Sharp XE-A212 Service Manual ▷ View online
XE-A212V
CIRCUIT DIAGRAM AND PWB LAYOUT
– 20 –
6,8pin:
N.C
VCC +
5
V
IPEAK>2
.2A
VLED +5
.8V
with F
USE
VP +7.
5V
Q9:HEAT SINK
IC24:HEAT S
INK
|LIN
K
|CPU.S
CH
|FROM.S
CH
|IO.S
CH
|MT53DRV.
SCH
|RS232.
SCH
P-OFF
for SEEG,SCA
,SUK
SEC,SE
CL
+20% INPUT & NO LOAD:
VOUT<=40V
VOUT=1.23X(1+
R2/R1)
for Ni-MH Ba
ttery
HEAT S
INK
IPEAK>2.
2A
VDRW:23.
8V
L:OF
F
<- CLOSE
TO
REGURAT
OR
H,OPEN:
ON
NOT US
E
(J
UMPER)
NOTE(3) : R133
CN9 CN13
Ni-MH Battery NU
X O
Dry Battery 100
O X
FOR Dry Bat
tery
2B-XH-A-E(B
LUE)
2B-XH-A-E(
BLUE)
B2P-V
H
|PRINTIF.
SCH
+20% INPUT & NO LOAD:
VOUT<=40V
for JAP
AN
VDRW
/VOFF
/VPOFF
/POFF
1,3
/POFF
1,3
VPO
N
1,4
VBAT
1
/VO
N
3
VLED
VCC
VDRW
VO
VLE
D
VDRW
VCC
VDD
VP
VO
C108
0.02uF(
M)
R1
21
22
K
Q9
KTD
998
1
3
2
Q10
KR
C106S
B
E
C
+
C101
47uF
/16
V
+
-
IC25B
BA
10393F
5
6
7
8
4
D1
0
1SS3
55
A
K
F4
UL,CSA T3.15AL/125V
, (S) T3.15A/250V
(WITH HOLD
ER)
R144
10
K
IC23
LM2
574HVN
1
57
3
4
2
D9
1SS3
55
A
K
L1
63uH Cho
ck
CN13
Ni-MH BAT
CN
1
2
+
C1
00
33
0uF
/16
V
C109
0.1u
F
D14
RB060L4
0
A
K
ZD2
PTZ6.2A
A
K
R124
0
R1
37
9.1KF
TP
2
VBAT2
1
R133
(100)
CN9
Mn B
AT CN
1
2
D7
FMB
-G24H
A
K
R1
41
10
K
PS CN
1
2
R1
43
56
0
+
-
IC25A
BA1
0393F
3
2
1
8
4
R119
18.0K
F
Q12
KR
C106S
B
E
C
ZD4
UDZ5.1B
A
K
D1
3
RB551-30
A
K
R1
34
1K
F
R1
27
3K
F
Q11
KRA106
S
B
E
C
R1
36
3.9
K
CN8
PS CN
1
2
TP
1
V
O
1
R132
(220
)
R122
(5.
6K)
L2
180uH Ch
ock
PO
WER TRANS3
100V 50
Hz/60Hz
F5
T2.0A/250V
R142
6.2K
F
D12
1SR159-200
AK
R118
10(FUSE R)
R120
3.3K
F
R1
39
56K
ZD3
UDZ5.1B
A
K
R1
29
0
+
C1
02
220
uF/50V
R125
2.2
K
D8
1SS
355
AK
+
C9
7
100
uF/50V
R130
0
IC24
PQ1
CG2032FZ
1
4
2
5
3
+
C95
47
00uF/50V
POWER TRA
NS1,2
V4/V7=220V-230V; V6=230-240
V
U/
A=120V
F6
T1
.0A/250V
J1
12
ZD5
UDZ4.3B
A
K
R145
51
+
C1
04
(1uF
/50V)
+
C9
6
470
0uF/16V
C9
4
MYLO
R
0.033
uF
+
C1
07
100
0uF/35V
R140
10K
F
+
C9
9
1000uF
/16
V
R1
31
15
0
R1
35
(3.3M)
R138
2.
7K
SW
1
SW DPS
T
D1
1
1SR159-20
0
AK
L3
220uH
C103
0.1u
F
PS CN
1
2
R146
33
D1
5
RB060L4
0
A
K
IC26
PQ1
CG2032FZ
1
4
2
5
3
C9
8
0.1u
F
R1
26
18
0
R128
22
K
R123
24
K
C1
05
1000pF
ZD1
PT
Z9.1B
A
K
+
C1
06
220
uF/50V
-+
BD1
CP301
4
1
2
3
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
5/7
PO
WER SUPPL
Y
XE-A212V
CIRCUIT DIAGRAM AND PWB LAYOUT
– 21 –
TO PRI
NTER
TO MAI
N PWB
GND
DI
/STR1
N.C
GND
LE
D(K)
TH
/LA
T
VH
VH
CL
K
VH
N.C
GND
B
VDD
HUPS
/STR2
/A
VH
N.C
/B
PE
GND
A
VDD
VH
VDD
CN1
JST
26FMN-BTK-A
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
CN31
JST 27FMN-B
YK-A
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
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
6/7
M-T53
II
Printer I/F
XE-A212V
CIRCUIT DIAGRAM AND PWB LAYOUT
– 22 –
EFCB322513T
S X 8
JUMPER WIRE
(CI)
1000pF*
5
100ohm
*5
EFCB322513T
S X 8
1000pF*
5
100ohm
*5
CD1
RD1
SD1
ER1
CI1
DR1
RS
1
CS
1
CI2
SD2
DR2
CD2
CS
2
CI/+5V
ER2
RD2
RS
2
P9
1
1,3,4
RXD
1
1
/CD1
1
/DR1
1
/C
TS1
1
/C
TS2
3
RXD
2
1
/DR2
3
/CI2
3
/CD2
3
/RS2
1
1
/ER2
1
1
TX
D2
1
/RS1
1
/ER1
1
TX
D1
1
/S9
3
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
C1
25
0.1u
F
C1
22
0.1uF
+
C1
24
10u
F/50V
C1
11
0.1uF
C1
26
0.1uF
C1
27
C128
C129
C1
30
R161
10
K
C1
31
R1
62
R148
10K
R1
63
R1
64
R1
47
10
K
R1
65
R1
66
FB14
R1
59
10
K
C1
14
0.1u
F
FB15
FB16
CN1
0
RS232C CN(D-SUB
9Pin)
1
2
3
4
5
6
7
8
9
FB17
FB18
FB19
FB20
FB21
FB6
CN1
1
RS232C CN(D-SUB
9Pin)
1
2
3
4
5
6
7
8
9
R1
49
10
K
Q13
KR
C111S
B
E
C
C117
10
00pF
C1
12
0.1u
F
C1
10
0.1u
F
IC27
HIN211
12
14
15
16
7
6
20
21
8
5
26
22
19
24
13
17
2
3
1
28
9
4
27
23
18
25
11
10
C1+
C1-
C2+
C2-
T1IN
T2IN
T3IN
T4IN
R1OUT
R2OUT
R3OUT
R4OUT
R5OUT
/EN
V+
V-
T1OUT
T2OUT
T3OUT
T4OUT
R1IN
R2IN
R3IN
R4IN
R5IN
/SHDN
VCC
10
R1
55
10
K
R1
56
10
K
R1
57
10
K
FB9
R1
58
10
K
F7
T500mA/250
V
R1
51
C1
19
10
00pF
R160
10K
FB10
FB7
FB11
FB8
C1
15
0.1uF
R1
50
FB12
+
C1
13
10u
F/50V
SP
1
13
2
R1
52
R1
53
C120
1000pF
FB13
D1
7
1SS3
55
A
K
C1
18
10
00pF
C116
10
00pF
IC28
HIN211
12
14
15
16
7
6
20
21
8
5
26
22
19
24
13
17
2
3
1
28
9
4
27
23
18
25
11
10
C1+
C1-
C2+
C2-
T1IN
T2IN
T3IN
T4IN
R1OUT
R2OUT
R3OUT
R4OUT
R5OUT
/EN
V+
V-
T1OUT
T2OUT
T3OUT
T4OUT
R1IN
R2IN
R3IN
R4IN
R5IN
/SHDN
VCC
10
C1
21
0.1u
F
C1
23
0.1u
F
R1
54
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
7/7
RS232 DRIVER
XE-A212V
CIRCUIT DIAGRAM AND PWB LAYOUT
– 23 –
PW
B LAYOUT
M
A
IN P
W
B
LAYO
UT
A s
id
e
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