28KF-84H (serv.man10). Schematic diagrams - Sharp TV Service Manual (repair manual). Page 7

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38
28KF-84H
  Schematic Diagram of Mother Board Unit (F7351N5)
1
I
H
G
F
E
D
C
B
A
2
3
4
5
6
7
Page 39
Page 40
3
CRDAR5531BMFW
4
37
11
+
5
VST
BY
-1
3
V
-1
3
V
+12V
+5.5V
+150V
2
+1.8V
+3.3
V
S
T
B
Y
CRDA
R5531
-13V
+12V
-13V
+5
V
-16V
13
16
PRDAR5531BMFW
+
5
VSTBY
+
3
,3
VSTBY
38
10
+1
3
V
2
+1
3
V
+16V
+1
3
V
+3.3Vb
1
8
+5V
+16V
+
5
VSTBY
36
+1
3
V
-13V
-1
3
V
12
30
KEY
VPROT
VERT-
VERT+
IR
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
C3
8
7
100
n
F
(S
W
RC)
GN0
4
4
1
R7
0
4
22
(2W
)
R9
0
9
100
F
B
704
LN-0091GEZZ
Q70
6
BC557C
T
X
0230
D734
C24
EX05
6
1
B
M
R7
5
4
10K
C7
4
8
220
u
F
(35V)
C5
1
1
2.2
u
F
C5
1
0
100
n
F
(25V)
R784
18
K
D7
2
7
BYV27/100
DX0621
B
M
L702
3.3uH
(C
F)
R7
2
1
120
(1/2W)
D7
9
8
BYV27/100
DX0621
R7
0
1
22K
R331 2K
7
C383 1nF
R7
9
7
1R5
(1/2W)
XZ0202
C7
3
1
100nF
(25V)
R7
9
0
270
(1/2W)
R730 4K
7
(15
W
)
R714
0.56
(3
W
)
D7
3
2
DX0551
Q70
7
BT13
4
W
SX00
0
3
B
M
R548
6K
8
TP
7
0
1
R5
3
6
4K7
D7
1
2
BYV28-600
DX0618
B
M
R3
3
0
10
D7
4
0
R5
2
6
12K
C7
5
5
1nF
R7
2
5
3K3
R9
0
7
100K
C7
5
6
100n
F
C7
1
3
(450V)
68uF
EZA036WJ
Q70
4
BC857B
VSBC857B
D7
0
4
GPP20J
DX0641
B
M
D7
1
5
DX0551
R781
100
R7
1
9
1M
(1/2W)
R7
5
3
2K2
C5
2
4
68nF
(FZ)
C7
0
3
10n
F
250V
KZ0029CE
R10
4
2
1K
(1%)
C902
22uF
(25V)
C7
2
6
2200uF
(25V)
D753
SF26
DX064
3
B
M
R7
5
8
82R
XZ0123
B
M
(1/3W)
D7
4
1
C4V3
EX05
4
3
B
M
R7
5
1
100K
T701
NZ0591
5
2
6
4
1
R7
0
6
390K
(T
Q
)
C7
0
2
10
n
F
(250V)
KZ0029CE
R7
4
8
220K
C 2
2
L318
22uH
(CF)
L319
22uH
(CF)
R9
0
4
27K
R5
0
9
39K
R749
1M
(1/2W)
D7
3
0
B6V2
EX05
8
4
B
M
C716
470nF
CF
D7
2
2
DX0605
B
M
MBR340RL
R7
7
8
100
(1/2W)
+VS
-VS
IC
503
B
A
4558
8
7
6
5
4
3
2
1
IC
704
LM
4931C
V33
IX
1
846
2
2
1
1
3
3
14
8
12
11
10
13
9
R7
3
1
4K7
1%
C7
0
6
680nF
(400V)
C7
1
2
1uF
(160V)
R7
0
9
330K
(1%)
(TQ
)
D10
1
7
B5V1
EX04
8
0
B
M
(2%)
C7
1
4
680
C7
4
3
100n
F
(25V)
R9
0
2
33K
R7
5
6
1K8
D7
0
8
C24
EX05
6
1
B
M
Q70
5
BC847B
VSBC847B
+VS
-VS
IC
5
0
2
BA45
5
8
8
7
6
5
4
3
2
1
FB
7
0
3
LN0091GE
R783 220
K
R7
8
9
100K
R549 27
K
R5
1
5
1K2
D701
GPP20J
DX064
1
B
M
D7
1
1
DX0045
+12V
8
OUT
L
7
6
R
1
026
470
(1%
)
C7
2
7
2200uF
(25V)
(AA)
C
M
762F
C7
3
2
1000uF
(25V)
R7
1
6
390K
(T
Q
)
D9
0
1
DX0551
D707
DX
0551
D7
0
3
GPP20J
DX0641
B
M
R7
5
9
(2W
)
22
R5
3
7
4K7
P
O
R701
P
0001
B
M
IC
7
0
6
L4931C
V3
3
IX
1
8
4
6
2
3
1
D7
1
8
DX00
4
5
R5
1
3
100K
IC
709
T
L
P
1
65J
FX011
1
C7
3
0
270pF
(1KV)
JF5
6
C9
0
5
470
n
F
Q72
1
BC857B
VSBC857B
C7
9
6
100pF
1KV
KZ0127
R7
2
8
120
Q70
3
2SK2543
T
X
0245B
M
R7
2
2
10K
(G
)
PLG
N
026
0
C5
3
6
1000u
F
(25V)
R782
47
K
C7
4
0
D745
SF26
DX064
3
B
M
R9
0
6
2M
2
JF902
C7
5
4
100n
F
Q70
2
2SK2543
T
X
0245B
M
R705
8K2
D7
1
7
DX0045
C7
0
4
10n
F
250V
KZ0029CE
D7
2
9
1N49
3
7
DX0579
R10
1
7
15K
R10
1
9
27K
R7
1
5
18K
(1%)
D9
0
3
.
EX04
2
1
B
M
R7
7
9
100
D7
0
2
GPP20J
DX064
1
B
M
R7
2
9
22K
R7
2
7
22K
R7
9
6
1
(1/2W)
XZ0200
VR701
VX0073CE
R7
0
8
390K
(T
Q
)
D7
1
6
B6V2
EX05
8
4
B
M
C746
330nF
(275V)
FZ0188BM
C7
3
8
56nF
(FZ)
R535
6K
8
C7
1
0
22
n
F
+VS
-VS
IC
701
BA1
0
3
9
3
IX
1
5
5
6
8
7
6
5
4
3
2
1
C7
1
7
10
n
F
(FZ)
R713 10
K
D7
5
2
BR100/03
SX00
0
4
B
M
R333 1K
C3
8
2
100
n
F
C7
5
2
10uF
(16V )
C725
4n7
(630V)
FZ0205BM
Q7
2
3
BC847B
VSBC847B
D7
3
1
DX0551
R7
0
3
2K7
R3
3
5
100K
C10
2
2
10
u
F
(50V)
JF5
8
R5
1
4
560
R9
1
0
1K5
D7
1
4
C6V8
EX05
4
8
B
M
C5
2
2
68
n
F
(50V)
C7
2
1
10
n
F
(FZ)
R9
0
3
1K
R7
1
0
330K
(1%)
(TQ
)
Q7
2
4
BC847B
VSBC847B
C7
4
1
470nF
(16V)
R534 27
K
C525
47nF
R712 390
K
(T
Q
)
F7
0
2
J4021CE
R7
1
1
10
C798
220pF
(2KV)
KZ0035CE
R1
0
9
9
100
R9
0
1
22K
C7
0
8
100
n
F
(25V)
Q7
2
0
BC847B
VSBC847B
D735
C24
EX05
6
1
B
M
T702
Z0586BM
3
1
4
6
L701
F0108BM
R10
2
4
1K
C7
1
8
470
p
F
C7
2
0
2200uF
(10V)
C7
2
3
470
p
F
R9
0
5
22K
D7
2
5
C24
EX05
6
1
B
M
R7
5
2
10K
R7
2
6
5K6
(1%)
D7
2
1
SF26
DX0643
B
M
C7
0
1
470nF
(275V)
FZ0219BM
FB
7
0
1
LN0091GE
C7
0
5
4n7
(630V)
FZ0205BM
R5
1
2
4K7
(1%)
JF5
5
R7
0
7
1M
C7
3
7
1000uF
(25V)
C506 100
n
F
(25V)
C5
3
5
10u
F
C7
2
8
100
u
F
(200V)
EZA035WJ
R7
5
0
22K
IC
501
T
D
A
7
480L
IX
1
786
20
19 18 17
16 15
14 13 12
11
R7
7
3
1K
R5
4
5
100K
R799
1
(1/2W)
XZ0200
B
M
D7
2
0
SF26
DX064
3
B
M
R7
5
5
100
(1/2W)
XZ0224
B
M
IC
708
LM
31
7
T
IX
1
8
7
8
1
2
3
R785
100K
R5
4
4
1K
R3
3
7
10
(RA)
C1
0
1nF
C903
0.47uF
(50V)
R10
2
5
1,1K
(1%
)
C7
4
2
22
u
F
C7
0
7
100uF
(25V)
Q70
1
2SK2543
T
X
0245B
M
Q7
1
2
BC857B
VSBC857B
R7
8
8
22K
D7
1
9
BYV27/100
DX0621
R7
8
6
1K8
J216
R718
Q90
1
BC847B
VSBC847B
Q90
2
BC847B
VSBC847B
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