Power Board Schematic Diagram - Sharp 190TW8FB Service Manual

19” tft lcd color television
Table of Contents

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Schematic Diagram(Power Board)
1
2
3
A
CN1
F1
R1
X1 0.33uF
X1 0.33uF
L1
L
R2
250V/T3.15AH
10 OHM 4A
470K
681
C3
1
2
CR2
C1
C2
R3
470K
681
C4
R4
4
3
470K
10mH
N
B
G
C13
332
C
+12V(INV)
4606-E10N-00B
CN101
+5V
25V330u
+5V
1
R103
R161
C101
C102
C103
10K
N.A
+5V
2
103
+5V
3
GND
4
GND
5
D
GND
6
+12V
7
+12V
C144
GND
104
8
On/off
On/off
9
ADJ
ADJ
10
R162
R101
3.6K
68K
R106
E
68K
R107
N.A
Q102
N.A
R109
R108
0
RK7002
N.A
Q101
C104
R102
C105
R104
R105
C106
R110
C107
R111
F
104
20K
103
10K
10K
N.A
15K
N.A
13K
104
G
1
2
3
4
5
6
2KBP06M
450V100uF
CR1
1
C6
R5
C5
C12
R6
27K
222
680K
~
~
CR3
N.A
UF1007
R7
680K
3
R8
L2
680K
D
2SK3562(Q)
C11
CR4
Q1
OB2268CP
R11
47pF
4
10R
G
PR1003
1
8
S
R9
CR5
R12
100R
2
IC1
7
100R
1N4148
R13
3
6
5
100R
CR6
IC2B
4
N.A
4
5
R14
C8
C9
C10
C7
R15
R10
3
0.43 OHM
103
100K
N.A
50V10u
471
50V56u
C117
C118
105
105
R117
Q103
10R
C113
AOD484
103
C114
104
C116
R118
Q104
103
C115
104
10R
AOD484
16
15
14
13
12
11
10
9
AGND
PGND
LG
VCC
OUT
UG
BT
VIN
IC101
MP1008
LV
LI
COMP
FT SWSET BRSET DBRT EN
1
2
3
4
5
6
7
8
R164
0
R129
180K
R130
R116
0
10K
D
R125
Q105
43K
N.A
39K
R121
R122
G
R126
S
3
2
N.A
R132
R133
R114
R163
R127
270K
0
10K
4
1
C108
R112
R115
C111
C112
R128
R131
C123
R134
FF-A2544-V-2X2
N.A
CN106
R123
R124
130K
N.A
392
N.A
475
750K
120K
N.A
N.A
104
390K
N.A
560K
475
200K
4
5
6
7
8
C51
C52
100R
R51
221
221
R52
100R
L51
CR51
T1
C56
C57
C58
C59
C60
4.3uH
6
104
104
SRF10100C
10V1000uF
10V100uF
CR52
R70
R71
SRF10150C
C62
C63
C64
C65
9
0.56R
0.56R
104
R56
R57
25V680uF
104
25V100uF
100R
R53
N.A
300R
L53
C53
C54
100R
C69
C71
IC2A
R54
1
C67
4.3uH
221
221
R58
104
104
25V680uF
CR55
N.A
2
R61
0
5.6V
7
333
R63
CR57
10K
8
C55
R62
680R
R59
1K
IC52
C50
C
A
R
XL0840
R64
IC51
G
C72
KIA431
332
A
R60
K
510R
10K
102
T101
1
7
R119
C119
C120
R120
C121
C122
2
1K
475
475
1K
475
475
3
4
5
6
10
T102
1
7
2
3
4
5
6
10
CR103
BAV70
R142
36K
R135
20K
R136
20K
D
CR101
CR102
Q106
R137
RK7002
1SS355
1SS355
100K
G
S
D
CR106
R138
R140
Q107
R143
BAV70
6.8K
6.8K
RK7002
G
43K
D
S
Q108
RK7002
G
C126
R141
R144
R139
N.A
C124
S
C125
474
104
200K
104
200K
7
8
9
10
11
F51
CR59
C73
(3.5A)
+5V
R67
5A
104
10R
P6KE6.8A
CR54
7.5V
F52
R69
C66
C74
(1A)
+12V
2A
N.A
104
104
CR56
N.A
CR58
N.A
R65
10K
FF-A3500-WR2-2
CN102
HV
1
C127
5p
C129
R148
RTN
2
R145
C128
C140
104
1K
CR104
R146
R147
20K
222
N.A
20K
1K
BAW56
FF-A3500-WR2-2
CN103
HV
1
C130
5p
C132
R152
RTN
2
R149
C131
C141
104
1K
R150
20K
222
N.A
20K
R151
1K
CR105
BAW56
FF-A3500-WR2-2
CN104
HV
1
C133
5p
C135
R156
RTN
2
R153
C134
C142
BAW56
1K
104
CR107
R154
R155
20K
222
N.A
20K
1K
FF-A3500-WR2-2
CN105
HV
1
C136
5p
C138
R160
RTN
2
R157
C137
C143
1K
R158
104
20K
222
N.A
20K
R159
CR108
1K
BAW56
9
10
11
39
190TW8 TV
12
P-1
ADJ
E1
C142 E9
R61
B8
A
ADJ
E2
C143 F9
R61
C8
C1
B3
C144 D2
R62
C8
C2
B3
CN1
B1
R63
C8
C3
B2
CN101 C1
R64
C8
C4
B2
CN102 C11
R65
C9
C5
B4
CN103 D11
R67
B9
C6
B5
CN104 E11
R69
B9
C7
C4
CN105 E11
R70
B8
C8
C5
CN106 F5
R71
B8
C9
C5
CR1
B3
R101 E2
C10
C6
CR2
B2
R102 F2
B
C11
B6
CR3
B5
R103 C2
C12
B4
CR4
B6
R104 F2
C13
B3
CR5
B6
R105 F2
C50
C6
CR6
C5
R106 E3
C51
A7
CR51 B7
R107 E3
C52
A7
CR52 B7
R108 E3
C53
B7
CR54 B9
R109 E3
C54
B7
CR55 B9
R110 F3
C55
C7
CR56 B9
R111 F3
C56
B8
CR57 C9
R112 F3
C57
B8
CR58 C9
R113 F4
C
C58
B8
CR59 B9
R115 F4
C59
B8
CR101 E7
R117 D5
C59
B9
CR102 E7
R118 D5
C60
B9
CR103 D9
R119 D6
C62
B8
CR103 D10
R120 D7
C63
B8
CR103 E10
R121 F5
C64
B8
CR104 D10
R122 F5
C64
B9
CR106 F9
R123 F5
C65
B9
CR107 E10
R124 F5
C66
B9
CR108 F10
R125 F5
C67
B8
F1
B2
R126 F5
C69
B8
F31
B10
R127 F5
D
C71
B9
F52
B10
R128 F5
C72
C9
IC101 E4
R129 E6
C73
B10
IC101 C5
R130 E6
C74
B10
IC2A B7
R131 F6
C101 D2
IC2B C4
R132 F6
C102 D2
IC51
C7
R133 F6
C103 D2
IC52
C8
R134 F6
C104 F2
L1
B3
R135 E7
C105 F2
L2
B5
R136 E7
C106 F3
L2
B6
R137 E7
C107 F3
L51
A8
R138 F7
E
C108 F3
L53
B8
R139 F7
C109 F4
Q1
B5
R140 F7
C110 F4
Q101 F2
R141 F7
C111 F4
Q102 E3
R142 E8
C112 F5
Q103 D6
R143 F8
C113 D4
Q104 D6
R144 F8
C114 D4
Q105 F6
R145 D9
C114 F4
Q106 E6
R146 D10
C115 D4
Q107 F7
R146 D11
C116 D4
Q108 F7
R147 D11
C117 D6
R1
B2
R148 D11
F
C118 D6
R2
B2
R149 D9
C119 D7
R3
B2
R150 D10
C120 D7
R4
B2
R150 D11
C121 D7
R5
B6
R151 D11
C122 D7
R6
B4
R152 D11
C123 F6
R7
B4
R153 E9
C124 F6
R8
B4
R154 E10
C125 F7
R9
B4
R154 E11
C126 F7
R10
C4
R155 E11
C128 D9
R11
B5
R156 E11
C129 D11
R12
B5
R157 F9
G
C130 D9
R13
C5
R158 F10
C131 D9
R14
C5
R158 F11
C132 D11
R15
C5
R159 F11
C133 E9
R51
A6
R160 E11
C134 E9
R52
A6
R161 C2
C135 E11
R53
B6
R162 E3
12
C136 E9
R54
B6
R163 F4
C137 F9
R56
B7
R164 E4
C138 E11
R57
B7
T101 C8

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