NAD T 175 Service Manual page 42

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