AGND
OPTO_DET
ANA_DET
R
X
2
IN
2+
IN
1+
-12V
+12V
3V3D
VCL-
VCL+
DCERR-
nAMPON
PSUFa
PH
I_
L
PH
I_
R
R
CA
_R
R
CA
_L
+7VA
-7VA
AGND
SU
B I
N
1
2
3
4
5
6
7
8
9
10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
J701
To Preamp board J105
AGND
OPTO_DET
ANA_DET
R
X
2
IN
2+
IN
1+
-12V
+12V
3V3D
VCL-
VCL+
DCERR-
nAMPON
PSUFa
PH
I_
L
PH
I_
R
R
CA
_R
R
CA
_L
+7VA
-7VA
AGND
SU
B I
N
1
2
3
4
5
6
7
8
9
10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
J702
To output board J305
5VS
5VS
1
2
3
4
5
6
7
8
9
10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
J601
To Output board
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
J602
To UcD102 MODULE
AGND
+35V
-35V
IN1-
IN1+
IN2+
IN2-
VDR_EXT
nAMPON
DCERR-
C494
47U/16V
C495
47U/16V
C497
220N
C498
220N
J603
100 C SWITCH
+
+
2. CONNECTING 2 BOARD
3.
CONNECTOR BOARD
15
Содержание D 3020
Страница 1: ...NAD SERVICE MANUAL D3020 Hybrid Digital Amplifierr...
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