Haier LE48S500, Руководство по обслуживанию

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5 5
4 4
3 3
2 2
1 1
D
D
C
C
B
B
A
A
TUNER_
S
CL#
IF-
2
-IN-
IF-
2
-IN+
RFIN
T
V
_
S
D
A
T
V
_
S
CL
RF-
A
GC
T
V
_
S
CL
T
V
_
S
D
A
TUNERGND
IF-
2
-IN+
IF-
2
-IN-
T
V
_
S
CL
T
V
_
S
D
A
TUNERGND RF-
A
GC
TUNER_
S
D
A
#
3.3
V
_Tun
3.3
V
_Tun
3.3
V
_Tun
3.3
V
_Tun
3.3
V
_Tun
3.3
V
_Tun
3.3
V
_Tun
3.3
V
_Tun
3.3
V
_Tun
3.3
V
_TUNER
IF-
2
-IN+
9
IF-
2
-IN-
9
T
V
_
S
CL
9
T
V
_
S
D
A
9
TUNERGND
9
RF-
A
GC
9
RF-
A
GC
9
Title S
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m
ent Nu
m
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Rev
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S
heet
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M
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410-YL01-01
A
Tuner (On Bo
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S
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31-3
2
F XINGHE
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6
9 C
A
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10
10
Mond
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m
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26
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01
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Title S
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Docu
m
ent Nu
m
ber
Rev
D
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te:
S
heet
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f
M
S
T
V2
410-YL01-01
A
Tuner (On Bo
a
rd)
S
henZhen MTC Co., Ltd.
31-3
2
F XINGHE
S
HIJI BLDG. 30
6
9 C
A
ITI
A
N RO
A
D FUTI
A
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HENZHEN
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10
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a
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m
ber
26
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01
2
Title S
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Docu
m
ent Nu
m
ber
Rev
D
a
te:
S
heet
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f
M
S
T
V2
410-YL01-01
A
Tuner (On Bo
a
rd)
S
henZhen MTC Co., Ltd.
31-3
2
F XINGHE
S
HIJI BLDG. 30
6
9 C
A
ITI
A
N RO
A
D FUTI
A
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S
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HENZHEN
Custo
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10
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Mond
a
y, Nove
m
ber
26
,
2
01
2
General Vcc decoupling
Each of these Vcc pins of TDA18273 is decoupled by a single capacitor (pin 1, 16, 27, 35)
TUNER AGC,Close TUNER
Tuner (On Board)
䴴
䖥
⸙
Tuner
῵
㒘
ⱘ
ᓩ
㛮
㢹
⫼
⸙
Tuner
῵
㒘
ˈ
߭
ℸ
义
ⱘ
䳊
ӊ
䛑
ϡ
䌈
DŽ
TC13
10uF
TC13
10uF
TC4
8
2
pF
TC4
8
2
pF
TL3
8. 2 nH
TL3
8. 2 nH
TC10
NC/
2
0pF
TC10
NC/
2
0pF
TC1
7
18pF TC1
7
18pF
TC14
4 7 nF
TC14
4 7 nF
TC
6
150pF
TC
6
150pF
TC18 18pF TC18 18pF
TC5
1
2
0pF
TC5
1
2
0pF
TC
27
2
0pF
TC
27
2
0pF
TC11 NC/
2
0pF
TC11 NC/
2
0pF
TY1 NX3
22
5G
A
/1
6
MH
z
TY1 NX3
22
5G
A
/1
6
MH
z
TC
22
10pF
TC
22
10pF
TC15
100nF
TC15
100nF
TL4
100nH
TL4
100nH
TC8 1nF TC8 1nF
TC19
2
.
7
nF
TC19
2
.
7
nF
TC1
6
6
.8nF
TC1
6
6
.8nF
TR
2
1
k
TR
2
1
k
TC
2
0
22
0nF
TC
2
0
22
0nF
TR9
0R
TR9
0R
TR8
430R
TR8
430R
TC1
2
NC/0.1uF
TC1
2
NC/0.1uF
TU
2
TDA1827
3
TU
2
TDA1827
3
GND S YNT
18
V TUN
19
CP
2 0
XTOUT1
2
1
XTOUT
2
22
C A PREG V CO
1 7
IFP
2
5
GNDIF
26
V
_IF_
A
GC
2
8
V
CCIF
27
IRQ
30
V
_
S
ync
2
9
GNDDIG3
2
3
IFn
2
4
V HF S upply
31
V HFL
3 2
V
CCRF
1
RFin
2
NC
3
NC
4
GNDDIG0
5
AS
_XT
S
el
6
GNDDIG1
7
Test1
8
Test
2
9
GNDDIG
2
10
S CL
11
Test1
13
Xt a l
14
S D A
1 2
Xt a lnot
15
V CC S YN
1 6
C a pRF A GC
40
RF A GC_ S ense
39
UHFH
38
UHF S upply
3 7
UHFL
3 6
V CCRF Filter
35
V HFH
34
V HF S ens
33
test1 1
41
TC
2
1
4
7
nF
TC
2
1
4
7
nF
TC 2
100nF
TC 2
100nF
TC3
1
2
0pF
TC3
1
2
0pF
TC
26
2
0pF
TC
26
2
0pF
TR10
0R
TR10
0R
TL 5 330nH TL 5 330nH
TL 6 22 0nH TL 6 22 0nH
TR1 0R TR1 0R
TL 2
2 .4nH
TL 2
2 .4nH
TC1
22 0nF
TC1
22 0nF
TD1
NC/B
AV
99W
TD1
NC/B
AV
99W
TL1
2 . 2 nH
TL1
2 . 2 nH
TC
2
4
4
7
nF
TC
2
4
4
7
nF
U
6
04
RFIN
U
6
04
RFIN
1
2
3
4
5
TC
7
6
.8nF
TC
7
6
.8nF
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