Haier LEC24B3320, Service Manual

Page: 27 / 58

5 5
4 4
3 3
2 2
1 1
D
D
C
C
B
B
A
A
+3
.3
V
_N
or
ma
l
3.3
V
_TUNE
R
3.3
V
-T
UNE
R
1.15
V
5
V
stb
V
DDC
5
VA
+1
.8
V
_DDR
2
1.8
VA
5
V
stb
+3
.3
V
_N
or
ma
l
+3
.3
V
stb
1
2V
A
5
VA
V
CC-P
a
nel
V
CCL
CDF
N
V
CCL
CDF
N
PW
R-O
N/O
FF
2
ON
_P
A
NE
L
2
Tit
le
S
i
z
eD
ocu
m
ent
N
u
m
ber
Re
v
D
a
te:
S
heet
o
f
DC-
DC
1.0
MS
D
33
9
3
Cu
sto
m
19
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a
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a
nu
a
ry 15,
2
013
Tit
le
S
i
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ent
N
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m
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Re
v
D
a
te:
S
heet
o
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DC-
DC
1.0
MS
D
33
9
3
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19
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ry 15,
2
013
Tit
le
S
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ent
N
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m
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Re
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D
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te:
S
heet
o
f
DC-
DC
1.0
MS
D
33
9
3
Cu
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19
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332mA MAX:360MA
silicon tuner
H:ON L:OFF
2012.11.29
!"#
3.3V-TUNER
$%&'(
AGC
)*+,
<1A 5V Input--->Output 1.15V
up
V =0.6X(1+R /R )
out
down
1.15V DC-DC
526MA
1.164V
1.12V~1.18V
-./01
1.158V
1.812V
139MA
<1A 5V Input--->Output 1.8V
1.8V DC-DC
1.7V~1.9V
-./01
1.834V
<1A 5V Input--->Output 3.3V
150MA
3.3V DC-DC
3.14V~3.46V
-./01
3.33V
Vpp=100mV
PANEL POWER
-.231
Irms=464.3mA
Imax=575mA
-.231
Irms=167.3mA
Imax=206mA
&'(4-.231
Irms=123.1mA
Imax=288mA
TUNER
4-.231
Irms=186.5mA
Imax=200mA
56231
+12V
1
251.3mA
+5V
1
583mA
78231
+12V
1
2.06A
+5V
1
1.41A
78231
218mA
RD1
3
7
4
7
K
RD1
3
7
4
7
K
H
2
NC
H
2
NC
1
2 3 4 5
6 7 8 9
CD8
5
10uF
CD8
5
10uF
QD
7
3904
QD
7
3904
3
1
2
H
6
NC
H
6
NC
1
RD1
3
6
1
2
0K
RD1
3
6
1
2
0K
CD9
5
0.1uF
CD9
5
0.1uF
FB
2
6
00
Ω
-1
.5
A
-0805
FB
2
6
00
Ω
-1
.5
A
-0805
RD
138
100K RD
138
100K
C
2
10uF
C
2
10uF
CD9
1
10uF
CD9
1
10uF
CD8
8 0.1uF CD8
8 0.1uF
Q
2
A
O340
7
Q
2
A
O340
7
RD1
4
6
100K
RD1
4
6
100K
RD
62
27
0K
RD
62
27
0K
LD
2
5
6
00
Ω
-1
.5
A
-0805
LD
2
5
6
00
Ω
-1
.5
A
-0805
RD
145
100K
RD
145
100K
C4
6
0.1uF C4
6
0.1uF
CD
103
100pF
CD
103
100pF
RD
143
4
7
K
RD
143
4
7
K
CD5
3
0.1uF
CD5
3
0.1uF
CD
101
10uF CD
101
10uF
R
2
15
100K R
2
15
100K
RD
141
330K
RD
141
330K
LD
2
3
4.
7
uH
_
2A
LD
2
3
4.
7
uH
_
2A
R
22
4
4.
7
K
R
22
4
4.
7
K
CD9
6
10uF
CD9
6
10uF
Q4 3904 Q4 3904
1
2 3
LD
22
4.
7
uH
_
2A
LD
22
4.
7
uH
_
2A
CD9
8
0.1uF CD9
8
0.1uF
H3
NC
H3
NC
1
2 3 4 5
6 7 8 9
RD5
9
NC/
0R
RD5
9
NC/
0R
CD9
2
0.1uF CD9
2
0.1uF
SY8008D
UD
7
S
Y8008D
SY8008D
UD
7
S
Y8008D
GND
2
LX
3
V
IN
4
OU
T/F
B
5
EN
1
RD1
4
2
100K RD1
4
2
100K
H4
NC
H4
NC
1
CD5
2
10uF CD5
2
10uF
RD
140
100K RD
140
100K
RD
135
1
2
0K
RD
135
1
2
0K
CD1
00
10uF
CD1
00
10uF
CD9
4 10uF CD9
4 10uF
CD8
7
10uF CD8
7
10uF
RD
6
1
2
.
2
K
RD
6
1
2
.
2
K
+
EC
113
22
0uF
/1
6V
+
EC
113
22
0uF
/1
6V
CD8
6
0.1uF
CD8
6
0.1uF
CD9
3
10uF
CD9
3
10uF
LD
2
4
6
00
Ω
-1
.5
A
-0
805
LD
2
4
6
00
Ω
-1
.5
A
-0
805
H
7
NC
H
7
NC
1
CD
105
100pF
CD
105
100pF
C130
0.1uF
C130
0.1uF
RD5
6
0R
RD5
6
0R
CD
104
100pF
CD
104
100pF
RD
144
100K
RD
144
100K
LD
26
6
00
Ω
-1
.5
A
-0805
LD
26
6
00
Ω
-1
.5
A
-0805
CD9
9
10uF
CD9
9
10uF
H5
NC
H5
NC
1
RD
6
4
4.
7
K
RD
6
4
4.
7
K
RD
139
8
2
K
RD
139
8
2
K
CD1
0
2
10uF CD1
0
2
10uF
CD8
9
10uF
CD8
9
10uF
QD
6A
O340
7
QD
6A
O340
7
RD
6
0
10K RD
6
0
10K
LD
2
1
4.
7
uH
_
2A
LD
2
1
4.
7
uH
_
2A
CD9
7
10uF
CD9
7
10uF
SY8008D
UD9 S
Y8008D
SY8008D
UD9 S
Y8008D
GND
2
LX
3
V
IN
4
OU
T/F
B
5
EN
1
RD
6
3
4.
7
K
RD
6
3
4.
7
K
CD9
0
0.1uF
CD9
0
0.1uF
R3
0
10K
R3
0
10K
SY8008D
UD8 S
Y8008D
SY8008D
UD8 S
Y8008D
GND
2
LX
3
V
IN
4
OU
T/F
B
5
EN
1
C139
1uF
C139
1uF
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