Sharp LC-49CUG8052E Service Manual

58
3.19 Wiring diagram of Power board - PW.198W2.711
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 11
12 12
D D C C
B B A A
SGND
!
!
!
Vbridge
SGND
380V
ZCD
380V
VCC2
R210
R219
Vbridge
SGND
SGNDSGND
SGND
SGND
SGND
R203
!
R204 R208 R211
C211
R1
R2
R3
R4
C209
B201
R223
R224
C206
CX1
R233
D3
D4
D2
D1
D
G
S
Q201
R230
R231
R221C221
C205
R214
R205
R206
A K
D201
R215
1
4
2
3
LC5
2
4
3
1
BD1
AC_L
AC_N
L_1
R220
C204
B202
RB50
1
4
2
3
LC1
!
N_1
TP-TDT
!
SGND
SGND
SGND
GNDSGND
R126
C108
!
!
C102
R108
GND
!
C112
H
+
E107
AK
D105
+
E106
AK
D106
BRO
R135
R115
R101R102
C107
R106
C106
!
B101
R114
SGND
BRO
R142 R143
C115
GND
R129 R128
1 3
2
D101
Q101
R144
C103
R104
R107
Q102
R109
R105
C101
R103
KA
R
U102
R136
R137
R138
R139
R148
12
PC101A
3 4
PC101B
SGND
12V1
12V1
12V1
R130
C109
R110
R111
D1
VC
C104
CB6
1
1
2
2
3
3
A
NC
K
ZD101
R113
+
E101
+
E102
Q103
N_1
N_1
VCC1
D109
VCC2
VCC1
!
!
R808
R805
12
PC801A
3 4
PC801B
12V
Q804
NTC1
1
4
2
3
LC4
!
SGND
C222
IS
ZCD
SGND
R226
R225
IS
C202
C203
D103
+
E103
+
E104
GND
C110R131
R132 R133
R140
19V1
C114
R141
12V
5V 5VSB
PS_ON
GND
12V 19V
C1 C2
L1
R209
R127
R212
R213
J101 J102
R112
R164
R120
R121R122
R123
INV
1
RDY
2
COMP
3
CS
4
VCC
8
GND
6
ZCD
5
OUT
7
U201
1 3
2
D102
3 1
N L
CN1
1
2
3
4
6
5
7
8
9
10
11
12
13
CN102
1 2 3 4
CN103
A K
D202
A K
D203
GND
1
COMP
2
OTP
3
CS
4
VCC
5
OUT
6
U101
N_2
R150
5V
D204
+
E110
C119
C120
C121
C122
R149
R151
R156
R157
R158
R161
R152
R159 R160 C123
GND
PS_ON
12V1 12V 5VSB 5V
C
B
E
Q107
J103
D110
D111
D113
D
D
G
G
S
S
Q105
D
D
G
G
S
S
Q106
NTC2
!
! !
! !
R232
4
2
6
5
L203
+
E201
+
E202
J104
PS
PS
204207
201-S
AMP_P
201-D
GND
!
12
PC601A
R601
R602
12V1
SGND
3 4
PC601B
1
1
2
2
3
3
A
NC
K
Z601
BRO
!
4
2
6
5
L202
JNT1
12V1
5VSB
B105
R163
D116
1
1
2
2
3
3
A
NC
K
ZD102
GND GND
GNDGND
12V 12V
12V AMP_PAMP_P
2 4 6 8
12 10 14 16
1 15 13 11 9 7 5 3
CN101
GND PS_ON BL_ONADJ_PWM
F1
1
4
2
3
LC2
!
380V
R107
380V
12V
BURN
R190
!
N_3
6
1 2
3 4
5
12V-INGND 5VSB
防呆
PWB1
R5 R6
C126
B103
1
4
2
3
LC3
!
!
!
PS_BL
BD1
R202 R201
CY1
CY2
CY3
CY101
!
!
! !
! !
R7 R8
SGND
D802
+
E801
R810
1
1
2
2
3
3
A
NC
K
Z802
R810
B203
C111
D104
C117
C118
R145
R147
GND
19V
D112
D
D
G
G
S
S
Q104
R162
R117
+19VDRV
+19VDRV
C
B
E
Q108
R171
R167
19V1
12VDRV
12VDRV 5VDRV
5VDRV
!
!
!
3 1 5 6
9 7 8 10 11
T102
R172
R175
R116
+
E108
+
E109
AMP_P
EARTH
EARTH
3 1 5 6
9 7 8 10 11
T101
3
1
6
5
L201
R170
R168
R169
1
1
2
2
3
3
A
NC
K
ZD103
GND
19V
C
B
E
Q109
R153
MOV1
R124
R125
R134
R146
NC
NC
NC NC
NC
NC
NC NC
NC
NC
NCNC
- for models: LC-55CUG8052E, LC-65CUG8052E, LC-55CUG8062E, LC-65CUG8062E

Sharp LC-49CUG8052E Specifications

General

Brand	Sharp
Model	LC-49CUG8052E
Category	TV
Language	English