Read Sharp LL-T2020 (serv.man10) Service Manual online
LL-T2020
CIRCUIT DIAGRAM
7 – 4
DV5
AV5
AV5
DV5
AV5
AV5
AV5
AD33
R328
4.7kJ
C311
0.1uF
LD307
R343
10kJ
FB301
MMZ1608D30
1B
C310
EMPTY
LD313
Q304
EMPTY(FMG8A
)
1
23
4
5
D304
DAN217U
3
2
1
LD312
C315
33pF
R330
680F
R312
10kJ
R353
330J
C304
10uF(B)
C305
0.047uF(B)
D305
DAN217U
3
2
1
C320
1000pF(B)
R316
180J
R320
10kJ
LD322
Q311
EMPTY(FMG8A
)
1
23
4
5
R333
270J
C323
10uF(B)
R332
10kJ
Q308
2SA1610
R308
270J
R325
2.2kF
D307
DAN217U
3
2
1
Q306
EMPTY(FMG8A
)
1
23
4
5
R306
150J
FB304
MMZ1608D30
1
B
C308
10uF(B)
C306
10uF(B)
C322
0.047uF(B)
R338
10kJ
R317
33J
C331
EMPTY
R341
180J
C330
EMPTY
FB305
MMZ1608D30
1
B
D306
DAN217U
3
2
1
Q312
EMPTY(FMG8A
)
1
23
4
5
R329
4.7kJ
LD323
LD304
R301
10kJ
Q309
2SA1610
C314
EMPTY
R351
10kJ
LD320
R348
33J
D301
DAN217U
3
2
1
R321
10J
IC301
AD8612
1
2
3
4
5
6
78
9
10
11
12
13
14
QA
QA
GND
LE A
V-
IN A-
IN A+
IN B+
IN B-
V+
LE B
GND
QB
QB
LD318
LD317
C303
1000pF(B)
LD302
Q307
2SA1610
R309
EMPTY
C309
EMPTY
C318
0.1uF
C325
10uF(B)
R336
10J
D303
DAN217U
3
2
1
R327
EMPTY
R334
180J
C316
EMPTY
R323
330J
C313
EMPTY
C319
0.047uF(B)
R346
270J
R355
4.7kJ
C321
10uF(B)
R304
10kJ
R310
180J
C329
EMPTY
R319
EMPTY
LD311
R302
270J
R356
4.7kJ
R305
10J
R322
330J
R326
2.2kF
LD314
R314
10kJ
C307
0.047uF(B)
IC302
SN74LVC14A
1
2
3
4
5
6
7
14
13
12
11
10
9
8
1A
1Y
2A
2Y
3A
3Y
GND
VCC
6A
6Y
5A
5Y
4A
4Y
LD316
D302
DAN217U
3
2
1
R324
EMPTY
R335
10kJ
R318
33J
LD324
R342
EMPTY
Q303
2SA1610
R311
EMPTY
FB302
MMZ1608D30
1B
C301
0.1uF
Q305
EMPTY(FMG8A
)
1
23
4
5
LD301
C312
EMPTY
R347
180J
R315
270J
R352
10J
C333
EMPTY
FB303
MMZ1608D30
1B
LD309
Q301
2SA1610
D309
DAN217U
3
2
1
R340
EMPTY
R337
150J
R303
180J
D310
DAN217U
3
2
1
Q302
2SA1610
C324
0.047uF(B)
R349
33J
R331
680F
C317
EMPTY
R313
10J
C332
33pF
R307
10kJ
C327
EMPTY
FB306
MMZ1608D30
1
B
C334
EMPTY
C302
0.047uF(B)
R354
330J
D308
DAN217U
3
2
1
Q310
EMPTY(FMG8A
)
1
23
4
5
R350
EMPTY
C326
EMPTY
LD315
LD305
R345
10kJ
C328
0.1uF
R344
10J
LD319
LD303
R339
270J
VS2
BIN2
BLUE1
GIN2
RED2
GREEN1
BIN1
BLUE2
RED1
VS1
RIN1
HIN1
HREF1
HIN2
HS2
RIN2
GREEN2
HS1
GIN1
NF2
NF1
SOG1
SOG2
NF2
NF1
HREF2
VIN2
VIN1
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
4/9
ANALOG INPUT
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