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11. PHONO BOARD
27
7
8
RL9501C
D9501
1N4148
RL9500C
D9500
1N4148
R9517
470R
C9505
180P NPO
R9512
100R
1
3
2
RL9500A
L9500
1mH
2
3
1
U9500A
NE5532
C9511
24N 1% CBB72A
R
951
0
68K
4
6
5
RL9500B
Q9519
DTC114
Q9518
DTC114
8
4
U9500C
NE5532
1
2
3
4
5
6
7
8
9
10
P9501
Header 5X2
MRGND
5VRM
5VRM
MM/MCM
12M
MRGND
MRGND
C9518
100n X7R
C9520
100n X7R
+12VM
-12VM
MGND
C9506
820P NPO
C9509
100U/10V
C9504
100U/10V
R
951
1
68K
Q9502
2SC2240
Q9503
2SC2240
Q9505
2SA970
Q9504
2SA970
R9507
27R
R9505
390R
R9509
NC
Q9501
2SA970
C9503
100P
Q9506
2SC2240
C9510
100P
R9501
220
R
R9523
220
R
C9500
470U/10V
R
950
4
47K
R
951
8
47K
R9500
590
R
R9522
590
R
C9516
470U/10V
MGND
MGND
Q9507
2SA970
Q9500
2SC2240
R9503
16K
R9520
16K
R9521
3K
R9502
3K
C
95
0
2
100
U
/
16V
C9514
100U/16V
MGND
MGND
C9513
100N X7R
C9501
100N X7R
L9501
3.7mH
R9513
47K
R9508
330R
C
950
8
18
0P N
PO
C9512
6N8 5% ASS21
R9515
133K
R9516
11K
R
951
9
255
R
C9
5
1
5
100
U
/10
V
MGND
R
951
4
82R
MGND
R9506
560R
C9507
2N2 5% ASS21
MGND
MGND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
P9500
PHONO MOD
MGND
+12V
-12V
MGND
LIN
RIN
LO
RO
Q9508
2SC2240
R9524
1K
C
95
2
2
100
U
/16
V
MGND
C
95
2
4
100
U
/16
V
Q9509
2SA970
R9527
1K
C9521
100N X7R
C9523
100N X7R
MGND
MGND
MGND
R9525
1K
R9526
1K
MGND
MGND
R9545
470R
C9530
180P NPO
R9540
100R
1
3
2
RL9501A
L9502
1mH
U9500B
NE5532
C9536
24N 1% CBB72A
R9
53
8
68K
4
6
5
RL9501B
C9531
820P NPO
C9534
100U/10V
C9529
100U/10V
R9
53
9
68K
Q9512
2SC2240
Q9513
2SC2240
Q9515
2SA970
Q9514
2SA970
R9535
27R
R9533
390R
R9537
NC
Q9511
2SA970
C9528
100P
Q9516
2SC2240
C9535
100P
R9529
220
R
R9551
220
R
C9525
470U/10V
R
953
2
47K
R
954
6
47K
R9528
590
R
R9550
590
R
C9541
470U/10V
MGND
MGND
Q9517
2SA970
Q9510
2SC2240
R9531
16K
R9548
16K
R9549
3K
R9530
3K
C9
5
2
7
100
U
/16
V
C9539
100U/16V
MGND
MGND
C9538
100N X7R
C9526
100N X7R
L9503
3.7mH
R
954
1
47K
R9536
330R
C9533
180P NPO
C9537
6N8 5% ASS21
R9543
133K
R9544
11K
R
954
7
255
R
C
95
4
0
100
U
/10
V
MGN
'
R9
54
2
82R
MGND
R9534
560R
C9532
2N2 5% ASS21
MGND
MGND
C9517
100U/16V
C9519
100U/16V
+12VM
-12VM
+12VM
-12VM
+12VM
-12VM
+12V
-12V
C
9
599
100
U
/16
V
C9
5
9
8
100
U
/16
V
MGND
MGND
C9597
22U/25V
C9596
22U/25V
C9594
100N C L23B
C9595
100N CL23B
R9555
22K
R9554
22K
MGND
MGND
R9553
13K
R9552
24K
C
9
542
22U
/25V
MGND
R9557
13K
R9556
24K
C
9
543
22U
/25V
MGN
'
C9546
1
N
NPO
C9547
1N NPO
C9544
1N NPO
C9545
1N NPO
Summary of Contents for M12
Page 1: ...NAD SERVICE MANUAL DIGITAL PREAMP DAC DIGITAL PREAMP DAC...
Page 6: ...6 Wiring diagram...
Page 29: ...1 AUDIO BOARD 29 PCB LAYOUT Top Layer Bottom Layer...
Page 30: ...2 MDC BOARD 30 Top Layer Bottom Layer...
Page 31: ...31 3 MDC DIGTAL IO BOARD Bottom Layer Top Layer...
Page 32: ...32 4 232_TRIG BOARD Bottom Layer Top Layer...
Page 33: ...33 5 BOOTLOAD BOARD Bottom Layer Top Layer 6 ENCODER BOARD Bottom Layer Top Layer...
Page 34: ...34 7 TOUCH KEY BOARD Bottom Layer Top Layer 8 LED BOARD Bottom Layer Top Layer...
Page 35: ...35 9 FPP BOARD Bottom Layer Top Layer...
Page 36: ...36 10 USB XMOS BOARD Bottom Layer Top Layer...
Page 37: ...37 11 PSU BOARD Top Layer Bottom Layer...
Page 38: ...38 12 ANA BOARD Top Layer Bottom Layer...
Page 39: ...39 13 PHONO BOARD Top Layer Bottom Layer...
Page 40: ...4 14 HTRM2 BOARD Top Layer Bottom Layer...
Page 68: ...68...
Page 70: ...70...