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Sharp XE-A40S

Sharp XE-A40S
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XE-A40S
7 – 1
XE-A40S
Service Manual
CHAPTER 7. CIRCUIT DIAGRAM AND PWB LAYOUT
A
B
C
D
87654
3
21
12345678
D
C
B
A A
B
C
D
87654
3
21
12345678
D
C
B
A A
B
C
D
87654
3
21
12345678
D
C
B
A
A
B
C
D
87654
3
21
12345678
D
C
B
A
1/7CPU PWB UNIT
Vcc:20pin
GND:10pin
33pF*8(C1-C8)
33pF*8(C21-C28)
NOT USED
NOT USED
NOT USED
NOT USED
PLACE NEAR CPU!!!
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
10Kx5(R54-R58)
33pF*12(C9-C20)
NOT USED
NOT USED
330pFx3(C38-C42)
NOT USED
NOT USED
NOT USED
/CS2
/CS3
D[0..7]
A[0..19]
/KR0
/KR1
/KR2
/KR3
/KR4
/KR5
/KR6
/KR7
D0
D5
D3
b
D4
d
D5
e
c
dp
D5
D2
f
D6
D2
D1
D1
D4
g
D7
a
D1
D2
D3
D0
D7
D4
D3
D7
D6
D0
D6
/RES
/CS2
A15
A14
A1
A7
A16
A5
A8
A16
A9
A13
A12
A7
A8
A0
A3
A6
A14
A0
A11A4
A15
A2
A2
A11
A5 A9
A6
A1
A10
A4
A10
A3
A13
A12
/RES
P954
P964
A03,4,7
A13,4,7
A23,7
A33,7
A43,7
A53,7
A63,7
A73
JAS6
JBS6
VHCOM 6
/POFF 3
D03,4,7
D13,4,7
D23,4,7
D33,4,7
D43,4,7
D53,4,7
D63,4,7
D73,4,7
c
d
e
f
g
dp 2
DR1 2
a
b
2
2
2
2
2
2
2
/RESET2
/CS0 3
/WR 3,4,7
/RD 3,7
/RD 3,7
RAS6
RBS6
RCS6
RDS6
JCS6
JDS6
/CS3 4
SI 2
PCLK 2
TM6
VPTEST2
P944
P912,4,6
P902
/CS1 7
BA03
VREF6
IPLON3
/STRB32,6
/STRB22,6
/STRB12,6
/LATCH2
/STRB42,6
/DREQUSB 7
/INTUSB 7
/WR 3,4,7
/RAMCS 3
/KR[0..7] 2
/POFF 3
A18 3
A14 3
A11 3
A17 3
A10 3
A13 3
A16 3
A9 3
A12 3
A19 3
A15 3
A8 3
/USBRST 7
/FRES 3
/LE0W4
SO 2
VDD
VCC
VDD
VDD
VCC
VDD
VCC
VCC
VDD
VDD
VCC
VCC
VCC
VCC
VCC
VDD
VCC
VCC
VCC
VCC
VDD
VCC
VDD
VDD
VCC
VCC
C37
0.1uF
IC5
KIA7045F
1
2
3
C52
0.1uF
C114
1000pF
R1
10K
R49 100
+
C43
(10uF/50V)
R37
10K
R41 100
R2
10K
R7
10K
R43 100
R15
10K
R8
10K
R23 2.2K
R29
10K
X2
CST12.0MTW
2
3
1
R67
33K
R61
10K
R48 100
C30
(30pF)
R53
10K
C55
(0.1uF)
R9
10K
R3
10K
R10
10K
IC3
1MSRAM 70ns VHI621024M7-1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16 17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
NC
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
I/O2
VSS I/O3
I/O4
I/O5
I/O6
T/O7
CS1
A10
OE
A11
A9
A8
A13
WE
CS2
A15
VCC
C23
C34
330pF
R72
10K
R24 2.2K
C56
(100pF)
+
C53
(10uF/50V)
R71
1K
R16
10K
R52
10K
R11
10K
R30
10K
R47 100
R31
10K
C51
(30pF)
C28
R46 100
R36
10K
R25 2.2K
Q1
C3198
C33
(30pF)
C32
(30pF)
R62
10K
R69
470
R4
10K
C45
0.1uF
C22
R50 100
R51
(10K)
D3
(1SS355)
R40
10K
IC2
M30620SAF
81
80
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
D7
D8
D6
D5
D4
D3
D2
D1
D0
AN7
AN6
AN5
AN4
AN3
AN2
AN1
AVSS
AN0
VREF
AVCC
SIN4
SOUT4
CLK4
TB4IN
TB3IN
SOUT3
SIN3
CLK3
BYTE
CNVSS
XCIN
XCOUT
RESET
XOUT
VSS
XIN
VCC
NMI
INT2
INT1
INT0
TA4IN/U
TA4OUT/U
TB3IN
TBEOUT
TA2INW
TA2OUTW
TA1IN/V
TA1OUT/V
TB5IN
TB5OUT
D9
D10
D11
D12
D13
D14
D15
A0
A1
A2
A3
A4
A5
A6
A7
VSS
A8
VCC
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
CS0
CS1
CS2
CS3
WR
BHE
RD
CBCLK
HLDA
HOLD
ALE
RDY
RTS0
CLK0
RXD0
TXD0
CLKS1
CLK1
RXD1
TXD1
IC1
74HC273
3
4
7
8
13
14
17
18
11
1
2
5
6
9
12
15
16
19
D1
D2
D3
D4
D5
D6
D7
D8
CLK
CLR
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
C31
(30pF)
R44 100
R32
10K
D4
1SS355
C2
R26 2.2K
C42
R17
10K
R12
10K
C27
C41
D2
1SS355
R5
10K
C1
R60
10K
C40
R66 2.2K
C39
R73
(33)
C21
C36
(330pF)
R27 2.2K
R128
10K
R56
R39
10K
R57
R33
10K
R59
R68
330
IC4
1MSRAM 70ns VHI621024M7-1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16 17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
NC
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
I/O2
VSS I/O3
I/O4
I/O5
I/O6
T/O7
CS1
A10
OE
A11
A9
A8
A13
WE
CS2
A15
VCC
R38
10K
R58R55
IC6
(FS781)
1
2
3
4 5
6
7
8
XIN
XOUT
S1
LF VSS
FSOUT
S0
VDD
D1
1SS355
C9
R18
10K
C26
C10
R74
(3.3K)
C11
B
+
BZ1
PKM22EPPH4002-B0
C57
(330pF)
R28
2.2K
R13
10K
R45
10K
C12 C13
+
C49
10uF/50V
C48
27pF
C35
330pF
C44
(30pF)
C14
R70
330
X1
32.768KHz
R21 2.2K
C15
C47
18pF
C46
1uF
R34
10K
C16
C38
C17 C18
R19
10K
C3
C25
C19
R65
1K
R42
10k
C4 C20C5
R6
10K
C50
0.1uF
R14
10K
C6 C7
R64
0
C8
R63
10K
R35
10K
R54
10K
R22 2.2K
X3 (CST12.0MTW)
2
3
1
+
C54
(10uF/10V,OS)
C29
0.1uF
R20
10K
C24

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