Schematic Diagram -Io Section - Sony HBD-DZ340K Service Manual

5-18. SCHEMATIC DIAGRAM – IO Section –
1 2
IO BOARD
A
R132
100k
J102
R131
JL106 1k
WHT
L
R128
100k
TV AUDIO IN
JL107
RED R137
R
1k
B
C
D
CN106
ANTENNA
COAXIAL
75Ω FM
E
F
HBD-DZ340/DZ340K/DZ640K/DZ740
• See page 28 for waveform. • See page 52, 53 for IC Block Diagrams.
3 4
DZ340K/DZ640K
C135
10
C132
50V
100p
C138
10
C125
50V
100p
CL102
C123
2200p
C106
1
R122
100k
0.5%
X101
32.768kHz
IC B/D
IC101
IC101
RZ5B700-0001E2
(DZ340K/DZ640K)
20 19 18 17 16 15
RZ5B700-0002E2
(DZ340/DZ740)
BROARDCAST FM RADIO RECEIVER 1 1
1 2 3 4 5 6
C101
CL103
FL101
0. 1
IO
BPF
R103
C107
G
100
0.047
D101 C103
R140
MC2837 1
XX
5 6
R104 0
JL117
IC B/D
IC103
IC103
MM3404A33URE
+3.3V REG
3 4
C108
470p
14 13 12 11
2 1
C110
100
C109 C111
16V
1 1
7 8 9 10
R106
1k
R105
0
JL124
R101 10k
R102
100
L101
1uH
41 41
HBD-DZ340/DZ340K/DZ640K/DZ740
7 8
JL125
JL126
JL104 JL102
C141 10
JL105 JL103
C142 10
JL120
JL121
JL122
JL123
JL101
R148
100
DZ340/DZ740
Ver. 1.1
9 10
DZ340/DZ740
CN104
3P
TV_L
1
SCART
M
A-GND
BOARD
2
CN403
TV_R
3
(Page 45)
DZ340/DZ740
CN105
15P
A-GND
1
TV_R
2
A-GND
3
TV_L
4
A-GND
5
A-GND
6
MAIN
FM_L
7
BOARD
K
A-GND
8
( 8 / 9 )
FM_R CN3009
9
(Page 38)
E4.2V
10
P_CONT1
11
I2C_CLK_TUNER
12
I2C_DATA_TUNER
13
A-GND
14
RDS
15
DZ340K/DZ640K
CN103
13P
A-GND
1
TV_R
2
3 A-GND
TV_L
4
5 A-GND
MAIN
A-GND
6
L BOARD
7 FM_L
( 8 / 9 )
A-GND
8 CN3010
(Page 38)
9 FM_R
E4.2V
10
11 P_CONT1
I2C_CLK_TUNER
12
13 I2C_DATA_TUNER