NAD T 175, Service Manual, Page: 42 / 102

42
VOLUME-1
AUDIO 4 OUT / ZONE 4 R
AUDIO 4 OUT / ZONE 4 L
AUDIO 5 R
AUDIO 5 L
AUDIO 6 R
AUDIO 6 L
AUDIO 4 L
AUDIO 4 R
AUDIO 3 OUT / ZONE 3 L
AUDIO 3 OUT / ZONE 3 R
AUDIO 3 L
AUDIO 3 R
AUDIO 2 L
AUDIO 2 R
AUDIO 1 L
AUDIO 1 R
ZONE 2 L
ZONE 2 R
+7.5V SUPPLY -7.5V SUPPLY
7
8
9
M6001-C
4
5
6
M6001-B
R6103
1k
R6104
1k
C6003
100p
C6004
100p
C6021
22u 16V
C6022
22u 16V
R6140
33k
R6139
33k
R6137
33k
R6138
33k
C6020
22u 16V
C6019
22u 16V
C6002
100p
C6001
100p
R6102
1k
R6101
1k
1
2
3
M6001-A
R6123
33k
R6124
33k
C6005
100p
C6006
100p
R6142
0
R6144
0
R6105
330
R6106
330
1
2
3
M6002-A
R6107
1k
R6108
1k
C6007
100p
C6008
100p
C6065
22u 16V
C6066
22u 16V
R6146
33k
R6145
33k
4
5
6
M6002-B
7
8
9
M6002-C
R6110
330
R6109
330
R6150
0
R6148
0
C6010
100p
C6009
100p
R6128
33k
R6127
33k
R6151
33k
R6152
33k
C6070
22u 16V
C6069
22u 16V
C6012
100p
C6011
100p
R6112
1k
R6111
1k
R6118
330
R6117
330
R6160
0
R6158
0
C6018
100p
C6017
100p
R6136
33k
R6135
33k
1
2
3
M6003-A
R6113
1k
R6114
1k
C6013
100p
C6014
100p
C6071
22u 16V
C6072
22u 16V
R6154
33k
R6153
33k
R6155
33k
R6156
33k
C6074
22u 16V
C6073
22u 16V
C6016
100p
C6015
100p
R6116
1k
R6115
1k
4
5
6
M6003-B
7
8
9
M6003-C
1 1-C
2 1-OUT_(SBL)
3 AGND3
4 2-OUT_(SBR)
5 2-C
6 3-C
7 3-OUT_(C)
8 AGND8
9 A-OUT_(SW)
10 4-C
11 5-C
12 5-OUT_(SL)
13 AGND13
14 6-OUT_(SR)
15 6-C
16 FLC
17 FLOUT
18 AGND18
19 FROUT
20 FRC
21 BASSL1
22 BASSL2
23 TREL
24 AVCC
25
B
A
SSR
1
26
B
A
SSR
2
27
TR
E
R
28
SB
L
IN
2
29
SB
R
IN
2
30
CI
N
2
31
SW
IN
2
32
SL
IN
2
33
SR
IN
2
34
FL
IN
2
35
FR
IN
2
36
AD
C
L
37
AD
C
R
38
SU
B
R
39
SU
B
L
40
MO
N
O
41
DGND
42
DATA
43
CLOCK
44
AVEE
45
INR1
46
INL1
47
INR2
48
INL2
49
INR3
50
INL3
51
INR4
52
INL4
53
INR5
54
INL5
55
INR6
56
INL6
57
INR7
58
INL7
59
INR8
60
INL8
61
INRA/RECR1
62
INLA/RECL1
63
INR9
64
INL9
65
IN
RB
/RE
C
R2
66
IN
LB
/R
E
C
L2
67
IN
R10/
RECR4
68
IN
L
10/
RECL
4
69
IN
R11/
RECR5
70
IN
L
11/
RECL
5
71
RE
CR3
72
RE
CL
3
73
FL
IN
1
74
FR
IN
1
75
CI
N
1
76
SW
IN
1
77
SL
IN
1
78
SR
IN
1
79
SB
L
IN
1
80
SB
R
IN
1
U6001
R2S15205FP
R6171
33k
C6084
22u
16V
C6081
22u 16V
C6083 0.01u
R6170 20k
5
+
6
-
7
U6004-B
NJM5532M
R6169
20k
C6082 0.01u
R6168 33k
3
+
2
-
1
U6004-A
NJM5532M
R6167
33k
R6165 33k
C6085 0.01u
R6163
75k
R6164
75k
R6166
20k
C6086
47u 16V
C6087
47u 16V
C6089
47u 16V
C6090
47u 16V
C6091
47u 16V
C6092
47u 16V
C6093
47u 16V
C6088
47u 16V
C6098
0.15u
50V
C6099
0.047u
50V C6100
0.022u
50V
R6195
4.7k
R6192
4.7k
C6096
0.022u
50V
C6095
0.047u
50V C6094
0.15u
50V
C6113
2200p
50V
C6114
0.022u
50V
R6193
22k
R6194
4.7k
C6119
0.022u
50V
C6118
0.047u
50V
C6106
47u 16V
C6111
47u 16V
C6110
47u 16V
C6109
47u 16V
C6108
47u 16V
C6107
47u 16V
C6105
47u 16V
C6104
47u 16V
1 1-C
2 1-OUT_(SBL)
3 AGND3
4 2-OUT_(SBR)
5 2-C
6 3-C
7 3-OUT_(C)
8 AGND8
9 A-OUT_(SW)
10 4-C
11 5-C
12 5-OUT_(SL)
13 AGND13
14 6-OUT_(SR)
15 6-C
16 FLC
17 FLOUT
18 AGND18
19 FROUT
20 FRC
21 BASSL1
22 BASSL2
23 TREL
24 AVCC
25
B
A
SSR
1
26
B
A
SSR
2
27
TR
E
R
28
SB
L
IN
2
29
SB
R
IN
2
30
CI
N
2
31
SW
IN
2
32
SL
IN
2
33
SR
IN
2
34
FL
IN
2
35
FR
IN
2
36
AD
C
L
37
AD
C
R
38
SU
B
R
39
SU
B
L
40
MO
N
O
41
DGND
42
DATA
43
CLOCK
44
AVEE
45
INR1
46
INL1
47
INR2
48
INL2
49
INR3
50
INL3
51
INR4
52
INL4
53
INR5
54
INL5
55
INR6
56
INL6
57
INR7
58
INL7
59
INR8
60
INL8
61
INRA/RECR1
62
INLA/RECL1
63
INR9
64
INL9
65
IN
RB
/RE
C
R2
66
IN
LB
/R
E
C
L2
67
IN
R10/
RECR4
68
IN
L
10/
RECL
4
69
IN
R11/
RECR5
70
IN
L
11/
RECL
5
71
RE
CR3
72
RE
CL
3
73
FL
IN
1
74
FR
IN
1
75
CI
N
1
76
SW
IN
1
77
SL
IN
1
78
SR
IN
1
79
SB
L
IN
1
80
SB
R
IN
1
U6002
R2S15205FP
C6097
0.1u
C6101
0.1u
C6121
0.1u
C6115
0.1u
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
37
38
39
40
41
42
43
44
45
46
J6001A
To Conn#1 J6001B
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
37
38
39
40
41
42
43
44
45
46
J6002A
To CONN#1 J6002B
C6228
47u
16V
C6227
47u
16V
C6226
0.1u
C6225
0.1u
8
4
U6004-C
NJM5532M
3
+
2
-
1
U6018-A
NJM5532M
5
+
6
-
7
U6018-B
NJM5532M
8
4
U6018-C
NJM5532M
C6221
0.1u
C6222
0.1u
C6223
47u
16V
C6224
47u
16V
C6241
0.1u
C6242
0.1u
L6010
180uH
L6011
180uH
Q6101
2SD1918
R6162
1k
C6079
100u
16V D6006
7.5V
1/2W
C6080
100u
16V
Q6102
2SB1275
R6161
1k
C6077
100u
16V D6005
7.5V
1/2W
C6078
100u
16V
C6120
47u
16V
C6116
100u
16V
5
+
6
-
7
U6007-B
NJM5532M
3
+
2
-
1
U6006-A
NJM5532M
3
+
2
-
1
U6005-A
NJM5532M
C6123
22u 16V
5
+
6
-
7
U6006-B
NJM5532M
R6183
10k
R6177
10k
R6179 10k
C6127 100p
R6185 10k
C6131 100p
C6130
100p
R6184 10k
C6124
100p
R6178 10k
R6176
10k
R6182
10k
5
+
6
-
7
U6005-B
NJM5532M
C6122
22u 16V
C6132 100p
R6189
1k
R6187 3.3k
R6186
1k
C6136
22u 16V
R6191 2.7k
C6135 100p
3
+
2
-
1
U6007-A
NJM5532M
R6188
56k
C6232
47u
16V
C6231
47u
16V
C6230
0.1u
C6229
0.1u
8
4
U6007-C
NJM5532M
8
4
U6006-C
NJM5532M
C6233
0.1u
C6234
0.1u
C6235
47u
16V
C6236
47u
16V
C6240
47u
16V
C6239
47u
16V
C6238
0.1u
C6237
0.1u
8
4
U6005-C
NJM5532M
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
J6003A
to TUNER
D6001
GS1G D6002
GS1G
D6003
GS1G D6004
GS1G
1
STROBE
2
DATA
3
CLOCK
4
Q1
5
Q2
6
Q3
7
Q4
8
VSS
9
QS
10
QS
11
Q8
12
Q7
13
Q6
14
Q5
15
O/P_ENABLE
16
VDD
U6003
HEF4094BT
C6103
0.1u C6102
47u
16V
C6112
2200p
50V
C6117
0.15u
50V
D6007
GS1G
E
C
B
Q6025
DTC123EKA
R6232 2.2k
R6233 2.2k
D6013
LL4148 D6012
LL4148 D6011
LL4148
C6261
1000u
10V C6262
1000u
10V C6263
1000u
10V
R6231 2.2k
8
9
7
M6004-B
ME-12-12
1
10
M6004-C
ME-12-12
12VDC
R6236
200k
R6237
200k
3
2
4
M6004-A
ME-12-12
C6265
100p
C6264
1000u
10V
D6104
LL4148
R6234 2.2k
1
2
3
J6004A
TO J6004B
1
2
3
J6004B
TO J6004A
R6174
10k
R6175
10k
R6258
33k
R6259
33k
R6261 33k
R6260
33k
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
+7V
AGND AGND
DGND
-7V
V6_L
V6_R
V6_R
V6_L
-7V
DGND
AGND AGND
+7V
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
TU_L
TU_R
FL_IN
FR_IN
TU_R
TU_L
AGND
AGND
AGND
SUBW_IN
AGND
AGND
AGND
DSP_FL
DSP_FR
DSP_SL
DSP_SR
DSP_SBL
DSP_SBR
DSP_SUBW
DSP_CEN
-10.5V
+10.5V
AGND AGND
+10.5V
-10.5V
AGND
PO_Z2L
PO_Z2R
DVR_O_R
DVR_O_L
PO_DVR/Z3_R
PO_DVR/Z3_L
TAPE_O_L
TAPE_O_R
PO_TAPE/Z4_L
PO_TAPE/Z4_R
Z2_L
Z2_R
+10.5V
AGND
+7V -10.5V
AGND
-7V
7.1_SBL
7.1_FL
7.1_FR
7.1_SL
7.1_SR
PO_FL
PO_FR
PO_FL
PO_FR
PO_SL
PO_SR
PO_SBL
PO_SBR
PO_SUBW
PO_SUBW
DGND
+10.5V -10.5V
AGND
FR_IN
FL_IN
AGND
AGND
AGND
SUBW_IN PO_SUBW
XFL
XFR
XFR
XFL
-10.5V
+10.5V
AGND AGND
+10.5V
-10.5V -10.5V
+10.5V
AGND
+12V
AGND
AGND
78211/PLL_CE
AGND
DGND
+12V
+12V
STEREO
TUNED
PLL_DO
PO_FL
PO_FR
V6_L
V6_R
XFL
XFR
-12V
-12V
TU_L
TU_R
STEREO
TUNED
PLL_DO
HP_L
HP_R
7.1_SBR
7.1_SUBW
7.1_CEN
4094(4)_STB
4094(1)_DATA
4094(1)_CLK
DGND
+5V_K
DGND
78211/PLL_DI
78211/PLL_CLK
15205_DATA_B
DGND
+5V_K
+5V_K
4094(1)_CLK
4094(4)_STB
78211/PLL_CLK
78211/PLL_CE
4094(1)_DATA
CONFIG2
15205_DATA_A
HP_MUTE
15205_DATA_A
15205_DATA_B
78211/PLL_DI
DVR/Z3_L
DVR/Z3_R
PO_CEN
T
A
P
E
_O
_L
T
A
P
E
_O
_R
DV
R
_
O
_
L
DV
R
_
O
_
R
MP3_L
MP3_R
M
P
3_L
M
P
3_R
M
P
3_L
M
P
3_R
AGND
PO_AMP_SBL
PO_AMP_SBR
TAPE/Z4_L
TAPE/Z4_R
CONFIG2
+5V_K
Z2_MUTE
Z3_MUTE
Z4_MUTE
AGND
AGND
+12V
DGND DGND DGND
DGND
AGND
ADCL
ADCR
ADCL
ADCR
ADCL
ADCR
AGND
AGND
RDS_DATA
RDS_DATA