NAD M27 Service Manual page 53

Seven chanel amplifier
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MECH19, MECH20, MECH21,
MECH22, MECH23, MECH24,
MECH25, MECH26, MECH27,
MECH28
MECH14, MECH18
MECH3, MECH4
PCB-9:SMPS STB-1 BOARD
C
R I
C
U
T I
N
O
.
D
3
0
1
D
3
0
6
D
3
0
4
D
3
0
5
D
W
3
0
1
D
3
0
2
D
3
0
3
C I
3
0
2
O
P
3
0
1
C I
3
0
3
C I
3
0
1
66-355001-0
Heatsink Spring Clip
70-355003-0
Plate Heatsink
78-355003-0
Insupad
78-355001-0
Insupad
78-355002-0
Insupad
63-020309-0
Washer Spring
63-010308-1
Plain Washer
62-010302-0
NUT M3 IIN934
78-251006-0
Insupad
86-251001-0
tape adhesive copper
21-06181-00
Link(φ0.6)
85-138102-0
Nylon Spacer
85-138103-0
Nylon Spacer
85-355001-0
Threaded Spacer
62-110302-0
Plastic NUT
94-355008-0
PCB Voltage Label
P
A
R
T
N
O
.
A16-32708-21
SMPS STB-1 PCB
DIODES
3
3
3 -
0
0
6
2
0 -
0
B
R
D I
G
3
3
4 -
4
1
4
8
1 -
7
S
w
c t i
h
3
3
4 -
0
3
2
1
0 -
0
S
w
c t i
h
3
3
2 -
0
0
3
6
0 -
0
S
c
h
o
t t
3
3
1 -
2
0
0
0
0 -
3
Z
e
n
r e
Super Fast Rectifier
3
3
2 -
0
0
2
0
0 -
0
Diode
Transient Voltage
3
3
0 -
0
2
0
0
0 -
1
Suppressor
IC
0
3
0 -
0
4
3
1
0 -
5
R
e
g
l u
t a
A
0
3
0 -
0
8
1
7
0 -
3
P
h
o
o t
Automatic X Cap
0
3
0 -
0
0
1
7
0 -
1
Discharge IC
0
3
0 -
0
2
7
4
0 -
0
P
o
w
r e
RESISTOR
53
Stainless steel T=0.6mm
AL1050A,T=3mm
HF300P1.0, 55×30mm
49X55X0.5mm, 5W/Mk
58X55X0.5mm
GB/T 93 Φ3
φ3,0.8mm
M3
Silicon(Grey),20X26mm
19 mm
L=18mm
3-10mm Nylon
3-7.5
TPS-10
Nylon66,M-3
39x13mm
D
E
S
C
R
P I
I T
O
N
VM1.0,FR-4,1.6mm,2
Layers,2oz,TG130
E
R
E
C
T
F I
E I
R
B
6
, S
0
8 .
A
6
0
0
V
D
o i
d
e
1
N
4
1
4
8
W
-
N
R
D
o i
d
e
B
A
S
3
2
1
y k
R
e
c
i f i t
r e
D
o i
d
e
S
S
3
6
B
D
o i
d
e
S
M
D
2
0
, V
3
W
,
B
Z
G
0
3
C
BYG20J-E3/TR3
P4SMA200A
r o
T
L
4
3
1
C
D
B
Z
R
C
o
u
l p
r e
P
C
8
1
7
B
CAP017DG-TL SO-8 CAP017DG-TL
c
o
n
r t
l l o
r e
C I
T
N
Y
2
7
4
P
N
2
0

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