Sharp LC-37GD7E (serv.man2) Service Manual ▷ View online
28
L03
FE_2A
120R
R25
C42
47n
120R
R26
C01
100n
R02
33R
Q04
BC847BW
R07
10k
270u
L04
4k7
R08
15R
R19
C18
10u
R28
8k2
27k
R35
R42
100R
6k8
R48
220u
C28
C17
1u
BC847BW
Q08
R41
R10
150R
1k
R38
R09
120R
BC847BW
Q05
Q03
BCR148W
-
+
I04
LM2903D
7
6
5
I04
LM2903D
4
-
8
+
C46
47n/50V
R21
100k
-
+
I04
LM2903D
1
2
3
12k
R56
R55
150k
C6V2
D04
2
3
6k8
R58
150k
R57
R44
1R
R29
39k
D05
D1F60
47n/50V
C55
47n/50V
C35
STPS340U
D01
STD17NE03LT4
Q01
L5973D
I02
8
7
4
6
5
3
2
1
33u
L11
STPS340U
D03
220u
C36
R11
4k7
C04
22n
C03
220p
470R
R04
12k
R05
1k2
R06
Q02
BCR148W
R13
18k
270k
R12
FE_6A
L01
W81
13pol
13
12
11
10
9
1
2
3
4
5
6
7
8
C10
100n
47n/50V
C33
13pol
W82
13
12
11
10
9
1
2
3
4
5
6
7
8
100n
C02
C51
100n
100u
C14
FE_2A
L02
FE_2A
L10
STV0299B
I03
64
63
62
61
60
59
58
57
56
55
54
53
49
50
51
40
41
42
43
44
45
46
47
48
32
31
30
29
28
27
16
15
14
52
39
38
37
36
35
34
33
26
25
24
23
22
21
20
19
18
17
13
12
11
10
9
8
7
6
5
4
3
2
1
C34
220u
L09
FE_6A
R16
10k
27k
R22
1k5
R47
R32
8k2
Q06
BC847BW
3k3
R24
BC847BW
Q07
4k7
R23
L12
22u
47k
R39
C37
100u
100n
C40
100u
C38
FE_2A
L07
0R
R54
1k
R14
C05
100p
56p
C25
56p
C41
C30
47n
C31
100n
47n
C32
C07
47n
C06
100n
47n
C23
47n
C26
C29
47n
1M
R45
X01
4,0MHz
R37
0R
MC33269
I01
1
2
3
5
6
4
7
8
100u
C11
D1F60
D02
C13
100u
C12
100n
100n
C15
L06
FE_2A
C24
100u
C08
100n
R43
2k2
10k
R60
10n
C48
100n
C47
C49
100n
1k5
R61
NC
Clock
O
ut
SCL
SDA
AGC(0-3.3V)
IO
u
t
QO
u
t
B2(3.3V)
B1
NC
TU
SAT
U01
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
100n
C19
100n
C22
100u
C20
100u
C21
L05
FE_PE
1n
C50
1k
R49
1k
R50
4p7
C44
4p7
C43
100n
C45
120R
R27
C39
47n
47n
C27
5k6
R31
R30
5
k6
2k2
R15
R18
0R
0R
R17
U-LNC
DISEQC
U33
U3.3_reg
UB
5V_in
U3V3_TUN_krit
SDAT
SDAT
SCLT
SCLT
I_TUN
Q_TUN
U5
U5
U5
13_18V_on_off
U_LNC_on_off
AGC
AGC_A
U2.5D_FRONT
U2.5D_FRONT
U2.5D_FRONT
U2.5D_FRONT
U2.5D_FRONT
U2.5D_FRONT
U2.5D_FRONT
U2.5A_FRONT
U2.5A_FRONT
U2.5A_FRONT
U2.5A_FRONT
Q
I
SDA0
SDA0
SCL0
SCL0
RES
RES
LOCK_SAT
LOCK_SAT
MDI0
MDI0
MDI0
MDI1
MDI1
MDI1
MDI2
MDI2
MDI2
MDI3
MDI3
MDI3
MDI4
MDI4
MDI4
MDI5
MDI5
MDI5
MDI6
MDI6
MDI6
MDI7
MDI7
MDI7
MIVAL
MIVAL
MIVAL
MISTRT
MISTRT
MISTRT
MICLK
MICLK
MICLK
U3.3A_F
U3.3A_F
U3.3D_F
U3.3D_F
U3.3D_F
U3.3D_F
nur
in
V
ar.055
nur
in
V
ar.050
47k
FB
Out
Comp.
U33_in
SAT-FRONTEND
SCL1
SDA1
CVBS_PIP_TUNER
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
U
U
T
T
S
S
R
R
Q
Q
P
P
O
O
N
N
M
M
L
L
K
K
J
J
I
I
H
H
G
G
F
F
E
E
D
D
C
C
B
B
A
A
P
refix
70..
Appendix
DVB-S Frontend L2650
29
C61
C60
C09
C59
C59
L12
I01
I04
R38
R54
R01
R03
R21
R17
R18
R15
R16
R16
C17
C37
R30
R31
C39
R27
C45
C43
C44
R50
R49
R56
D05
C46
L03
C33
C35
C28
U1
D04
K
A
W82
L11
L04
W81
X01
C18
C20
C21
C24
C38
C14
C13
C11
C36
C34
R44
C10
C01
R42
R35
R28
R29
R58
R57
R55
L05
L01
R41
Q01
I03
17
33
1
D01
I02
Q08
C
B
E
C16
C56
C56
C58
C57
R12
R13
Q02
C
B
E
R06
R05
R04
C03
C04
R11
R14
C05
R33
R20
C55
C27
C50
C54
C53
C53
C52
L08
C51
C19
C22
D02
C49
C25
C41
C42
C30
C31
C32
C07
C06
C23
C26
C29
C47
C08
C40
C15
C12
C02
R07
R08
R37
R39
R22
R32
R47
R24
R23
R48
R61
R60
R43
R26
R25
R45
C48
L09
L07
L06
L02
L10
R02
R19
R10
R09
D03
Q03
C
B
E
Q04
C
B
E
Q05
C
B
E
Q06
C
B
E
Q07
C
B
E
DVB-S Frontend - components side
DVB-S Frontend - solder side
30
Kl.3.5
W451
3
1
2
L417
6u8
75R
R417
R447
75R
C418
10n
10n
C448
6u8
L447
270p
C491
D491
BAS316
BAS316
D492
Combination
jack
W351
5
5
5
6
6
6
7
7
7
8
8
8
C12V
D333
C12V
D334
D392
BAS316
D391
BAS316
D332
C12V0
D331
C12V0
0R
R330
47R
R331
75R
R332
R337
75R
R336
47R
47R
R314
47R
R315
W212
1
p
o
lsX
H
47R
R313
47R
R316
C391
270p
270p
C311
270p
C321
0R
R328
JST
w
s
l
W521
11
10
9
1
2
3
4
5
6
7
8
not
m
ounted
Var.051
o
nly
Var.051
o
nly
Var.051:
Var.051:
n
ot
mounted
Var.051:9311F
Var.050:9311A
R
L
5
5
4
4
3
3
2
2
1
1
U
U
T
T
S
S
R
R
Q
Q
P
P
O
O
N
N
M
M
L
L
K
K
J
J
I
I
H
H
G
G
F
F
E
E
D
D
C
C
B
B
A
A
AV connector board L2650
Var. 050/051
Var. 050/051
31
W451
W351
L447
L417
W212
11
1
W521
D334
D333
D392
D391
D492
D332
D491
D331
R331
R332
R337
R336
C448
C418
R314
R315
R447
R417
R313
R316
C491
C391
C311
C321
R328
R330
Connector board P.C.B 89194A - components side
Connector board P.C.B 89194A - solder side
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