Sharp LC-22LE250E-V Service Manual page 79

Led lcd colour television
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POWER SUPPLY -IPS61 2 / 2
1
I
A
12V_24V_CON
H
C35
R80
1
G
B
1k
100n
C34
2
50V
BKL_ON/OFF
3
PWM_DIM
100n
50V
4
R85
R86
5
22k
22k
R53
R54
R55
R56
6
10k
10k
10k
10k
R52
7
VCC1
10k
F
8
Channel_4
C
E
D
D
C
E
B
F
A
1
1
2
3
2
3
L4
47u
L3
33u
L5
33u
D24
1N4148
R84
15R
16
COMP
VCC
VCC1
R76
15
EN
VIN
1k
12V_24V_CON
R88
14
DBRT
GATE
100R
U4
13
GND
ISENSE
ISNS
MP3394
12
OSC
OVP
OVP_LED
11
ISET
LED1
Channel_1
10
BOSC
LED2
Channel_2
9
LED4
LED3
Channel_3
2
3
4
5
6
7
4
5
D18
BA159
D13
50R
50R
F6
F4
SB5100
OVP_LED
Q12
FQD7N10L
BC858B
D23
R79
Q14
Q9
1k
BC848B
1N4148
S37
Channel_1
12V_24V_CON
S38
Channel_2
S39
Channel_3
S40
Channel_4
S48
Channel_1
Channel_2
S49
Channel_2
Channel_3
S50
Channel_3
Channel_4
S53
12V_24V_CON
Vled
4
5
8
9
10
79
6
7
Vled+
F2
Vled+
Vled
330R
F3
330R
S55
S54
S51
BKL_ON/OFF
S52
PWM_DIM
PROJECT NAME :
17ips61-2
2
SCH NAME :
DRAWN BY :
<YOUR NAME HERE>
6
7
11
12
13
14
LC-22LE250
LC-24LE250
8
A
B
C
D
E
F
A3
2
T. SHT:
23-03-2012_10:40
8
AX M
15
16

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