Sharp 37GQ-20FP, Service Manual

Page: 16 / 28

16
37GQ-20FP
RMC001
1
2
3
4
5
+20V
JF16
AUDIO
VT BH BU
VERT
B G
G
B
G
B
G
B
+105
V
+20V
B G
VERT
I
I
-25V
+105
V
+5V B
BL
FB
SS
VSYNC
AGC
SDA SCL
L/L'
FLB
VSYNC
VSYNC
FLB
FB
R
R
R
R
R
.
3
2
CU0222CE
1
S1002 K0079GE
S1003 K0079GE
S1004 K0079GE
C805 1uF
C806 100nF
C807 100nF
C808 100nF
C809 100nF C810 100nF
C811 100nF
C901
100nF
R801 220 R802 220
R803 220
R804 1K
R809 47K
R810
100
R811
100
R812 100
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
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
(K) N0561
C1005
15pF
R302 4K7
(1/2W)
IC1003
IX10037
R1022 4K7
R1020 5K6
R1019 1K
Q1002 2SC2412
C1011 220nF
R808 1K
(S)
FB301 BLN0037
IC1004 PST529
2
2
1
1
3
3
R303 33K
C1008 47nF
Q305 2SC2412
R221
R222 220K
R321
1K
R318 15K
D301
DX0045BM
R312 10K
C303 1uF (160V)
C312
220uF (10V)
C315 100pF
Q503 TX0108BM BC635
R823 1K R824
75
R825 75
R826 75
C1010 100nF
R1023
.
4K7
R1002
100
R807
1K
R806
1K
R1018 10K
R1024
4K7
R1003
100
R1025
4K7
R1004
100
R1005
100
R1006
100
L1002
68uH
X1001 8MHz
R315 10K
R1026 0
R1008 3K3
C1004 15pF
R1021 4K7
R1001
100
C1001 470uF (6.3V)
R1007 100
R805
1K
IC100
1
ST63
8
7
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
Q1001
PH2369
28
BS
29
BEXT
30
GEXT
31
REXT
32
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
D1002 C5V6
C222
C1009 47uF (10V)
D805
C5V6
D804 C5V6
J19 3K3
D807
C5V6
C1007 22nF
D806 C5V6
C1012 100nF
6
11
10
Page 14
1 2 3 4 5 6 7
R
Q
P
O
N
M
L
K
J
Page 17
SCHEMATIC DIAGRAM (Version 01).