Read Sharp XE-A202 Service Manual online
XE-A202V
CIRCUIT DIAGRAM AND PWB LAYOUT
– 17 –
Vcc:20pi
n
GND:10pi
n
Vcc:14pi
n
GND:7pi
n
NOT
INSTALL
NOT INSTA
LL
Vcc:14pi
n
GND:7pi
n
SII
CG RO
M
"H":BOOT
ON
150pF*10(C45-
C54)
100pF*4(C16-
C19)
150pF*8(C20-C
27)
100pF*8(C28-C
35)
201UC/AC RH-IX201
5BHZZ
201VCTQ/BCTQ/VCKB RH-I
X2016BHZZ
201VCKA VHI30624
FGA-1
201S VHI30624F
GA-1
NOT INSTALL
(ONLY FOR 201S)
202V4/6/7
202U/A
FLASH R
O
M
NOT
INSTALL
NOT
INSTALL
NOT
INSTALL
ONLY
FOR
201S
202U/A
202V4/6/7
202U/V VHI30624
FGA-1
a b c d e f g dp
/CS0
/R
D
D7
D5
D1
D1
D2
D4
D4
D2 D3
D7
D0
D3
D5
D4
D[0
..7]
D0
D2
D6
D0 D1
D6
D5
D7
D[
0..7]
D3
D6
A14
A4
A15
A2
A16
A1
9
A5
A6
A13
FSD
A[0.
.19]
A8
A4
A2
A1
7
A5
A1
5
A1
A9
A1
2
A1
0
FR
D
A[0.
.19]
A8
A12
A6
A9
A3
A0
A1
A10
A7
A0
A11
A1
4
A1
6
A1
1
FSCK
A7
A3
A1
3
/FRDY
BUSY
/FR
ES
/CS3
CLK
P74
P90
P91
P92
VP
ON
P101
P100
P97
A6
MOTOR
/POFF
D0
D1
D2
D3
D4
D5
D6
D7
c d e f g dp
A19
/ST
B2
/L
AT
a b
VBA
T
D[0
..7]
A[0.
.19]
DR
2
KST2 KST1 KST0
/RES
ET
/CS0
/R
D
/RDY
/RES
ET
/W
R
/R
D
/CS2
CGBANK
BCLK
/CS0 /R
D
CGBANK
IN1
P67
ENA2
A3
DR1
KST3
IN2
BCLK
ENA1
A5
A7
/CS2
/R
D
A16
A9
/RDY
A12
P76
P64
A11
P95
P66
P75
/WR
P77
A17
/CS0
A13
DA
T
A0
A8
P94
A4
A1
P93
P96
A15
/ST
B1
A14
A2
A10
VD
D
VC
C
VCC
VD
D
VDD
VCC
VC
C
VCC
VCC
VCC
VCC
VC
C
VC
C
VC
C
VCC
VC
C
VC
C
VCC
VCC
VCC
VD
D
VC
C
VCC
VCC
VDD
VCC
VCC
VDD
VCC
VCC
VDD
R81
47K
R59 47
K
C66 0.
1uF
C49
R25
10
K
R52
10
0
+
C107
4.7UF/16V
C31
R31
10K
R26
10
K
R67
10
K
R32
10
K
R84
47
K
R37
10
K
C26
TP2
C35
R89
10
K
C56
30p
F
R51
10
0
IC11
B
74F7
4
12
11
9
8
10
13
D
CLK
Q
Q
PR
CL
C50
C45
R36
10
K
IC
9
LP621024
D-T 70ns
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
R27
10
K
C51
R90
10
K
C30
+
C67
10uF/
50V
C29
R56
3.3
K
R68
10
K
R63
10
K
R38
10
K
C108
91p
F
C60
0.
1uF
C27
C70
150p
F
R39
10K
C52
R50
10
0
C19
R22
10
K
R44
10
K
X2
CST12.0
MTW
2
3
1
R54
24
0
R49
10
0
IC
6
KIA4
31A
K
A
R
C57
100p
F
R57
82
0
C34
C46
R28
10
K
C37
100pF
C28
R53
10
0
R88
10
K
IC5 M30624
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
CLKOUT
RTS0 CLK0 RXD0 TXD0
CLKS1
CLK1 RXD1 TXD1
R77
10
K
R40
10
K
+
C42
10
uF/10V,OS
C68
30pF
IC1
1A
74F
74
2
3
5
6
4
1
D
CLK
Q
Q
PR
CL
R48
10
0
R21
10K
C21
R91
3.
3K
C53
IC15
S-80928AN
MP
2 3
15
4
VDD VSS
OUT
CD
NC
R82
47K
R69
10
K
R64
10K
R78
47
K
C47
R29
10
K
C20
C33
C61
0.
1uF
R33
10
K
C36
1000p
F
R87
10
K
R76
10
K
R47
10
0
X3
CST12.0M
TW
2
3
1
R41
10
K
R75
10
K
R73
10
K
R34
10
K
C63
0.
1uF
IC1
0A
74F
32
1
2
3
C22
IC
7
FS781
1 2 3 45
6
7
8
XIN XOUT S1 LF
VSS
FSOUT
S0
VDD
C54
R70
10
K
R80
47
K
C16
R45
10
K
C62
220p
F
C48
R83
47
K
B
+
BZ
PIEZO BZ
C32
TP
1
R23
10
K
R65
10
K
+
C64
10
uF/10V,OS
C44
27pF
+
C58
XE
-A
20
1
: 10u
F/10V,OS
C69
30pF
IC12
LH5388W
S(CGROM)
15 17 19 21 24 26 28 30 16 18 20 22 25 27 29
23 11 10 9 8 7 6 5 4 42 41 40 39 38 37 36 35 34 3 2
13
14
12
43 32
31
1
44 33
D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14
VCC
A0 A1 A2 A3 A4 A5 A6 A7 A8 A9
A10 A11 A12 A13 A14 A15 A16 A17 A18
VSS
OE/OE
CE/CE
A19 VSS
D15/A-1 NC NC BHE
R58
100K
R61
0
R60
33
0
X1
32.768K
Hz
R46
10
0
R74
10
K
C43
18p
F
R42
10K
C55
150p
F
C23
SP1
SHORTP
IN
C24
R71
10K
R79
10k
R86
47
0
C41
0.
1uF
R24
10K
R30
10
K
C40
330p
F
IC
8
74H
C374
3 4 7 8
13 14 17 18
1
11
2 5 6 9 12 15 16 19
D0 D1 D2 D3 D4 D5 D6 D7
OC CLK
Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7
C59
0.
1uF
R66
10
K
C17
R62
33
R55
47
K
C18
R43
10
K
C25
C39
100p
F
R85
10K
R35
10K
C38
2200p
F
C65 0.
1uF
R72
10
K
XE
-A
20
2
: 10u
F/16V,AL
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
1/4
1.
MAIN PWB CIRCUIT
CH
APTER
8. CIR
CUIT
DIAGRAM AND PWB
LAYOUT
Click on the first or last page to see other XE-A202 service manuals if exist.