Sharp LC-22LE250E-V Service Manual page 73

Led lcd colour television
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POWER
1
BTB
I
20
19
3V3_VCC
18
17
3V3_VCC
A
3V3_STBY
16
15
24V_VCC_AU
12V_STBY
14
13
12V_STBY
5V_VCC
5V_VCC
12
11
5V_STBY
12V_STBY
10
9
H
8
7
DIMMING
6
5
BACKLIGHT_ON/OFF S33
power_pin3
4
3
nc
power_pin1
2
1
S25
CN3
S8
24V_VCC_AU
B
G
power cable
CN2
2
1
3V3_VCC
4
3
3V3_VCC
3V3_STBY
24V_VCC_AU
6
5
12V_STBY
8
7
12V_STBY
F
10
9
5V_VCC
5V_VCC
12V_STBY
5V_STBY
12
11
C
DIMMING
14
13
16
15
BACKLIGHT_ON/OFF
power_pin3
18
17
power_pin1
20
19
E
D
D
C
ADAPTER SOCKET
E
W_ADAPTER
5
4
B
3
JK2
TP35
2
TP34
1
F
A
1
1
2
3
2
3
LDO1
30069495
AP2111 ???
U21
TP72
1
LM1117
3
2
5V_STBY
IN
OUT
3V3_STBY
ADJ
VOUT
C119
3V3_STBY
2
100n
1
4
1
10V
STBY_ON/OFF
S32
STBY_ON/OFF_NOT
VOUT1
1V5_VCC
VOUT2
INVERTER SOCKET
!
CN8
S5
12V_VCC
1
TP38
2
FS4
12V_INV
3
7A/32VDC
!
TP51
4
DIMMING
5
6
BACKLIGHT_ON/OFF
LDO2
2V5_VCC
S81
1
PROTECT
POK
GND
U5
R45
2
5V_VCC
2
10k
1
EN
FB
APL5910
60R
3
3V3_VCC
22u
VIN
VOUT
1
2
F63
4
VCNTL
NC
5V_VCC
2
S6
1
C151
10u
10V
5V_STBY
R44
1
10k
2
R41
Q19
1
1k
2
BC848B
12V_STBY
C5
Q6
220n
10V
BC848B
2
3
4
5
6
7
4
5
DC/DC1
R822
560R
50V
4n7
C1207
FB1
C1187
C460
16V
10u
10u
VIN1
47n
16V
16V
VDDC
S85
F53
C205
1
2
12V_VCC
60R
L39
1V2_VCC
10u
TP105
L40
TP106
4u7
C206
C1206
47n
1V5_DDR0
16V
S86
C1188
C461
4n7
10u
10u
50V
DC/DC2
16V
16V
FB2
VIN2
R101
560R
STBY_ON/OFF
R2
R290
R288
STBY_ON/OFF_NOT
8
22k
100R
C152
R289
7
R1
47k
3V3_STBY
100n
6
10V
2V5_VCC
TP108
STBY_ON/OFF_NOT
5
3V3_VCC
Q47
TPS_ENABLE
R164
BC848B
12V_STBY
1
10k
2
10k
2
1
R884
10k
2
1
Q46
R163
BC848B
2k2
R77
DC/DC4
F4
12V_VCC
1
2
60R
0R
F3
12V_STBY
1
2
60R
C131
C130
C55
22u
22u
100n
R49
16V
16V
16V
12V_VCC
2
10k
1
12V_STBY
2
10k
1
R48
!
TPS_ENABLE
1 EN
8
VIN
U9
C92
L3 10u
2
7
FS1
VFB
VFB
VBST
16V
12V_STBY
TPS54528
100n
C132
3
6
VREG5
SSW
22u
7A/32VDC
6V3
4
5
12V_INV
VSS
GND
C128
1u
16V
TPS54528
4
5
8
9
10
73
6
7
50V
50V
4n7
4n7
C475
C472
R394
R644
50V
100k
120k
4n7
C1208
16V
EN1
EN3
11
40
47n
BST
BST3
12
39
C207
60R
VIN1
VIN3
13
38
2
F60
LX1_0
LX3_1
14
37
TPS65251
LX1_1
LX3_0
15
36
U19
LX2_0
GND_2
C463
16
35
10u
LX2_1
VIN_2
16V
17
34
VIN2
VIN_1
18
33
60R
BST2
VIN_0
19
32
2
1
F58
EN2
GND_1
20
31
C1189
C1190
10u
16V 10u
16V
R645
120k
C488
10u
C480
16V
C30
4n7
4u7
50V
10V
NC
S91
S90
MOSFET_CONTROL
5V_STBY
R197
STBY_ON/OFF
1
10k
2
25V
R198
1
10k
2
Q11
BC848B
1
R176
R47
Q22
STBY_ON/OFF
1
10k
2
MOSFET_CONTROL
2
10k
1
BC848B
R284
3k9
R282
1
10k
2
STBY_ON/OFF_NOT
S10
12V_STBY
C139
22p
50V
VFB
R96
R15
R38
120k
4k7
22k
R173
F14
1
47R
2
1
2
5V_VCC
60R
F62
1
2
60R
F7
1
2
5V_STBY
60R
C133
22u
F10
R46
Q21
6V3
1
2
MOSFET_CONTROL
2
10k
1
BC848B
60R
VESTEL
PROJECT NAME :
05_POWER
SCH NAME :
DRAWN BY :
ALP KIRAZ-BARAN ÇUBUKÇU
6
7
11
12
13
LC-22LE250
LC-24LE250
8
A
DC/DC3
VIN3
12V_VCC
1
L38
B
F1
60R
3V3_VCC
1
2
4u7
TP90
C1191
10u
16V
VOUT3
12V_VCC
FB3
R652
C
220R
5V_VCC
C137
220u
6V3
D
5V_VCC
R174
47R
2
SW2
S15
E
FS2
12V_VCC
7A/32VDC
4A
12V_VCC
SW1
F
17mb95
A3
10
T. SHT:
02-08-2012_15:25
8
A X M
14
15
16

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