
C912
104
+5VD
D907
MBRS540 C919
1000UF/16V
C922
1000UF/10V
C913
104
1
1
2
2
3
3
4
4
K901
DH1U12d1
D905
LL4007G
PGND1
+12VP
U903
PC817
C909
100nF
D902
UF4006
C905
104
C907
1000uF/10V
BP
2
S
5
S
6
D
4
UV
1
S
7
S
8
U902
TNY274PN
R907
100R
R906
1k
C904
10uF/400V
PGND1
PGND1
PGND1
C908
1000uF/10V
+5VS
D904
1N5822
C906
47UF/50V
D903
MUR120
R904
22K
L901
3~5uH
D901
P6KE200A
C911
104
C910
104
2
3
1
IC901
TL431
R910
5.1K
R908
10k
R909
5.1K
1
8
6
2
5
4
T901
EE16
U901
PC817
C902
104
STB
C903
100uF/25V
+12VP
C901
104
+5VS
R901
47K
R902
4.7K
R903
470R
Q901
647
PGND1
PGND1
CY901
1nF
1
2
3
4
L902
10mH
CX902
220nF/250VAC
TH901
5D-11
2
1
3
4
D906
KBP208
ZV901
471KD14
R911
330k
C926
2200uF/16V
1
2
3
J901
CON3
R918
330k
R917
330k
1
2
3
4
L903
6mH
CX901
220nF/250VAC
C928
102
R924 62R
C918
100uF/400V
CY902
1nF/1KV
CY904
1nF/1KV
C917
10nF/1kV
R914
47k/3W
R922
6.8R
C924
100nF
R925
1K
R928
12K 1%
C929
104
R927
10k
2
3
1
IC902
TL431
D909
1n4007
D910
MURS120
R926
1k
R913
750K
R919
6.8k
C
1
L
2
X
3
S
4
F
5
D
7
U905
TOP246Y
C925
4.7uF/50V
C923
47uF
U906
PC817
R920
750K
R921
680K
R929
3.3k 1%
L904
22uH
C927
2200uF/16V
CY903
1nF/1KV
1
9
3
5
4
8
6
2
10
7
T902
ERL28
0
1
S901
0
1
S902
TH902
5D-11
+12VD
0
1
S903
2
1
3
4
BR902
0.8A600V
AC1
AC2
AC1
AC2
D911
MUR1620
R905
100R
R912
100R
C916
104
C930
104
+12VD
+12VD
GND
GND
+5VD
GND
1
2
3
4
5
6
7
8
9
J902
CON9
+5VD
+5VS
STB
R916
1.6K 1%
Vi
1
Vo
2
g
3
Vd
4
U904
KA278R05C
R915
10K
R930
75K
C931
220F/1kV
smps
board schematic
Содержание M52
Страница 1: ...NAD SERVICE MANUAL M 52 M 52 Digital Music Vault Digital Music Vault ...
Страница 16: ...keyboard Layout ...
Страница 17: ...DCDC board layout ...
Страница 18: ...SMPS board layout ...