NAD M15 C/AH Service Manual page 32

6.VIDEO CIRCUIT DIAGRAM-1
J1029A RCA6-O C1173
4 6 rx0 chassis1
1nJ
s2 s1 C1401
R1010 R1401
22nK
12T 18T i/o gnd
3 1
balance gnd T1000 sgnd balance gnd
J1029B RCA6-O PT-10(2280-T007) C1174 R1129
4 6 rx1
1nJ
s2 s1
sgnd
R1011
12T 18T i/o gnd
3 1
rx4 1
balance gnd T1001 sgnd sgnd 2
J1029C RCA6-O PT-10(2280-T007) C1175 rx5 3
4 6 rx2 sgnd 4
rx6 5
6
1nJ sgnd
s2 s1
7
R1012 rx7
8
12T 18T
i/o gnd
3 1 dgnd 9
10
balance gnd T1002 sgnd 11
J1029D RCA6-O PT-10(2280-T007) C1176 12
4 6 rx3
1nJ
s2 s1
R1013
12T 18T
i/o gnd
3 1
balance gnd T1003 sgnd
PT-10(2280-T007)
dgnd
U1033 C1143
J1029E RCA6-O C1179 1 14 100nZ
a1 vcc 5v
R1073
4 6 2 13
100nZ tx0
y1 a6
75RF
3 12
a2 y6
4 11
s2 s1 y2 a5
5 10
a3 y5
6 9
4T 18T
i/o gnd y3 a4
3 1 7 8 R1262
gnd y4 100RJ
R1263
100RJ
balance gnd sgnd dgnd
T1004 74AC04
J1029F RCA6-O PT-10(2280-012) C1180
R1074
4 6
100nZ
75RF
s2 s1
4T 18T
i/o gnd
3 1
balance gnd sgnd
T1005
PT-10(2280-012)
OP1899 5v
1
vcc
C1895
2
100nZ
gnd
R1892
3 dgnd rx4
data 100RJ
GP1FA550RZ
OP1898 5v
1
vcc
C1894
2
100nZ
gnd
R1895
3 dgnd rx5
data 100RJ
GP1FA550RZ
OP1895
1 tx1 W1897 12mm(AH)
data
5v
2
W1898
vcc
C1893 12mm(AH)
3 100nZ W1899
gnd
12mm(C)
GP1FA550TZ dgnd
5v
OP1897
1
vcc
C1892
2 100nZ
gnd
FC1001 FUSE CLIP
R1894
3 dgnd rx6
data 100RJ
GP1FA550RZ FC1002
5v
OP1896
1
vcc
C1891
2 100nZ
gnd
R1893 CON1899
3 dgnd rx7
data 100RJ 2pin
GP1FA550RZ
To SWT
OP1894
1
tx2
data
5v
2
vcc
C1890
3 100nZ
gnd
dgnd
GP1FA550TZ
dgnd
C1182 U1034 C1146
1 14 100nZ
a1 vcc 3v3d
2 13 3v3d
y1 a6
3 12
33pJ
a2 y6
X1002 R1260B
4 11
R1259
y2 a5
20MHz 47RJ
5 10
C1181
a3 y5
6 9 dgnd dgnd
y3 a4 R1260A
7 8 20MuP
gnd y4 47RJ
dgnd 33pJ
R1110 dgnd 74HCU04
R1260C
20M
47RJ
R1260D
20M2
47RJ
J1899
RS232
232gnd
2 2
EMI100p EMI100p
Txda
Rxda
C1899 C1898
D1007 D1010
8vd
S1GM4 S1GM4 D1021
vto
3v3a
U1010 SS12
L1001 LM1117MPX-ADJ
100uH 3 2
in out
3v3d
R1156
R1166
C1113 C1114 C1054
C1117
100nZ 100nZ 10u/50
/spint 100nZ
Q1021 C1057
R1158
DTC114 10u/50
sgnd
U1006
36 spmute dgnd D1008
rx4 int0
35 spst S1GM4
avss csn
34 spck dgnd vto
rx5 cclk
33 spdi
test2 cdti
32 spdo U1009
rx6 cdto
31
sprst LM317T
avss pdn
30 3 2
spdf12M
rx7 xti in out
29
iic xto
28 xdaa
p//s daux
27 R1155
xtl0 mck02 R1130A
26 spsck
xtl1 bck 100RJ
25 spda C1116
vin sdto 100RJ
100nZ
R1130B
C1055
AK4114VQ R1152
R1130C 10u/50
spfs
100RJ
spmck
100RJ
R1130D
dgnd
5v
3v3d
sgnd i/o gnd dgnd
balance gnd
L1002 HS1001
R1174
100uH HS36X11X30
C1841
R1841
22nK
C1068
C1112 C1067 C1126
10u/50
100nZ 10u/50 100nZ
dgnd
sgnd dgnd
tx1
tx2
R1228
3v3d
10KJ
R1230
dgnd
10KJ
Vdsp 1v8d
dspdi dgnd dgnd
dspdo R1080
120RJ
dspck
dspst
dsphreq U1018
DSPD56367PV150
1
SCK
2
/SS
3
/HREQ
sdi0 R1081A 4
SDO0
120RJ
5
sdi1 R1081B
SDO1
120RJ
6
sdi2 R1081C
SDO2
120RJ
sdi3 R1081D 7
120RJ SDO3
8
Vdsp Vccs
9
R1252C dgnd GNDs
2tfs rda 10
120RJ SDI1
mcdd 11
R1252B SD05
12
tfs R1303
FST
120RJ
13
rfs
FSR
R1243C NI
14
tsck
120RJ SCKT
rsck 15
R1243D NI SCKR
2tsck rmck 16
120RJ R1304 HCKT
dgnd 17
HCKR
CON1897 18
1v8d VccQL
19
9 dgnd GNDq
20
7 Vdsp VccQH
21
5 To TRAN PB12
22
dgnd
3 PB11
23
1 R1231 PB15
dgnd 24
10KJ PB14
5pin 25
Vdsp Vccs
26
TPG1000 TP1000 dgnd GNDs
T.P(NI) 27
dgnd ADO
28
rmck
ACI
T.P(NI)
29
TIO0
R1232
3v3d 30
10KJ PB13
31
PB10
32
PB9
F1001 33
PB8
1A(C) 34
PB7
35
FUSE CLIP
To TRAN PB6
F1002 36
PB5
2A(AH)
Vdsp 3v3d
C1123 C1124 C1125 C1127
100nZ 100nZ 100nZ 100nZ
dgnd dgnd
Vdsp 1v8d 1v8d dgnd Vdsp dgnd Vdsp
1v8d dgnd 1v8d
C1183 C1165
470nZ 22nK
C1142 C1144
100nZ 100nZ dgnd 1v8d
dgnd
232gnd C1158 232gnd
232gnd
U1041
C1160 C1931
C1155 1 16
100u/16
EN Foff 100nZ
2 15
470nZ
C1+ Vcc 5vs
10RJ
3 14
232gnd
V+ gnd
R1927
4 13
100nZ Txda
C1- Tout
5 12 232gnd Rxda
C2+ Fon
C1156 6 11
C2- Tin
7 10 TxD
V- INV
C1157 8 9 fppRxD
Rin- Rout
470nZ
MAX3221
232gnd
470nZ
U1905
3v3s
5vs LM1117MPX-ADJ 3v3s
3 2 U1904 3v3s
in out
1 16 C1925
a/b vcc
2 15
fpptxd dgnd 100nZ
1a g
3 14
R1928 sctxd dgnd
1b 4a
4 13
Txd dgnd
1y 4b dgnd
C1926 C1924 C1928 dgnd 5 12
2a 4y
10u/16 100nZ 10u/16 fppRxd 6 11 dgnd
2b 3a
scrxd 7 10 dgnd
C1927 2y 3b
R1929 8 9
10u/50 gnd 3y
dgnd
74LCX157
dgnd
CON101 to PSU
6pin to CON607
D1006 D1009 Q1020
3v3d 8vd 3v3d
S1GM4 S1GM4 2SC3326A
-5v 8vd
U1008 10vv
1v8d LM1117MPX-ADJ 3v3a -5v 8vd
3 2
in out
C1743 C1105
10u/50 1u/50
R1154
vgnd dgnd
C1102
C1037 dgnd
C1115
1u/50
100u/16 tda0
100nZ
tda1
C1056
R1151 R1153 tda2
10u/50
tda3
tfs
tsck
dgnd spmck
dgnd
D1011B U1007
3v3d 3v3d 8vd 5v
KA431D LM78M05CDT
1 3
Vin Vout
R1921
R1239 R1157 C1128 C1107 2rmck
120RJ
100nZ 1u/50 /spon
C1036 Q1022 spmck
R1243A
100u/16 MMBT2907A rmck
120RJ
spsck
R1243B
dgnd
D1011A rsck
120RJ
KA431D spfs
R1252A
rfs
120RJ
R1240 U1042 spda
R1252D
10vv LM7805CT 5vv rda
120RJ
1 3
Vin Vout
dgnd
C1185 C1184
100nZ 10u/50
HS1802
HS36X11X30
dgnd dgnd
bdspdi2
bdspck2
osdvs
dsprst
dgnd dgnd osdsd
dgnd
dgnd
pbi7
3v3d 1v8d
Vdsp Vdsp C1741 C1742
dgnd dgnd 100u/16 100u/16
dgnd dgnd
U1899
a17 1 36
A4 NC
108 d6 a 5 1 2 35 a 6 1
D6 A3 A5
107 d5 a 3 1 3 34 a 4 1
D5 A2 A6
106 d4 a 1 1 4 33 a 2 1
D4 A1 A7
105 d3 a 9 5 32 a 0 1
D3 A0 A8
104 6 31
aa2 rd
GNDd dgnd CE OE
103 7 30
d0 d5
Vccd Vdsp D0 D7
102 d2 d1 8 29 d6
D2 D1 D6
101 d1 3v3d 9 28 dgnd
D1 VDD GND
100 d0 dgnd 10 27 3v3d
D0 GND VDD
99 a17 d2 11 26 d7
A17 D2 D5
98 a16 d 3 12 25 d 4
A16 D3 D4
97 13 24
a15 wr a8
A15 WE A9
96 14 23
a7 a6
GNDa dgnd A17 A10
95 15 22
a5 a4
VccQH Vdsp A16 A11
94 a14 a3 16 21 a2
A14 A15 A12
93 a13 a1 17 20 aa1
A13 A14 A for 5128
92 a12 a0 18 19
A12 A13 NC
91
VccQL 1v8d
90 61LV2568L-8K
GNDq dgnd
89
a11
A11
88
a10 U1898
A10
87 1 36
a17
GNDa dgnd A4 NC
86 a 5 1 2 35 a 6 1
Vcca Vdsp A3 A5
85 a9 a 3 1 3 34 a 4 1
A9 A2 A6
84 a8 a 1 1 4 33 a 2 1
A8 A1 A7
83 a7 a 9 5 32 a 0 1
A7 A0 A8
82 a6 aa2 6 31 rd
A6 CE OE
81 7 30
d16 d21
GNDa dgnd D0 D7
80 8 29
d17 d22
Vcca Vdsp D1 D6
79 a5 3v3d 9 28 dgnd
A5 VDD GND
78 a4 dgnd 10 27 3v3d
A4 GND VDD
77 a3 d18 11 26 d23
A3 D2 D5
76 a2 1 d 9 12 25 d 2 0
A2 D3 D4
75 wr 13 24 a8
GNDa dgnd WE A9
74 14 23
a7 a6
Vcca Vdsp A17 A10
73 15 22
a1 a5 a4
A1 A16 A11
16 21
a3 a2
A15 A12
a1 17 20 aa1
A14 A for 5128
a0 18 19
A13 NC
3v3d 61LV2568L-8K
dgnd
C1130 C1131 C1889
100nZ 100nZ 100nZ
Vdsp dgnd
3v3d
232gnd
R1925
C1896 D1899 D1898
R1896
22nK 1SS352 1SS352
Q1901 fpp232/sc232 dgnd
DTC114
near RS232
dgnd
J110
1
2
dgnd 2pin
3-21
CON102 to AUD CON104 to AUD
16pin 24pin
to HDMI
CON108
dgnd
U1031 C1138 24pin
1 20 100nZ
/e1 vcc 5v
2 19 dgnd
a0 /e2
3 18 R1244A tda0a
a1 y0 120RJ
4 17 R1244B tda1a
a2 y1 120RJ
5 16
R1244C tda2a
a3 y2
120RJ
6 15
R1244D tda3a
a4 y3
120RJ
7 14
R1248A tfsa
a5 y4
120RJ
8 13 R1248B tscka
a6 y5 120RJ
9 12 R1248C spmcka
a7 y6 120RJ
10 11 R1248D
gnd y7 120RJ
dgnd 74ACT541
dgnd
U1032 C1139
1 20 100nZ
1/g vcc 3v3d
2 19 /xon
1a1 2/g
3 18
2y4 1y1
4 17
xmcka
1a2 2a4
5 16
R1305
2y3 1y2
120RJ
6 15 xscka
1a3 2a3
7 14 R1306
2y2 1y3 120RJ
8 13 xfsa
1a4 2a2
9 12
2y1 1y4
10 11 xdaa
gnd 2a1
dgnd
74VHC244
dgnd dgnd
U1019 C1129 U1022 C1132 U1023
1 20 100nZ dgnd 1 20 100nZ dgnd 1 20
/e1 vcc 3v3d /e1 vcc 5v /e1 vcc
2 19 2 19 2 19
dgnd dgnd dgnd pdo
a0 /e2 a0 /e2 a0 /e2
3 18 3 18 3 18
dspdi2 dgnd pclk
a1 y0 a1 y0 a1 y0
4 17 4 17 4 17
dspck2 dgnd pstb
a2 y1 a2 y1 a2 y1
5 16 bosdvs dgnd 5 16 dgnd dgnd 5 16
a3 y2 a3 y2 a3 y2
6 15 bdsprst dgnd 6 15 dea0 6 15
a4 y3 a4 y3 a4 y3
7 14 bosdsd spmute 7 14 R1178A dea1 7 14
a5 y4 a5 y4 100RJ a5 y4
8 13 mrst 8 13 R1178B cmute dea2 8 13
a6 y5 a6 y5 100RJ a6 y5
9 12 9 12 9 12
ps7 R1178C bmrst ps4
a7 y6 a7 y6 a7 y6
100RJ
10 11 10 11 10 11
pdi7 R1178D pbs7
gnd y7 gnd y7 gnd y7
100RJ
dgnd 74LCX541 dgnd 74HCT541 dgnd 74HCT541
U1897
a17 1 36
A4 NC
a 5 1 2 35 a 6 1 chassis gnd sprst
A3 A5
a 3 1 3 34 a 4 1 /spon
A2 A6
a 1 1 4 33 a 2 1 /xon
A1 A7
a 9 5 32 a 0 1 dsprst
A0 A8
C1501
6 31
aa2 rd R1501 /cr-cb mute
CE OE
22nK
7 30
d8 d13 cva
D0 D7
d9 8 29 d14 cvb
D1 D6
3v3d 9 28 dgnd
VDD GND
dgnd 10 27 3v3d dgnd
GND VDD
d10 11 26 d15
near bracket
D2 D5
d 1 1 12 25 d 2 1
D3 D4
13 24
wr a8
WE A9
14 23
a7 a6 bosdvs
A17 A10
15 22
a5 a4 bosdsd
A16 A11
a3 16 21 a2 spdo
A15 A12
a1 17 20 aa1 dspdo
A14 A for 5128
a0 18 19
A13 NC
61LV2568L-8K
dgnd
dgnd
U1026 C1147
bcm1 1 16 100nZ
q1 vcc 5vv
msrc0 2 15 bcm0
q2 q0
msrc1 3 14 dgnd
q3 ser
osdselect 4 13 dgnd dsphreq2
q4 /g
osdbp 5 12 locstb dsphreq
q5 rck
6 11
gbron locclk
q6 sck
7 10
msosd 5vv
q7 /sclr
8 9
gnd q'h
dgnd 74HC595
dgnd
dgnd
ma15
C1148 ma14
dgnd
U1035 100nZ ma13
3v3d pstb 1 40 ma12
P1.0/T2 Vcc 3v3d
pclk 2 39 ad0 ma11
P1.1/T2EX P0.0/AD0
3 38
pdo ad1 ma10
P1.2/ECI P0.1/AD1
4 37
C1887 C1888 C1840 (pdi) ad2 ma9
P1.3/CEX0 P0.2/AD2
5 36
100nZ 100nZ 100nZ fppst ad3 ma8
P1.4/CEX1 P0.3/AD3
fppclk 6 35 ad4
P1.5/CEX2 P0.4/AD4
fppdo 7 34 ad5
P1.6/CEX3 P0.5/AD5
dgnd fppdi 8 33 ad6
P1.7/CEX4 P0.6/AD6
mrst 9 32 ad7
RST P0.7
C1154 scRxD 10 31 3v3d
P3.0/RxD EA
11 30
100nZ scTxD ale dgnd
P3.1/TxD ALE
3v3d 12 29
fint0 psen ad0
P3.2/int0 PSEN
fint1 13 28 ma15 ad1
P3.3/int1 P2.7/AD15
platch 14 27 ma14 ad2
P3.4/T0 P2.6/AD14
/spint 15 26 ma13 ad3
P3.5/T1 P2.5/AD13
uWR 16 25 ma12 ad4
P3.6/WR P2.4/AD12
uRD 17 24 ma11 ad5
P3.7/RD P2.3/AD11
18 23
ma10 ad6
xo P2.2/AD10
19 22
J103 20MuP ma9 ad7
xi P2.1/AD9
20 21
psen ma8
1 Vss P2.0/AD8
2
dgnd AT89C51ED2-3CSC
dgnd 2pin
CON107
24pin
fpp232/sc232
1 s2 dgnd
dgnd
2
fpppsen
3
dgnd
4
mfppi
5
dgnd
6
bfppdi
7
dgnd
8
mpfi
9
dgnd
10
mreset
11
5vs 12
to HDMI
CON106 bfppclk
13
8pin(NI) dgnd
14
bfppdo
15 to FPP
dgnd
16
bfppst
17
dgnd
18
bblkst
19
5v 5v
dgnd
20
fpprxd
21
dgnd
22
fpptxd
23
dgnd
24 s1 dgnd
J109
fpppsen
1
dgnd dgnd dgnd
2
dgnd
dgnd
2pin
dgnd
U1011 C1118
dgnd 1 20
dgnd 100nZ
1/g vcc 3v3d
blkst 2 19 dgnd
1a1 2/g
fint1 3 18 R1137A bblkst
R1185D 100RJ 2y4 1y1 100RJ
fppst 4 17 mfppi
1a2 2a4
fppdi 5 16 R1137B bfppst
R1185A 100RJ 2y3 1y2 100RJ
fppdo 6 15 bfppdi
1a3 2a3
7 14
fint0 R1137C bfppdo
2y2 1y3
R1185C 100RJ 100RJ
8 13
fppclk mpfi
1a4 2a2
9 12
mrst R1137D bfppclk
2y1 1y4
R1185B 100RJ 100RJ
10 11 mreset
gnd 2a1
dgnd 74LCX244
dgnd
C1133
dgnd
100nZ U1020 C1137
5v
1 20
dgnd dgnd 100nZ
/e1 vcc 3v3d
2 19
R1139D pbdo bdspst2 dgnd
a0 /e2
100RJ
3 18
R1139C pbclk bdspdi R1146A dspst2
100RJ a1 y0 100RJ
R1139B pbst bdspck 4 17 R1146B dspdi
100RJ a2 y1 100RJ
bdspst 5 16 R1146C dspck
a3 y2 100RJ
R1143A pba0 bspdf12M 6 15 R1146D dspst
100RJ a4 y3 100RJ
R1143B pba1 bspdi 7 14 R1149A spdf12M
100RJ a5 y4 100RJ
8 13
R1143C pba2 bspck R1149B spdi
a6 y5
100RJ 100RJ
9 12
R1143D pbs4 bspst R1149C spck
a7 y6
100RJ 100RJ
10 11
R1149D spst
gnd y7
100RJ
R1139A
100RJ dgnd
dgnd 74LCX541
dgnd
U1027 C1135
dea0 1 16 100nZ
a0 vcc 5v
2 15
dea1 R1186A bdspst
a1 y0
100RJ
3 14
dea2 R1186B bspst
a2 y1
100RJ
4 13
R1186C osdcs
dgnd /g2a y2 100RJ
U1025 C1134 pstb 5 12 R1186D locstb
/g2b y3 100RJ
1 16 100nZ 5v 6 11 R1910A
q1 vcc 5v R1910D g1 y4 100RJ
2 15 /cymu 7 10 R1910B
q2 q0 100RJ y7 y5 100RJ
3 14 locdi 8 9 R1910C
q3 ser gnd y6 100RJ
4 13 dgnd bdspst2
q4 /g
5 12 dgnd dgnd dgnd
locstb 74HCT138
q5 rck
6 11
locclk
q6 sck dgnd
7 10 5v U1028 C1136
q7 /sclr
8 9 dea0 1 16 100nZ
gnd q'h a0 vcc 5v
dea1 2 15 R1204A bdspck
a1 y0 100RJ
dgnd 74HC595 dea2 3 14 R1204B bspck
a2 y1 100RJ
4 13 R1204C osdck
dgnd /g2a y2 100RJ
5 12
U1036 C1151 pclk R1204D locclk
/g2b y3
100RJ
1 16 6 11
100nZ 5v R1194A vsca
d3 vcc 3v3d g1 y4
R1194D 100RJ
2 15 7 10
spblk R1194B vscb
d2 d4 100RJ y7 y5 100RJ
3 14 5146/7127 co 8 9 R1194C vscc
d1 d5 gnd y6 100RJ
4 13 5146/7127 do bdspck2
d0 d6
5 12 dspdo2 dgnd 74HCT138
y d7
6 11 dea0
/y a0 dgnd
7 10 dea1 U1029 C1152
/g a1
8 9 1 16
dea2 dea0 100nZ
gnd a2 a0 vcc 5v
2 15
dea1 R1198A bdspdi
a1 y0
100RJ
3 14
74HC151 dea2 R1198B bspdi
a2 y1 100RJ
4 13 R1198C osdda
dgnd /g2a y2 100RJ
U1037 C1150 pdo 5 12 R1198D locdi
/g2b y3 100RJ
1 16 100nZ 5v 6 11 R1200A vsda
d3 vcc 3v3d R1200D g1 y4 100RJ
2 15 7 10 R1200B vsdb
d2 d4 100RJ y7 y5 100RJ
3 14 dgnd 8 9 R1200C vsdc
d1 d5 gnd y6
bdspdi2 100RJ
4 13
dgnd
d0 d6
5 12 dgnd
pdi7 74HCT138
y d7
6 11
/y a0 dgnd
7 10 U1030 C1153
/g a1
8 9 1 16 100nZ
gnd a2 a0 vcc 5v
2 15
a1 y0
74HC151 3 14
a2 y1
4 13
dgnd
dgnd /g2a y2
5 12
U1038 C1149
/g2b y3
1 20 6 11
100nZ 5v R1205B ps4
/oc vcc 3v3d g1 y4
100RJ
2 19 ma16 7 10 R1205C
d0 q0 y7 y5 100RJ
3 18 pca2 8 9 R1205D
d1 q1 gnd y6 dgnd 100RJ dgnd
4 17 pca1
d2 q2
5 16 pca0 dgnd 74HCT138 R1205A ps7
d3 q3 100RJ
6 15
d4 q4
7 14 3v3d
dea2
d5 q5
8 13
dea1
d6 q6
9 12
dea0 C1161
d7 q7
10 11 platch 100nZ
gnd c
dgnd 74HC573 dgnd
dgnd
U1039 C1159 ma7 5 29 ma14
A7 A14
1 20 6 28
100nZ ma6 ma13
/oc vcc 3v3d A6 A13
2 19 7 27
ma0 ma5 ma8
d0 q0 A5 A8
3 18 ma1 ma4 8 26 ma9
d1 q1 A4 A9
4 17 ma2 ma3 9 25 ma11
d2 q2 A3 A11
5 16 ma3 ma2 10 24 uRD
d3 q3 A2 /OE
6 15 ma4 ma1 11 23 ma10
d4 q4 A1 A10
7 14 ma5 ma0 12 22 dgnd
d5 q5 A0 /CE
8 13 13 21
ma6 ad0 ad7
d6 q6 D0 D7
9 12
ma7
d7 q7
10 11
ale
gnd c
U1040
dgnd 74HC573 AT29LV010A