Sharp 37GT-27H (serv.man16) Service Manual ▷ View online
25
37GT-27H
Vc HORIZONTAL
SANDCASTLE
VERTICAL INPUT
VERTICAL
VERTICAL OUTPUT
REMOTE CONTROL
OUT SPEAKER
IF VIDEO OUT
RED OUT
GREEN OUT
VIDEO INPUT TXT uC
13
14
15
4
5
6
7
8
9
10
11
12
BLUE OUT
26
37GT-27H
2
2
5
3
3
FOCUS
1
1
L3
4
4
JF15
JF13
QPWBF7324BMN2
+5VA
+5V
A
+3.
3V
+3.
3V
+3.
3V
+2
0V
+104V
+1
0V
+8
V
+1
0V
-25V
+3.3
V
DUNTK7324BM__
2
+3.
3V
1
12
13
14
.
.
.
.
.
.
.
S1001
K0079GE
S1002
K0079GE
S1003
K0079GE
C703
10nF
(250V)
KZ0029
C704
10nF
(250V)
KZ0029
C711
100uF
(160V)
D701
DX057
1
1N4005
D702
DX057
1
1N4005
D703
DX057
1
1N4005
D704
DX057
1
1N4005
D716
R702
470K
(1/2W)
D707
DX050
5
1N4935
D709
DX0590
B
M
MBR1100RL
D710
8
9
10
11
9
10
11
2
12
13
14
13
14
L701
CILF0160BM
(G)
N
0207
CE
C507
220nF
R524 3K9
D717
1N4937
DX050
7
D705 DX055
1
R880
470
C862
470pF
(L2
)
QT
IP
M
0017C
EF
M
R888
0
Q870
TX01
8
1
BF422
9
F701
T3.15
R879
470
Q872
TX0
1
8
1
BF422
(H
)
N
0461
CE
5
C874
1nF
(500V)
CRT
VB34EAC0136*N
7
5
4
9
3
6
8
1
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
TX018
0
B
M
C701
470nF
(275V)
FZ0160BM
C871
470pF
6
R892
1K
C876
4.7nF
(2KV)
R864
15K
(2W)
D811
DX055
1
D862
DX055
1
(A
)
N
0304
CE
R893
1K
R881
470
C861
470pF
D861
DX05
5
1
4
Q883
TX018
0
B
M
C872
470pF
(L3
)
QTIPM0017CEFM
R898
0
S701
P061
2
C873
470pF
Q871
TX01
8
1
BF422
3
D860
DX055
1
Q887
TX018
0
B
M
(K
)
N
0561
D812
DX055
1
C878
10uF
(200V)
C715
100nF
1K5
(1/2W)
R710
C707
10uF
(16V)
C710
220uF
(25V)
C705
47uF
(400V)
EZ0148BM
C879
1nF
R716
47K
(1/2W)
C718
47nF
400V
R701
470K
(1/2W)
R703
22
Q503
C702
10nF
(250V)
KZ0029
PR701
P0028
D708
DX06
2
2
R1007
4K7
R1045
2K7
Q702
TX02
1
8
BC337-40
IC1002 24C04
.
1
.
2
.
3
.
4
.
5
.
6
.
7
.
8
R1002
4K7
R1001
27K
D1006
DX0551B
M
R1004
27K
4K7
R1005
13
12
9
10
11
T
701
Z
0580B
M
4
2
R1058
2K7
R
4
R1018
.
C712
220uF
(16V)
4K7
R1008
R1071
22K
R1070
10K
22uF
C1019
R1069 47K
R1068
100K
R1050
3K3
C729
10nF
(250V)
Q1002
BC847B
TX023
2
B
M
Q1003
BC847B
TX023
2
B
M
Q1012
BC847B
TX023
2
B
M
Q1011
BC847B
TX023
2
B
M
Q1017
BC847B
TX023
2
B
M
Q1018
BC847B
TX023
2
B
M
10uF
(10V)
C1016
R1075
TQ
(JUMPER)
R1076
100.
(TQ)
C731
10nF
J32
BLN-0037
D723
DX062
2
C728
220pF
(2KV)
C735
220pF
(2KV)
SCHEMATIC DIAGRAM ( 00 Version)
1
I
H
G
F
E
D
C
B
A
2
3
4
5
6
7
Page 27
Page 28
27
37GT-27H
H.V.
FOCO
G2
1
2
3
4
12
3
4
-10V
+5V
A
+7
V
+7V
+104V
+3.
3V
+2.5
V
+8
V
-10V
+104V
-25V
+1
0V
25V
+5VA
+3.
3V
4
3
8
7
6
.
.
.
C708
15nF
C709
2n2
(4Kv)
C603
220uF
(10V)
C604
220uF
(10V)
D716
DX055
1
D706
C6V2
EX05
4
7
R704
100
R705
270
(TQ)
(1%)
R707
8M2
(1/2W)
(UA)
R708
8M2
(1/2W)
(UA)
D709
DX0590
B
M
MBR1100RL
D711
DX050
5
1N4935
D710
DX05
0
4
1N4934
D714
C5V6
Q703
TX0
2
1
8
BC337-40
R512
10K
R513
68K
D505
DX055
1
D506
DX055
1
Q501
BC636
TX011
2
B
M
R604
470
(1/2W)
R606
6.8
(1/2W)
R607
1
(1/2W)
R610
27
(1/2W)
R611
27
(1/2W)
R612
.22
(1W)
R615
1
(1/2W)
R616
3K3
(1/2W)
C608
1uF
(160V)
C609
470nF
(250V)
FZ0174BM
Q601
TX01
3
2
BU508D
L601
4.7uF
(CF)
L60
2
22uH
(CF)
D601
DX055
1
D602
DX05
0
5
1N4935
D604
DX050
6
1N4936
D606
DX050
5
1N4935
R614
560
11
7
10
3
8
IC
701
TDA
16
83
3
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
(H
)
N
0461
CE
(F
)
N
0505
CE
R714
820
(1/2W)
C503
330nF
Q505
2SA1037
R525
120
+VS
-VS
_
+
IC
501
UA
74
1
8
7
6
5
4
3
2
1
220nF
R519
8K2
3K9
R617
1K
Q502
BC635
D503
1N4933
C508
330nF
R715
10
C717
100uF
(16V)
R603
330
(1/2W)
R609
2.2
(1/2W)
Q603
TX0
1
1
2
BC636
Q602
BC635
TX010
8
B
M
R523
560
R516
1K
D605
DX050
4
1N4934
R613
15K
C606
22nF
R706
680
(TQ)
1K5
(1/2W)
(16V)
FB701
BLN-0037
C722
100uF
(16V)
R722
120
C610
22nF
(HB)
D607
EX054
9
B
M
7V5
R510
1
(1/2W)
Q509
2SA1037
R535
82K
R502
1K
C510
100pF
C723
100pF
C724
100pF
R509
1K
R537
15K
C726
2.2uF
Q503
TX010
8
B
M
BC635
R533
120K
T601
N
F2072
BM
4
2
5
6
9
R608
18K
R517
220K
R538
2K2
C725
3n3
(4Kv)
C727
10uF/16V
Q704
BC327
330
R719
560
(1/2W)
R718
2K4
R720
Q707
BC327
330
R721
3V9
D609
R717
1 Ohm
C607
100uF
(35V)
R711
22
8
10
14
10
2
5
6
C100
5
100n
F
R1067
4K7
R536
4K7
D608
DX050
4
1N4934
D603
DX004
5
R534
1K2
C713
220uF
(16V)
C712
220uF
(16V)
C714
470uF
(10V)
Q506
2SA1037
R1028
4K7
(1/2W)
10K
R727
C605
100nF
C730
1uF
Q701
BC847B
TX023
2
B
M
Q705
BC847B
TX023
2
B
M
Q604
BC847B
TX023
2
B
M
Q1005
BC847B
TX023
2
B
M
Q706
BC847B
TX023
2
B
M
Q507
BC847B
TX023
2
B
M
C729
10uF
(16V)
5V6
D721
EX05
8
3
4V7
D715
EX05
8
1
C601
5n6
(1,5KV)
R605
6.8
(1/2W)
C602
820pF
(2KV)
R530
270K
SCHEMATIC DIAGRAM (00 Version)
8
9
10
11
12
13
14
I
H
G
F
E
D
C
B
A
Page 26
Page 29
28
37GT-27H
RM
C0
0
1
1
2
3
4
5
+3.
3V
+3.3
V
+7
V
+3.3
V
+7V
+20V
+104V
+2
0V
+104V
+3.
3V
+3.
3V
+2.
5V
+2.
5V
+3.
3V
+3.3
V
12
+3.
3V
+5V
A
+3.
3V
QPW
BF7325B
MN
1
DUNTK
73
25
BM
V1
15
9
AUDIO
VT
G
B
G
B
B
G
I
I
FB
SDA
FB
R
R
R
SCL
FB
B
G
SS
AGC
R
BL
BH
BU
.
.
.
.
.
.
.
.
.
.
.
.
.
.
3
2
C
U
0
2
22C
E
1
S1004
K0079GE
C806
100nF
C807
100nF
C808
100
n
F
C809
100nF
C810
100nF
C811
100nF
C901
100nF
R804
1K
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
TX0
2
1
7
Q302
BC327
TX02
1
6
Q303
2SA1037
L301
3.3uH
(DF)
C820
R1009
12K
R1011
4K7
(1/2W)
R1012
4K7
(1/2W)
R1013
4K7
(1/2W)
R1014
22K
C1006
22pF
C309
10nF
C308
1uF
R1015
22K
(K
)
N
0
561
R302
4K7
(1/2W)
100
R1019
R808
1K
R303
33K
R222
220K
R321
1K
R318
15K
R312
10K
C303
1uF
(160V)
C312
47uF
(10V)
C315
100pF
R823
1K
R824
75
R825
75
R826
75
R315
1K
R1064
10K
BS
29
BEXT
30
GEXT
31
REXT
32
BTUN
52
HALFCTR
51
FBOSD
50
ROSD
49
FB
33
Y/C
34
CHR
35
APR
36
UIN
37
VIN
38
YIN
39
YOU
T
40
VOU
T
41
UOUT
42
BOU
T
43
GOUT
44
ROUT
45
ISENS
46
BOSD
47
GOSD
48
C1001
47uF
(10V)
C1002
33pF
X10
0
1
6MHz
R1
020
100
L1005
12uH
C1013
100nF
R1051
3K3
R1052
3K3
D1001
C1009
220nF
R809
47K
C1015
10uF
R1022
2K7
R1046
3K3
10K
R1
056
R1048
4K7
R1021
100
IC1001
SDA5552
IX1886BM
VS
17
VL
18
BG/L
19
R/C
20
V
21
VU
22
L/L'
23
N.C.
24
N.C.
25
N.C.
26
VN
27
VSS
28
VDD 3
.3
29
N.C.
30
N.C.
31
/RST
32
HS/SSC
16
N.C.
15
N.C.
14
N.C.
13
N.C.
12
N.C.
11
VSSA
10
VDDA 2.5
9
CVBS
8
N.C.
7
N.C.
6
VDD 3.3
5
VSS
4
VDD 2.5
3
OUT FRONT
2
N.C.
1
AGC
64
N.C.
63
PRO
T
62
SS
61
SBY
60
POW
ER
59
SMU
TE
58
50/60
Hz
57
N.C.
56
VT
55
K
54
SCL
53
SDA
52
K
51
N.C.
50
K
49
N.C.
33
XTAL2
34
XTAL1
35
VSSA
36
VDDA 2.5
37
R
38
G
39
B
40
N.C.
41
BLANK/COR
42
N.C.
43
VDD 2.5
44
VSS
45
VDD 3.3
46
K
47
N.C.
48
R1054
10K
R1055
470
D804
C5V6
Q1001
PH2369
D805
C5V6
C1007
22nF
D807
C5V6
C1008
47nF
10uF
(10V)
C1018
C1014
100nF
C1003
33pF
2K7
R1016
Q1004
2SA1037
D806
C5V6
L1002
12uH
R1049
3K3
D1004
3V3
C1012
100nF
R1026
10K
D1005
5V1
R1053
330
IC1003
IX1003
7
R1041
680K
R1072
10K
1N4148
D1008
C1020
2,2uF
(50V)
R1042
FB301
BLN0037
(S
)
G
N
0241C
E
C1310
.047
R1316
470
C1311 .047
L130
2
3.3uH
J1301
J0047CE
1
5
4
3
2
6
7
R1317
470
(S
H)
(S
)
R1040
10K
R1039
10K
R1038
10K
R1034
2K7
(1/2W)
R1065
1
0K
R1035
4K7
R1037
2K7
(1/2W)
R1036
2K7
(1/2W)
R1073
22K
Q1009
BC847B
TX023
2
B
M
Q1008
BC847B
TX023
2
B
M
Q1007
BC847B
TX023
2
B
M
Q305
BC847B
TX023
2
B
M
Q304
BC847B
TX023
2
B
M
L1001
12uH
XF120
K
R1074
10K
1N4148
D1011
R1010
27K
1
2
3
4
5
6
7
R
Q
P
O
N
M
L
K
J
SCHEMATIC DIAGRAM ( 00 Version)
Page 29
Page 26
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