Sharp XE-A212 Service Manual ▷ View online
XE-A212V
IPL FROM EP-ROM
– 16 –
CHAPTER 6. IPL FROM EP-ROM
Before working on the installation, unplug the AC cord from the AC out-
let.
let.
1.
Open the top cabinet.
2.
Set the IPL switch (S1) to VCC position.
3.
Install the IPL ROM to the IC socket of the MAIN PWB.
4.
Turn the mode key switch to PGM position, and insert AC plug in
AC outlet.
5.
The IPL procedure is started.
When the procedure is completed, the message of “Completed.” Is
shown.
shown.
6.
Unplug the AC cord from the AC outlet.
7.
Remove the IPL ROM to the IC socket of the MAIN PWB.
8.
Set the IPL switch (S1) to GND position.
9.
Replace the top cabinet.
10. Perform a master reset, insert AC cord in AC outlet.
CHAPTER 7. CAUTION TO BE USED
WHEN CONNECTING
THE RS-232 CABLE
THE RS-232 CABLE
When connecting the RS-232 cable to the XE-A212, be sure to observe
the following condiiton:
the following condiiton:
IPL switch
IPL ROM
1pin
GND
VCC
S1
ROM COPY
P ROM COPY
Completed.
Completed.
GND
VCC
S1
ROM COPY
MRS.
Secure the attached core (RCORF6699BHZZ) to the RS-232
cable in the area within 20mm from the connector.
[This is a necessary procedure to support the EMI (Electronics
Magnetic Interface).]
cable in the area within 20mm from the connector.
[This is a necessary procedure to support the EMI (Electronics
Magnetic Interface).]
RS232 CONNECTOR
Within
20mm
20mm
Secure the core
(RCORF6699BHZZ)
to the cable in the area
within 20 mm from the
connector with a lock
band.
(RCORF6699BHZZ)
to the cable in the area
within 20 mm from the
connector with a lock
band.
XE-A212V
CIRCUIT DIAGRAM AND PWB LAYOUT
– 17 –
PLACE NEAR CPU!!
!
7pin:GN
D
7pin:GND
*IC3 14pin:VDD
150pF*10(C1-C10)
100pF*8(C24-C31)
150pF*8(C11-C18
)
NOT INSTALL
INSTALL
<- OR ->
SII
*IC4 14pin:VD
D
RAM1
/RDY
VRE
F
P91
P90
BUSY
VRE
F
BUZZER
D6
D5
D1
D4
D0
D7
D3
D2
A16
A9
A13
/RAM1
A12
A4
A11
A6
A5
A0
A2
A18
A7
A14
A[0..19]
A10
A8
A1
A3
/RAM1
/CS1
/CS2
/CS0
D[0..7]
BLO
N
3
LCDON
3
INI2
INI1
D6
2,3
/PLCS
3
/PLRD
3
/PLWR
3
PLDATA
3
ENA2
4
ENA1
4
BUSY
/LDCS
3
/LAT
4
VPO
N
4,5
BR0
2
BR1
2
/STB1
4
/RS2
6
/RDY
/RS1
6
/CD1
6
/DR1
6
RXD2
6
TXD2
6
RXD1
6
TXD1
6
/CTS1
6
/POFF
3,5
A3
2,3
VPTE
ST
4
TM
4
A8
2
A12
2
A13
2
A14
2
A15
2
A16
2
A17
2
A18
2
A19
2
/CS0
2
/CS1
/CS2
/CS3
3
/WR
2,3
/RD
2,3
P91
3,4,6
MDR
3
DAT
4
PCLK
4
DRAWER1
3
/ER1
6
/STB2
4
/WP
2
VB
AT
5
/RES
2,3,4
/RESET
3
/ER2
6
BR2
2
IPLON
2
MOT
OR
4
/RD
2,3
/WR
2,3
D3
2,3
A6
2
FRA20/SRA17
2
A2
2
A7
2
D7
2,3
D2
2,3
A5
2
A10
2
D1
2,3
D0
2,3
D5
2,3
A9
2
A1
2,3
D4
2,3
A4
2
A11
2
FRA19/SRA15
2
A0
2,3
RAMCS1
2
VDD
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VDD
VDD
VDD
VCC
VCC
VCC
VCC
VCC
VDD
VDD
VDD
VDD
VDD
C38
0.1uF
C5
R1
10K
R50
100
R44
100
R76
(2.2K)
R45
100
R7
10K
C27
R2
10K
R13
10K
R8
10K
R62
47K
R54
10
k
R28
10K
C35
100pF
C17
R43
10K
R49
100
C31
C23
30p
F
C46
(0.1uF)
R22
10K
C1
C6
R67
10K
R3
10K
R23
10K
C7
R63
10K
R59
47K
R58
10K
C37
(330pF)
C26
+
C39
(10uF/50V)
C25
R24
10K
IC3B
74LV10
A
3
4
5
6
R14
10K
R78
47K
R64
10K
R9
10K
C18
R29
10K
R30
10K
R48
100
C8
R47
100
R66
240
X2
(CST12.0MTW)
2
3
1
R35
10K
C20
150p
F
C34
100p
F
C33
100pF
IC5
KIA431A
K
A
R
C2
C30
R4
10K
D1
(1SS355)
AK
C50
1000p
F
C36
330p
F
C24
IC4C
74LV00A
9
10
8
C1A
1000p
F
R51
100
R20
10K
IC2
M30620SAFP
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
R40
47K
C19
100p
F
R31
10K
R46
100
+
C49
10uF/10V,OS
C12
C9
IC6
S-80928ANMP
2
3
15
4
VDD
VSS
OUT
CD
NC
R60
47K
R80
3.3K
R15
10K
R38
10K
R10
10K
C32
100pF
R25
10K
R41
47K
R77
(12K)
C3
C11
R5
10K
C29
C40
1000p
F
IC3A
74LV10A
1
2
13
12
R39
10K
R32
10K
B
+
BZ2
(2048BH)
R56
10K
X3
CST12.0MTW
2
3
1
R37
10K
C13
C10
IC7
FS781
1
2
3
45
6
7
8
XIN
XOUT
S1
LF
VSS
FSOUT
S0
VDD
R16
10K
C4
B
+
BZ1
PIEZO BZ
R61
47K
R11
10K
C28
+
C42
10uF/50V
R27
10K
C45
27p
F
R71
100K
C22
100p
F
R79
820
R74
330
R72
(0)
IC4A
74LV00A
1
2
3
X1
32.768KHz
C44
18p
F
R33
10K
R68
10K
C21
150p
F
R36
10K
C14
C15
R17
10K
R42
10K
R73
470
C48
0.1uF
R6
10K
C51
330p
F
R12
10K
C43
0.1uF
Q1
C2412K
B
E
C
R75
33
R70
47K
R34
10K
C16
R26
10K
C41
1000p
F
IC4B
74LV00
A
4
5
6
R65
10K
C47
2200p
F
IC1
4MSRAM HY628400ALLT2-70
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
A18
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
D0
D1
D2
GND
VCC
A15
A17
WR
A13
A8
A9
A11
RD
A10
CS
D7
D6
D5
D4
D3
R18
10K
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
1/7
CPU
CHAPTER 8. CIRCUIT D
IAGRAM
AND
PWB L
A
YOUT
XE-A212V
CIRCUIT DIAGRAM AND PWB LAYOUT
– 18 –
*IC19 2
0Pin:VCC
10Pin:GND
*IC14
GND:10pin
VCC:20pin
FOR POP UP
& KEY I/F
FB1,2,3:JUMPE
R WIRE
DRAWER1
STANDARD
RIGHT-A
NGLE CON
ST
RAIGHT CON
-->PATTE
RN SHART
for 2 Line
LCD I/F
for Rear
LCD I/F
SK42
3
B16B-XH-A
40F
E-BT-VK-N
A0
A1
/LE
0W
/LE
1W
/LE
1W
/WR
/LE
3W
/LE
0R
/LE
1R
/CS3
A3
/LE
2R
BL
ON
/LE
2R
/LE1
R
EE
RS
/LE
3R
KR0
KR1
KR2
KR3
KR4
KR5
KR6
KR7
/LE0
R
D[0..7]
/RESET
P9
0
/S9
/S2
/S4
c
dp
e
b
/S3
KS2
KS0
g
a
KS3
/S6
KS1
d
f
KR4
KR6
KR7
KR3
KR1
KR5
KR0
KR2
P9
1
KR10
KR11
KR8
KR9
KS1
KS0
KS2
KS3
KR8
KR10
KR9
KR11
LCDON
K
R/W
EE
R/W
R/W
RS
RS
VCC
DB[0..7]
DB3
DB4
DB6
DB6
DB6
DB1
DB3
DB4
DB1
DB2
DB1
DB5
DB0
DB2
DB0
DB7
DB0
DB3
DB5
DB7
DB4
DB2
DB7
DB5
P91
/VON
D5
d
c
D2
dp
D7
D4
D7
D3
D5
D4
D2
D0
D0
b
D4
D2
D6
D0
D1
D3
D2
e
D1
D3
D1
D1
D2
D5
D1
D0
D1
D7
D0
a
D3
D3
D3
GND
D0
D5
/LD0W
D7
D5
D7
D0
g
D6
D3
D6
D6
D6
f
D4
D2
D2
D1
D4
/S6
A0
1,2
A1
1,2
/CS3
1
A3
1,2
/WR
1,2
/LDCS
1
BL
ON
1
/POFF
1,5
/RES
1,2,4
/RESET
1
MDR
1
P91
1,4,6
/S9
6
/S2
/S4
4
/S3
4
/S6
/CTS2
6
/DR2
6
/CD2
6
/CI2
6
LCDON
1
P9
1
1,4,6
/S6
PLDATA
1
/PLWR
1
/PLRD
1
/PLCS
1
/VON
5
D[0..7]
1,2
DRAWER1
1
VCC
VCC
VCC
VCC
VLED
VCC
VCC
VLED
VDRW
VCC
VCC
VCC
VCC
VCC
VCC
VCC
R102
22
K
C81
0.1
uF
C72
100pF
+
C76
22uF/10V,OS
+
C68
10uF/50V
C69
0.1
uF
R103
4.7K
IC15
74HC374
1
2
3
4
5
6
7
9
10
8
20
19
18
17
15
16
14
13
12
11
QE
Q0
D0
D1
Q1
Q2
D2
Q3
GND
D3
VCC
Q7
D7
D6
Q5
Q6
D5
D4
Q4
LE
IC20
74HC374
1
2
3
4
5
6
7
9
10
8
20
19
18
17
15
16
14
13
12
11
QE
Q0
D0
D1
Q1
Q2
D2
Q3
GND
D3
VCC
Q7
D7
D6
Q5
Q6
D5
D4
Q4
LE
C83
0.1
uF
Q3
KRC111S
B
E
C
R94
10
K
CN4
R-LCD CN
1
2
3
4
5
6
IC14
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
FB3
(JUMPER)
+
C134
10uF/16V
C66
0.1
uF
C67
0.1
uF
CN6
DR CN(2Pin)5046-03A
1
2
3
IC17
BA00ASFP
2
1
4
5
6
3
R99
12
K
D21
1SS3
55
A
K
Q2
2SD2212
B
E
C
C82
0.1
uF
R96
5.6K
R100
10
K
IC21
74HC245
1
2
3
4
5
6
7
9
10
8
20
19
18
17
15
16
14
13
12
11
DIR
A1
A2
A3
A4
A5
A6
A8
GND
A7
VCC
1G
B1
B2
B4
B3
B5
B6
B7
B8
CN5
DR CN(2Pin)5045-03A
1
2
3
IC16
74HC138
1
2
3
4
5
6
7
8
16
9
10
11
12
13
14
15
A
B
C
G2A
G2B
G1
Y7
GND
VCC
Y6
Y5
Y4
Y3
Y2
Y1
Y0
CN2
KEY I/F RELAY CN
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
33
34
35
36
37
38
39
40
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
33
34
35
36
37
38
39
40
IC19
74HC244
2
4
6
8
11
13
15
17
1
19
18
16
14
12
9
7
5
3
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1G
2G
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
FB2
(JUMPER)
F1
T400mA/25
0V
+
C78
10uF/50V
C79
0.1
uF
D2
1SS3
55
AK
D3
1SS3
55
AK
R93
10K
R98
2.4KF
FB1
(JUMPER)
CN3
F-LCD CN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R104
10
K
+
C74
10uF/50V
C84
100pF
C75
0.1
uF
IC4D
74LV0
0A
12
13
11
+
C77
22uF/16V
R101
1.8K
C73
10
0pF
D4
1SS3
55
A
K
+
C70
10uF/50V
D22
1SR154-4
00
C71
0.1u
F
R95
10
K
C80
100pF
IC18
74HC245
1
2
3
4
5
6
7
9
10
8
20
19
18
17
15
16
14
13
12
11
DIR
A1
A2
A3
A4
A5
A6
A8
GND
A7
VCC
1G
B1
B2
B4
B3
B5
B6
B7
B8
R97
10K
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
3/7
I/O I/F CIRCUIT
XE-A212V
CIRCUIT DIAGRAM AND PWB LAYOUT
– 19 –
MAX 9
A
MOTOR
26FMN-BT
K-A
(J
UMPER)
(J
UMPER)
NOT INST
ALL
NOT INST
ALL
B2B-EH
-A
PE
PE
/STB
2
HUP
S
A
B
A
HUPS
VH
/LA
T
/STB
1
VH
CL
K
VH
HUP
S
LEDK
/B
TH
VH
B
/B
/A
/A
/STB
1
/STB
2
/S3
3
ENA2
1
/LAT
1
/STB
2
1
ENA1
1
/STB
1
1
P9
1
1,3,6
P9
1
1,3,6
INI2
1
TM
1
/RES
1,2,3
VPTE
ST
1
PCLK
1
INI1
1
/S4
3
VH
MOTOR
1
DAT
1
VP
VP
VCC
VCC
VH
VP
VCC
VCC
R106
10K
F
R107
10K
F
R1
05
1K
C9
0
0.1u
F
F2
T400mA/250
V
R1
17
2K
F3
T0.5AL
C8
9
0.1u
F
Q5
2SJ64
5
G
D
S
R168
47
K
FB
4
EFCB32251
3TS
R1
08
10
K
C9
3
0.1u
F
D5
1SS
355
A
K
D2
0
1SS3
55
A
K
R1
67
(0)
R116
4.
7K
C8
7
10u
F/50V
R19
1K
Q6
2SK2
731
G
D
S
CN12
PRINTER CN
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
R1
11
20
K
R1
14
10
K
Q8
KR
C111S
B
E
C
C86
0.1u
F
Q7
2SK2
731
G
D
S
+
C91
10u
F/50V
+
C88
47uF
50
V
C8
5
0.1uF
R112
10
K
D6
1SS3
55
A
K
CN7
MO
TOR CN
1
2
D1
8
1SS3
55
AK
R1
15
30KF
C133
22u
F/16V
FB
5
0(EFCB322513
TS)
R109
(47K
)
Q4
2SD2212
B
E
C
IC22
LB1
838M
1
2
13
6
9
7
14
4
11
3
5
12
10
8
VCC
ENA1
ENA2
IN1
IN2
GND
GND
VS1
VS2
OUT1
OUT2
OUT3
OUT4
VCONT
R1
10
5.6
K
D1
9
1SS3
55
A
K
C92
330pF
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
4/7
PRINTER DRIVER
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