Schematic Diagram Of S Board - Sony KF-50SX200 Service Manual

(22) Schematic Diagram of S Board

1 2 3
A
B
SCL
SDA
C
CN4701
40P
GRY
:BTOB-P
T0 A(4/4)BOARD
CN1901
MAIN-L IN A1 MAIN-L IN
AUDIO(L)
GND B1
MAIN-R IN A2 MAIN-R IN
AUDIO(R)
+9V B2 +9V
L-TV A3 L-TV
D
AUDIO(L)
+5V B3 +5V
R-TV A4 R-TV
AUDIO(R)
+3.3V(NC) B4
SCL A5 SCL
SDA B5 SDA
GND A6
L-IN2 B6
A RESET A7 ARESET
R-IN2 B7
GND A8
E
SW2 B8 SW2
SUB-R A9
R4741
HP-L(NC) B9
#
:CHIP
HP-R(NC) A10
AUDIO(L)
R4742 100 :CHIP
L-OUT B10 L-OUT
R4743 100 :CHIP AUDIO(R)
R-OUT A11 R-OUT
R4744 0 :CHIP AUDIO
C-OUT B11 C-OUT
S-OUT A12
GND B12
GND A13
F
QSS-1 B13 QSS-1
AM1 A14 AM1
GND B14
GND A15
QSS-2 B15 QSS-2
AM2 A16 AM2
NC B16
NC A17
NC B17
NC A18
G
NC B18
NC A19
NC B19
NC A20
NC B20
QSS-2
H
I
J
4 5 6
+5V
R4711 100 :CHIP
R4712 100 :CHIP
+5V
R4720
0 C4722 C4723
:CHIP FL4705 47 0.1
16V 25V
B:CHIP
EMI
D4701
BAS216
R4725
100 :CHIP
(OPEN)
R4727 R4726
100 :CHIP 0
:CHIP
R4731
R4730
1k
22k
:CHIP :CHIP
ARESET
C4729
2.2
16V
R4732 R4733
F:CHIP 0
100 100
:CHIP :CHIP
C4731 C4732
0.47 0.47
16V 16V
B:CHIP B:CHIP
R4737
SUB-R
:CHIP
C4745
0.001
B:CHIP
AUDIO(L)
AUDIO(R)
R4769 R4796
# #
:CHIP :CHIP
R4777
#
:CHIP
Q4706
R4782 R4783 R4784 C4757
#
C4755 # # # R4778 #
# BUFFER :CHIP :CHIP :CHIP # 16V
B:CHIP
CH:CHIP :CHIP
AM2
C4756
# R4780
R4779 B:CHIP
R4781
#
:CHIP #
R4786
:CHIP
# C4758
:CHIP #
16V
D4705
B:CHIP
# CF4702
R4787 # C4759
# #
:CHIP 16V
B:CHIP
D4706
# CF4703
#
R4788
#
:CHIP
D4707
#
CF4704
#
R4789 R4790 R4791
# # #
:CHIP :CHIP :CHIP
Q4710
#
SW1
Q4709
Q4708
#
SUB TUNER
#
SW2
SW3
AUDIO
7
8 9
R4701
Q4701
C4701
Q4702 6.8k
2SC2412K 3
100p
:CHIP
2SC2412K
BUFFER1 CH:CHIP
BUFFER2
2.4 FL4701
FILTER
1.8
1.8
CF4701 R4707 4
1.1
330
6.5MHz
:CHIP
L4701 R4703 R4704 R4706 C4702
C4709
10µH 1k 6.8k 1k 39p
4p
:LAV35 :CHIP :CHIP :CHIP CH:CHIP
CH:CHIP
C4712 C4713
R4709
0.1 0.1
25V 25V FL4704 0
C4711 R4710 C4708 B:CHIP B:CHIP :CHIP
0.1 100 4p
EMI
25V :CHIP CH:CHIP
B:CHIP
X4701
18.432MHz
C4710
47
16V
NC NC
1
SCL NC
4.8
SDA A GND
R4715
4.8
100
I2S CLOCK A GND
:CHIP
I2S WS MONO IN (AM)
C4717 C4718
3.7
0.33 4.7 C4719
I2S DATA OUT NC
16V 16V 0.1
F:CHIP 25V
B:CHIP
I2S DATA IN 1 REF VOLTAGE
B:CHIP
2.6 AUDIO(R)
ADR DATA OUT AV MAIN R IN
3.7 AUDIO(L)
ADR WS IC4702 AV MAIN L IN
MSP3411G-QA-B10 3.7
ADR CLOCK OUT SOUND PROCESSOR A GND
+5V AV R IN 2
+5V AV L IN 2
+5V A GND
D GND AV R IN 3
D GND AV L IN 3
D GND A GND
I2S DATA IN AV R IN 4
NC AV L IN 4
NC A GND
NC REF VOLTAGE
3.7
POWER ON RESET A GND
4.9
NC A GND
C4727 C4728
NC NC
4.7 0.1
16V F:CHIP
CENTER OUT NC
F:CHIP
C4737
# 10
C4735 FB4701
D4704
HM102
1000p
BAS216
D4702 :CHIP
B:CHIP
UDZS-12B +9V
C4738
100
D4703
16V
UDZS-12B
C4739 C4740
R4746 0.1 0.1
0 25V 25V
:CHIP
B:CHIP B:CHIP AUDIO(R)
R
C4746
0.001
B:CHIP
C4748
C4747
0.0022
0.0022
B:CHIP
B:CHIP
AUDIO(L)
AUDIO(R)
L
AUDIO(L)
R4773
IC4704 L4703
#
# #
:CHIP
:LAV35
FA DEMODULATOR
AM IN
DEM
DEC
# :CHIP
SW
FM SIF
AF OUT
C4761
GND
#
R4785
B:CHIP
MUTE #
:CHIP
REF
VOL
+5V IC4705
#
I2C SWITCH
C4762
# C4763 C4764
16V # #
F:CHIP SW1 +5V
B:CHIP 16V
R4792 # :CHIP
Q4707
SW0 SCL
#
R4793 # :CHIP
DA4 SDA
MUTE SWITCH
DA3 SA2
DA2 SA1
DA1 SA0
DA0 SW3
GND SW2
AUDIO(L)
AUDIO(R)
– 62 –
10 11 12
QSS-1
R4702
2 1
1k
:CHIP
6
+5V
AM1
+9V
C4766
R4797
0.0022
4.7k
B:CHIP
:CHIP
AUDIO(R)
0.8
+9V
0.2
L4702
C4741 C4742 +9V
100µH
Q4711 100 0.01 IC4703
R4799 R4798 :LAV35
16V B:CHIP
NJM3403AM
4.7k 4.7k 2SA1037AK
:CHIP :CHIP LPF OUTPUT AMP
C4767
680p
R4753
B:CHIP
47k
AUDIO
:CHIP
C4749
R4749 R4750 R4751
SUR OUT
0.47
47k 47k 22k
CENTER OUT
16V
:CHIP :CHIP :CHIP
REF
+9V B:CHIP
REF
SUR IN
C4768
R4800
CENTER IN
0.0022
4.7k
B:CHIP GND
:CHIP AUDIO(R)
AUDIO(L)
+9V
RIGHT IN
0.8 LEFT IN 4.8
0.2 C4751 4.8
REF
0.47
REF 4.9
16V R4758 4.9
RIGHT OUT
R4802 B:CHIP 47k
R4801
LEFT OUT
4.7k 4.7k :CHIP R4760
:CHIP
:CHIP 47k
Q4712
:CHIP
C4769 2SA1037AK
+5V
680p
LPF
B:CHIP
R4794
#
SCL :CHIP
SDA
S
(AUDIO PROCESS)
KF-50SX200/50SX200K/50SX200U
K
RM-905
14
13
Q4703
2SC2412K
BIAS
R4747
5.5 3.9k
:CHIP
R4757
47k
:CHIP 4.9 C4743
R4748 47
6.8k 16V
:CHIP
C4744 R4752
10 560
:CHIP
C4752
0.47
R4759 16V
B:CHIP
47k
R4761
47k
:CHIP :CHIP
B-SS856.<AEP>-S..-05