37GQ-20 (serv.man4). A2 circuit diagram for version 02 chassis — Sharp TV Service Manual (repair manual)

Model
37GQ-20 (serv.man4)
Pages
1 Few pages! See other manuals at the bottom of the first or last page.
Size
194.78 KB
Type
PDF
Document
Service Manual
Brand
Device
TV / CTR / A2 circuit diagram for version 02 chassis
File
37gq-20-sm4.pdf
Date

View Sharp 37GQ-20 (serv.man4) Service Manual online

37GQ-20H
25
R OUT
R IN
L OUT
L IN
SS
FS
V OUT
V IN
RMC001
IFOUT
IF OUT
5V
BL
BH
BU
VT
AGC
H.V.
FOCO
G2
R
G
B
1
2
3
4
5
1
2
3
4
2
2
5
3
3
FOCUS
1
1
L3
4
4
SHARP
ELECTRONICA ESPANA S.A.
NOMBRE
CODIGO
ESCALA
MODELO
FECHA
REVISIONES
N
1
2
3
4
5
6
FECHA
1:1
Q K
I
T P
7
B
M
N
2
08-03-2000
8
7
*
SQUAD
1
2
3
4
5
37GQ-20H
TU201
RTUNH0125BMZZ
+20V
R E A L I Z A D O
V E R I F I C A D O
A P R O B A D O
D A T E :
D A T E :
D A T E :
+5VA
+8V
+8V
+5V B
-10V
+8V
08-03-2000
MOD. HASTA No. 81
+10V
SERVICIO
SER
CLK
DAT
SCL
SDA
GND
J77
J80
J79
J91
J78
J92
JF17
JF16
JF13
JF15
JF18
SCART
TUNER
QPWBF7287BMN0
01-06-00
MOD. HASTA No.98
01-06-00
MOD. HASTA No.59
11-02-2000
MOD. HASTA No.76
24-02-2000
07-03-2000
MOD. HASTA No.79
MOD. HASTA No.100
AUDIO
VT
BH
BU
VERT
B
G
+7V
AUDIO
+5VA
G
B
G
B
G
B
G
B
+20V
BH
BU
VT
-10V
B
G
VERT
I
I
-25V
+105V
+20V
+5V B
+5VA
+5V A
+5VA
+8V
+8V
-25V
+8V
+10V
R
R
R
R
R
R
BL
BL
PC3
PC2
+105V
+105V
+105V
+105V
VSYNC
VSYNC
SDA
SCL
SDA
AGC
PC5
FB
VSYNC
FB
SS
SS
FLB
AGC
SCL
FLB
L/L'
FB
PC5
.
.
.
.
.
.
.
1
2
3
4
5
6
10
11
17
19
13
15
9
11
5
7
1
3
2
4
6
8
10
12
14
16
18
20
3
2
CU0222CE
1
S1001
K0079GE
S1002
K0079GE
S1003
K0079GE
S1004
K0079GE
C702
10nF
(250V)
KZ0029
C703
10nF
(250V)
KZ0029
C704
10nF
(250V)
KZ0029
C708
15nF
C709
2n2
(4Kv)
C603
220uF
(10V)
C604
220uF
(10V)
D701
DX0571
D702
DX0571
D703
DX0571
D704
DX0571
D706
C6V2
EX0584
R702
470K
(1/2W)
R704
100
R705
330
(TQ)
R707
8M2
(1/2W)
(UA)
R708
8M2
(1/2W)
(UA)
D707
DX0505
D708
DX0561
D709
DX0590BM
MBR1100RL
D711
DX0503
1N4933
D710
DX0504
1N4934
C202
1nF
L801
3.3uH
(DF)
L802
3.3uH
D714
B5V6
Q701
2SC2412
Q703
TX0218
BC337-40
C805
1uF
C806
100nF
C807
100nF
C808
100nF
C809
100nF
C810
100nF
C811
100nF
C901
100nF
X801
B0243
4.43MHz
C211
10nF
C212
10nF
C213
10nF
C214
10nF
R201
220
R204
150
R212
4K7
R801
220
R802
220
R803
220
R804
1K
R809
47K
R810
100
R811
100
R812
100
R813
27K
R815
22K
R817
2K2
R818
27K
R601
2K2
R602
470
R821
8K2
C301
3.3uF
R822
330K
C819
1uF
R301
4K7
(1/2W)
R304
2.2
(1/2W)
R305
4K7
(1/2W)
R306
100K
R307
10K
R310
100
R311
100K
R313
560
R314
1K
C302
1uF
C304
100uF
(16V)
C307
47uF
(16V)
Q301
BC337
TX0217
Q302
BC327
TX0216
Q303
2SA1037
Q304
2SC2412
L301
3.3uH
(DF)
C820
1uF
D801
DX0045BM
D802
DX0551
L1001
10uH
(DF)
R1009
1K
R1010
27K
R1011
4K7
(1/2W)
R1012
4K7
(1/2W)
R1013
4K7
(1/2W)
R1014
22K
C1002
22pF
C1003
22pF
C1006
22pF
R1016
330
R1017
270
D1001
PX0104BM
C309
10nF
C308
1uF
R1015
22K
R211
47K
R512
10K
R513
68K
D505
DX0551
D506
DX0551
Q501
BC636
R604
470
(1/2W)
R606
6.8
(1/2W)
R607
1
(1/2W)
R610
27
(1/2W)
R611
27
(1/2W)
R612
2.7
(1W)
R615
10
(1/2W)
R616
3K3
(1/2W)
C608
1uF
(160V)
C609
470nF
(250V)
FZ0174BM
Q601
TX0132
BU508D
Q604
2SC2412
L601
4.7uF
(CF)
L602
22uH
(CF)
D601
DX0551
D602
DX0505
1N4935
D604
DX0506
1N4936
D606
DX0505
1N4935
R614
560
11
7
10
3
8
T701
Z0580BM
8
3
5
6
16
15
11
14
13
12
9
10
IC701
TDA16833
GND
1
FB
2
3
3
D
4
D
5
D
6
D
7
D
8
D
9
D
10
D
11
12
12
VCC
13
GND
14
R403
220
R408
10K
R410
100K
R411
6K8
R412
6K8
R413
220
(TQ)
R414
220
(TQ)
F401
LN0037
C401
1uF
C404
1nF
C405
1nF
C406
22uF
C408
47uF
(16V)
D401
7,5V
D402
7,5V
L701
CILF0160BM
(G)
N0207CE
PR701
P0028
Q401
2SC2412
SC401
CZ2107BM
21
(H)
QCNW-2834BMZZ
(F)
N0505CE
C201
33pF
L201
390mH
R714
820
(1/2W)
(K)
QCNW-2835BMZZ
C1005
15pF
R302
4K7
(1/2W)
R517
180K
C503
330nF
Q505
2SA1037
+VS
-VS
_
+
IC501
UA741
8
7
6
5
4
3
2
1
C507
220nF
R519
8K2
R529
150
(1/2W)
R524
3K9
D404
7,5V
D405
7,5V
D406
7,5V
D407
7,5V
C205
1uF
C815
2.2uF
R823
1K
R1022
4K7
R1020
5K6
R617
1K
C1011
220nF
(25V)
R808
1K
Q502
BC635
D503
1N4933
C508
330nF
D717
1N4937
C717
10uF
(16V)
R880
470
C862
470pF
(L2)
QTIPM0017CEFM
R888
0
Q870
TX0181
BF422
9
F701
T3.15
R879
470
Q872
TX0181
BF422
(H)
QCNW-2834BMZZ
5
C874
1nF
(500V)
12
R894
1K
R885
2K7
(1/2W)
R883
2K7
(1/2W)
L861
12uH
C860
470pF
R866
15K
(2W)
R862
15K
(2W)
7
R899
0
8
R887
2K7
(1/2W)
Q885
TX0180BM
C701
470nF
(275V)
FZ0160BM
C871
470pF
6
R892
1K
C876
4.7nF
(2KV)
R864
15K
(2W)
D811
DX0551
D862
DX0551
(A)
N0304CE
R893
1K
R881
470
C861
470pF
D861
DX0551
4
Q883
TX0180BM
C872
470pF
(L3)
QTIPM0017CEFM
R898
0
S701
P0588
C873
470pF
Q871
TX0181
BF422
3
D860
DX0551
(S)
FB301
BLN0037
IC1004
PST529
2
2
1
1
3
3
R603
330
(1/2W)
R609
2.2
(1/2W)
Q603
TX0112
BC636
R605
6.8
(1/2W)
Q602
BC635
TX0108BM
Q887
TX0180BM
(K)
QCNW-2835BMZZ
R303
33K
R523
560
R536
4K7
R516
1K
D605
DX0504
1N4934
D812
DX0551
C208
1uF
C878
10uF
(200V)
C207
10uF
(16V)
R613
15K
C606
22nF
R416
47
R407
75
(TQ)
R401
75
(TQ)
C715
100nF
R706
680
Q305
2SC2412
Q702
TX0218
BC337-40
R710
220
(1/2W)
JF11
R219
2K2
R220
100
L202
12uH
(DF)
R221
(0)
R202
1K
C221
100pF
Q204
2SC2412
C607
100uF
(35V)
R814
1M
R222
220K
D805
5V6
IC801
S T V 2 2 3 6
IFPLL
17
GND IF
18
AM/FMOUT
19
VCC
20
CVBS
21
AUDIN
22
IF1
23
IF2
24
VCC
25
CVBSIN1
26
GND
27
CVBSIN2
28
BS
29
BEXT
30
GEXT
31
REXT
32
AGC
16
SAW
15
PIFIN
14
PIFIN
13
AGC
12
VIF
11
AGC
10
SIFIN
9
SIFIN
8
FMCAP
7
AUDIO
6
GND
5
VCC
4
SDA
3
SCL
2
SLPF
1
SSC
64
HOUT
63
VERT
62
BCL
61
CVBOUT2
60
VCC
59
CVBSOUT1
58
GND
57
VAMP
56
CLPF
55
XTAL
54
XTAL
53
BTUN
52
HALFCTR
51
FBOSD
50
ROSD
49
FB
33
Y/C
34
CHR
35
APR
36
UIN
37
VIN
38
YIN
39
YOUT
40
VOUT
41
UOUT
42
BOUT
43
GOUT
44
ROUT
45
ISENS
46
BOSD
47
GOSD
48
R321
1K
R318
15K
D301
DX0045BM
C707
10uF
(16V)
R312
10K
C710
220uF
(25V)
C705
47uF
(400V)
EZ0140BM
C303
1uF
(160V)
C312
220uF
(10V)
C879
100pF
Q705
2SA1037
R716
47K
(1/2W)
C718
47nF
400V
R701
470K
(1/2W)
C722
10uF
(16V)
R722
120
C610
22nF
D607
EX0549BM
7V5
R510
1
(1/2W)
R533
120K
Q509
2SA1037
R535
820K
Q707
TX0217
BC337
D718
5V6
R721
22
R720
560
(1/2W)
R724
150
R725
390
R719
2K7
Q708
2SC2412KQ
R402
68
(1/2W)
R420
0
R418
0
R502
1K
R530
180K
C510
100pF
C724
100pF
C723
100pF
R509
1K
R417
2.2uH
R537
15K
C409
1nF
D409
EX0549BM
7V5
D410
EX549BM
7V5
D411
EX0549BM
7V5
C726
2.2uF
R1027
100
R1028
100
R1029
100
R1030
100
R1031
100
FB702
BLN-0037CE
C315
100pF
J67
1uF
Q507
2SC2412KQ
Q503
TX0108BM
BC635
CRT
7
5
4
9
3
6
8
1
R819
100
R820
100
R824
75
R825
75
R826
75
C223
8,2pF
(500V)
C711
100uF
(160V)
SF201
G1952M
5
4
3
1
2
C601
6n8
1K5
R515
100
D810
6V8
R511
1.8
(1/2W)
Q1003
2SA1037KQ
C1015
330nF
R1034
150K
R1033
4K7
C1014
10uF
(16V)
C1010
100nF
R1023
4K7
R806
1K
R1018
10K
R404
75
(TQ)
R1004
100
L1002
68uH
R315
10K
R718
4K7
R1005
100
C1004
15pF
R1025
4K7
R1007
100
R1026
0
R1006
100
R1024
4K7
R807
1K
R1021
4K7
R1008
3K3
X1001
8MHz
R1001
100
C1001
470uF
(6.3V)
R1002
100
R805
1K
D1002
5V6
R1019
1K5
R1003
100
Q1002
2SC2412
D807
5V6
C206
22nF
R409
22K
Q1001
PH2369
D808
5V6
IC1003
IX10037
D403
C5V6
D412
EX0549BM
7V5
R534
1K5
D603
DX0045
C1012
100nF
IC1001
S T 6 3 8 7 T1/FMI/TR
DA4
44
DA3
43
DA2
42
DA1
41
DA0
40
VDD
39
SCL
38
SDA
37
PC2
36
PC3
35
PC4
34
DA5
1
PB1
2
PB2
3
PB3
4
PB4
5
PB5
6
PB6
7
PA0
8
PA1
9
PA2
10
PA3
11
12
12
PA4
13
PA5
14
PA6
15
PA7
16
VSS
17
R
18
G
19
B
20
BLANK
21
HSYNC
22
PC5
33
PC6
32
PC7
31
VS
30
RESET
29
XTAL
28
XTAL
27
26
26
OSD
25
OSD
24
VSYNC
23
R608
18K
R816
2K7
R538
2K2
R1032
39K
C728
220pF
(2Kv)
C725
2n2
(4Kv)
C216
220nF
J19
3K3
R405
75
(TQ)
C822
100uF
(16V)
C802
100nF
C801
470uF
(10V)
C804
100nF
C210
100nF
Q506
2SA1037
C812
100nF
C203
330nF
(25V)
C813
4n7
C209
100uF
(6.3V)
C803
470uF
(10V)
C817
100uF
(6.3V)
R406
75
(1/4W)
C818
100nF
R525
120
C713
220uF
(16V)
C712
220uF
(16V)
R723
1K
C605
100nF
D804
5V6
D806
5V6
C814
1uF
T601
NF2072BM
4
2
5
6
9
D803
C5V1
CF201
FILC0023
R415
100K
C816
4n7
D712
6V2
(2%)
C222
100nF
C1008
47nF
C215
47uF
(10V)
C1009
47uF
(10V)
C224
220nF
R711
22
C1007
22nF
R213
33K
R203
1K
FB701
BLN-0020
D716
DX0551BM
R715
10
R703
22
D705
DX0551
R726
0
(TQ)
Q706
2SA1037
D723
DX0503
C714
470uF
(10V)
D721
DX0504
D722
DX0504
15
16
17
18
19
20
21
1
2
3
4
5
6
7
8
9
10
11
12
13
14
I
H
G
F
E
D
C
B
A
N
M
L
K
J
1
2
3
4
5
6
7
8
11
12
13
15
SCHEMATIC DIAGRAM  (01 Version)
14
10
9

Download Sharp 37GQ-20 (serv.man4) Service Manual (Repair Manual)

Here you can view online or download Sharp 37GQ-20 (serv.man4) Service Manual in pdf. This Service Manual can help you recover, restore, fix, disassemble and repair Sharp 37GQ-20 (serv.man4) CTR. Information contained in Sharp 37GQ-20 (serv.man4) service manual (repair manual) typically includes:

  • Disassembly, troubleshooting, programming, maintenance, remote, adjustment, installation and setup instructions.
  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).