NAD T 775 Service Manual page 63

Surround sound receiver
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HDMI-1
J1 0
4 6 pin
1
O _ I2 S 2
2
O _ I2 S 0
3
O _ I2 S 3
4
O _ I2 S 1
B K G 2
1 1 A
5
O _ M C LK O U T
V P3
2 2 B 1
6
O _ S C LK
P2 3
3 2 B 2
B K G 4
7
O _ LR C LK
4 3 A
V P5
8
5 4 B 1
9
YC _ IN _ C
P2 5
6 4 B 2
B K G 6
1 0
7 5 A
V P7
1 1
Y_ IN
8 6 B 1
1 2
P2 7
9 6 B 2
PB _ IN
B K G 8
1 3
1 0 7 A
V D3 3
1 4
V P9
1 1 8 B 1
1 5
R 1 1 7
R 1 1 8
C V B S _ IN
P2 9
1 2 8 B 2
1 8
1
1 6
1 3 G N D1 3
U 1 3
1 7
PR _ IN
1 4 V C C 1 4
B K G 1 2
1 5 9 A
1 8
1 9
YC _ IN _ Y
V P1 3
1 6 1 0 B 1
PI3 B 1 6 2 3 3
2 0
P3 4
1 7 1 0 B 2
L1 5
B K G 1 4
2 1
1 8 1 1 A
3 3 0 u H
V P1 5
2 2
PR E V D+
1 9 1 2 B 1
2 3
2 0 1 2 B 2
P3 6
2 4
IO _ S DA
B K G 1 6
2 1 1 3 A
2 5
IO _ S C L
V P1 7
2 2 1 4 B 1
2 6
O _ S PDIF
P3 8
2 3 1 4 B 2
B K G 1 8
2 7
2 4 1 5 A
2 8
V P1 9
2 5 1 6 B 1
2 9
R 3 0
R 3 5
R 3 6
R 2 9
R 3 1
R 3 7
P4 0
2 6 1 6 B 2
7 5
7 5
7 5
7 5
5 6
7 5
3 0
2 7 TE S T1
3 1
2 8 TE S T2
V P[0 :1 9 ]
3 2
O U T_ YC _ Y
3 3
3 4
O U T_ YC _ C
3 5
3 6
O U T_ C V B S
3 7
3 8
R _ PR
3 9
4 0
G _ Y
4 1
4 2
B _ PB
4 3
4 4
4 5
4 6
V C C
R 1 8
R 1 3
PC A 9 5 1 7
4 .7 k
4 .7 k
U 5
1
V C C A
IO _ S DA
2
S C LA
IO _ S C L
3
S DA A
4
G N D
V C C
U 1 9
M C 1 4 1 5 8 5
1 V S S 1
V S S 1 6
B _ O S D_ C LK
2 PIX IN
3 N C
4 V DD4
B _ O S D_ H S
5 H S YN C
B _ R E S E T
6 R E S E T
V DD(I)
IO _ S DA
R 5 2
S DA _ O S D
7 S DA
V S YN C
1
IO _ S C L
R 4 5
S C L_ O S D
8 S C L
1
P2 0 0
1
2
3
N .I.
V D1 8
5 6
V P2
1 B 1
DE C _ F LD
5 5
P2 2
1 B 2
DE C _ V S
B K G 3
5 4
2 A
V P4
5 3
3 B 1
V D3 3
V D1 8
3 B 2
5 2
P2 4
5 1
B K G 5
4 A
V P6
5 0
5 B 1
4 9
P2 6
1 P3 2
5 B 2
B K G 7
4 8
6 A
2 P3 1
V P8
7 B 1
4 7
4 6
P2 8
1
3 IN T
7 B 2
TP2 1 5
B K G 9
4 5
8 A
4 C S /H S
V D3 3
DE C _ H S
4 4
G N D4 4
R N 1
V C C 4 3
4 3
5 DG N D5
2 2
P2
4 2
V P1 2
V P2
1 6
1
9 B 1
6 DV DDIO 6
V P3
P3
4 1
P3 3
1 5
2
9 B 2
B K G 1 3
V P4
P4
P1 5
4 0
1 4
3
7 P1 5
1 0 A
V P1 4
V P5
P5
3 9
1 3
4
1 1 B 1
P1 4
8 P1 4
V P6
P6
1 1 B 2
3 8
P3 5
1 2
5
3 7
B K G 1 5
V P7
1 1
6
P7
P1 3
9 P1 3
1 2 A
V P8
P8
3 6
V P1 6
1 0
7
1 3 B 1
P1 2
1 0 P1 2
V P9
P9
3 5
P3 7
9
8
1 3 B 2
B K G 1 7
3 4
1 1 DG N D1 1
1 4 A
V P1 8
1 5 B 1
3 3
V D3 3
1 2 DV DD1 2
3 2
A DV 7 4 0 3
1 5 B 2
P3 9
3 1
B K G 1 9
1 3 P2 9
1 6 A
3 0
DE C _ S E L
S E L1
R 2 1 3
1 4 P2 8
2 9
S E L2
1
S F _ S YN C _ O
1 5 S F L/S YN C _ O U T
S C L_ 7 4 0 3
1 6 S C LK 2
1 7 DG N D1 7
1 8 DV DDIO 1 8
R N 3
S DA _ 7 4 0 3
2 2
1 9 S DA 2
V P1 2
P1 2
1 6
1
2 0 P1 1
V P1 3
P1 3
1 5
2
V P1 4
P1 4
1 4
3
2 1 P1 0
V P1 5
1 3
4
P1 5
P9
2 2 P9
V P1 6
P1 6
1 2
5
V P1 7
P1 7
P8
1 1
6
2 3 P8
V P1 8
P1 8
1 0
7
2 4 P2 7
V P1 9
P1 9
9
8
P7
2 5 P7
R N 1 1
2 2
1 6
1
$ $ $ 2 3 7 0 0
U 1 2 _ P2 2
1 5
2
$ $ $ 2 3 7 1 1
U 1 2 _ P2 4
1 4
3
$ $ $ 2 3 7 1 6
U 1 2 _ P2 6
1 3
4
$ $ $ 2 3 7 3 3
U 1 2 _ P2 8
R 1 6
U 1 2 _ P2 9
1 2
5
$ $ $ 2 3 7 4 3
0
1 1
6
$ $ $ 2 3 7 2 4
U 1 2 _ P2 7
1 0
7
$ $ $ 2 3 7 1 3
U 1 2 _ P2 5
9
8
$ $ $ 2 3 7 0 9
U 1 2 _ P2 3
V D3 3
P[0 :2 9 ]
DDA TA [2 :1 9 ]
8
V C C B
7
S DA
S C LB
6
S C L
S DA B
5
E N
R N 8
R N 9
2 2
2 2
V C C
1 6
1 5
O S D_ R E D
R
1 4
O S D_ G R N
G
1 3
O S D_ B LU
B
1 2
F _ B K G
F B K G
1 1
1 0
B _ O S D_ V S
9
V DD9
R 2 0
R E S E T
1 0 k
V D3 3
1 IO _ 2 _ 1 0
V PO _ 7
2 N C _ 2
3 I/O /G TS 1
V PO _ 8
4 I/O /G TS 2
V PO _ 9
5 3 .3 V _ 5
PC LK _ DIV 2
6 IO _ 2 _ 1 2
7 N C _ 7
S E L_ 2 7
8 IO _ 2 _ 1 3
U 2 0
9 IO _ 2 _ 1 4
O S D_ V S
1 0 IO _ 2 _ 1 6
O S D_ H S
R 3 8
1 1 IO _ 2 _ 1 5
O S D_ C LK
2 2
1 2 IO _ 2 _ 1 7
X C 9 5 7 2 X L
O S D_ R E D
1 3 IO _ 1 _ 2
1 4 IO _ 1 _ 5
O S D_ G R N
O S D_ B LU
1 5 IO _ 1 _ 6
F _ B K G
1 6 IO _ 1 _ 1
1 7 IO _ 1 _ 8
DE C _ S E L
1 8 IO _ 1 _ 3
1 9 N C _ 1 9
B K G 1 9
2 0 IO _ 1 _ 4
2 1 G N D_ 2 1
B K G 1 7
2 2 I/O /G C K 1
B K G 1 5
2 3 I/O /G C K 2
2 4 N C _ 2 4
B K G 1 3
2 5 IO _ 1 _ 7
V D3 3
C PLD_ PC LK
V PO _ [0 :1 9 ]
B K G [0 :1 9 ]
V D3 3
S DA _ 7 4 0 3
S C L_ 7 4 0 3
R E S E T
C 2 8
4 .7 k
1 0 0 0 pF
R 3 2
C 2 7
Y_ IN
0 .1 u F
-
V A 3 3
C 3 2
7 5
YC _ IN _ C
A IN 1 2
0 .1 u F
-
C 3 0
A IN 5
7 4
PB _ IN
0 .1 u F
C 2 6
-
7 3
C V B S _ IN
A IN 1 1
0 .1 u F
- C 2 4
7 2
PR _ IN
A IN 4
0 .1 u F
- C 2 3
A IN 1 0
7 1
YC _ IN _ Y
0 .1 u F
-
7 0
TE E S T0
C 7 7
C 7 6
C 7 5
0 .0 1 u F
0 .1 u F
1 0 u F
6 9
C A PC 2
C 6 7
6 8
C A PC 1
0 .1 u F
-
6 7
$ $ $ 1 4 2 0 7
B IA S
0 .1 u F
C 7 8
U 1 2
C 7 4
1 0 u F
6 6
A G N D6 6
6 5
C M L
R E F O U T
6 4
C 6 8
R 2 3
1 0 u F
2 .7 k
6 3
A V DD
1 /1 0 W
C 7 1
0 .1 u F
C 7 0
6 2
C A PY2
0 .1 u F
R 2 2
-
2 .7 k
C A PY1
6 1
C 6 3
1 /1 0 W
C 6 5
C 6 4
1 0 u F
0 .0 1 u F
0 .1 u F
6 0
A G N D6 0
5 9
TE S T1
A IN 3
5 8
5 7
A IN 9
5 6
A IN 2
5 5
A IN 8
5 4
A IN 1
5 3
A IN 7
5 2
S O G
F B
5 1
PV DD
V D1 8
V D3 3
R 1 2
U 3
2 8 .6 3 6 3 6 M H z
1
3
4
O U T
N C
R 2 1 0
PV DD
G N D
V +
1
1 .6 9 K
2
1
C 1 4
C 1 1
R 1 5
0 .0 8 2 u F
0 .0 1 u F
R N 6
2 2
V D3 3
V D3 3
V D3 3
V D2 5
7 5
G N D_ 7 5
7 4
U 2 0 .7 3
IO _ 4 _ 1 1
7 3
1 V DD_ IO
N C _ 7 3
7 2
U 2 0 .7 2
IO _ 4 _ 4
2 Y0
7 1
U 2 0 .7 1
IO _ 4 _ 3
3 Y1
7 0
C PLD_ O _ H S
IO _ 4 _ 8
6 9
V PO S D1 2
G N D_ 6 9
4 Y2
6 8
C PLD_ O _ V S
IO _ 4 _ 5
V PO S D1 3
5 Y3
6 7
C PLD_ O _ F LD
IO _ 4 _ 2
V PO S D1 4
6 Y4
6 6
IO _ 4 _ 9
C PLD_ O _ PC LK
V PO S D1 5
6 5
7 Y5
IO _ 4 _ 1
6 4
C PLD_ F LD
IO _ 3 _ 1 6
V PO S D1 6
8 Y6
IO _ 3 _ 1 3
6 3
C PLD_ V S
V PO S D1 7
9 Y7
6 2
G N D_ 6 2
6 1
C PLD_ H S
1 0 V DD1 0
IO _ 3 _ 1 2
6 0
U 2 0 .6 0
IO _ 3 _ 1 0
1 1 DG N D1 1
5 9
IO _ 3 _ 1 8
U 2 0 .5 9
V PO S D1 8
1 2 Y8
5 8
U 2 0 .5 8
IO _ 3 _ 1 7
V PO S D1 9
5 7
1 3 Y9
3 .3 V _ 5 7
5 6
IO _ 3 _ 1 5
U 2 0 .5 6
1 4 C 0
5 5
U 2 0 .5 5
IO _ 3 _ 1 4
1 5 C 1
5 4
U 2 0 .5 4
IO _ 3 _ 7
5 3
V PO S D2
IO _ 3 _ 6
U 2 0 .5 3
1 6 C 2
5 2
U 2 0 .5 2
IO _ 3 _ 1 1
5 1
2 .5 V /3 .3 V _ 5 1
R 2 0 5 4 .7 k
R 2 0 9
2 2
H DM IR X _ F LD
V PO S D[0 :2 9 ]
R 62 2 1 %
V C C
U 2 0 1 .9
R 72 2 1 %
IN 1 _ DE T
R 82 2 1 %
U 2 0 1 .1 1
R 92 2 1 %
U 2 0 1 .1 2
61
V R 3
V R 4
V C C
TP3
LM 2 5 7 5 S -5 .0
LM 2 5 7 5 S -3 .3
PR E V D+
1 V IN
4
1 V IN
4
F B
F B
L1 X
N .I.
5 O N /O F F
5 O N /O F F
L1
1 8 0 u H
3 G N D
2
3 G N D
2
O U T
O U T
C 6
C 7
C 5
D1
D2
1 0 0 u F
2 2 0 u F
1 0 0 u F
S M 5 8 1 9
1 6 V
S M 5 8 1 9
1 6 V
1 6 V
1 A 4 0 V
1 A 4 0 V
V D3 3
V A 1 8
TP6
V C C
U 7
LM 1 1 1 7 S -2 .5
V R 6
LM 1 1 1 7 S -1 .8
4
V O U T
V O U T
4
3 I
O
2
3 I
2
O
C 1 5
C 1 8
C 1 6
1 0 u F
1 u F
1 u F
5 0 V
V D1 8
TP2 1
V C C
V R 2
V R 2 0 1
LM 1 1 1 7 S -1 .8
LM 1 1 1 7 S -2 .5
4
4
V O U T
V O U T
3 I
2
3 I
2
O
O
C 2 3 6
C 2 3 5
1 0 u F
C 3
5 0 V
1 u F
1 u F
V C C
V A 3 3
TP1
V R 2 0 0
LM 1 0 8 6 C S -3 .3
V O U T
4
3 I
2
O
C 2 2
C 2
1 0 u F
5 0 V
1 u F
E ith er on e set (R 1 0 3 ~R 1 0 6 or R 1 0 7 ~R 1 1 0 ) will be in serted.
R 1 0 3 ~R 1 0 6 passin g C PLD
R 1 0 7 ~R 1 1 0 bypass C PLD
R 2 5 2 21 %
R 1 0 6 0 1 %
DA C _ H S
C PLD_ H S
C PLD_ O _ H S
R 3 9 2 21 %
R 1 0 5 0 1 %
DA C _ V S
C PLD_ V S
C PLD_ O _ V S
R 4 0 2 21 %
R 1 0 4 0 1 %
DA C _ F LD
C PLD_ F LD
C PLD_ O _ F LD
R 4 2 2 21 %
R 1 0 3 0 1 %
C PLD_ PC LK
PC LK
C PLD_ O _ PC LK
R 6 9N .I. 1 %
R 1 1 0 N .I. 1 %
R 6 2N .I. 1 %
R 1 0 9 N .I. 1 %
R 5 5N .I. 1 %
R 1 0 8 N .I. 1 %
R 4 6N .I. 1 %
R 1 0 7 N .I. 1 %
V D2 5
4 8
S _ B LA N K
R 1 0 1 3 .0 1 k
4 7
R S E T1
V A 2 5
4 6
V R E F
C 1 2 0
C O M P1
4 5
0 .1 u F
-
4 4
DA C A
DA C _ A
TP1 7
4 3
DA C B
DA C _ B
U 2 8
3
4 2
DA C C
4
DA C _ C
R 7 3
4 1
V A A
3 0 1
A DV 7 3 2 0
A G N D
4 0
3 9
DA C D
TP1 5
DA C _ D
3 8
DA C E
3
DA C _ E
4
3 7
DA C F
DA C _ F
R 6 1
3 0 1
C 1 1 7
3 6
C O M P2
0 .1 u F
-
R 9 9
R S E T2
3 5
3 .0 1 k
TP1 3
C 1 1 6
3 4
E X T_ LF
8 2 0 pF
3
R 1 0 0
C 1 1 9
3 3
4
R E S E T
3 9 0 0 pF
6 8 0
R 5 1
R E S E T
3 0 1
H DM I_ C LK
H DM I_ V S
R 6 8
R 6 7
H DM I_ H S
1
1
S DA
S F _ S YN C _ O
S C L
J1 1
1
2
TC K
3
4
TDO
5
6
TDI
7
TM S
8
H DR 1 X 8 (N .I.)
V D3 3
TP4
L2 X
N .I.
L2
1 8 0 u H
C 8
2 2 0 u F
1 6 V
V D2 5
TP7
C 1 9
1 0 u F
5 0 V
V A 2 5
TP2
C 4 7
1 0 u F
5 0 V
R 1 1 32 21 %
H DM I_ H S
R 1 1 22 21 %
H DM I_ V S
R 1 1 12 21 %
H DM I_ C LK
R 1 0 22 21 %
9 3 8 8 _ H S
R 9 6 2 21 %
9 3 8 8 _ V S
R 7 9 2 21 %
9 3 8 8 _ DE
R 7 8 2 21 %
9 3 8 8 _ C LK
V A 3 3
TP2 0
L1 4
L1 2
U 3 0
3 .3 u H
3 .3 u H
A D8 0 6 3
3
O U T_ C V B S
+IN
1
4
-IN
V O U T
R 8 8
C 5 6
7 5
R 9 5
1 %
6 8 pF
3 0 1
R 9 1
R 9 3
R 8 9
3 0 1
6 0 4
1 .8 2 K
R G B _ M U TE
1 %
V A 3 3
TP1 9
L1 3
L1 1
U 2 9
3 .3 u H
3 .3 u H
3
A D8 0 6 3
+IN
O U T_ YC _ Y
1
4
-IN
V O U T
R 8 6
7 5
C 5 5
R 9 4
1 %
6 8 pF
3 0 1
R 9 0
R 9 2
R 8 7
3 0 1
6 0 4
1 .8 2 K
R G B _ M U TE
1 %
V A 3 3
TP1 8
L1 0
L9
U 2 7
3 .3 u H
3 .3 u H
3
A D8 0 6 3
O U T_ YC _ C
+IN
1
4
-IN
V O U T
R 7 5
C 4 9
7 5
R 8 5
1 %
6 8 pF
3 0 1
R 7 7
R 8 4
R 7 6
3 0 1
6 0 4
1 .8 2 K
R G B _ M U TE
1 %
V A 3 3
V A 3 3
TP1 6
U 2 6
L8
L7
U 2 5
R 6 5
0 .4 7 u H
0 .2 2 u H
+IN
1
3
A D8 0 6 3
+IN
R 7 1
1
-IN
V O U T
G _ Y
7 5 1 %
4
-IN
V O U T
7 5
A D8 0 6 1
C 4 5
C 4 4
3 3 pF
8 2 pF
R 6 3
R 7 2
7 5
R 7 0
4 9 9
1 .3 k 1 %
R G B _ M U TE
V A 3 3
V A 3 3
TP1 4
U 2 2
L6
L5
U 2 1
R 5 7
0 .4 7 u H
0 .2 2 u H
+IN
1
A D8 0 6 3
3
R 5 9
+IN
1
-IN
V O U T
B _ PB
7 5 1 %
4
-IN
V O U T
7 5
A D8 0 6 1
C 4 0
3 3 pF
8 2 pF
C 3 9
R 5 6
R 6 0
R 5 8
7 5
4 9 9
1 .3 k 1 %
R G B _ M U TE
V A 3 3
V A 3 3
TP1 2
U 1 8
L4
L3
U 1 7
R 4 4
0 .4 7 u H
0 .2 2 u H
+IN
A D8 0 6 3
1
3
R 4 9
+IN
V O U T
1
-IN
7 5 1 %
R _ PR
4
V O U T
-IN
7 5
A D8 0 6 1
C 3 6
C 3 5
3 3 pF
8 2 pF
R 4 1
R 5 0
R 4 8
7 5
4 9 9
1 .3 k 1 %
R G B _ M U TE

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