Schematic Diagram - Tuner1 Board - Sony STR-DN1050 Service Manual
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6-39. SCHEMATIC DIAGRAM – TUNER1 Board –
1
2
3
TUNER1 BOARD
A
B
JL116
JL117
AM
JL118
EXCEPT US, CND
C
FM
JL135
ANTENNA
CN102
C109
3P
0.1u
FM
CN104
3P
US, CND
D
E
STR-DN1050
• See page 66 for IC Block Diagrams.
4
5
6
JL130
R104
3.3
10
CK
VDD 11
C101
0
ARF1
470p
JL131
9
LA
GND 12
JL124
3.3
8
IIC/RDSI
DA 13
0
JL125
ARF2
1.6
7
ARF2
ROUT 14
0
JL126
1.6
6
ARF1
LOUT 15
JL112
0
JL127
0
L103
5
GNDRF
IISD 16
R107
FL101
47nH
100
0
BPF
4
FRF1
CP1 17
JL133
C108
0
2.2u
JL134
0
3
CP2
X1 18
X101
0
32.768kHz
0
2
VDDRF
X2 19
JL113
3.3
3.3
1
VDD 20
GND
L104
220nH
IC101
FM RECEIVER
7
8
9
10
JL132
R113
10k
0
JL121
JL123
CN101
9P
JL102
JL122
9
CK (for IIC)
JL103
8
IIC/RDSI
JL104
7
DA (for IIC)
JL105
6
GND
C102
1u
JL106
5
AUDIO R/BCK
JL107
4
CE (p con)
C103
1u
JL108
3
AUDIO L/LRCK
JL109
VDD
2
JL110
1
IISD (data audio)
JL111
C110
10u
JL114
L105
4.7uH
JL115
3.3
5
3
4
IC102
C111
MM3404A33URE
C112
R108
1u
1u
0
IC102
+3.3V REG.
2
1
3.3
R110
10k
63
63
11
>055S
MAIN BOARD
(3/4)
CN273
(Page 53)
STR-DN1050
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