SCH10_MAIN DAC
DIGITAL AUDIO
GND LINE
POWER- LINE
POWER+ LINE
ANALOG AUDIO
TMDS SIGNAL
ANALOG VIDEO STBY POWER
FR
FL
SW
SBR
SBL
C
(GRM21)
(GRM21)
(G
R
M
21
)
(G
R
M
21
)
(GRM21)
(GRM21)
(GRM21)
(GRM21)
(G
R
M
21
)
(G
R
M
21
)
(GRM21)
(GRM21)
(GRM21)
(GRM21)
(G
R
M
21
)
(G
R
M
21
)
(GRM21)
(GRM21)
PDN
VDD18
DVSS
TVDD
LDOE
AOUTR4P
AOUTR4N
VREFL4
VREFH4
AOUTL4N
AOUTL4P
AOUTR3P
A
O
U
T
R
3N
V
R
EF
L3
V
R
EF
H
3
A
O
U
T
L3
N
A
O
U
T
L3
P
A
V
D
D
A
V
SS
A
O
U
T
R
2P
A
O
U
T
R
2N
V
R
EF
H
2
V
R
EF
L2
A
O
U
T
L2
N
AOUTL2P
AOUTR1P
AOUTR1N
VREFH1
VREFL1
AOUTL1N
AOUTL1P
I2C
PS
CAD0_I2C
CL/CCLK/TDM1
SDA/CDTI/TDM0
C
A
D
1
D
ZF
/S
M
U
T
E
D
SDR
4
D
SD
L4
D
SDR
3
SD
T
I4
/D
SD
L3
/T
D
M
O
2
SD
T
I3
/D
SDR
2/
T
D
M
O
1
SD
T
I2
/D
SD
L2
SD
T
I1
/D
SDR
1
LR
C
K
/D
SD
L1
B
IC
K
/D
C
LK
M
C
LK
(GRM21)
(GRM21)
(G
R
M
21
)
(G
R
M
21
)
(GRM21)
(GRM21)
SR
SL
FR
O
M
A
U
D
IO
P
A
R
T
MAIN DAC PART
FROM PLD PART
FR
O
M
M
C
U
P
A
R
T
R7911
3K9
R7918
180
R7915
180
R
791
4
4K
7
R7917
4K7
C
791
2
680
pF
R7919
100
R7929
100
C7911
3900pF
R
791
3
33
K
R7939
100
R7949
100
C7941
3900pF
R7979
100
R7989
100
C
792
4
O
PE
N
C
798
4
O
PE
N
C
791
4
O
PE
N
C
797
4
O
PE
N
C7985
0.1uF
C7986
0.1uF
C7987
1000pF
C7988
1000pF
C7989
OPEN
C7990
OPEN
C7991
1000pF
C7992
1000pF
C7993
1000pF
C7994
0.1uF
C7995
0.1uF
C7996
0.1uF
C7997
1000pF
C7998
1000pF
C7999
1000pF
R7935
180
R
793
4
4K
7
R
793
3
33
K
R7938
180
R7937
4K7
R7936
33K
R7912
3K9
R7921
3K9
R7922
3K9
R
792
3
33
K
R7916
33K
R7926
33K
R
792
4
4K
7
R7927
4K7
R7925
180
R7928
180
C7921
3900pF
C
792
2
680
pF
C7913
680pF
C7923
680pF
R7931
3K9
R7932
3K9
R
794
3
47
K
R
794
4
10
K
R7945
150
R7948
150
R7947
10K
R7946
47K
R7941
3K9
R7942
3K9
R7971
3K9
R7972
3K9
R7981
3K9
R7982
3K9
C7931
3900pF
C
794
2
470
pF
C
793
2
680
pF
C7943
470pF
C7933
680pF
C7971
3900pF
C7981
3900pF
R7978
180
R7977
4K7
R7976
33K
R7986
33K
R7987
4K7
R7988
180
R
797
4
4K
7
C
797
2
680
pF
R
797
3
33
K
R
798
4
4K
7
C
798
2
680
pF
R
798
3
33
K
R7975
180
R7985
180
C7973
680pF
C7983
680pF
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
47
48
IC791
AK4458VN
C7929
0.1uF
C7936
100V/1uF
C7927 0.1uF
C7925
0.1uF
C7919
0.1uF
C7917
0.1uF
C
791
5
0.
1u
F
R
790
1
33
R7902
1K
C
793
5
0.
1u
F
1
2
3
4
5
6
7
8
A
+
-
B
+
-
A
O
U
T
PU
T
A
-I
N
PU
T
A
+
IN
PU
T
V
-
B
+
IN
PU
T
B
-I
N
PU
T
B
O
U
T
PU
T
V
+
IC
79
2
N
JM
8080
G
1
2
3
4
5
6
7
8
A
+
-
B
+
-
A
O
U
T
PU
T
A
-I
N
PU
T
A
+
IN
PU
T
V
-
B
+
IN
PU
T
B
-I
N
PU
T
B
O
U
T
PU
T
V
+
IC
79
3
N
JM
8080
G
C
794
4
O
PE
N
C
793
4
O
PE
N
1
2
3
4
5
6
7
8
A
+
-
B
+
-
A
O
U
T
PU
T
A
-I
N
PU
T
A
+
IN
PU
T
V
-
B
+
IN
PU
T
B
-I
N
PU
T
B
O
U
T
PU
T
V
+
IC
79
5
N
JM
8080
G
R7959
100
R7969
100
C
796
4
O
PE
N
C
795
4
O
PE
N
R7951
3K9
R7952
3K9
R7961
3K9
R7962
3K9
C7951
3900pF
C7961
3900pF
R7958
180
R7957
4K7
R7956
33K
R7966
33K
R7967
4K7
R7968
180
R
795
4
4K
7
C
795
2
680
pF
R
795
3
33
K
R
796
4
4K
7
C
796
2
680
pF
R
796
3
33
K
R7955
180
R7965
180
C7953
680pF
C7963
680pF
1
2
3
4
5
6
7
8
A
+
-
B
+
-
A
O
U
T
PU
T
A
-I
N
PU
T
A
+
IN
PU
T
V
-
B
+
IN
PU
T
B
-I
N
PU
T
B
O
U
T
PU
T
V
+
IC
79
4
N
JM
8080
G
DADATAF1
DA256FS1
DAFS1
DA64FS1
DA_Z_MUTE1
DA_DA1
DA_CK1
DA_MS1
C7916
220/16V
C
791
8
220
/16
V
C
792
0
220
/16
V
C
792
6
220
/16
V
C
792
8
220
/16
V
C7930
470/16V
C7901
220/25V
C7902
220/25V
-12V
+12V
DA+5V
AGND
DACSR
DACSL
DACSW
DACC
DACFR
DACFL
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
DACSBL
DACSBR
D
GN
D
D
A
3.
3V
D
A
C
M
C
K
D
A
C
PC
M
SB
D
A
C
PC
M
S
D
A
C
PC
M
C
SW
1
D
A
C
PC
M
F
D
A
C
B
C
K
D
A
C
LR
C
K
D
ZF
1
DAC_MS
DAC_DATA
DAC_CLK
DAC_RST
CH2:BCK
CH4:MCLK
CH3:DIN1
CH1:LRCK
(3) DAC input
4C
TO C4
3D
TO D3
D7
TO 7D
19
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating
Summary of Contents for AVR-S730H
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