NAD D 7050, Service Manual

Page: 19 / 48

-
6
+
5
7
N JW 4580
U 27B
-
2
+
3
1 V
cc
8
V
ss
4
N JW 4580
U 27A
LA _REF0
LA _REF1
LA _REF2
3k32
R38
3k32
R39
53k6
R40
4n7
C157
G N D
100uF
C149
15R
R41
1nF
C158
G N D
47R
R42
A 5V
N 5V
G N D
6n8F
C159
G N D
470pF
C148
3k3
R37
1uF
C35
1uF
C36
G N D
A 5V
N 5V
G N D
47R
R48
300R
R86
R 8 9
8 2 0 R J
Q 10 2 2
D T A 114
R 9 0
3 3 K
Q 15
D T C 114
P5V
R 9 1
10 0 R J
C 5 7
1N
R 8 8
10 K J
D 7
S 1G M 4
C42
1000U/16V
Q 8
2 S C 3 3 2 6 A
D 3
1S S 3 5 2
R 8 7
8 2 0 R J
Q 17
2 S C 3 3 2 6 A
R 9 4
8 2 0 R J
D 14
1S S 3 5 2
RA _REF0
RA _REF1
RA _REF2
3k32
R111
3k32
R119
53k6
R120
1nF
C92
G N D
100uF
C79
15R
R135
1nF
C95
G N D
47R
R136
G N D
6n8F
C96
G N D
470pF
C78
3k3
R106
47R
R137
300R
R95
D A CL
D A CR
1
2
3
4
5
6
7
8
P2
H eader 8
G N D
PH _D ET
D A C_M U TE
N 5V
A 5V
D 6
1S S 3 5 2
C305
220U /10V
C306
220U /10V
TO FPP H D PH O N E JA CK
G N D
G N D
G N D
D11
1N4148
3
4 2
RL1002A
HFD4/5-SR
6
5 7
RL1002B
HFD4/5-SR
1
8
RL1002C
HFD4/5-SR
G N D
G N D
P5V
Q 16
D T C 114
G N D
Q 9
D T C 114
R 9 3
4 K 7
G N D
N 5V
1.AMP BOARD VM2.1(7/ 8 )
DDFA DAC VM1.2
18