Sharp LC-55CUG8052E Service Manual

44
3.15 Wiring diagram of Power board - PW.168W2.801
SGND
!
!
! ! ! !
!
Vbridge
SGND
380V
ZCD
380V
VCC2
R210
R219
Vbridge
SGND
SGNDSGND
SGND
SGND SGND
R201
!
R202 R203 R204
C211
R1
R2
R3
R4
C209
PGND
!
B201
R223
R224
T5AH 250V~
C206
PW.168W2.801
Model Name:
CHK'D:
DATE:
VERSION:
DATE:
DRAWN:
Ma Fengqi
V1.1
WYF
R218
CY3
D3
D4D2
D5
D
G
S
Q201
R216
R217
R221C221
C205
R214
R205
R206
A K
D201
MOV1
R215
1
4
2
3
LC2
2
4
3
1
BD1
3
1
6
5
L201
4
2
6
5
L202
AC_L
AC_N
L_1
R220
C204
B202
RB50
CY1
PGND
1
4
2
3
LC1
!
R5
N_1
TP-TDT
!
SGND
SGND
SGND
380V
GNDSGND
R126
C108
!
!
C102
R108
GND
!
C112
H
+
E107
AK
D105
+
E106
AK
D106
BRO
R135
R115
R101R102
C107
CY101
R106
C106
!
B101
R114
SGND
BRO
R142 R143
C116
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
12
PC101A
3 4
PC101B
SGND
3 1 5 6
9 7 8 10 11
T101
12V1
12V112V1
R130
C109
R110
R111
R117R119
D1
VC
19V1
C104
RB15
CB6
A
NC
K
Z101
R113
+
E101
+
E102
Q103
R134
N_1
N_1
VCC1
D109
3
R118 R116
C111
VCC2
VCC1
!
!
C321
17.7V
R356
R355
R353R354
KA
R
U303
R357
R359
C327
Q305
12
PC303A
3 4
PC303B
CON_G
Q304
BL_ON
R358
C328
-1
Mylar
ML1
SGND
CY2
NTC1
1
4
2
3
LC3
!
!
SGND
C222 IS
ZCD
SGND
R226
R225
IS
C202
C203
+
E201
D103
+
E103
+
E105
GND
C110
R131 R132
R133
R140
19V1
C114
R141
+
E110
C117
C118
C119
C120
C121
C122
R145
R149
R151
+
E108
+
E109
R154
R153
R155
R156
R157
R158
R161
R152
R147
R159 R160 C123
GND
GND
PS_ON
19V1 19V 12V1 12V 5VSB 5V
C1 C2
L1
L2
R209
R127
PFC1
R212
R213
R112
R164
R120
R121
R122
R123
R124
R125
INV
1
RDY
2
COMP
3
CS
4
VCC
8
GND
6
ZCD
5
OUT
7
U201
C
B
E
Q107
J103
HS
HS3
HS
HS5
R227
SGND SGND
R391
R166
1 3
2
D102
3 1
N L
CN1
D110
D111
D112
D113
GD1 GD2 GD3 GD4
HS
HS1
HS
HS4
D
G
S
Q104
D
G
S
Q105
D
G
S
Q106
GND
1
COMP
2
OTP
3
CS
4
VCC
5
OUT
6
U101
Q201S
CS1
HS
HS2
N_2
R150
3
3
HS
2
2
HS7
GND
D103
D112
D110
R211
R228
SGND
D204
1
4
2
3
LC4
GD5
J104
!
!
!
!
!
!
!
!
!
2017-03-23
F1
3 1 5 6
9 7 8 10 11
T102
GND
!
12
PC102A
SGND
3 4
PC102B
R180
!
BRO
12V1
J105
R148
R181
A
NC
K
ZD101
A
NC
K
ZD102
CX1
B201
12V
5V 5VSB
PS_ON
GND
12V 19V
GND
ADJ_PWM BL_ON
J101 J102
1 2 3 4
CN306
1
2
3
4
6
5
7
8
9
10
11
12
13
CN102
1 2 3 4
CN103
5V
AMP_P
!
G
4
Q106G6
12V1
A K
D202
A K
D203 D202
380V
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
PS_ON BL_ONADJ_PWM
GND
R6
!
R190
R191
R192
R146
R193
12V1
5VSB
B102
6
1 2
3 4
5
12V-INGND 5VSB
防呆
PWB1
D116
V1
NC NC
NC
!
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
!
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
- for model: LC-49CUG8052E, LC-49CUG8062E

Sharp LC-55CUG8052E Specifications

General

Brand	Sharp
Model	LC-55CUG8052E
Category	TV
Language	English