Electrical Parts List - NAD D7050 Service Manual

Direct digital network amplifier
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ELECTRICAL PARTS LIST

PCB- 1 : AMP BOARD
PART NO.
CIRCUIT NO.
PCB INFO
A16-23301-23
DIODES
D
, 1
D
, 2
D
, 4
D
1
5
3
3
2 -
4
0
2
0
D3, D6, D14, D1003, D1004, D1010,
3
3
4 -
0
3
5
2
D1011, D1014, D1015, D1016, D1017
D
7
3
3
2 -
0
0
0
4
D8_Ch0, D8_Ch1, D908_Ch0,
3
3
1 -
6
2
0
9
D908_Ch1
D9_Ch0, D9_Ch1
33-20054-04
D10_Ch0, D10_Ch1
33-20054-05
D
1
2
_
C
h
, 0
D
1
2
_
C
h
1
3
3
4 -
0
0
9
9
D904_Ch0, D904_Ch1, D906_Ch0,
33-20001-08
D906_Ch1
D
1
, 3
D
1
, 8
D
1
0
0
, 1
D
1
0
0
, 2
D
1
0
2
1
3
3
1 -
4
7
0
9
D1009, D1110, D1023, D504
33-20036-00
D
1
0
1
, 8
D
1
1
1
2
3
3
0 -
0
3
3
0
D1019, D1020, D1022
33-40054-02
D
1
1
1
3
3
3
2 -
0
0
1
2
D
1
, 1
D
1
0
0
5
3
3
4 -
4
1
4
8
MOSFET
Q
1
3
1
0 -
0
0
0
3
Q
, 2
Q
, 3
Q
, 4
Q
5
3
1
0 -
7
0
0
2
Q
6
_
C
h
, 0
Q
6
_
C
h
1
3
1
0 -
0
7
1
7
Q
7
_
C
h
, 0
Q
7
_
C
h
1
3
1
0 -
0
7
1
1
TRANSISTOR
Q
, 8
Q
1
7
3
1
0 -
2
1
1
4
Q
1
1
_
C
h
, 0
Q
1
1
_
C
h
1
3
1
0 -
0
8
5
6
Q9, Q15, Q16, Q18, Q1003, Q1006,
31-00114-05
Q1008, Q1009, Q1007
Q
1
0
0
, 1
Q
1
0
2
2
3
1
0 -
0
1
1
4
Q
1
0
0
, 0
Q
1
0
1
, 3
Q
1
0
1
4
3
1
0 -
1
0
1
5
Q
1
0
1
, 0
Q
1
0
1
, 1
Q
1
0
1
, 2
Q
1
0
1
, 5
Q
1
0
1
6
3
1
0 -
1
8
1
5
ICS
U
2
0
0
3
0 -
0
7
3
4
U
1
, 3
U
2
4
0
3
0 -
5
4
3
0
U
1
0
3
2 -
0
0
4
0
U
2
0
3
0 -
0
3
3
9
U
3
0
3
0 -
0
8
0
0
U
4
0
3
0 -
5
9
0
0
U5, U6_Ch0, U6_Ch1, U7_Ch0,
03-07178-01
U7_Ch1, U8_Ch0, U8_Ch1, U10, U14
U
, 9
U
1
1
0
3
0 -
4
0
4
0
U
1
, 2
U
1
6
0
3
0 -
7
8
6
5
U19, U21, U22, U23
03-01117-35
U
2
5
0
3
0 -
0
3
3
7
U
2
7
0
3
0 -
5
5
3
2
U
1
0
0
2
0
3
0 -
8
4
1
6
U
1
0
0
4
0
3
0 -
2
4
6
4
U
1
0
0
4
0
3
0 -
2
4
6
4
U
1
0
1
9
0
3
0 -
2
4
6
4
U
1
0
0
6
0
3
0 -
1
0
2
0
U
1
0
0
8
0
3
0 -
2
1
6
2
U
1
0
0
9
0
3
5 -
4
2
8
6
U
1
0
1
0
0
3
0 -
0
1
6
5
AMP PCB
0 -
1
I D
O
D
E
0 -
1
S
w
c t i
h
D
o i
d
e
0 -
1
I D
O
D
E
1 -
5
Z
e
n
r e
D
o i
d
e
Schottky Rectifier Diode
Schottky Rectifier Diode
0 -
2
S
w
c t i
h
D
o i
d
e
Rectifier Diode
1 -
0
Z
e
n
r e
D
o i
d
e
Schottky Rectifier Diode
0 -
1
E
S
D
I D
O
D
E
Schottky Rectifier Diode
Surface Mount Schottky Barrier
0 -
1
Rectifier
1 -
7
S
w
c t i
h
D
o i
d
e
0 -
1
D
u
l a
F
E
T
0 -
1
J
F
E
T
0 -
2
D
u
l a
F
E
T
0 -
2
D
u
l a
F
E
T
0 -
1
T
a r
n
s
t s i
r o
0 -
7
T
a r
n
s
t s i
r o
Digital transistor
0 -
1
D
i g i
a t
t l
a r
n
s
t s i
r o
0 -
3
t l
a r
n
s
t s i
r o
0 -
3
t l
a r
n
s
t s i
r o
0 -
1
B
u
f f
r e
0 -
1
S
T
E
- P
D
O
W
N
C
O
N
V
E
R
T
E
R
DDFA Advanced Feedback
0 -
1
Processor
0 -
4
Q
u
a
d
D
f i
e f
e r
t n
l a i
C
o
m
p
a
a r
o t
s r
0 -
2
D
D
F
A
M
o
d
l u
t a
r o
0 -
1
V
l o
a t
g
e
e r
g
l u
t a
r o
Tinylogic Triple Buffer with Schmitt
Trigger
Precision Micropower shunt
2 -
5
voltage reference
0 -
1
L
o
g
c i
G
a
e t
i C
c r
u
t i
Adjustable voltage regulator
0 -
1
3
T -
r e
m
n i
l a
R
e
g
l u
t a
r o
0 -
3
D
u
l a
O
P
A
M
P
0 -
2
D
g i
t i
l a
A
u
d
o i
R
e
c
e
v i
r e
1 -
6
B
U
S
E
E
P
R
O
M
0 -
2
B
U
S
E
E
P
R
O
M
0 -
2
B
U
S
E
E
P
R
O
M
0 -
1
U
S
B
t S
e r
a
m
n i
g
C
o
n
r t
l l o
r e
0 -
8
P I
O
D
C I
2A DUAL NON-SYNCHRONOUS
0 -
1
CONVERTER
8-Bit Serial or Parallel-Input/
0 -
1
Serial-Output Shift Register
33
DESCRIPTION
VM1.2,FR-4,Four Layers
1.6mm,,TG130,150mmX212mm,
S
D
M
4
0
E
2
0
L
S
7 -
F -
1
S
S
3
5
2
T (
P
H
, 3
) F
1 ,
S
S
3
5
5
T
E
1 -
7
S
1
G
B
Z
X
8
4
C
6
V
2
7 -
F -
BAT54C-7-F,SOT-23
BAT54A-7-F,SOT-23
B
A
V
9
9
7 -
F -
S1D,200V,1A
4
V
7
1 ,
2 /
W
,
L
L
3
4
SS36B
P
E
S
D
3
V
3
L
1
B
A
BAT54J
SS12 SMA
1
N
4
1
4
8
W
-
N
R
S ,
O
D
1
2
3
Z
X
M
C
3
A
M
C
T
A
2
N
7
0
0
2
Z
X
M
P
7
A
1
7
K
T
C
D ,
P
A
K
2
Z
X
M
N
7
A
1
1
K
T
C
D ,
P
A
K
2
2
S
D
2
1
1
4
- K
W
S ,
O
T
2
, 3
T
a
p
e
B
C
8
5
6
B
7 -
F -
DTC114EKA
D
T
A
1
1
4
E
K
A
A
1
0
1
5
S
O
T
2
3
C
1
8
1
5
S
O
T
2
3
N
C
7
N
Z
3
4
K
8
X
T
P
S
5
4
3
0
D
D
A
R
ZXCZA200JC40TA(CSRA6600A01-
IQQD-R)
L
M
3
3
9
A
D
R
ZXCZM800QPATR(CSRA6601A01-
CPSA-T)
L
P
5
9
0
0
S
D
3 -
3 .
N /
O
P
B
NC7NZ17K8X
LM4040DIM3-2.5 NOPB
N
C
7
S
V
8
6
P
5
X
S ,
C
7 -
0
ZLDO1117KTC
L
M
3
3
I 7
M
, P
S
O
T
2
2
3
N
E
5
5
3
2
D
R
S
O
C I
8
C
S
8
4
1
- 6
C
Z
Z
2
4
L
C
6
4
I -
S /
N
2
4
L
C
6
4
I -
S /
N
2
4
L
C
6
4
I -
S /
N
T
A
S
1
0
2
0
B
P
F
B
M
F
3 I
4
1
S
2
1
6
2
TPS54286PWP
HC165

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