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1
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2
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3
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8
8
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9
10
10
11
11
12
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K
K
J
J
I
I
H
H
G
G
F
F
E
E
D
D
C
C
B
B
A
A
Power Supply
Section:
Product(s):
POWER SUPPLY.SCHDOC
M1803
8
11
Sheet
Of
PCB#:
Rev#:
Modified:
V01
File:
2018-10-16
EF10P - EF12P - EF15P
EML Rev#:
01
Tmp Rev:
V031
N
C
P
IN
1
N
C
P
IN
1
S3D
DO-214AB
D18
-20V UNMUTE
30K0
R42
T810-600G-TR
7915
D
2
P
A
K
Q5
S3D
DO-214AB
D15
S3D
DO-214AB
D12
CDSF4148
D1005
D
9
3300U
16X35MM
35V
C42
1M
0805
R29
S3D
DO-214AB
D21
S3D
DO-214AB
D19
S3D
DO-214AB
D13
S3D
DO-214AB
D10
5X5.5mm
C53
MBS4992
5190 8V5
Q6:1
FEMALE CONNECTOR
VIEWED FROM WIRE SIDE
FEMALE CONNECTOR
VIEWED FROM WIRE SIDE
10R
1206
R38
S3D
DO-214AB
D16
18V0
SOD-323
D7
3300U
16X35MM
35V
C43
3300U
18X40MM
63V
C44
10K0
R30
4700U
35X40MM
100V
C40
S3D
DO-214AB
D17
MUTE ON/OFF
10R
1206
R44
8283
4.7UH
12.3X6
L6
7A
7895
R34
S3D
DO-214AB
D20
S3D
DO-214AB
D14
CDSF4148
D1005
D
8
2K2
0805
R28
Q4
S5
HORN
SP1
WOOFER
7A
7895
R31
S3D
DO-214AB
D11
_W1
MALE 9 PIN CONNECTOR FOR
TRANSFORMER SECONDARYS
ALL DIODES S3D 200V 3A0 DIO D214 SMT
PUT PADS UNDER HIGH CURRENT AND ALTERNATE
MUTE
PS_GND
BLK/YEL
BLACK
BROWN
ORANGE
BLUE
WHITE
VIO/
GREY/
RED/
RED
GREY
VIO
W8:1
W8:2
W8:3
W8:4
W8:5
W8:6
W8:7
W8:8
W8:9
+88V
+44V
+24V
-24V
-44V
-88V
W12:1
W12:2
W12:3
Spkr
W12:4
6562
192UH
L7
S3D
DO-214AB
S3D
DO-214AB
WOOFER_OUT
WOOFER_GND
HORN_GND
HORN_OUT
22R
1206
R46
PS_GND
HORN_PRE_GND_
LVGND_
D_GND_
Q6:2
HORN-
WOOFER_OUT
WOOFER-
HORN_OUT
ClassName: +Hi
ClassName: -Hi
DGND_
+88V
+88V
-88V
-88V
MuteGND
LVGND_
+24V
+24v_
HORN+
WOOFER-
HORN-
YELLOW
ClassName: AmpOut
ClassName: AmpOut
MuteGND
4700U
35X40MM
100V
C45
HORN+
Woofer_PRE_GND_
CH_GND_
Connection to CHGND1 in
Use a wire to connect these two
points when working on the bench.
PreAmp through the chassis.
_W6
Input PCB
_W6_
Power Supply PCB
_W7
Input PCB
_W7_
Power Supply PCB
-15V_
+15V_
D_GND_
D_GND_
HI+
HI-
LO+
LO-
+24V_
96KHZ
D_GND_
HORN+_S
_S
+88V_S
15K0
0805
R207
SOT-23
24V
D3
MJD112
6817
Q15
4R7
0805
R206
10R
1206
R205
10R
1206
R204
MMBT3904
7838
475R0
R208
4.3X3.9
C145
+44V
+44V
PhantomPower
PHgnd
40-55 VDC->
Load - 20mA max.
4.3X3.9
C146
RAD POLY
C51
15K0
R218
15K0
R220
15K0
R222
15K0
R219
15K0
R221
15K0
R223
64K9
R224
64K9
R225
64K9
R226
486uH
2906
L11
CHGND4
CON_HOLE_128
HC7
7K50
0805
R228
7K50
0805
R227
7K50
0805
R230
7K50
0805
R229
LVGND_
Model Transformer
EF15P CH1341U
EF12P CH1441U
EF10P CH1342U
4K75
0805
R233
4K75
0805
R231
4K75
0805
R234
4K75
0805
R232
-88V
4K75
0805
R236
4K75
0805
R235
4K75
0805
R238
4K75
0805
R237
4K75
0805
R239
4K75
0805
R240
ClassName: AmpOut
CRITICAL SAFETY COMPONENTS.
THIS SYMBOL IS PLACED ADJACENT TO
SAFETY CRITICAL COMPONENTS.
a
a
3300U
18X40MM
63V
C41