NAD M2 C, Service Manual

Page: 16 / 75

D7 D6 D5 D4 D3 D2 D1 D0
1V2
3V3
3V3C
2V5
5V
3V3
5V
3V3
3V3C
2V5 1V2
CH1D3
CH1TS1
CH1D2
CH1TS0
CH1D1
CH1D0
CH0D3
CH0TS1
CH0D2
CH0TS0
CH0D1
CH0D0
CH2D0
CH2D1
CH2TS0
CH2D2
CH2TS1
CH2D3
CH3D0
CH3D1
CH3TS0
CH3D2
CH3TS1
CH3D3
SD1
WC1
GP0
GP1
GP2
GP3
KEY1
KEY0
WR
CS0
INI
CCK0
SPIINT
SPID
SPICS
SPIBC
OPT0
COAX1
COAX0
BC0
WC0
SD0
BC1
CH2TON
CH2BOT
CH3TON
CH3BOT
PG0
CH1FB0
CH1FB1
CH0FB1
OPOFF
MCA
MCX
CH1TON
CH1BOT
CH0TON
CH0BOT
RS232
DN0
CH0FB0
CH3FB0
CH3FB1
CH2FB0
C844KHZ
CH2FB1
D0
D1
D2
D3
D7
D6
D5
D4
C559
1uF
C559
1uF
C562
1uF
C562
1uF
C541
10pF
C541
10pF
C556
1uF
C556
1uF
R5T9
33
R5T9
33
R542
240
R542
240
R525
75
R525
75
C540 100pF C540 100pF
R536
240
R536
240
LED502
Blue
LED502
Blue
C553
1uF
C553
1uF
C567
1uF
C567
1uF
R5T1
33
R5T1
33
C563
1uF
C563
1uF
R538
75
R538
75
R5J9
33
R5J9
33
C550
1uF
C550
1uF
R5J6
33
R5J6
33
R526 240 R526 240
Vcc
Gnd
IC521
NC7NZ17K8X
Vcc
Gnd
IC521
NC7NZ17K8X
1
2
3
4 5
6
7
8
Vcc
Gnd
IC522
NC7NZ17K8X
Vcc
Gnd
IC522
NC7NZ17K8X
1
2
3
4 5
6
7
8
R5M4
100
R5M4
100
Vcc
Gnd
IC525
NC7NZ17K8X
Vcc
Gnd
IC525
NC7NZ17K8X
1
2
3
4 5
6
7
8
R528
75
R528
75
C545
1uF
C545
1uF
C543
33pF
C543
33pF
R540
240
R540
240
C564
1uF
C564
1uF
SW501
SW-DIP8
SW501
SW-DIP8
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
R5N1
4K7
R5N1
4K7
C558
1uF
C558
1uF
R523 75 R523 75
C546
10pF
C546
10pF
R5T6
33
R5T6
33
LED501
Blue
LED501
Blue
R5M9
4K7
R5M9
4K7
C555
1uF
C555
1uF
C569
1uF
C569
1uF
R527
240
R527
240
R5M8
4K7
R5M8
4K7
C552
1uF
C552
1uF
R5M3
100
R5M3
100
C566
1uF
C566
1uF
FB502
BMB2A0300LN2
FB502
BMB2A0300LN2
TP501
TEST POINT
TP501
TEST POINT
R5J5
33
R5J5
33
R530
75
R530
75
R529
3K3
R529
3K3
R5M7
4K7
R5M7
4K7
R537
75
R537
75
R535 75 R535 75
C549
1uF
C549
1uF
C560
4.7uF
C560
4.7uF
R5T7
33
R5T7
33
C539
10pF
C539
10pF
IC523
XC3S400-5TQ144C
IC523
XC3S400-5TQ144C
1
1
2
2
3V3L
3
4
4
5
5
6
6
7
7
8
8
GND
9
10
10
11
11
12
12
13
13
14
14
15
15
GND
16
17
17
18
18
3V3L
19
20
20
21
21
GND
22
23
23
24
24
25
25
26
26
27
27
28
28
GND
29
30
30
31
31
32
32
33
33
3V3L
34
35
35
36
36
M1
37
M0
38
M2
39
CS_B
40
RDWR_B
41
GND
42
3V3B
43
44
44
GND
45
D7
46
D6
47
2V5
48
1V2
49
D5
50
D4
51
GCLK2
52
GCLK3
53
3V3B
54
GCLK0
55
GCLK1
56
BUSY
57
INIT_B
58
D3
59
D2
60
1V2
61
2V5
62
D1
63
GND
64
D0
65
3V3B
66
GND
67
68
68
69
69
70
70
DONE
71
CCLK
72
73
73
74
74
3V3R
75
76
76
77
77
78
78
79
79
80
80
GND
81
82
82
83
83
84
84
85
85
86
86
87
87
GND
88
89
89
90
90
3V3R
91
92
92
93
93
GND
94
95
95
96
96
97
97
98
98
99
99
100
100
GND
101
102
102
103
103
104
104
105
105
3V3R
106
107
107
108
108
TDO
109
TCK
110
TMS
111
112
112
113
113
GND
114
3V3T
115
116
116
GND
117
118
118
119
119
2V5
120
1V2
121
122
122
123
123
GCLK4
124
GCLK5
125
3V3T
126
GCLK6
127
GCLK7
128
129
129
130
130
131
131
132
132
1V2
133
2V5
134
135
135
GND
136
137
137
3V3T
138
GND
139
140
140
141
141
HSWAPEN
142
PROG_B
143
TDI
144
R541
75
R541
75
R5T3
33
R5T3
33
C557
1uF
C557
1uF
R532 75 R532 75
R5M2
100
R5M2
100
TP502
TEST POINT
TP502
TEST POINT
R5M6
100
R5M6
100
R543
240 R543
240
C554
1uF
C554
1uF
R5T4
33
R5T4
33
C568
1uF
C568
1uF
R531
75
R531
75
Vcc
Gnd
IC524
NC7NZ17K8X
Vcc
Gnd
IC524
NC7NZ17K8X
1
2
3
4 5
6
7
8
R539
N.M. R539
N.M.
C542
33pF
C542
33pF
R5T8
33
R5T8
33
R534 75 R534 75
R5M1
100
R5M1
100
C551
1uF
C551
1uF
C538
1uF
C538
1uF
C561
1uF
C561
1uF
C547
4.7uF C547
4.7uF C565
4.7uF
C565
4.7uF
R533 75 R533 75
C537
1uF
C537
1uF
D504
N.M.
D504
N.M.
C548
1uF
C548
1uF
SW502
SW-DIP8
SW502
SW-DIP8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R5T2
33
R5T2
33
R5T5
33
R5T5
33
C544
N.M.
C544
N.M.
R524 75 R524 75
R5M5
100
R5M5
100
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