NAD T 775 Service Manual page 52

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