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SCHEMATIC DIAGRAM.
+105V
R301 R302 4K7 (1/2W) C303 1uF (160V)
37GQ-20S 37GQ-21S
+20V
J301 J0047CE R305 4K7 (1/2W) R304 2.2 (1/2W) R307 10K C307 47uF (16V) R310 100 Q301 BC337 TX0217 L301 3.3uH (DF) Q302 BC327 TX0216 FB301 BLN0037 C304 100uF (16V) JF16 C310 .047 S
N
S1001 S1002 S1003 S1004
RMC001 CU0222CE
+20V
R303
.
4K7 (1/2W)
C315 C302 1uF
1 5 4 3
K0079GE
K0079GE
K0079GE
K0079GE
3
2
1
33K
R306 100K
100pF Q303
+5V B
M
D1001 PX0104BM L1001 10uH (DF)
R1017 270
C1009 47uF (10V)
10
R1024 4K7 R1021 4K7 R1022 4K7
C309 10nF C308 1uF R314 1K D301 DX0045BM 1K
R311 100K
2SA1037
11
R316 470 R317 470
2 6 7
R312 10K R321
R313 560 Q304 2SC2412
C311 .047
(A) R1025 4K7 1 2 D861 F701 JF13 3 4 N0304CE 470pF (H) N0461CE Q883 TX0180BM 470pF Q885 TX0180BM D860 DX0045 DX0045 C862 R892 1K DX0045 C861 R893 1K D862 R883 7 2K7 (1/2W) R885 2K7 (1/2W) R887 3 S701 P0588 JF15 C878 10uF (200V) Q871 TX0181 BF422 P0028 L701 (G) N0207CE C703 10nF (250V) KZ0029 D701 CILF0160BM R888 0 R879 470 C871 470pF R898 0 R880 470 C872 470pF R899 0 R881 470 C873 470pF C874 1nF (500V) C879 100pF D812 DX0045 DX0571 D703 DX0571 D704 5 4 3 2 1 QTIPM0017CEFM DX0571 C704 10nF (250V) KZ0029 C705 (K) N0561 47uF (400V) EZ0140BM T701 Z0580BM 8 R701 470K (1/2W) R716 47K (1/2W) C718 47nF 400V 16 DX0505 15 D708 DX0561 D716 DX0551BM 11 C728 220pF R702 470K (1/2W) D717 1N4937 (2KV) FB702 BLN-0037CE VSYNC D707 D807 5V6 D806 5V6 D805 5V6 D804 5V6 R822 330K C819 C809 B 220 R802 G 100nF 1uF R823 1K DX0571 (L2) (K) N0561 (L3) QTIPM0017CEFM SS AGC BL BH BU L861 12uH 8 C876 FOCUS 4.7nF (2KV) 12 R1007 100 R805 1K VSYNC R1032 39K FLB R807 1K VSYNC R806 1K J19 3K3 VERT R1020 5K6 Q1002 2SC2412 R1019 1K L3 R862 15K (2W) R864 15K (2W) Q870 TX0181 BF422 R866 15K (2W) 5 470pF Q887 TX0180BM 5 4 9 4 3 C860 R894 1K 2K7 (1/2W) 7 CRT VB34EAC0136*N R1018 10K C1012 100nF R1016 330
L302 3.3uH
13 14
C1001 470uF (6.3V) 9 R1001 100 R1002 100 R1003 100 R1004 6 100 R1005 100 7 8 9 10 6 11 R1006 100 1 2 3 4 5 DA5 PB1 PB2 PB3 PB4 PB5 PB6 PA0 PA1 PA2
C1010 100nF
R1023 4K7
R315 10K
C312 220uF (10V)
R318 15K
Q305 2SC2412 AUDIO SDA SCL IC1003 IX10037
(S)
(SH)
QPWBF7310BMN0
PC5
L
T3.15
R1026 0 D1002 5V6 3 3 1 1 R1008 3K3 R1009 1K
R1011 4K7 (1/2W) R1010 33K R1014 22K Q1001 PH2369
R1012 4K7 (1/2W)
R1013 4K7 (1/2W)
ONLY FOR 37GQ-21S
44
43
42
41
40
38
36
35
39
37
34
SCL
PC2
PC3
VDD
SDA
PC4
DA4
DA3
DA2
DA1
DA0
+105V
R1015 22K VT
PC5 PC6 PC7 VS
33 32 31 30 29 28 27 26 25 24 23
2
IC1004 PST529 C1002 X1001 8MHz 22pF C1003 L1002 68uH 22pF C1004 15pF Q1003 2SA1037KQ C1006 22pF R1034 150K
2
C1007 22nF
C1008 47nF
IC1001 S T 6 387
RESET XTAL XTAL 26 OSD OSD
PR701
K
C701 470nF (275V) FZ0160BM
15
Q872 TX0181 BF422
6 8
HSYNC
BLANK
C702 10nF (250V) KZ0029
1
C1015
PA3
VSYNC
6
C1005 15pF
VSS
PA4
PA5
PA6
PA7
12
G
R
B
330nF
13
14
15
16
18
12
17
19
20
21
22
R1033 4K7
C1014 10uF (16V)
D702
D811 DX0045
J
QPWBF7287BMN0
C1011 22nF
G
B
R
I
L/L'
I
G
B
+20V
C710 220uF (25V) R808 1K Q702 TX0218 BC337-40 JF11
5
4
3
2
1
FLB VERT R801
R
R811 100
+105V
C711 100uF (160V)
FB
47
45
44
43
42
41
40
36
48
46
39
38
37
35
GOUT
BOSD
ROUT
UOUT
BOUT
VOUT
ISENS
GOSD
YOUT
H
C707 10uF (16V) R715 10
1
12 3 13 FB701 C723 100pF 5 14
2
VIN
UIN
APR
CHR
YIN
Y/C
D709 DX0590BM MBR1100RL
D722 DX0504
+10V
C715 100nF C712 220uF (16V) Q705 2SA1037
R724 150
+8V
R725 390 C507 R524 3K9
FB
R809 47K
R810 100
R812 100
220 R803 220 R FB R804 1K
C810 100nF C811 100nF
34
33
R222 220K REXT GEXT BEXT BS CVBSIN2 GND CVBSIN1 32 31 30 29 28 27 26 25 24 23 22 22pF 21 20 19 18 17 R204 150 C209 100uF (6.3V) C210 100nF L802 3.3uH R203 1K C201 L201 390mH C223 8,2pF (500V) R201 220 CF201 FILC0020 R219 2K2 C801 470uF (10V) 1uF C802 100nF C805 C808 100nF R826 75 C820 R221 (0) C222 100nF 1uF L202 12uH (DF) R220 100 C221 100pF Q204 2SC2412 R202 C806 100nF R824 75 R825 75 R G B
49 50
ROSD FBOSD HALFCTR BTUN XTAL XTAL CLPF VAMP GND CVBSOUT1 VCC CVBOUT2 BCL VERT HOUT SSC
C807 100nF
I
G
B
R
-25V +10V
Q503 TX0108BM BC635
14 13 12 11 10 9 8
GND VCC 12 D D D D
R718 4K7
R703 22 IC701 TDA16833
D705
D710
D721 DX0504
C713 220uF (16V) R719 2K7
-10V
R710 220 (1/2W)
220nF R502 1K Q506 2SA1037 R523
C901 100nF
51 52 X801 B0243 4.43MHz 53 54 55
GND FB 3 D D D D
DX0551
BLN-0020 C724 100pF 6 9
DX0504 1N4934 D711
1 2 3 4 5 6 7
D723 DX0503 C714 470uF (10V)
+5V A
Q703 TX0218 BC337-40 Q708 R723 1K 2SC2412KQ D712 6V2 (2%) C726 2.2uF
Q501 BC636
9
+8V
R814 C812 100nF
+8V
R813 27K
56 C813 4n7 C803 470uF (10V) 57 58
G
C708 15nF
DX0503 1N4933 R704 100 R705 330 (TQ) (1%) C717 10uF (16V) C722 10uF (16V) D706 C6V2 EX0584 R722 120 8M2 (1/2W) (UA) 8M2 (1/2W) (UA) R706 680 (TQ) C709 2n2 (4Kv) 10 C725 2n2 (4Kv)
R714 Q706 2SA1037 Q707 TX0217 820 (1/2W)
R525 120 1 2 3
560
IC501 UA741 8
R510 1 (1/2W)
IC801 STV2236
VCC IF2 IF1 AUDIN CVBS VCC AM/FMOUT GND IF IFPLL
C804 100nF
59 60 61
+5V B .
D714 B5V6 R711 22
R519 8K2
_ + -VS
+VS
7 6 5
Q701 2SC2412
+8V
8
R509 1K
R530 180K
D503 1N4933
4 C510 100pF
C508 330nF
R529 150 (1/2W)
D801
1M 62 C814 1uF R601 2K2 R821 8K2 R602 470 D803 C5V1 63 R817 64 2K2 R816 2K7 D802 DX0551 D810 6V8
12
+5VA
1K
DX0045BM R815 22K
R707
R708
AUDIO
SIFIN
SIFIN
PIFIN
PIFIN
SLPF
GND
SAW 15
AGC
AGC
SDA
D718 5V6
2
4
6
7
10
12
11
13
F
R721 22 R535 820K
7
C503 330nF
R512 10K R513 D505 DX0551 D506 DX0551 R515 100 C815 2.2uF R818 27K C816 4n7
14
16
1
3
5
8
9
R538 2K2
Q509 2SA1037
-10V
Q505 2SA1037 Q507 2SC2412KQ R516 1K R537 15K R536 4K7
5
VIF
AGC
VCC
SCL
R533 120K
FMCAP
R720 560 (1/2W)
+8V
R517 180K
Q502 BC635
R511 1.8 (1/2W)
C203 330nF (25V) 4 C202 1nF C206 22nF D808 5V6 C205 1uF 5
SF201 G1968M 1
68K
2
3
E
+7V
R603 330 (1/2W) D601 DX0551 R604 470 (1/2W)
+105V
H.V. T601 NF2072BM 4 R607 R605 6.8 (1/2W) R606 9 6.8 (1/2W) 1 (1/2W) D603 DX0045 DX0505 1N4935 2 Q601 TX0132 BU508D R609 2.2 (1/2W) C601 5n6 1K5 5 C602 470pF 2KV C605 100nF 11 7 10 FOCO G2 R617 1K R614 560 R615 D605 D602 3K3 (1/2W) R534 1K5
R819 100
R820 100
C817 C208 100uF (6.3V) L801 3.3uH (DF) C818 100nF 1uF C301 3.3uF
C207 10uF (16V)
+105V
R616 D606 DX0505 1N4935
+5VA
C608 1uF (160V) C609
R608 18K
Q602 BC635
4
-25V
C607
3
VT
BL
BH
BU
AGC
+8V
R613 15K R612 2.7 (1W) 1 2 10 (1/2W) (H) DX0504 1N4934 100uF (35V) 470nF (250V) FZ0174BM D409 EX0549BM 7V5 1 D607 EX0549BM 7V5 C606 22nF 3 4 2 3 4 5 AUDIO C822 100uF (16V) R418 0 SDA SCL IF OUT 10 IFOUT 11
TU201 RTUNH0138BMZZ
R211 47K
D
C610 22nF Q604 2SC2412
6
8
L601 4.7uF (CF)
3
SS
R409 4K7 C401 1uF (F) N0505CE R420 0 R403 220 D410 EX549BM 7V5 JF18 F401 LN0037 D404 7,5V R404 75 (TQ) R405 R406 75 75 (TQ) (1/4W) R413 220 (TQ) C404 1nF R411 6K8 Q401 2SC2412 D403 C5V6
C406 22uF C211 5V R410 100K R412 6K8 C409 C408 D411 1nF R414 220 (TQ) C405 R417 2.2uH 1nF AGC R415 100K 47uF (16V) EX0549BM 7V5 BU 10nF 3 D412 EX0549BM 7V5 VT 2 R212 4K7 C216 220nF 1 C224 220nF BH 10nF 4 C214 R416 47 BL 10nF 5 C213 10nF 6 C212
Q603 TX0112 BC636
+5VA
N0461CE J67 1uF L602 22uH (CF) D604 DX0506 1N4936
R402 R401 75 (TQ) D401 68 (1/2W)
R610 27 (1/2W)
R611 27 (1/2W)
FB
G
PC3
PC5
PC2
C
C603 220uF (10V)
D405 7,5V
D406 7,5V
D407 7,5V
B
R
7,5V C604 220uF (10V) R1027 100 . R1028 100 . R1029 R1030 100 100 . . . 100 7,5V R1031 D402 R407 75 (TQ)
R408 10K
+5VA
J80
J77
J79
J91
20
18
16
14
12
10
SER
CLK
DAT
SCL
SDA
J92
J78
GND
8
6
4
2
V OUT
FS
SS
L IN
L OUT
R OUT
JF17
R213 33K C215 47uF (10V)
B
SERVICIO
21 19 V IN
17
15
13
11
9
7
5
3
R
G
B
1 R IN
SCART
TUNER
SC401 CZ2107BM
REALIZADO
VERIFICADO
APROBADO
NOMBRE
CODIGO
6 5
07-03-2000 24-02-2000 11-02-2000 10-02-2000 16-03-2000 08-03-2000
FECHA
MOD. HASTA No.79 MOD. HASTA No.76 MOD. HASTA No.59 MOD. HASTA No.57 MOD. HASTA No.93 MOD. HASTA No. 81
REVISIONES N
SQUAD
A
DATE: DATE: DATE:
FECHA
Q K
I
T P
7 2 8
7 B
M N *
ESCALA
4 3
08-03-2000
2 1
MODELO
37GQ-20S/21S
17 18
SHARP
ELECTRONICA ESPANA S.A.
1:1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
19
20
21
29