Schematic Diagram - Video Section - Sony STR-KG800 Service Manual

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3 7 6 3 1 5 1 5 0

6-24. SCHEMATIC DIAGRAM - VIDEO Section -

1 2
A
B
C
J220
Y
DVD IN P / C
B B
P / C
R R
D
T E
L 1 3 9 4 2 2 9 6 5 1 3
Y
COMPONENT VIDEO 1
P / C
B B
VIDEO IN
P / C
R R
E
Y
MONITOR
P / C
B B
OUT
P / C
R R
F
(CHASSIS)
G
H
w w w
I
STR-KG800
• See page 46 for IC Block Diagrams.
3 4 5
J221
VIDEO BOARD
R229 R227
R224 R228 R226 R225
75 75 75 75 75 75
C228
10
50V
C227 C224
10
10
50V
50V
1 2 3 4 5 6 7 8 9
IC220
NJM2586AM
24 23 22 21 20 19 18 17 16
C229
10
50V
R276
75
R277
75
R278
75 C233
0.1
IC220
IC B/D
VIDEO AMP
x a o
y
. i
http://www.xiaoyu163.com
6 7 8
COMPONENT
VIDEO
SAT IN MONITOR VIDEO 1
P / C P / C Y VIDEO OUT VIDEO IN VIDEO OUT
R R B B
J210
(CHASSIS)
R222 R221
R215
75 75
75
C213
10
C223 C222 50V
C221
10 10
10
50V 50V 50V
C226
C225
10
10
50V
50V
10 11 12 1 2 3 4 5 6
Q Q
3 7 6
IC210
NJM2595M-TE2
15 14 13 16 15 14 13 12 11
C204
C217
47
0.1
16V
C203
C232 C215
47
0.1
0.1
16V
VIDEO
VIDEO 2 IN /
AUDIO L
PORTABLE AV IN
AUDIO R
u 1 6 3
.
39 39
2 4
8 9 9
9 10
DVD SAT
VIDEO IN VIDEO IN
J211
(CHASSIS)
CNP242
3P
1
VGND
R212 R211 R242
2 DMPORT_VIDEO
75 75
75
3 VGND
C212
C211
10 10
50V 50V
C242
10
50V
CNS271
7P
1
V_SW4
2 V_SW3
3 V_SW2
D211
4 V_SW1
MA2J1110GLS0
5 COMP_S1
6 COMP_S2
7 PS (V-MUTE)
7 8
IC B/D
IC210
3 1 5 1 5 0 8 9 2
VIDEO AMP
10 9
IC202
IC202
-5V REGULATOR
TA79005SB
-4.9 -16. 4
C240 10 50V
O I
3 1
R240 G
75
CNP240
2
3P
1 GND
2 VIDEO
C201
C202
0.47 0.47 3 GND (NC)
2
G
4.9 15. 9
O I 4 +15V
3 1
3 GND
IC201
TA7805S
2 NC
IC201
1 -15V
CNP203
4P
+5V REGULATOR
VIDEO 2 BOARD
J298
m
CNP201
C298 C299
5P
220p 220p
1 L-CH
c o
2
GND
3 R-CH
4 GND
C294 C293 5
VIDEO
0.1 0.1
TP202
(CHASSIS)
STR-KG800
2
8 9 9
11 12
Q
DIGITAL
AB BOARD
(1/5)
CN1008
(Page 25)
R
DIGITAL
AB BOARD
(4/5)
CNS509
(Page 28)
4 9 8 2 9 9
G
MAIN
BOARD
(3/3)
CN500
(Page 24)
(Page 23)
MAIN
C
BOARD
(2/3)
CNP430