
10U
4X4mm
E
F
G
H
I
J
+12V
+12V
MC33078
MC33078
8
7817
7817
V+
V+
50V
100N
50V
50V
MGnd
U28:3
100N
C70
C71
U15:3
100N
V-
0805
0805
V-
SO8
SO8
4
K
-12V
-12V
1
2
3
4
5
6
7
R65
W100
6K20
0603
C78
470P
50V
R67
R111
0603
W063
W063
2
-
1K37
1K37
7817
0603
0603
R151
U28:1
1
C79
MC33078
W063
0603
3
49R9
+
R112
R125
SO8
0603
W063
W063
1K37
1K37
0603
0603
R183
R149
R127
W125
1K02
6K20
C80
200K
0603
0603
0805
0603
MGnd
J2
4140
Main Out
Male XLR
IGnd
Main
J3
IGnd
Main In
XLR FEML
IGnd
4010
R138
R140
W063
W100
49R9
1K02
0603
0603
MGnd
R184
W125
200K
0805
+5VD
8
U14:3
100N
50V
V+
ChGnd
C130
C85
C143
LM358D
0805
V-
7662
0805
0805
SO8
4
ChGnd
4
5
6
7
8
9
10
Ch_Wake
C129
Wake+
50V
100N
0805
C62
470P
50V
0603
R118
R119
W100
W100
C42
R62
12K1
6K20
W100
0603
0603
1U
50V
1K02
4X4mm
0603
D14
D15
D1005
D1005
6
-
CDSF4148
7817
CDSF4148
U28:2
7
D16
D17
MC33078
D1005
D1005
CDSF4148
CDSF4148
5
+
SO8
MGnd
C43
R63
W100
1U
50V
R129
R131
1K02
4X4mm
W100
W100
0603
R64
12K1
6K20
158R
0603
0603
0603
C69
MGnd
470P
50V
0603
MGnd
C131
Wake-
50V
100N
0805
J5
1
R158
4
W100
R
5
6K20
S
0603
AUX
2
T
R160
3
W100
3.5mm JCK
6K20
4218
0603
ChGnd
IGnd
C135
R187
50V
W125
200K
0805
0805
8
9
10
11
12
13
Standby Monitor
C126
47P
50V
Wake+
0805
R167
W100
100K0
0805
R93
D18
Ch_Wake
W100
Wake+
100R
D1005
Wake+
CDSF4148
0603
Wake-
R172
D11
Wake-
W100
100R
D1005
CDSF4148
0603
Wake-
6
-
U14:2
R190
7
LM358D
W100
7662
100K0
5
+
SO8
0805
R179
R177
W100
100K0
100K0
0805
0805
+5VD
R180
W100
100K0
0805
R182
C128
15K0
0805
0805
ChGnd
Master_Ana_Sig
HiSensM
HiSensM
LoSensM
Master_Ana_Sig
LoSensM
C84
470P
50V
0603
R163
D1
W100
ChClipC
6K20
D1005
0603
CDSF4148
2
-
7817
Aux_Mix
R164
U15:1
1
AuxMixSig
MC33078
W100
AuxMixSig
AuxMixRef
Aux_Mix
3
6K20
AuxMixRef
+
SO8
0603
R189
6K20
0603
ChGnd
100N
Wake+
6
7817
-
U15:2
7
MC33078
5
+
SO8
ChGnd
11
12
13
14
15
16
17
C125
47P
50V
0805
R170
W125
4M7
0805
D19
R198
W100
100R
D1005
CDSF4148
0603
D10
R171
W100
100R
D1005
CDSF4148
0603
2
-
U14:1
C144
D12
1
50V
1U
LM358D
7662
B0540
4X4mm
3
+
SO8
SOD123
W100
R191
R178
47K5
4K99
0805
0805
WakeMCU
R181
ChGnd
C127
475K
0805
0805
ChGnd
Link MGnd to DGnd near ADC
MGnd
DGnd
Main Channel and Aux Input
Section:
EXM Mobile Tower
Product(s):
M2269
V01
1
3
PCB#:
Rev#:
EML Rev#:
Sheet
Of
Modified:
2023-02-01
File:
Main_Aux.SchDoc
Tmp Rev:
14
15
16
17
A
B
C
D
E
F
G
H
I
J
K
15
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