Schematic Diagram - Video Board - Sony STR-K785 Service Manual

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Q Q
4-18. SCHEMATIC DIAGRAM – VIDEO BOARD –
3 7 6 3 1 5 1 5 0
J201
J203
T E
L
1 3 9 4 2 2 9 6 5 1 3
J251
w w w
STR-K785
• See page 34 for IC Block Diagrams.
C208
C201
10
R220
47p
50V
75
R201
75
C207
10
50V
R221
75
C248
C206
2200p
R218
10
75
50V
R252
75
R251
75
R250
75
R253
R254
R255
1k
1k
1k
R256
R257
75
75
R261
75
x
a o
R259
R260
y
75
75
.
i
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C214
0.1
C215
0.1
IC203
NJM2279D
Q
Q
3
7
6
R262
22k
C257
0.1
C251
10
50V
C252
10 50V
C259
0.1
C253
10 50V
C254
10 50V
C255
10 50V
C256
10
50V
u 1 6 3
.
31
31
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2
4
8
9
9
IC807
+5V REG
C210
IC807
10
TA7805LS
50V
C825
0.1
C826
C809
CNP156
0.1
220
3P
16V
IC804
TA79005S
C213
IC804
220
16V
-5V REG
CNS250
5P
3
1
5
1
5
0
8
9
2
C258
47
25V
C260
47
25V
m
c o
STR-K785
2
8
9
9
N
24
M
4
9
8
2
9
9
20

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