KDL-22BX325, KDL-32BX325, KDL-32BX425, KDL-40BX425 (serv.man2) - Sony TV Service Manual (repair manual). Page 30

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30 
KDL-22BX325/32BX325/32BX425/40BX425
KDL-22BX325/32BX325/32BX425/40BX42
2        | 
10 
11 
A
B
C
D
E
F
G
H
I
A BOARD SCHEMATIC DIAGRAM (PAGE16 OF 18)
Tuner I/O Interface
Vo=0.5x(R1+R2)/R2
+5V_TUNER FROM Regulator
Impedance Contrl 100ohm and
route these path with differential
pattern on top layer.
IF BPF 
Close to MT5366
Close to ISDB-T Demod
SMD/0402
SMD/0402
SMD/0402
SMD/0402
SMD/0402
SMD/0402
SMD/0402
SMD/0402
SHARP
SMD/0402
SMD/0402
SMD/0402
SMD/0402
2
0
4
0
/
D
M
S
2
0
4
0
/
D
M
S
SMD/0402
SMD/0402
8/7. change IF BPF value.
Close to MT5366
Close to TUNER
del
FB131,FB132,FB134,FB135,FB136,FB137,FB138,FB139
FAT_IN2-
+5V_T1
FAT_IN2+
TU_FAT_IN2-
TU_FAT_IN2+
IF_AGCT_T
IF_AGCT_T
IF_AGCT
IF_AGC
TUNER_CLK_Demod
TUNER_DATA_Demod
FAT-
FAT_IN-_C
FAT_IN+_C
FAT_IN-_C
FAT_IN+_C
TUNER_CLK_Demod
TUNER_DATA_Demod
FAT_IN-
FAT_IN+
IF_AGCT
FAT-
T_SDA
T_SCL
FAT+
IF_AGCT_T
+5V_T1
IF_AGC
RF_AGC_H
FAT+
TU_FAT_IN2+
FAT_IN+
FAT_IN-
RF_AGC_H
RF_AGC
RF_AGC
RF_AGC_TUNER
RF_AGC_TUNER
FAT_IN2+
FAT_IN2-
TU_FAT_IN2-
T_SCL
T_SDA
FAT_IN-
13
IF_AGCT
13
GND_Tuner
16
FAT_IN+
13
TUNER_DATA_Demod
16
GND
2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,18,19
FAT_IN-_C
16
TUNER_CLK_Demod
16
FAT_IN+_C
16
+5V_SW
2,6,8,11,13,14,15,16,18
+5V_TUNER
14
IF_AGC
16
RF_AGC_H
13
RF_AGC_TUNER
14
+5V_TUNER
+5V_TUNER
+5V_SW
+5V_SW
+5V_TUNER
+5V_TUNER
C1112
NC/27P 50V
R1129 0R05 1/16W
R196
10K 1/16W 5%
+
C190
470uF 16V
R1122
0R05 4A 1/4W
SPR1
Spring
C1130
NC/33pF 50V
R1
1
2
3
1.
5K
 +-1%
 1/
10W
R1113
0R05 1/16W
TU101
VA1P1BF8401
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
RF AGC
NC
NC
AS
SCL
SDA
+B(5.0V)
IF OUT ANALOG
IF AGC
DIF
DIF
TH
1
TH
2
TH
3
TH
4
R1124
43K 1/10W 1%
R1118
200R 1/10W 1%
R1114
0R05 1/16W
R197
47K 1/16W 5%
L108
510R 1/10W
+
C1105
100UF 50V
R1119
4K7 1/16W 5%
R1117
200R 1/10W 1%
R1121
0R05 4A 1/4W
FB129
220R/2000mA
1
2
C191
100N 16V
SPR2
NC/Spring
L101
NC/0.33uH 10%
FB147
120R/3000mA
1
2
L104
510R 1/10W
R1120
10K 1/16W 5%
C1101
NC/33pF 50V
C192
10uF 10V
SPR3
Spring
L102
NC/0.22uH 10%
R1111
NC/10K 1/16W 5%
SPR4
Spring
C193
NC/47N 16V
C1103
47nF 16V
L103
NC/0.22uH 10%
R1127
 5.1KOHM +-1% 1/10W
C1128
NC/33pF 50V
C1107
10uF 10V
C198
39pF 50V
C1118
NC/27P 50V
C1111
NC/100N 16V
C1108 NC/56pF 50V
C194
33P50V
L106
NC/0.33uH 10%
R1110
NC/100K 1/10W
C195
33P50V
R1116
4.7K 1/16W
C199
39pF 50V
SPR5
Spring
R1125
0R05 1/16W
R1112
NC/0R05 1/10W
C1129
NC/33pF 50V
C1106
0.1uF 50V
R1126 0R05 1/16W
R1115
4.7K 1/16W
R1128 0R05 1/16W
Q107
NC/2N3906S-RTK/PS
SPR7
Spring
C1104
0.1uF 50V
C1102
10N 50V
C1114 10N 50V
U115
SC4215HSETRT
1
2
3
4
8
7
6
5
9
NC
EN
VIN
NC
GND
FB
VO
NC
TH
1
FB146
120R/3000mA
1
2
C1116 10N 50V
SPR6
NC/Spring
L105
51R 1/10W 5%
C1109
NC/100N 16V
C1110 NC/56pF 50V
C1117
NC/47pF 50V
C1113
NC/47pF 50V
C1115
NC/33pF 50V
L109
51R 1/10W 5%
A 16/18
GPIO INTERFACE
1-857-922-11 <AZ2TK> A-P16
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