Schematic Diagram - Main Board (1/10) - Sony STR-KS1200 Service Manual

STR-KS1200
Q Q
3 7 6 3 1 5 1 5 0
5-8.

SCHEMATIC DIAGRAM - MAIN Board (1/10) -

1 2 3
A MAIN BOARD (1/10)
CNS506
17P
NC 1
B R1206
GND 2
220
MCK 3
R1207
GND 4
0
BCK 5
R1139 0
LRCK 6
A
DATA4 7
DATA3 8
HDMI
RE BOARD
DATA2 9
(2/2)
DATA1 10
C CN3511
(Page 31)
SPDIF 11
ERROR 12
HCTL
REG_CTL 13
HTX
H_UART_TX 14
HRX
H_UART_RX 15
HRST
H_RESET 16
CEC
CEC 17
D
DIRERROR
HDMISPDIF
AUDIO
11
AUDIO
XSTATE
DIRCKOUT
MAIN
DIRCKOUT
DIRDATA
BOARD
DIRDATA
(5/10)
DIRLRCK
(Page 22) DIRLRCK
E
DIRBCK
DIRBCK
12
T E
L 1 3 9 4 2 2 9 6 5 1 3
ENG_MUTE
F
MAIN
DIRBCK
BOARD AMP_MCKO
(9/10)
(Page 26)
DIRDATA
DIRLRCK
DIRCKOUT
G
AUDIO
H
I
J
w w w
K
L
STR-KS1200
• See page 40 for IC Block Diagrams.
4 5 6 7
C1318
100p R1136
0
IC1900
IC B/D
INPUT SELECTOR
IC1900
TC74VHC157FT(EKJ)
0 3.3
1 16
S VDD
C1921 0.1
2 15
0A /E
2.6 3.3
14
3
0B 3A C1931
470
0 0 10V
4 13
0Y 3B
3.3
5 12
1A 3Y
2.5
6 11
1B 2A
0 2.9
7 10
1Y 2B
0
8 9
GND 2Y
IC1016
TC74VHC393FT(EL)
1.7 3.3
1 14
CKA VCC
C1930
1.7
470
2 13
RDA CKB
10V
12
3
Q1A RDB
4 11
Q2A Q1B
C1107
0.1
5 10
Q3A Q2B
1.7
6 9 R1557
Q4A Q3B
100
1.6
7 8
GND Q4B
IC1016
IC B/D
INVERTER
C1923
33p
R1903
0
5 4
IC1010
INVERTER
x a o
y
1 2 3
. i
R1556
100
C1920
0.1
http://www.xiaoyu163.com
8 9 10
IC1017
IC B/D
DATA SELECTOR
TC7WH157FK(TE85R)
R1324
100
3.3
1
1.7
2
R1130
R1902
100
3
22k
4
R1900
FB1900
10k
0
Q1900
RT1N141C-TP-1
MUTING
IC B/D IC1008
INPUT SELECTOR
Q Q
C1010 10 50V
3 7 6
0.1
C1102
TC74VHC157FT(EKJ)
0
1
1.6
2
2.7
3
1.5
4
1.7
5
R1142
100
2.5
6
FB1116 1.7
7
8
FB1102
FB1503
1.7
1
R1070
1.7
0
2
1.7
3
4
C1088
C1011
10
u 1 6 3
0.1
50V
TC7WH74FU(TE12R)
IC1014
.
18 18
2 4
8 9 9
11 12 13 14
IC1017
3.3
8
A VCC
C1104 0.1
7
B G
100
R1063
0
6
_Y A/B
3.3
5
GND Y
R1131 100
1.7
FB1106
3 1 5 1 5 0 8 9 2
IC1008
3.3
16
S VCC
15
A0 /E
1.7
14
B0 A3
2.8
13
Y0 B3
1.7
12
A1 Y3
1.6
11
B1 A2
3
10
Y1 B2
1.6
GND Y2 9
R1054
330
3.3
8
CK VCC
3.3
7
D /PR
3.3
6
/Q /CLR
m
1.7
5
GND Q
IC1014
c o
D FLIP-FLOP
IC B/D
2
8 9 9
15
13
DGND
14 MAIN
BOARD
(4/10)
(Page 21)
14
13
12
MAIN
BOARD
FSRATE
(3/10)
(Page 20)
4 9 8 2 9 9
ERROR
5
7
2
1
15
8
MAIN
BOARD
6
(2/10)
4
(Page 19)
3
10
11
DGND
9