Sharp 37GQ20 Schematic
SCHEMATIC DIAGRAM.
N
M
(A)
L
K
J
I
H
G
F
E
D
C
B
A
N0304CE
(G)
N0207CE
C702
10nF
(250V)
KZ0029
PR701
P0028
F701
T3.15
(250V)
KZ0029
(250V)
KZ0029
C705
47uF
(400V)
EZ0140BM
C703
10nF
D701
DX0571
D703
DX0571
C704
10nF
37GQ-20S
37GQ-21S
+105V
R1011
4K7
(1/2W)
R1010
33K
Q1001
PH2369
C201
22pF
C202
1nF
+20V
R305
4K7
(1/2W)
R310
100
Q304
2SC2412
R1012
4K7
(1/2W)
R1014
22K
R1034
150K
C1015
330nF
C1014
10uF
(16V)
C806
C807
100nF
100nF
C808
100nF
C801
470uF
(10V)
C223
8,2pF
(500V)
L201
390mH
R204
150
C203
330nF
(25V)
D411
EX0549BM
7V5
QKITP7 BMN2
Q301
BC337
TX0217
L301
3.3uH
(DF)
Q302
BC327
TX0216
C1007
22nF
C209
100uF
(6.3V)
IFOUT
IF OUT
5V
BL
BH
BU
VT
AGC
R304
2.2
(1/2W)
R1013
4K7
(1/2W)
C802
R1015
22K
100nF
R201
220
JF16
C304
100uF
(16V)
FB301
BLN0037
AUDIO
SDA
SCL
+105V
VT
C1008
47nF
SS
AGC
BL
BH
BU
L/L'
R823
1K
R824
75
R826
75
+8V
CF201
FILC0020
12
C210
100nF
SF201
G1968M
4
5
3
TU201
RTUNH0138BMZZ
11
10
C211
10nF
6
C212
10nF
5
C213
10nF
4
C214
10nF
3
2
1
SHARP
+5VA
ELECTRONICA ESPANA S.A.
11
R825
75
L202
12uH
(DF)
R213
33K
87
(S)
C820
1uF
+5VA
J301
J0047CE
1543267
S
C310
.047
C311
.047
R317
470
QPWBF7310BMN0
L302
3.3uH
(SH)
R316
470
ONLY FOR 37GQ-21S
FB
R
G
B
R221
(0)
R220
100
C221
2SC2412
100pF
R219
2K2
+5VA
L802
3.3uH
1
2
BH
BU
AGC
BL
R212
4K7
C215
47uF
(10V)
ESCALA
1:1
C216
220nF
6
5
*
4
3
2
1
C222
100nF
Q204
R202
1K
R203
1K
VT
R211
47K
C224
220nF
07-03-2000 MOD. HASTA No.79
16-03-2000 MOD. HASTA No.93
08-03-2000 MOD. HASTA No. 81
FECHA REVISIONES N
MOD. HASTA No.7624-02-2000
MOD. HASTA No.5911-02-2000
MOD. HASTA No.5710-02-2000
R301
R302
.
10
ISENS
SDA
C817
C818
100nF
B
R407
75
(TQ)
1
R1021
4K7
PC5
PC6
PC7
RESET
XTAL
XTAL
OSD
OSD
VSYNC
R
45
VCC
4
9
VS
26
GSSB
5
GND
8
33
32
31
30
29
28
27
26
25
24
23
D807
6
EX549BM
+20V
R1022
4K7
PC5
D806
5V6
5V6
42
BOUT43GOUT44ROUT
STV2236
FMCAP
AUDIO
7
C301
3.3uF
D410
7V5
JF18
F401
LN0037
R408
10K
SS
7
R1023
4K7
R1018
10K
D805
IC801
8
R409
4K7
R413
6
6
5V6
YOUT40VOUT41UOUT
SIFIN9SIFIN
C404
1nF
L IN
R303
33K
C1012
100nF
VSYNC
39
10
R411
6K8
220
(TQ)
5
YIN
AGC
FLB
C208
1uF
D804
5V6
38
11
D403
C5V6
C308
1uF
D1002
5V6
X1001
8MHz
L1002
68uH
VIN
VIF
4
R314
1K
DX0045BM
R315
10K
37
UIN
AGC
12
C206
22nF
C409
1nF
C405
1nF
RMC001
40
39
VDD
IC1001
ST6387
VSS
16
17
R805
1K
R806
1K
5
Q401
2SC2412
R403
220
R
D406
7,5V
R405
75
(TQ)
14
R1025
38
R
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
+5VA
R406
(1/4W)
13
CU0222CE
3
4K7
37
SCL
SDA
R18G
19
G
ROSD
FBOSD
HALFCTR
BTUN
XTAL
XTAL
CLPF
VAMP
GND
CVBSOUT1
VCC
CVBOUT2
BCL
VERT
HOUT
SSC
D808
5V6
R820
100
75
12
2
R1024
4K7
PC236PC335PC4
B20BLANK21HSYNC
R807
1K
B
47
48
GOSD
SLPF
2
1
L801
3.3uH
(DF)
G
D407
7,5V
11
34
22
J19
3K3
BOSD
SCL
SDA
SCL
10
I
46
3
100uF
(6.3V)
AUDIO
S1001
K0079GE
1
(H)
N0461CE
D716
DX0551BM
D705
DX0551
R606
6.8
(1/2W)
R611
27
(1/2W)
2
3
4
(L2)
1 2
C723
100pF
FB701
BLN-0020
C724
100pF
R604
470
(1/2W)
R607
1
(1/2W)
D603
DX0045
Q601
TX0132
BU508D
D811
DX0045
D812
DX0045
C709
2n2
(4Kv)
R707
8M2
(1/2W)
(UA)
C601
5n6
1K5
R888
0
T701
Z0580BM
8
3
5
6
C878
10uF
(K) N0561
D602
DX0505
1N4935
JF13
S701
GND
GND
13
2
12
11
12
VCC
FB
33D4D5D6D
R704
100
D8D9D10D
7
D706
C6V2
EX0584
R722
120
JF15
R716
47K
(1/2W)
IC701
TDA16833
R705
330
(TQ)
(1%)
C603
220uF
(10V)
R706
680
(TQ)
+7V
R603
330
(1/2W)
D717
1N4937
R715
10
R703
22
Q602
BC635
R609
2.2
(1/2W)
L601
4.7uF
(CF)
Q603
TX0112
BC636
R605
6.8
(1/2W)
R610
27
(1/2W)
C604
220uF
(10V)
C717
10uF
(16V)
C722
10uF
(16V)
D601
DX0551
C718
47nF
400V
4
P0588
C701
470nF
(275V)
FZ0160BM
L701
CILF0160BM
D702
DX0571
D704
DX0571
R701
470K
(1/2W)
R702
470K
(1/2W)
C707
10uF
(16V)
14
1
C708
15nF
Q701
2SC2412
3
R608
18K
C610
22nF
Q604
2SC2412
(200V)
4
C602
470pF
2KV
R708
8M2
(1/2W)
(UA)
16
15
11
12
13
14
9
10
3
DX0045
Q871
TX0181
BF422
R879
470
C725
2n2
(4Kv)
D861
C862
470pF
25
+105V
R862
15K
(2W)
C871
470pF
1
FB702
BLN-0037CE
D708
DX0561
D709
DX0590BM
MBR1100RL
D710
DX0504
1N4934
D711
DX0503
1N4933
4
9
2
5
R892
1K
Q883
TX0180BM
R864
15K
(2W)
R898
0
QTIPM0017CEFM
D707
DX0505
C728
220pF
(2KV)
D722
DX0504
D721
DX0504
D723
DX0503
C714
470uF
(10V)
R720
560
(1/2W)
T601
NF2072BM
6
R719
2K7
L602
22uH
(CF)
+105V
C711
100uF
(160V)
Q706
2SA1037
8
R880
H.V.
R866
15K
(2W)
Q870
TX0181
BF422
470
Q707
TX0217
DX0045
+10V
C713
220uF
(16V)
FOCO
G2
3
D862
C861
470pF
C872
470pF
+20V
+5V B
D718
5V6
R721
22
11
7
10
D604
DX0506
1N4936
R893
1K
Q885
TX0180BM
QPWBF7287BMN0
C710
220uF
(25V)
C715
100nF
C712
220uF
(16V)
-10V
R714
820
(1/2W)
D714
B5V6
.
R538
2K2
C605
100nF
R899
0
R617
1K
C879
100pF
R711
22
2SA1037
D860
DX0045
C860
470pF
Q872
TX0181
BF422
R881
470
JF11
R718
4K7
Q703
TX0218
BC337-40
Q509
R535
820K
C874
1nF
(500V)
+5V A
R612
2.7
(1W)
D607
EX0549BM
7V5
C873
470pF
C726
2.2uF
R894
1K
Q887
TX0180BM
15
C876
4.7nF
(2KV)
L861
12uH
(L3)
QTIPM0017CEFM
BC337-40
Q705
2SA1037
R710
220
(1/2W)
Q708
2SC2412KQ
D712
6V2
(2%)
R517
180K
C503
330nF
R883
2K7
(1/2W)
R885
2K7
(1/2W)
R887
2K7
(1/2W)
Q702
TX0218
7
+8V
13
R614
560
R724
150
14
12
+8V
R723
1K
R519
8K2
R530
180K
+8V
R533
120K
Q505
2SA1037
Q507
2SC2412KQ
R613
15K
C606
22nF
7
9
3
5
4
6
8
R725
390
CRT
VB34EAC0136*N
7
5
4
9
3
681
FOCUS
Q506
2SA1037
R525
120
C510
100pF
C507
220nF
R523
560
1
_
2
3
+
-VS
IC501
UA741
+VS
R524
3K9
+10V
R502
1K
8
7
6
54
R509
1K
8
-10V
R516
R537
1K
15K
R536
4K7
R534
+105V
1K5
R615
10
(1/2W)
(H)
1
2
3
4
N0461CE
J67
1uF
D605
DX0504
1N4934
-25V
R616
3K3
(1/2W)
C607
100uF
(35V)
S1002
K0079GE
L3
S1003
K0079GE
-25V
Q503
TX0108BM
BC635
Q501
BC636
R510
1
(1/2W)
D503
1N4933
Q502
BC635
C608
1uF
(160V)
R1027
100
9
PC5
D505
DX0551
R1029
100
SERVICIO
(1/2W)
PC2
J79
C508
330nF
R512
10K
R513
68K
D606
DX0505
1N4935
C609
470nF
(250V)
FZ0174BM
12345
(F)
N0505CE
PC3
R1028
100
. . . . .
J80
J77
SER CLK DAT SCL SDA GND
R529
150
R809
47K
R808
1K
(K)
N0561
(1/2W)
D506
DX0551
R515
100
I
R511
1.8
R1030
100
J91
S1004
K0079GE
R810
100
L1001
10uH
(DF)
DA5
PB1
PB2
PB3
PB4
PB5
PB6
PA0
PA1
PA2
PA3
VERT
FLB
D803
C5V1
C815
2.2uF
R1017
270
C1010
100nF
C813
4n7
C1009
47uF
(10V)
DA444DA343DA242DA141DA0
12
PA413PA514PA615PA7
12
C809
B
100nF
G
C810
100nF
C811
100nF
R
FB
C901
100nF
X801
B0243
4.43MHz
C803
470uF
(10V)
R817
2K2
D802
D810
DX0551
6V8
R818
C816
27K
4n7
R819
100
100
R1004
R1005
100
C1001
470uF
(6.3V)
100
R1002
100
R602
470
C812
100nF
R601
2K2
R821
8K2
+5V B
R1007
100
R801
220
R802
220
R803
220
R804
1K
R813
27K
C804
100nF
1
2
3
4
5
6
7
8
9
10
11
VSYNC
D1001
PX0104BM
R1016
330
R1001
100
R1003
100
R1006
12345
R811
100
R812
100
G
B
R
+8V
R814
1M
D801
DX0045BM
R815
22K
R816
2K7
C814
1uF
+8V
C822
D409
EX0549BM
7V5
C401
1uF
R401
75
(TQ)
D401
7,5V
SC401
D402
7,5V
21
V IN
R1031
100
J78
J92
CZ2107BM
100uF
(16V)
R402
68
(1/2W)
D404
7,5V
R404
75
(TQ)
V OUT
18
20
19
R418
0
R420
0
FB
D405
7,5V
FS
16
17
15
RGB
REALIZADO VERIFICADO APROBADO
D301
3
VSYNC
VERT
36
APR
13
C207
10uF
(16V)
R414
220
(TQ)
L OUT
3
4K7
4K7
(1/2W)
(1/2W)
C302
1uF
R306
100K
R311
C309
10nF
R1026
0
3
2
2
C1002
22pF
C1003
22pF
C1004
15pF
C1005
15pF
R1020
5K6
C1011
22nF
R822
330K
C819
1uF
35
34
Y/C
CHR
SAW15PIFIN14PIFIN
C205
1uF
R412
6K8
2
R IN
2SA1037
100K
R312
10K
R321
1K
R318
C312
15K
220uF
(10V)
1
1
R1008
3K3
IC1004
PST529
Q1003
2SA1037KQ
R1032
39K
33
FB
32
REXT
31
GEXT
30
BEXT
29
BS
28
CVBSIN2
27
GND
26
CVBSIN1
25
VCC
24
IF2
23
IF1
22
AUDIN
21
CVBS
20
VCC
19
AM/FMOUT
18
GND IF
17
IFPLL
AGC
16
C406
22uF
R410
100K
R415
100K
R417
2.2uH
R OUT
1
NOMBRE CODIGO
C303
1uF
(160V)
C315
100pF
R307
10K
Q303
C307
47uF
(16V)
R313
560
Q305
2SC2412
IC1003
IX10037
R1009
1K
C1006
22pF
R1033
4K7
R1019
1K
Q1002
2SC2412
R222
220K
C805
1uF
R416
47
C408
47uF
(16V)
D412
EX0549BM
7V5
JF17
SCART TUNER
SQUAD
FECHA
08-03-2000
MODELO
DATE: DATE: DATE:
37GQ-20S/21S
15 16 17 18 19 20 211 2345678 91011121314
29
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