L900
FB
3V3S
C901
10U/10V
L901
FB
C905
2.2U
GND
PDET
LED_CLK
LED_PWM1
LED_PWM2
LED_DATA
LED_CS
5VD
5
6
3
1
4
2
U902
NC
5VD
R905
NC
GND
R903
NC
3V3S
IRF
R904
N
C
C903
NC
verticality senser
GND
R913
10K
q1 1
q2 2
q3 3
q4 4
q5 5
q6 6
q7 7
gnd 8
q'h
9 /sclr
10 sck
11 rck
12 /g
13 ser
14 q0
15 vcc
16
U905
74HC595
GND
C906
100N
GND
5VD
q1 1
q2 2
q3 3
q4 4
q5 5
q6 6
q7 7
gnd 8
q'h
9 /sclr
10 sck
11 rck
12 /g
13 ser
14 q0
15 vcc
16
U906
74HC595
GND
C909
100N
GND
GND
C908
NC
D907
COAX
D908
USB
D909
OPTO1
D910
OPTO2
D912
AUX2
D904
40
A
A
K
K
D900
BASS
D901
100
D902
80
D903
60
GND
GND
C902
100N
a1
1 gnd
2 a2
3
y2 4
vcc 5
y1 6
U901
NC7WZ17
GND
GND
C904
100N
a1
1 gnd
2 a2
3
y2 4
vcc 5
y1 6
U903
NC7WZ17
R902C
100R
R902A
100R
R902D
100R
R902B
100R
5VD
5VD
5VD
5VD
R907
100R
R908
100R
R912
100R
R911
100R
R910
100R
R917
100R
R920
100R
R921
100R
R916
100R
Q900
2SC3326
GND
GND
C911
100N
a1
1 gnd
2 a2
3
y2 4
vcc 5
y1 6
U907
NC7WZ17
5VD
5VD
5VD
5VD
R922
2K2
C910
100P
GND
R936
100R
D911
AUX1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J904
TO Preamp J100
LED_D1a
LED_D2a
LED_D3a
GND
GND
C907
100N
a1
1 gnd
2 a2
3
y2 4
vcc 5
y1 6
U904
NC7WZ17
R906C
100R
R906D
100R
5VD
5VD
LED_D3
LED_D2
LED_D1
D913
BT
D905
20
D906
0
R909
100R
R915
100R
R918
100R
R919
100R
R914
100R
PWM
GND
a0
1 a1
2 a2
3 /g2a
4 /g2b
5 g1
6 y7
7 gnd
8
y6 9
y5 10
y4 11
y3 12
y2 13
y1 14
y0 15
vcc 16
U908
74HC138
R924B
100R
R925C
100R
R925D
100R
R924A
100R
C912
100N
R924C
100R
R924D
100R
5VD
GND
LED_D3
LED_D2
LED_D1
5VD
GND
C920
100pF
C921
100pF
GND
R925A
100R
R925B
100R
1
2
3
4
8
7
6
5
FB902
100M/600R
1
2
3
4
8
7
6
5
FB901
100M/600R
1
2
3
4
8
7
6
5
FB900
100M/600R
C900
470nZ
D
1
G
2
V
3
U900
GP1UV701QS
R900
100R
R90
1
10
R
GND
GND
R937
100R
R939
100R
R941
100R
R938
100R
R944
100R
R943
100R
R942
100R
R940
100R
R945
100R
R946
100R
R948
100R
R947
100R
R949
100R
R950
100R
D918
COAX
D919
USB
D920
OPTO1
D921
OPTO2
D923
AUX2
D925
BASS
D922
AUX1
D924
BT
D929
40
D926
100
D927
80
D928
60
D930
20
D931
0
R952C
100R
R952D
100R
R952A
100R
R952B
100R
8.FPP BOARD
18
Содержание D 3020
Страница 1: ...NAD SERVICE MANUAL D3020 Hybrid Digital Amplifierr...
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