Read Sony KDL-22BX325 / KDL-32BX325 / KDL-32BX425 / KDL-40BX425 (serv.man2) Service Manual online
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KDL-22BX325/32BX325/32BX425/40BX425
KDL-22BX325/32BX325/32BX425/40BX42
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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.
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
TUNER_DATA_Demod
FAT-
FAT_IN-_C
FAT_IN+_C
FAT_IN-_C
FAT_IN+_C
FAT_IN+_C
TUNER_CLK_Demod
TUNER_DATA_Demod
TUNER_DATA_Demod
FAT_IN-
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%
10K 1/16W 5%
+
C190
470uF 16V
470uF 16V
R1122
0R05 4A 1/4W
SPR1
Spring
Spring
C1130
NC/33pF 50V
NC/33pF 50V
R1
1
1
2
3
1.
5K
+-1%
+-1%
1/
10W
10W
R1113
0R05 1/16W
TU101
VA1P1BF8401
VA1P1BF8401
1
2
3
4
5
6
7
8
9
10
11
2
3
4
5
6
7
8
9
10
11
12
13
14
15
RF AGC
NC
NC
NC
AS
SCL
SDA
+B(5.0V)
IF OUT ANALOG
IF AGC
DIF
DIF
DIF
TH
1
TH
2
TH
3
TH
4
R1124
43K 1/10W 1%
43K 1/10W 1%
R1118
200R 1/10W 1%
R1114
0R05 1/16W
R197
47K 1/16W 5%
47K 1/16W 5%
L108
510R 1/10W
510R 1/10W
+
C1105
100UF 50V
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
100N 16V
SPR2
NC/Spring
NC/Spring
L101
NC/0.33uH 10%
FB147
120R/3000mA
1
2
L104
510R 1/10W
510R 1/10W
R1120
10K 1/16W 5%
C1101
NC/33pF 50V
C192
10uF 10V
10uF 10V
SPR3
Spring
Spring
L102
NC/0.22uH 10%
R1111
NC/10K 1/16W 5%
SPR4
Spring
Spring
C193
NC/47N 16V
C1103
47nF 16V
L103
NC/0.22uH 10%
R1127
5.1KOHM +-1% 1/10W
C1128
NC/33pF 50V
NC/33pF 50V
C1107
10uF 10V
10uF 10V
C198
39pF 50V
C1118
NC/27P 50V
C1111
NC/100N 16V
NC/100N 16V
C1108 NC/56pF 50V
C194
33P50V
L106
NC/0.33uH 10%
R1110
NC/100K 1/10W
C195
33P50V
33P50V
R1116
4.7K 1/16W
4.7K 1/16W
C199
39pF 50V
39pF 50V
SPR5
Spring
Spring
R1125
0R05 1/16W
R1112
NC/0R05 1/10W
C1129
NC/33pF 50V
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
Spring
C1104
0.1uF 50V
C1102
10N 50V
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
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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