Schematic Diagram - Panel Section - Sony STR-KS500 Service Manual

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3 7 6 3 1 5 1 5 0
4-15. SCHEMATIC DIAGRAM – PANEL Section –
CN154
3P
R194
1k
S121 S120
PRESET
- +
TUNING
T E
L 1 3 9 4 2 2 9 6 5 1 3
CN153
3P
S123
w w w
STR-KS500
• See page 24 for Waveforms. • See page 24 for IC Block Diagrams.
R199
1
CNP155
3P
FLUORESCENT INDICATOR
TUBE DRIVER
22
21
20
19
18
17
16
15
14
C141
10
50V
C144
0.1
REMOTE CONTROL
RECEIVER
IC102
RPM7240-H9
CNP152
3P
GND
C111
0.1
x a o
y
. i
http://www.xiaoyu163.com
8
FL101
FLUORESCENT INDICATOR TUBE
C157
C158
10
0.1
50V
34
35
36
Q Q
3 7 6 3
37
38
IC152
39
PT6315
40
41
42
C159
0.1
u 1 6 3
.
23 23
http://www.xiaoyu163.com
2 4
9 9 8
1 5 1 5 0 8 9 2 4
S117
SOUND
FIELD
+
S122
INPUT SELECTOR
R152
R153 100
m
c o
STR-KS500
2
9 9
R198
1
CNS151
17P
F1
-30V
F2
GND
GND
+5V
+3.3V(STBY)
FL LAT
FL CLK
FL DATA
VOL UP(2A)
VOL DOWN(2B)
POWER ON/OFF
9 8 2 9 9
(Page
SIRCS
16)
AD(1)
AD(2)
AD(3)
RV101
ROTARY ENCODER
MASTER
VOLUME
R191
1k
S118
MUTING
R192
1k
S119
SOUND
FIELD
-