YORKVILLE EXM70 Service Manual page 26
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Also See for EXM70:
- Service manual (70 pages) ,
- Owner's manual (14 pages) ,
- Owner's manual (12 pages)
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1
2
3
A
B
C
D
E
Ch-
Ch+
ChIG
F
G
H
I
J
K
1
2
3
4
5
6
7
D1
R27
W100
R27Value
4V7
0603
SOD123
R29
W125
Q1
100K
MMBTA92
0805
8165
SOT-23
7828
R34
+_
W125
249R0
Vout
0805
R37
-_
W125
LM13700MX
R39
249R0
475K
U1 in Ch1 and Ch2
0805
U2 in Ch3
Vref3
Vref3
0805
(See Top Sheet)
R40
W125
100K
0805
-15V
R46
R47
R48
W125
W125
W100
249R0
562R0
4K99
0805
0805
0805
C25
13
-
0805
U4D
ChIG
R55
14
W100
12K1
12
SO14
+
MC33079D
0603
C28
7668
0805
R57
R58
R59
W125
W125
W100
249R0
562R0
4K99
0805
0805
0805
Vref2
Vref2
+15V
C31
100N
50V
0805
V+
C32
0805
Each part in this schematic
V-
SO14
U4E
section is appears three times
MC33079D
7668
on the PCB. Ch1 input
-15V
connects to these parts with
an A suffix, Ch2 to the same
parts having a B suffix and Ch
3 to parts with a C suffix.
4
5
6
7
8
9
10
U1 in Ch1 and Ch2
R28
U2 in Ch3
C
100K
(See Top Sheet)
0805
Q2
B
7828
R32
LM13700MX
W100
BC847C
2K74
BC847C
0805
SOT23
D6
R35
C21
RLZ7.5B
270K
63V
7V5
0603
0W5
2U2
-15V
C23
Level
P1A
T
M
330P
50V
0805
20K
4483
5C
R52
R53
W100
100R
12K1
0805
2
0603
-
C27
1
SO14
3
16V
+
R56
U4A
33U
47K5
MC33079D
RAD .2in
0805
7668
8
9
10
11
12
13
D2
PMLL4148
PG
+15V
D11
SOD80
SOD-323
R30
18V0
10K0
0603
D4
D3
Q3
PMLL4148
22V0
SOD80
SOT-23
BC847C
Clip
BC847C
SOT23
D32
R38
10K0
0603
PMLL4148
SOD80
R41
R206
W100
W125
1K0
3K92
C24
0805
0805
B
100U
R50
16V
0805
40K2
R54
8X7MM .2in
W125
C128
82K5
0805
100P
50V
C29
C30
0805
0805
6
-
16V
7
10U
5X7MM .2in
5
SO14
+
U4B
MC33079D
R60
7668
W125
8K25
0805
R64
T
W100
6K80
P2A
0603
1B
10K
4472
.
Mono Channels (Common Parts)
Section:
EXM70
Product(s):
PCB#:
M1614
Modified:
11/7/2017
11
12
13
14
15
16
17
SPCR1
LD1
R1
W100
0805
1K0
RED
6405
.
Q4
R31
MMBTA14LTIG
W100
7701
2K74
0805
SOT-23
R33
4K99
0805
-15VL
C22
100N
50V
R42
R43
0805
W100
W100
4K99
1K0
0805
0805
C143
10P
50V
0402
R45
R49
W125
W125
0805
4M7
40K2
0805
C26
R83
9
-
ChOut
W125
8K25
1N
50V
8
0805
0805
10
SO14
+
U4C
MC33079D
7668
R61
W100
10K0
0603
BusGnd
R65
B
W125
8K25
P3A
0805
1B
10K
4472
R66
.
FX
W100
4K99
0805
P2B
P1B
P3B
.
Rev#:
V01
EML Rev#:
01
Sheet
1
Of
19
File:
MonoChannel.SchDoc
Tmp Rev:
V031
14
15
16
17
A
B
C
D
E
F
G
H
I
J
K
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