YORKVILLE EXM 400 Service Manual page 12

1 2 3
TOP LEVEL SHEET
A
B
5
W17E 9
C
D
W12F
U12A
+14V
MC33078 MC33078
2
7817 7817
-
V+
1 C123
E
U12C
3 100N
0805
V-
+ 50V
SO8 SO8
W17D
-14V
3 SGnd
W17C 9
C124
100N 50V
F 0805
L9
5072
9 F1
W17I 9
8152
0A375
220UH
L10
G 5071
7 F2
W17G 9
8152
0A250
220UH
H
I
J
K
1 2 3
4 5 6 7
Q24
R128
W125
1K0
0805
R131
Protection
MMBT3906LT1
34K0
Protection.SchDoc
7805 SOT23
0805
+24V
Prot_GND
-5V
+5V
SHUTDOWN
AMP1
AMP2
6
Mute
9 W17F
Sub_Amplifier
Sub_Amplifier.SchDoc
6
Amp-SD
6
R30
W125
AmpIn
4K99
0805 AmpInGnd
U12B
MC33078
4 R178 6
7817
-
9 W125
7
4K99
0805
R195 5
+
W125
SO8 +24V
4K99
PSG
0805 R203
-24V
W125
4K99
0805
+24V
-24V
C110 C111 C112
16X35MM 16X35MM 16X35MM
HW12 3300U 3300U 3300U
D51
1
35V 35V 35V
SOD-323
10V0 D52
SOD-323
CON_HOLE_156 C118 C119 C120
10V0
16X35MM 16X35MM 16X35MM
3300U 3300U 3300U R146
100R
35V 35V 35V
R211
0805
100R
0805
C121
+14V
RAD .2in
100U
25V
C122
8 -14V
RAD .2in
W17H 9
100U
25V
4 5 6 7
8 9 10
R202
W125
4K99
0805
U9A
MC33078
R204
1 2
7817
-
W17A 9
W125
4K99
0805
R205
3
+
W125
4K99
0805 R206
W125
1
4K99
Amp+Out
6 W4A 0805
4
Amp-Out
6 W4D
R207
W125
4K99
0805
+14V U9B
MC33078 MC33078
R208
2 6
7817 7817
-
W17B 9 W125
V+
4K99
U9C
0805
SGnd R209 5
V-
+
W125
-14V
4K99
0805
+14V
TP3
-14V
TP4
+24V
TP5
TP9
-24V
8 9 10
11 12 13
L
Satellite Power Amp.SchDoc
1
Amp In
GND In
SO8
SHUTDOWN
L11
Amp Out
+24V
L_Amp_Gnd
PSG GND Out
-24V
Bias+L
Bias-L
Bias-R
Bias+R
R
Amp In
GND In
7
SO8 SO8
SHUTDOWN
L12
R210
W125
Amp Out
4K99
R_Amp_Gnd
+24V
0805 GND Out
PSG
-24V
Satellite Power Amp.SchDoc
U_PowerSupply
400W_LLC.SchDoc
PSG
+24V
-24V
11 12 13
14 15 16 17
8196
3.8UH
10X10MM
L_Amp_Out 3
6 W4C
6
6 W4F
8196
3.8UH
10X10MM
R_Amp_Out 5
6 W4E
2
6 W4B
ECAD INCIDENTAL DOCUMENTATION
ECO.SchDoc Documentation.SchDoc
Micro PA Amplifiers
Section:
EXM400
Product(s):
PCB# X8023 Rev# V04 Sheet 1 Of
Date Modified: 4/4/2016 Filename: Top Sheet.SchDoc
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