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A
B
C
1
D12
4148
6880
6880
6
D13
D14
D15
4N35
4N35
1
U9:B
U9:A
4148
4148
4148
GND
D16
R28
5
100K
2
4
MINI
4148
D17
B_LIMIT
4148
2
R32
1/4W
2K74
0.1%
R30
C16
U10:A
AMPB_SIGNAL
1/4W
33U
16V
49K90
.
3
R31
2K2
MC33079P
MINI
TO AMPIN SHEET 1
R29
10K0
C19
MINI
220P
100V
C18
1N
400V
R33
1/4W
475R0
0.1%
4
R34
C17
C20
AMP-B_SIGNAL
1.0W
33U
16V
330P
50V
9K76
0.5%
U10:B
R36
5
1/4W
100R0
FUSIBLE
MC33079P
U10:C
R84
C10B
1/4W
100R0
6
MC33079P
FUSIBLE
U10:D
R85
1/4W
100R0
MC33079P
FUSIBLE
7
R41
1/4W
390R
FLAME PROOF
U11:A
8
MC33079P
U11:B
9
MC33079P
NET00103
U11:C
B_LIMIT
MC33079P
10
NET00169
R73
R74
15K0
249K
MINI
.
U11:D
GND
MC33079P
11
A
B
C
D
E
F
G
4007
D18
D20
4148
4148
R35
D19
1/4W
332R0
C61
C27
FLMP
680P
100V
680P
100V
MPSA06
TO92
5104
Q19
TO92
MPSA56
R48
R49
1K
681R
FLMP
R37
1/4W
22R
FLMP
C21
5N6
50V
R44
10K
1/6W
Lin
10R0
4520
FLMP
63V 100N
+12.3V
P1B
+11.8V
VBE
M
2N2
C23
400V
.
10K
U10:E
MPSA63
U11:E
R31B
Q7B
GND
2N2
5106
C24
R32B
TO92
22K
400V
22N 100V
MINI
-14.5V
-13.8V
C10A2
R45
1/6W
10R0
FLMP
R42
14K0
C22
.
5N6
50V
R38
R40
1/4W
1/4W
100R0
22R
FUSIBLE
FLMP
R43
15K
MINI
R39
1/4W
100R0
FUSIBLE
4007
D21
R86
1/4W
100R0
FUSIBLE
R87
1/4W
100R0
FUSIBLE
D
E
F
G
H
I
J
Amp B
.
10K
2.0W
R70B1
BAV21
D50B1
.
10K
2.0W
R70B
BAV21
R66B
D50B
Q20
2.0W
5103
10K
.
D29B
BAV21
BAV21
R50
15K
D52B
MINI
R75B
2.0W
5K1
.
R74B
2.0W
R75B1
R121B1
5K1
2.0W
1/8W
.
BAV21
5K1
100R0
.
FLMP
BAV21
D54B
D52B1
R58B
C16B
1/6W
22N
100V
22R1
FLMP
D26B
MPSA06
Q10B
4148
5103
R33B
3K
R43B
TO92
R46
1K
MINI
1/8W
FLMP
220R0
10R0
R61
FLMP
1R
R97B
1N5242B
FLMP
1/4W
D8B
330U
82K5
12V0
.
D14B
C25
0W5
BAV21
25V
R45B
1/4W
24K
.
R46B
1N5244B
1/4W
D9B
24K
330U
.
14V0
D15B
C26
0W5
R62
BAV21
R98B
1R
25V
1/4W
FLMP
82K5
.
R47
R44B
1/8W
R34B
1K
220R0
MPSA56
10R0
3K
FLMP
FLMP
MINI
Q11B
D27B
5104
TO92
4148
R59B
C17B
1/6W
22N
100V
22R1
FLMP
D51B1
Neg Driver
D51B
BAV21
R126B1
R72B1
1/8W
BAV21
2.0W
100R0
R72B
FLMP
5K1
2.0W
.
5K1
.
R73B
2.0W
5K1
D28B
.
D53B
BAV21
BAV21
R67B
2.0W
10K
D55B
.
BAV21
.
10K
2.0W
R71B
D55B1
BAV21
.
10K
2.0W
R71B1
BIAS SET 7 TO 10 mV COLD AMP
H
I
J
K
L
M
Voltage box
This voltage is with S1 in 4 ohm position
+12.3V
+11.8V
This voltage is with S1 in 2 ohm position
R120B1
1/8W
100R0
FLMP
R120B
1/8W
100R0
FLMP
D
D
IRFP140N
IRFP140N
R69B
Q9:A
Q10:A
1/8W
N
6931
N
6931
G
G
G
100R0
TO247
TO247
1N5246B
FLMP
+HI
+HI
D19B
S
S
16V0
16V0
1N5246B
16V0
0W5
D63B
0W5
D41B
1N5246B
D20B
MR854
R121B
MR854
1/8W
100R0
D
FLMP
D
IRFP140N
IRFP140N
R127B
Q11:A
Q12:A
1/8W
G
N
6931
G
N
6931
100R0
G
1N5246B
TO247
TO247
FLMP
D18B
+MID
+MID
S
16V0
S
D42B
0W5
Pos Driver
16V0
1N5246B
16V0
MJE15032
MR854
D21B
D64B
0W5
D64B1
Q16B
D71B
6808
MR854
TO220
BAV21
MJL21194
R96B
Q12B
MJL21194
1.0W
6988
Q26B
0R47
TO3P
6988
FLMP
Lo Tier+
TO3P
Lo Tier+
R51B
1/8W
FLMP
.
FLAMEPROOF
.
0R1
1R
0R1
-46V
R53B
R49B
R93B
.
R50B
.
R55B
+46V
0R1
1R
0R1
22R1
R54B
R94B
FLAMEPROOF
FLMP
R52B
1/8W
FLMP
MJL21193
Q27B
6991
MJL21193
TO3P
R95B
Q13B
Lo Tier-
1.0W
6991
0R47
TO3P
FLMP
Lo Tier-
MJE15033
D73B
D22B
Q17B
6809
1N5246B
BAV21
1N5246B
16V0
MR854
TO220
D43B
0W5
0W5
D66B
1N5246B
D24B
MR854
16V0
IRFP9140N
IRFP9140N
0W5
Q13:A
Q14:A
R126B
6932
6932
1/8W
TO247
TO247
100R0
-MID
-MID
FLMP
R118B
D23B
1/8W
100R0
1N5246B
16V0
D44B
FLMP
MR854
1N5246B
0W5
D67B
1N5246B
16V0
D25B
MR854
16V0
0W5
D67B1
R68B
IRFP9140N
0W5
1/8W
Q15:A
100R0
IRFP9140N
6932
FLMP
Q16:A
TO247
6932
-HI
TO247
R119B
-HI
1/8W
100R0
FLMP
R119B1
1/8W
100R0
FLMP
K
L
M
N
O
P
W1 SPEAKERS
4
+170V
+125V
3
+170V
B-OUT
D
IRFP140N
Q32:A
SPEAKON 4C H
N
6931
6956
TO247
+HI
S
D63B1
D41B1
1_
+95V
0W5
MR854
+69V
SPEAKON 4C H
+95V
GND
D
IRFP140N
Q31:A
N
6931
TO247
+46V
+MID
S
+33V
BLK
+46V
1N5246B
16 AWG
0W5
W17
D21B1
L1B
R76B
R77B
BLK
4UH
10R
10R
16 AWG
MR854
FLMP
FLMP
3820
W19
MJL21194
R78B
Q26B1
3R9
6988
.
TO3P
MR854
GND
Lo Tier+
D30B
22N
.
C24B
0R1
400V
R93B1
GND
.
0R1
R94B1
MJL21193
AMPB+
Q27B1
6991
TO3P
Lo Tier-
MR854
D31B
R102
33K
D22B1
.
MR854
16V0
MBS4992
D66B1
Crowbar
-46V
Q42:A
6517
-46V
8.5V
5190
IRFP9140N
TO220
Q30:A
-33V
TO92
Q40
6932
33U
BTB24-600BRG
TO247
D23B1
C80
R104
-MID
1/6W
-95V
16V
10R0
MR854
FLMP
-95V
-69V
IRFP9140N
Q29:A
6932
TO247
-HI
-170V
-125V
-170V
Product
AP4K
Channel B
PCB#
M1530
Sheet
Date:
Thu Jun 12, 2014
Rev:
V04
YsType:.
Filename:
M1530V04sch.sch2006
N
O
P
Q
1
2
4 W1:D
4 W1:C
3
J3B:A
OUTPUT B
1+
2_
2+
4
6956
OUTPUT B
J3B:B
5
6
7
8
9
10
3
of
5
11
Q
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