1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
K
K
J
J
I
I
H
H
G
G
F
F
E
E
D
D
C
C
B
B
A
A
Ch2
Section:
Product(s):
Ch2.SchDoc
M1814
4
9
Sheet
Of
PCB#:
Rev#:
Modified:
V01
File:
2019-09-17
EXMMobile12
EML Rev#:
01
Tmp Rev:
V031
IG
W100
2K0
0805
R8
50V
22U
5
X
7
M
M
.2
in
C6
W
1
0
0
4K99
0805
R10
W100
2K0
0805
R9
W
1
0
0
4K99
0805
R11
50V
22U
5
X
7
M
M
.2
in
C7
5
0
V
1
5
0
N
1206
C8
5
0
V
1
5
0
N
1206
C9
W100
4K99
0805
R15
Phant+
W100
10K0
0603
R17
W100
10K0
0603
R18
4N7
0805
50V
C12
TL072
7669
SO8
3
2
1
-
+
U3:1
W
1
0
0
1M0
0805
R19
1
0
0
P
0805
5
0
V
C15
W125
47K5
0805
R16
W125
22K
0805
R14
33N
0805
50V
C10
330P
0805
50V
C11
Ch 2
ACJC9AV2L
XLR-PHONE
Input
4152
X3
S
H
X2
X1
+1/4
J2:1
ACJC9AV2L
XLR-PHONE
Input
4152
T
R
S
J2:2
TL072
7669
SO8
V
+
8
V
-
4
U3:3
-12V
100N
0805
50V
C97
1
0
0
N
0805
5
0
V
C
9
6
+V_PRE
1
TP6
Ch2In+
1
TP5
Ch2In-
1
TP7
Ch2Inst-
1
TP8
Grounds
PMLL4148
SOD80
D50
Ch2In-
Ch2In+
C
h
2
In
st
-
C
h
2
In
st
+
CH2+
CH2-
TL072
7669
SO8
5
6
7
-
+
U3:2
SG5
SG6
SG8
SG7
+V_PRE
-12V
5
0
V
1
N
5
0805
C28B
W125
249R0
0805
R57B
W125
249R0
0805
R37B
W100
20K5
0805
R29B
W100
12K1
0603
R52B
50V
330P
0805
C23B
W100
12K1
0603
R55B
63V
2U2
R
A
D
.2
in
C21B
16V
33U
RAD .2in
C27B
W
1
0
0
100R
0805
R53B
W
1
0
0
27K4
0805
R35B
W100
15K0
0805
R54B
100U
16V
8X7MM .2in
C24B
W100
10K0
0603
R38B
W
1
0
0
10K0
0603
R30B
W
1
0
0
475K
0805
R39B
5
0
V
1
N
5
0805
C25B
W125
249R0
0805
R46B
W100
4K99
0805
R59B
W100
4K99
0805
R48B
W
1
2
5
47K5
0805
R56B
W100
2K74
0805
R32B
16V
10U
5X7MM .2in
C29B
PMLL4148
SOD80
D4B
MC33079D
7668
SO14
3
2
1
+
-
U4B:1
MC33079D
7668
SO14
5
6
7
+
-
U4B:2
W125
562R0
0805
R58B
W100
100K0
0805
R40B
MMBT3906LT1
SOT23
7805
Q1B
W125
249R0
0805
R34B
W125
562R0
0805
R47B
+V_PRE
Vref3B
7828
Vref2B
W
1
0
0
100K0
0805
R28B
MC33079D
7668
SO14
10
9
8
+
-
U4B:3
20K
4483
M
5C
Level
T
B
P1B:1
MC33079D
7668
SO14
12
13
14
+
-
U4B:4
W125
8K25
0805
R60B
W100
1K0
0805
R41B
W100
1K0
0805
R43B
W100
10K0
0603
R61B
W100
4K99
0805
R42B
MC33079D
7668
SO14
4
1
1
V+
V-
U4B:5
100N
0805
50V
C22B
100N
0805
50V
C31B
1
0
0
N
0805
5
0
V
C32B
0805
50V
1N
C26B
1
N
5
0805
5
0
V
C30B
6K98
W100
0805
R64B
W125
4M7
0805
R49B
W125
0805
40K2
R45B
W
1
2
5
0805
40K2
R50B
1B
10K
4472
.
T
B
P2B:1
W125
8K25
0805
R65B
+V_PRE
ChOut
BusGnd
ChIGB
RLZ7.5B
7V5
0W5
D6B
1B
10K
4472
.
T
B
P3B:1
W100
4K99
0805
R66B
FX
-12V
-12V
BC847C
SOT23
Q3B
BC847C
BC847C
SOT23
Q2B
BC847C
-12V
W100
0805
1K0
R1B
RED
7033
Clip
LD1B
MMBTA14LTIG
SOT-23
7701
Q4B
W
1
0
0
10K0
0805
R33B
W100
1K0
0805
R31B
3V6
SOT23
D3B
PG
1B
10K
4472
.
P2B:2
1B
10K
4472
.
P3B:2
P1B:2
W125
8K25
0805
R83B
Grounds
Grounds
Grounds
Grounds
Grounds
SOD80
PMLL4148
D11B
W125
3K92
0805
R206B
0805
50V
100P
C128B
0805
50V
10P
C143B
SPCR1B
2495
PMLL4148
SOD80
D32B
+V_PRE-L
SOD80
PMLL4148
D2B
BIAS
2
5
+
3
-
4
1
SO16
LM13700MX
U19:1
8
7
(VCC)
SO16
LM13700MX
U19:3
CLIP
6
