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
INPUT
Section:
Product(s):
X8022.SCHDOC
1
1
Sheet
Of
PCB#
Rev#
Date Modified:
V02
Filename:
10-Jul-18
BOM Rev#
02
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
CDSF4148
D1005
D39
GNDA
GNDA
GNDA
GNDA
GNDA
0805
S
M
T
R83
GNDA
0805
R25
0805
GNDA
10K00
0805
R2
GNDA
GNDA
CDSF4148
D1005
D7
GNDA
C18
C12
GNDA
10K0
0805
R28
27K4
0805
R34
220K
0805
R56
1M0
0805
R68
D
1
0
0
5
D46
7967
L13
4140
J1
100V
10N
RAD .2in
GNDA
0805
R47
GNDA
0603
C1
0805
0805
C74
CDSF4148
D1005
IN-Speaker
OUT-Line
0805
CDSF4148
D1005
D35
MMBTA14LTIG
Q21
33K
0805
R120
0805
2K74
0805
R3
GNDA
0805
R92
CDSF4148
D
1
0
0
5
D15
4K99
0805
R29
GNDA
D
1
0
0
5
CDSF4148
D
1
0
0
5
D24
GNDA
5K6
0805
R88
0805
R95
RAD .2in
C49
2K74
0805
R116
7967
L12
7967
L10
7967
L11
274K
0805
R7
C36
MC33078
U18A
CDSF4148
D11
27K4
0805
R97
100V
33N
C50
GNDA
0805
R36
1K0
0805
R1
10K0
0805
R84
15K0
0805
R49
LM13700MX
0805
0805
R32
470R
0805
R111
0805
R14
0805
R10
0805
R16
100K
0805
R13
GNDA
0805
R33
CDSF4148
D
1
0
0
5
CDSF4148
D1005
D3
MMBT5401
SOT-23
7837
Q1
0805
R55
7669
0805
C120
0805
R23
1K0
0805
R19
D5
10K0
0805
R127
10K0
0805
R142
C
D
S
F
4
1
4
8
1
0
0
5
D47
GNDA
68N
C39
0805
R18
47R
0805
S
M
T
R39
MMBT3904
SOT-23
7838
Q2
4K7
0805
R112
C17
4010
30K0
0805
R165
30K0
0805
R181
0805
0805
0805
R119
0805
MC33078
U5A
18K00
0805
R107
MMBT3904
SOT-23
7838
Q5
0805
R93
22K
0805
R91
47K
0805
R89
22K
0805
R90
C37
ALUMINUM
SPACER
TO CHASSIS
27K4
0805
R96
CDSF4148
D1005
D10
0805
0805
R48
CDSF4148
D1005
D2
0805
R15
PEAK LIMIT
DETECT
0805
0805
0805
R73
0805
33N
C14
YEL
6400
LD2
RMS DETECT
470R
0805
R27
C21
C11
CDSF4148
D1005
D4
0805
48R
2
6
5
V
PTC1
6543
47K
0805
R94
CDSF4148
D1005
D31
RED
6405
CLIP
LD3
N
Alternate
NO
COM
NC
S1B
3522
0805
82K5
0805
R115
0805
R21
NO
COM
NC
D
O
W
N
Alternate
U
P
S1A
3522
0805
C47
0W2
18V0
ZD2
Boost to
Match
Impedance
MC33078
SO8
TO POWER
AMP PCB
MMBT3904
SOT-23
7838
Q4
2K0
0805
R86
0805
R118
MC33078
SO8
3
10K0
0805
R121
RAD .2in
C51
Rolloff
Frequency
27K4
0805
R98
POWER
LD1
68K
0805
R85
0805
0805
R17
C94
Rolloff
Frequency
MC33078
U6A
27K4
0805
R35
33N
C13
C16
10K0
R126
Boost
MC33078
U1B
2K74
0805
R122
2K74
0805
R123
MC33078
U6B
1K5
0805
R113
0805
SO8
TL072
U25B
1K800
0805
R42
0W2
18V0
ZD1
0805
C46
C3
C48
0805
R114
0805
R11
270P
0805
C93
MC33078
U1A
SIGNAL TO
AMP INPUT
MC33078
U18B
MC33078
U5B
GNDA
GNDA
GNDA
GNDA
GNDA
SIGNAL
SIGNAL
LEDGND
+15VIP
+15VIP
+15VIP
+15VIP
+15VIP
+15VIP
+15VIP
+15VIP
+15VIP
+15VIP
-15VIP
-15VIP
-15VIP
-15VIP
-15VIP
-15VIP
-15VIP
-15VIP
-15VIP
INPUT GND
+15V
-15V
RIBBON_GND
+15VIP
LEDGND
LIMIT
2339
LEVEL
P1B
10K
2339
unused
P1A
GNDA
CHASSIS GND
CHASSIS GND
ALUMINUM
SPACER
TO CHASSIS
0805
0805
+15VIP
-15VIP
0805
0805
D1005
CDSF4148
D48
RIBBON_GND
GNDA
-15V
+15V
N1001
N1002
N1003
N1004
N1005
N1006
N1007
N1008
N1009
N1010
N1011
N1012
GNDA
+15VIP
-15VIP
0805
0805
+15VIP
-15VIP
0805
0805
+15VIP
-15VIP
0805
0805
RAD .2in
C9
0805
C8
0805
R46
IN-Speaker
OUT-Line
82K5
0805
R124
PS18S-M1598
S
M
T
0R0
0805
R12
SMT
0R0
0805
R41
DNS
47R
0805
R40
D
N
S
0R0
0805
R20
PS18S-M1598