Read Sharp AL-2031 Service Manual online
AL-2041 CIRCUIT DIAGRAM 14 - 16
+5V
+5V
+5V
+5V
+5V
5VEN
ONL
PSL
OP-LA
TCH
OP-STB
OP-CLK
OP-DA
T
A
DUT1
DUT2
DUT3
DUT1
DUT2
DUT3
g1
a2
c2
g2
c1
a1
b1
f1
e3
a3
d1
c3
b2
d3
e1
g3
f3
f2
e2
d2
LEDM1
b3
PML
ONLL
ZPL
2RE
DU22
1RE
RPL
NOR
SPFL
AE
JPL
2ENR
CS1L
TPL
EXL
E
XD
EXN
CS2L
EST2
SCNL
SJAL
BPL
1ENR
MPL
DPL
PE
DU21
ME
3RE
EST1
R49
10kJ
R49
10kJ
TP43TP43
R60
470J
R60
470J
TP13TP13
TP26TP26
LT
L-1LHG-002A
LED4
LT
L-1LHG-002A
LED4
R31
0
J
R31
0
J
C12
200pF
C12
200pF
LT
L-1LHG-002A
LED24
LT
L-1LHG-002A
LED24
TP14TP14
R47
100J
R47
100J
TP31TP31
TP33TP33
LT
L-1LHG-002A
LED9
LT
L-1LHG-002A
LED9
R35
4.7KJ
R35
4.7KJ
LT
L-1LHG-002A
LED27
LT
L-1LHG-002A
LED27
R37
1.1kJ
R37
1.1kJ
TP51TP51
R22
100J
R22
100J
C18
200pF
C18
200pF
R54
470J
R54
470J
R33
4.7kJ(NM)
R33
4.7kJ(NM)
TP23TP23
LT
L-1LHG-002A
LED18
LT
L-1LHG-002A
LED18
LT
L-1LHG-002A
LED12
LT
L-1LHG-002A
LED12
C9
200pF
C9
200pF
TP38TP38
TP47TP47
R36
4.7KJ
R36
4.7KJ
LT
L-1LHG-002A
LED8
LT
L-1LHG-002A
LED8
R1
100J
R1
100J
TP46TP46
TP27TP27
TP1TP1
LT
L-1LHEE-002A
LED14
LT
L-1LHEE-002A
LED14
C15
200pF
C15
200pF
Q4
2SA1981S or KT
A1298Y
or 2SB1
197KT146
Q4
2SA1981S or KT
A1298Y
or 2SB1
197KT146
2
1
3
LT
L-1LHG-002A
LED2
LT
L-1LHG-002A
LED2
TP44TP44
TP24TP24
R42
100J
R42
100J
LT
L-1LHG-002A
LED29
LT
L-1LHG-002A
LED29
LT
L-1LHG-002A
LED3
LT
L-1LHG-002A
LED3
TP28TP28
LT
L-1LHG-002A
LED25
LT
L-1LHG-002A
LED25
LT
L-1LHG-002A
LED1
LT
L-1LHG-002A
LED1
R26
100J
R26
100J
R56
100J
R56
100J
TP37TP37
R32
100J
R32
100J
R44
100J
R44
100J
TP48TP48
TP16TP16
LT
L-1LHEE-002A
LED16
LT
L-1LHEE-002A
LED16
R39
100J
R39
100J
LT
L-1LHG-002A
LED23
LT
L-1LHG-002A
LED23
R55
4.7KJ
R55
4.7KJ
R50
470J
R50
470J
R46
100J
R46
100J
R24
100J
R24
100J
Q3
2SA1981S or KT
A1298Y
or 2SB1
197KT146
Q3
2SA1981S or KT
A1298Y
or 2SB1
197KT146
2
1
3
TP29TP29
LT
L-1LHG-002A
LED21
LT
L-1LHG-002A
LED21
R30
100J
R30
100J
Q2
2SA1981S or KT
A1298Y
or 2SB1
197KT146
Q2
2SA1981S or KT
A1298Y
or 2SB1
197KT146
2
13
Q1
DTC143ZKA(NM)
Q1
DTC143ZKA(NM)
1
2
3
R34
100J
R34
100J
LT
L-1LHEE-002A
LED17
LT
L-1LHEE-002A
LED17
TP50TP50
TP41TP41
LT
L-1LHG-002A
LED1
1
LT
L-1LHG-002A
LED1
1
R38
4.7KJ
R38
4.7KJ
R25
100J
R25
100J
C16
200pF
C16
200pF
C17
0.1uF
C17
0.1uF
TP19TP19
R23
100J
R23
100J
LT
L-1LHG-002A
LED10
LT
L-1LHG-002A
LED10
R41
100J
R41
100J
TP40TP40
R59
100J
R59
100J
TP39TP39
LT
L-1LHG-002A
LED26
LT
L-1LHG-002A
LED26
R17
100J
R17
100J
R57
100J
R57
100J
TP49TP49
C13
200pF
C13
200pF
TP18TP18
R21
100J
R21
100J
TP42TP42
LT
L-1LHEE-002A
LED19
LT
L-1LHEE-002A
LED19
LT
L-1LHG-002A
LED7
LT
L-1LHG-002A
LED7
LEDM1
LTC-3650AG-02TJ
LEDM1
LTC-3650AG-02TJ
c
1
d
3
Dig1
2
D.P
6
b
7
Dig2
4
f
8
Dig3
5
a
9
e
10
g
11
R51
10kJ
R51
10kJ
TP56TP56
R45
100J
R45
100J
TP58TP58
LT
L-1LHG-002A
LED6
LT
L-1LHG-002A
LED6
TP25TP25
R20
100J
R20
100J
R53
10kJ
R53
10kJ
TP36TP36
LT
L-1LHG-002A
LED5
LT
L-1LHG-002A
LED5
R28
100J
R28
100J
R27
1.1kJ
R27
1.1kJ
LT
L-1LHG-002A
LED30
LT
L-1LHG-002A
LED30
TP54TP54
R43
100J
R43
100J
TP20TP20
TP21TP21
TP32TP32
NM_L
TL-1LHEE-002A
LED13
NM_L
TL-1LHEE-002A
LED13
TP35TP35
C10
200pF
C10
200pF
TP30TP30
LT
L-1LHG-002A
LED28
LT
L-1LHG-002A
LED28
R48
100J
R48
100J
TP22TP22
R29
1.1kJ
R29
1.1kJ
LT
L-1LHG-002A
LED15
LT
L-1LHG-002A
LED15
R58
100J
R58
100J
R52
470J
R52
470J
IC2
STP16CP05MTR
IC2
STP16CP05MTR
OUT15
20
GND
1
CLK
3
OUT13
18
OUT6
11
OUT7
12
SDI
2
OUT5
10
OUT4
9
OUT14
19
OUT2
7
OUT12
17
OUT1
6
OUT10
15
OUT0
5
OUT8
13
OUT3
8
OUT9
14
LE
4
OUT11
16
VCC
24
/OE
21
SDO
22
R-EX
T
23
TP52TP52
TP45TP45
C14
0.1uF
C14
0.1uF
LT
L-1LHG-002A
LED22
LT
L-1LHG-002A
LED22
R18
100J
R18
100J
IC3
STP08CP05MTR
IC3
STP08CP05MTR
GND
1
CLK
3
OUT6
11
OUT7
12
SDI
2
OUT5
10
OUT4
9
OUT2
7
OUT1
6
OUT0
5
OUT3
8
LE
4
VCC
16
/OE
13
SDO
14
R-EX
T
15
TP17TP17
TP34TP34
R78
470J
R78
470J
TP15TP15
C1
1
1500pF
C1
1
1500pF
R19
100J
R19
100J
LT
L-1LHG-002A
LED20
LT
L-1LHG-002A
LED20
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
2/2
LED Section
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