NAD M12 Service Manual page 57

Digital preamp mic
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R
7
0
4
2
R
6
8
2
R7024, R7038, R7041
R7013, R7026, R7046, R7134
C
7
0
0
, 0
C
7
0
1
2
C
7
0
0
4
C
4
2
, 4
C
7
2
, 9
C
7
3
4
C
6
5
, 1
C
7
0
9
S
W
7
0
0
0
J
7
0
0
2
J
7
0
0
3
J
7
0
0
1
J
4
0
1
U
S
B
F
a
s
i c
( a
) 2
PCB-11: PSU BOARD
C
R I
C
U
T I
N
O
.
D
1
0
2
D
1
0
3
D104,D105,D106,D107
D108,D109,D110,D111
D112,D113,D114,D115
D116
D
1
1
7
D
1
1
8
D
1
1
9
D122,D123,D124,D125
D126,D127,D128,D129
D130,D131
D
W
1
0
1
D
1
0
1
D
1
2
0
D
1
2
1
D
1
3
2
Q101, Q2102 Q103
Q104 Q105, Q106
Q
1
1
, 4
Q
1
1
5
Q
1
1
, 6
Q
1
1
7
Q118 Q119
Q
1
2
, 0
Q
1
2
1
Q
1
0
, 7
Q
1
0
9
Q
1
0
8
Q110, Q111, Q112,
Q113
OP101 OP102
C I
1
0
2
C I
1
0
3
C I
1
0
4
U
1
0
1
C I
1
0
1
0
7
9 -
2
0
0
2
0 -
2
C
h
p i
R
0
7
9 -
0
3
3
0
1 -
0
C
h
p i
R
07-90820-10
Chip Resistor NET
07-90121-10
R Networks
CAPACITOR
0
6
2 -
2
1
6
0
0 -
5
A
u l
E
e l
0
6
3 -
3
1
2
1
0 -
6
A
u l
E
e l
0
6
3 -
3
1
6
0
1 -
3
A
u l
E
e l
0
6
3 -
3
1
6
0
1 -
4
A
u l
E
e l
CONNECTORS
1
1
0 -
4
1
0
1
0 -
5
T
A
C
T
1
3
1 -
2
5
1
0
2 -
2
C
o
n
n
e
J
1
7
0 -
8
0
0
1
5 -
8
U
S
B
c
1
7
0 -
8
0
0
1
0 -
7
U
S
B
S
1
3
1 -
2
5
2
0
0 -
1
H
e
a
d
r e
MECHANICAL PARTS
67-230007-0A
USB Fasica
80-230007-0
USB Fasica
65-230007-0
USB Fasica
67-114001-0
PCB Terminal
6
1
0 -
2
3
1
0
6
0 -
S
e
f l
T
a
76-230002-0
Insulation Pad
85-127002-0
RIVET-PLAST
P
A
R
T
N
O
.
01-19208-00
02-19208-00
A16-19208-22
SMPS-PCB
DIODES
3
3
2 -
0
0
2
0
0 -
0
S
u
p
r e
Transient Voltage
3
3
0 -
0
2
0
0
0 -
1
Suppressor
33-40321-00
Switch Diode
3
3
2 -
0
0
3
6
0 -
0
I D
O
D
E
3
3
4 -
4
1
4
8
1 -
7
S
w
c t i
h
3
3
3 -
0
0
6
2
0 -
0
R
e
c
i f i t
r e
33-40054-02
Schottky Rectifier Diode
33-20316-01
High speed Diode
3
3
1 -
1
8
0
0
3 -
0
Z
e
n
r e
Fast-Recovery Rectifier
3
3
2 -
0
1
0
7
0 -
0
Diode
3
3
3 -
0
6
6
2
0 -
2
R
e
c
i f i t
r e
3
3
2 -
0
2
0
6
0 -
0
S
C I
I D
3
3
2 -
5
4
0
6
0 -
0
D
o i
d
e
TRANSISTORS
31-80725-00
Transistors
3
1
0 -
0
8
5
6
0 -
3
T
a r
n
s
t s i
3
1
0 -
0
8
1
7
1 -
6
T
a r
n
s
t s i
31-80716-00
Transistor
3
1
0 -
0
8
4
6
0 -
2
T
a r
n
s
t s i
3
1
0 -
1
0
5
0
0 -
0
N
-
C
h
a
3
1
0 -
1
8
5
0
0 -
2
N
c -
h
M
31-00266-00
N-ch MOSFET
IC
A03-00817-07
Photo Coupler
0
3
0 -
0
4
3
1
0 -
5
S
h
u
t n
0
3
0 -
7
9
3
0
0 -
0
P
F
C
-
C I
0
3
0 -
0
4
9
4
0 -
2
P
o
w
r e
0
3
0 -
7
8
1
5
0 -
8
V
l o
a t
g
0
3
0 -
0
2
7
4
0 -
0
P
o
w
r e
RESISTOR
57
e
s
t s i
r o
2
0
K
Ÿ,1206,1/4W,±1%,RC1206FR-0720KL
e
s
t s i
r o
N
e
w t
o
k r
3
3
Ÿ×4, ±5%, 0603×4
82Ÿ,0603X4,±5%,YC164-JR-0782RL
120R,0603X4,1/10W,±1%
t c
o r
y l
c i t
C
a
p
a
t i c
r o
H
C
N
6 ,
V
3
2 ,
2
0
t c
o r
y l
c i t
C
a
p
a
t i c
r o
C
D
2
8
9
3 ,
3
0
u
F
t c
o r
y l
c i t
C
a
p
a
t i c
r o
U
L
R
3
3
7
M
0
J
F
330uF,6.3V,±20%,105
t c
o r
y l
c i t
C
a
p
a
t i c
r o
,RS80J331MDN1JT/FP-6R3RE331M-
S8JT
S
W
T I
1 -
1
0
2
A
1 -
1
6
Pitch=2.54mm, 2x5Pin,
t c
r o
S
o
k c
t e
CNT-M254-2*5-GS-5.8/3-N
o
n
n
e
t c
r o
2
9
2
3
0
4
1 -
o
k c
t e
U
A
R
2
0
4 -
W
2
1
CNT-M254-2*10-GS-6/3-N, Pitch=2.54mm,
2*10Pin
SECC-N5,T=1.2mm
SECC-N5,T=1.2mm
SECC-N5,T=1.2mm
SECC-N5 T=1
p
n i
g
S
c
e r
w
s
S
T
B
3
×
6
PC UL94V-0, 168x80.5mm, T=0.4mm
RIVET PLASTIC SNAP ITW #254
D
E
S
C
R
P I
I T
VM1.1, FR-4,1.6mm,2Layers, 2oz,TG130,
219×106mm
F
a
t s
R
e
c
i f i t
r e
D
o i
d
e
B
Y
G
2
0
J
E -
3
T /
P4SMA200A
BAS321
S
M
D
S
S
3
6
B
D
o i
d
e
1
N
4
1
4
8
W
-
N
R
r B
d i
g
e
S
M
D
B
6
, S
0
8 .
A
6
0
BAT54J
BAS316
D
o i
d
e
1
8
, V
3
W
,
±
5
FR107, DO-41
r B
d i
g
e
G
B
U
6
0
6
6 ,
A
6
O
D
E
C
3
D
0
2
0
6
0
A
6
1
N
5
4
0
6
R
L
3
A
BC807-25
r o
B
C
8
5
6
B
W
S
O
r o
B
C
8
1
7
1 -
6
S ,
O
BC807-16
r o
B
C
8
4
6
B
W
S
O
n
n
l e
M
O
S
F
E
T
F
D
P
F
1
0
N
5
0
F
O
S
F
E
T
F
D
P
F
1
8
N
5
, 0
AOT266L 60V 78A
EL817S(B)(TA)-F
R
e
g
l u
t a
r o
T
L
4
3
1
C
D
B
Z
R
F
A
N
7
9
3
0
B
M
X
c
o
n
r t
l l o
r e
C I
T
L
4
9
4
C
D
R
e
R
e
g
u
a l
o t
s r
K
A
7
8
R
1
5
C
T
U
c
o
n
r t
l l o
r e
C I
T
N
Y
2
7
4
P
N
u
F
± ,
2
0
%
F ,
3
5 .
2 ,
5
V
± ,
2
0
%
,
0
8
R
R
3 ,
3
0
u
F
6 ,
V
3
± ,
2
0
%
0
0
/ 0
G
L
5
6
S
0
5
O
N
R
3
S ,
O
D
1
2
3
0
V
%
,
S
M
A
0
0
V
0
0
V
2 /
A
6
0
0
V
T
3
2
3
T
2
3
T
3
2
3
, T
5
0
0
, V
9
A
5
0
0
, V
1
8
A
_
G

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