Sony KP-XA43M31 Service Manual page 42

6-1-2. S BOARD BLOCK DIAGRAM
CN2201
9V
S DAT
S CLK
GND
12V
GND
T
L IN
R IN
TO AG BOARD
GND
CN2001
L OUT
R OUT
NC
S
(SURROUND)
1
2
IC2206
3
LEVEL SHIFT
4
L 6 7 L
5 -IN2 OUT2
5
6 +IN2
7
R 2 1 R
8 -IN1 OUT1
3
9 +IN1
10
11
12
REF REF
REF
R IN
D/A CONVERTER
14
15
IC2211
SW
12 13
XO X
10
A
9
B
IC2205
MIX
6 7
-IN2 OUT2
5 IC2203
+IN2
MIX
3 1 2 1
+IN1 OUT1 -IN2 OUT1
2 3
-IN1 +IN2
6 7
+IN1 OUT2
5
-IN1
IC2207
MIX
6 7
-IN2 OUT2
5 SURROUND MODE SV
+IN2
1
2 1 5
-IN1 OUT1
3 2
+IN1
4
12
IC2204 14
MIX 15
6 7 11
-IN2 OUT2
5
+IN2
2 1
-IN1 OUT1
3
+IN1
– 41 –
IC2201
S DAT
3
S CLK DAC4
10 INV
SW3
1 Q4
SW1
2
SW0
IC2208
BBE
10
BBE
IC2202
3 L 20 14 L OUT
Y0 Y INPUT OUTPUT
Y1
Y2
Y3
13 R 1 7 R OUT
X0 X INPUT OUTPUT
X1
10
X2 A
9
X3 B
KP-XA43M31/XA43M61/XA43M91
RM-967