KDL-40X3000, KDL-46X3000 - Sony TV Service Manual (repair manual). Page 122

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~ FB2 Board Schematic Diagram [ PC & HDMI Inputs ] Page 17A/17 ~
10
11
12
13
14
15
16
1
5
6
4
2
3
8
9
7
J
I
H
K
L
M
D
C
A
B
E
F
G
J
I
H
K
L
M
D
C
A
B
E
F
G
3216
25V
X7R
C3905
4.7
JL3900
GND_1
JL3901
GND_1
JL3906
TP3907
JL3904
TP3905
JL3908
TP3910
GND_1
JL3911
TP3912
JL3913
TP3915
JL3916
TP3917
JL3918
TP3919
GND_1
C3916
4.7
FB3902
0uH
JL3920
TP3923
JL3924
TP3929
+5VA
+12V
FE_REC_5V
FE_12V
GND_1
RN-CP
8.2k
R3912
0.5%
XX
C3911
MA24D5000BS0
D3901
6
5
4
3
2
1
D
D
G
S
D
D
RTL035N03TR
Q3903
0
R3909
1608
25V 680p
CH
C3912
RN-CP
0.5%
10k
R3905
JL3909
0
R3901
JL3914
0
R3908
3216
25V 4.7
X7R
C3910
3216
25V 4.7
X7R
C3909
16V 0.1
C3914
0
R3910
R
R3907
XX
6
5
4
3
2
1
D
D
G
S
D
D
RTL035N03TR
Q3902
0
R3906
0
R3911
GND_1
50V 120p
CH
C3908
TP3902
TP3903
RN-CP
2.2k
R3900
0.5%
RN-CP 180k R3903
0.5%
RN-CP 120k R3904
0.5%
2012
25V
1
C3915
B
6
5
4
3
2
1
D
D
G
S
D
D
RSQ035P03TR
Q3901
6
5
4
3
2
1
D
D
G
S
D
D
RSQ035P03TR
Q3900
RN-CP
2.2k
R3902
0.5%
GND_1
10V
C3902
3216
10
2012
FB3900
0uH
2012
FB3901
0uH
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CXA3738N-T4
IC3900
VCC
OUT1H
OUT1L
REGA
RT
FB1
INV1
SCP/SOFT1
SCP/SOFT2
INV2
FB2
GND
STB
OUT2L
OUT2H
REGB
16V
C3904
0.1
16V
C3900
0.1
1608
25V
C3901
0.1
1608
25V
C3906
0.1
C3918
0.1
1608
25V
C3903
0.1
12
VIN
EN
DTT_PON
XX
R3943
Mount Mecha
319855201
A3902
Mount Mecha
319855201
A3900
Mount Mecha
319855201
A3901
25V
0.033
B
C3913
16V
100
C3907
36V 2A
F3900
32V
0.4A F3902
32V
0.63A
F3901
10p
C3945
47p
C3946
100p C3947
100p C3948
470p C3949
GND_1
POWER IN
VOUT CALCULATION
INV
VOUT = ((R1 + R2)/R2) x 0.8
R1
R2
GND
VOUT
ROHM DC-DC CCONTROLLER
SONY DC-DC CCONTROLLER
VOUT = ((R1 + R2)/R2) x 0.6
PWB MOUNTING POSTS
FB2-FIX2
 COMPONENTS MARKED AS XX REFER TO PARTS LIST, WILL ONLY BE LISTED IF FITTED 
FB2
17A/17
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