Schematic Diagram - Audio Board - Sony HBD-E770W Service Manual

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5-23. SCHEMATIC DIAGRAM - AUDIO Board -

3 7 6 3 1 5 1 5 0
1 2 3
AUDIO BOARD
A
B
C
D
JL13
E
J10 JL11
A.CAL MIC
ECM-AC2
JL12
CN10
9P
F
ANTENNA
L-CH 1
T E
FM COAXIAL L 1 3 9 4 2 2 9 6 5 1 3
75
+B 9V 2
R-CH 3
GND 4
TU1
TUNER
TUNED 5
(FM)
CE 6
DI 7
G
CL 8
DO 9
H
I CN12
7P
JL53
1
S-AIR L
2
NC
AGND 3
INCLUDE L
JL52
BOARD
S-AIR R 4
CN204
JL51
5
A5V
(Page 63)
6
S-AIR 4V
7
S-AIR GND
J
CN17
2P
JL56
POWER
K 1
S-AIR GND
BOARD
JL55
CN908 E4V 2
K
(Page 67)
w w w
JL26
J11 R
AUDIO
AUDIO IN
JL28
L
L
(CHASSIS)
HBD-E770W
• See page 68 for IC Block Diagrams.
4 5 6 7
R22 22k
R28
1k
Q10
RT1N141M-TP-1
INVERTER
C23 C27
470p 220p
0
2.2
5 6
IC10
-
MIC AMP +
IC10
NJM4558M-TE2
G
4 3
C28
470p
C21
C10
10
1000p R35
50V
2.2k
C12
0.47 R21
R99 R13 R20 0
R36
1k 2.2k 470
0
R12
R29
0
22k
C11 R15
47p 100k
C70
1000p
JL10 CL14 CL15
L010
10uH
R58 R62
R56 100k 100k
R42
0
0
R43 R57
0 0
C17 C22
0.1 100
10V
C16 C15 C14
100p 100p 100p
CL11 R23 100 TUNED
R24 100 CE
R25 0
DI
R26 100
CL
R27 0
DO
D10 R89
MC2840-T112-1 220
1W
JL25
C39
22
R30
25V
10k
C33 R45
C20
100p 22k
2200p
x a o
y
R32
10k
C41
. i
22
25V
C35 R49 D15 C69 C54
100p 22k MAZ8051G0LS0 10 0.1
50V
JL30
http://www.xiaoyu163.com
8 9 10
R85
12k
JL32
JL31
R52
C67 R86
0
1 15k
R34
15k
D12
R88
MC2840-T112-1
0
R53 R60 R72 R73
1k 2.7k 10k 10k
R54
3.3k
7 8
V
+
-
2 1
C32
68p
R37
1M
C50
0.47
C29
0.068
C44 C45 R55 C49 R61
100 0.1 4.7k 1 1k
10V
C37 C48 R65
0.1 47 0
10V
Q Q R77 C62 C63
0 47 0.22
3 7 6
10V
R44
R46
22k 47k
IC B/D
16 15 14 13 12 11 10 9
IC11
AUDIO SELECT
IC11
MC14052BDTR2
1 2 3 4 5 6 7 8
Q13
RT3N11M-TP-1
INVERTER
R50
3.2
47k
R47
47k
R51
47k
IC B/D
16 15 14 13 12 11
IC12
AUDIO SELECT
IC12
MC14052BDTR2
1 2 3 4 5 6
u 1 6 3
R48
22k
C53
0.1
51 51
2 4
8 9 9
11 12 13 14
JL33
S10
R90
S-AIR
0
ID
C
R91
10k
B
CL10
A
IC B/D
4 5
IC14
+9V REGULATOR
IC14
TK11190CSCL-G
3 2 1
R87
1k
C66 R93
0.1 0
3 1 5 1 5 0 8 9
CL12
C68
1
0 0
3.2
-1 -2
R76
1k
R75
1k
R71
10k
10 9
m
7 8
c o
Q14
RT1N141M-TP-1 R74
0
1k
INVERTER
.
3.2
HBD-E770W
2
8 9 9
15 16
CN14
17P
JL34
1 ID-SW
CL13 JL35
2 DGND
JL36
3 AGND
2 4 JL54 9 8 2 9 9
4 Rch
JL37
5 AGND
JL38
6 Lch
JL39
7 A12V
J
JL40
8 ASEL0
JL41
9 Acal_LV MAIN
JL42
BOARD
10 ASEL1
JL43 (1/5)
11 JACK_DET CN503
JL44
(Page 54)
12 ASEL2
JL45
13 TUNED
JL46
14 ST_DI
JL47
15 ST_CE
JL48
16 ST_DO
17 ST_CLK
ET10
(CHASSIS)