Sony STR-K7100 - Multi Channel Av Receiver, Service Manual

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STR-K7100
32 32
STR-K7100
5-18. SCHEMATIC DIAGRAM — VIDEO SECTION — • Refer to page 44 for IC Block Diagrams.
E
M A I N
B O A R D
( 1 / 2 )
C N 5 0 5
F
M A I N
B O A R D
( 1 / 2 )
C N P 5 0 3
P
H D M I S W
B O A R D
C N 5 0 0 4
L
D I G I TA L
B O A R D
( 2 / 3 )
C N S 5 1 0
IC B/D
IC B/D
5 0 0 0 0 0
0 0 0 0 0 0
-5
0 0 0 0 0 5 0 0 0
0 0 0 5 0 -5 0 -5 0 0
1 6 . 5
- 1 7 . 3
5
- 5
2 2 2 1 2 0 1 9 1 8 1 7
6 5 4 3 1 2
1 6 1 5 1 4 1 3 1 2
7 8 9 1 0 1 1
N J M 2 5 8 6 A L
I C 3 0 4
CH1IN1 SW1 CH1IN2 SW2 CH1IN3 V+1 CH2IN1 GND CH2IN2 GND CH2IN3
CH3IN3
GND
CH3IN2
V-
1
CH3IN1
V-
2
CH30UT
V+2
CH2OUT
P
.SA
VE
CH1OUT
G
J 3 0 1
9 P
7 5
R 2 0 0
7 5
R 2 0 1
7 5
R 2 1 8
75
R219
7 5
R 2 2 0
7 5
R 2 2 1
7 5
R 3 0 4
7 5
R 3 0 5
7 5
R 3 0 6
7 5
R 3 0 7
7 5
R 3 0 8
7 5
R 3 0 9
5 0 V
1 0
C 2 0 6
5 0 V
1 0
C 2 0 7
5 0 V
1 0
C 2 0 8
0.1
C214
5 0 V 1 0
C 3 0 8
5 0 V 1 0
C 3 0 9
5 0 V 1 0
C 3 1 0
5 0 V 1 0
C 3 1 1
5 0 V 1 0
C 3 1 2
5 0 V 1 0
C 3 1 3
0.1
C330
0.1
C331
1 S S 1 3 3 T- 7 2
D 2 0 3
1 S S 1 3 3 T- 7 2
D 2 0 4
1 6 1 5 1 4 1 3 1 2 1 1 1 0 9
8 7 6 5 4 3 2 1
N J M 2 5 9 5 D
I C 2 0 3
M.OUT SW5 SA
T
SW3 DVD SW4 NC VEE
V3
SW2
NC
GND
V1
SW1
V1OUT
VCC
I O
G
TA 7 9 0 0 5 S
I C 8 0 4
I O
G
TA 7 8 0 5 S
I C 8 0 7
V2
V1
V3
G
J 2 0 0
3 P
V1
V2
G
J 2 0 1
2 P
0.1
C215
J 3 0 2
3 P
7 5
R 3 1 0
7 5
R 3 1 1
7 5
R 3 1 2
5 0 V 1 0
C 3 1 4
5 0 V 1 0
C 3 1 5
5 0 V 1 0
C 3 1 6
C L 0 8 5
C L 0 8 6
C L 0 8 7
1 2 3
3P
CNP202
GND VIDEO3 GND
1
3
4
5
6
7
C N 2 0 4
6 P
+ V C C
S 1
G N D
O E B
P R E
C T L
J W 2 0 4
J W 2 0 5
J W 2 0 6
7 5 R 3 0 1
7 5 R 3 0 2
7 5 R 3 0 3
1 6 V
4 7
C 2 2 0
1 6 V
4 7
C 2 2 1
16V
47
C213
16V
47
C338
16V
47
C337
16V
47
C210
5 0 V 1 0
C 2 0 9
1
2
3
4
5
6
7
8
9
10
11
12
13
1 3 P
C N S 2 0 7
V _ S W 4
V _ S W 3
V _ S W 2
V _ S W 1
C O M P _ S 1
C O M P _ S 2
C T L { H D M I }
P R E { H D M I }
O E B { H D M I }
S 1 ( H D M I }
S 2 { H D M I }
H D M I 6 . 8 V
V M U T E
C L 0 8 8
1
2
3
4
4 P
C N P 2 0 3
- 1 5 V
N C
G N D
+ 1 5 V
0.1
C293
2 2 0 p
C 2 9 9
1 k
R 2 9 9
1 k
R 2 9 8
1
2
3
4
5
5 P
C N 2 0 1
R - C H
G N D
L - C H
G N D
V I D E O 3
1
C N 2 0 2
T O C H A S S I S
V
L
R
J 2 9 8
3 P
0.1
C294
2 2 0 p
C 2 9 8
( C H A S S I S )
C223
0.47
C224
0.47
M O N I T O R O U T
Y
P b
P r
P r
P b
Y
P r
P b
Y
P r
P b
Y
V I D E O B O A R D
I N P U T S E L E C T
I C 2 0 3
C O M P O N E N T V I D E O
I C 3 0 4
+ 5 V R E G
I C 8 0 7
- 5 V R E G
I C 8 0 4
V I D E O 3 B O A R D
3
1 2
2 1
3
- 2
- 1
- 3
- 2
- 1
- 1
- 2
- 3
- 9
- 8
- 7
- 6
- 5
- 4
- 3
- 2
- 1
- 1
- 2
- 3
V I D E O
A U D I O
L
R
V I D E O 3 I N /
P O R TA B L E AV I N
M O N I T O R V I D E O O U T
V I D E O I N
V I D E O 1
V I D E O O U T
V I D E O I N D V D
V I D E O I N S AT
Y
P
B
/ C
B
P
B
/ C
B
P
R
/ C
R
P
R
/ C
R
P
B
/ C
B
P
R
/ C
R
P
B
/ C
B
P R / C R
C O M P O N E N T V I D E O
Y
V I D E O 1 I N
Y
D V D V I D E O I N
Y
S AT V I D E O I N
S E L E C T
4
B
6 2
C
8
H
A
G
1 7 5 9
D
E
3
F
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