Sharp XE-A303 (serv.man4) Service Manual ▷ View online
XE-A303 (V)
CIRCUIT DIAGRAM AND PWB LAYOUT
– 18 –
CPU
1/7
C
D
B
A
C
D
B
A
876
5
4
321
8
76
5
4
321
Not Install
3-2 BOOT MODE (MUST BE
IPL MODE)
1-2 NORMA
L
from KEY
I/F
3-2 IPL MO
D
E
1-2 NORMA
L
KIA7045 SOT-
8
9
12
3
NEAR TO R
P
NEAR TO C
P
U
NEAR TO CP
U
NEAR TO CP
U
NEAR TO IC
2
NOT INSTAL
L
NOT INSTAL
L
NOT INSTAL
L
NOT INSTAL
L
IC1 P:21
FLASH M30625FGPGP
IC1 P:19
NEAR TO IC
1
2
13
13
B
2SC1815
EC
not install
V4,V6,V8
V7
R58
R59
USE
2
-
1
E
S
U
MODEL
CPU ROM WRI
T
E
1-2
1-2
2-3
FLASH ROM WR
I
T
E
1-2
NORMAL
SP2
SP1
2-3
modified 07/
0
8
modified 06
/
0
1
NOT MOUNT
NOT INSTAL
L
06/07/0
6
INSTALL
NOT MOUN
T
NOT MOUNT
NOT INSTAL
L
06/07/
0
6
POFF#
VHC
O
M
1
PH1
1
PH12
I10
PH02
I00
PH01
RJR
BLON0
BLON1
PCLK
0
I01
PCLK
1
DREQUSB#
VHCO
M
0
PDA
T
0
A2
HUS1
HUS0
PES0
CS0#
CS1#
VPTE
S
T
1
HT
EM
P
1
VPTE
S
T
0
HT
EM
P
0
KR8
KR9
KR10
KR1
1
PES1
A7
BUZZER
A[0..7]
RESUS
B
#
RO
M
B
A
N
K
R
A
M
BANK
RD#
INTUSB
#
I1
1
PDA
T
1
LCDE
LCDRS
LCDR
W
LCDCS#
PES
O
N
STR
B
1
3
#
S
T
R
B
01#
STR
B
0
2
#
S
T
R
B
03#
LA
T
1
#
STR
B
1
1
#
S
T
R
B
12#
A3
LA
T
0
#
ALE
#
A4
TXD
RXD
SRXD
STX
D
HOLD#
CS3#
CS2#
WR#
D[0..7]
A6
A5
A1
A0
A10
A16
A9
A17
MODR
A13
A12
A14
A15
A18
A1
1
A[8..19]
A8
A19
KS
0
KS
1
KS
2
KS
3
D2
D7
D6
D5
D4
D3
D1
D0
FRDY
MOD
E
L
1
LCDON
KR3
VPO
N
KR2
KR0
KR1
DR
KR6
KR7
KR4
KR5
CNVS
S
CPURE
S
E
T
#
VHCO
M
1
5
KS
0
2
HT
EM
P
0
5
HUS0
5
KS
1
2
KS
2
2
PCLK
1
5
HT
EM
P
1
5
KS
3
2
VPT
E
S
T
0
5
D[0..7]
2
KR[0..7]
2
VPT
E
S
T
1
5
BLON1
2
A[0..7]
2
BLON0
2
A[8..19]
2
LA
T
0
#
6
STR
B
1
3
#
6
HUS1
5
STR
B
0
1
#
6
STR
B
0
2
#
6
PES0
5
STR
B
0
3
#
6
PES1
5
STR
B
1
2
#
6
PDA
T
0
5
KBR
8
2
STR
B
1
1
#
6
VHC
O
M
0
5
U
S
BRESET#
3
LA
T
1
#
6
KBR
9
2
PDA
T
1
5
CS0#
2
CS1#
3
CS2#
2
KBR1
0
2
CS3#
2
RJR
2
ROMB
A
N
K
2
RAM
B
A
N
K
2
WR#
2
KBR1
1
2
MODR
2
PCLK
0
5
INTUSB
#
3
POFF#
3
I01
5
I10
5
I00
5
PH02
5
PH01
5
I1
1
5
PH1
1
5
PH12
5
CPURE
S
E
T
#
2
ALE
#
LCDE
2
LCDRS
2
LCDR
W
2
LCDCS#
2
PE
S
O
N
5
RESET#
3
CNVSS
2
DREQUSB#
3
RD#
2
VP
O
N
2
VCC
7
VDD
7
FRDY
LCDON
3
DR
3
F
R
O
M
RESET
2
VDD
VDD
VCC
VCC
AV
C
C
VCC
VCC
VCC
VCC
VDD
VCC
VCC
VDD
AV
C
C
VDD
VCC
VCC
VCC
VCC
VDD
VDD
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VDD
VCC
VCC
VCC
VCC
VCC
RP11
3
3
3
2
1
4
5
6
7
8
C1
15
0.1uF
C1
0.1uF
R61
0
R86
10
K
R77
1K
RP1
10
K
3
2
1
4
5
6
7
8
R82
330
R34
100
K
C4
33pF
C21
91pF
C18
0.1uF
R1
1
10
K
CN1
T
E
ST
PI
N
1
2
3
4
5
C5
33pF
C1
19
0.1uF
C17
33pF
C9
1uF
R55
0
R58
10
K
C1
13
0.1uF
X2
C
S
TL
S1
6
M
M
U
R
A
TA
2
3
1
R30
10
K
RP6
10
K
3
2
1
4
5
6
7
8
TP1
C6
33pF
RP3
10
K
3
2
1
4
5
6
7
8
C1
16
0.1uF
IC2
KIA7045A
F
1
2
3
R85
10
K
R66
47
K
R28
10K
R54
0
B
+
BZ1
PIEZO BZ PKM22E
P
P
H
4
0
0
2
R12
10
K
R1
10
K
R93
3.3K
RP7
10
K
3
2
1
4
5
6
7
8
R29
10
K
MASK M30623MEP-A93GP
IC1
32
17
49
24
38
8
1
18
63
41
15
29
23
21
14
45
57
22
26
40
6
33
12
58
27
42
13
7
16
30
28
53
35
9
36
55
3
61
44
62
20
59
48
52
56
11
54
50
25
10
2
31
46
64
4
34
19
37
43
47
60
51
5
65
66
67
68
69
70
71
72
66
67
68
69
70
71
72
79
78
77
76
75
74
73
84
83
82
81
80
85
86
87
86
87
95
94
93
92
91
90
89
88
102
101
100
99
98
97
96
103
111
11
0
109
108
107
106
105
104
11
2
11
3
11
4
11
5
11
6
11
7
11
8
11
9
120
121
122
123
124
125
126
127
128
39
P7_3/
CT
S2#/
RT
S2#/
TA
1IN
//V
RESET#
P13_4
P8_3/
IN
T1#
P6_6/
RX
D1
P9_2/
TB
2IN
/S
OU
T3
VREF
XOUT
P12_6
P6_4/CTS1#/R
TS1#
P8_7/
XC
IN
P7_6/
TA
3O
UT
P8_4/
IN
T2#/
ZP
VCC1
CNVSS
P6_0/CTS0#/R
TS0#
P13_0
P8_5/
NM
I#
P8_1/
TA
4IN
//U
P6_5/CLK1
P9_
4/DA1
/TB4IN
P7_2/
CLK
2/T
A1O
UT
/V
P14_0
P5_3/BCLK
P8_0/
TA
4O
UT
/U
P6_3/TXD0/SDA0
BYTE
P9_
3/DA0
/TB3IN
P8_
6/XCOUT
P7_5/
TA
2IN
//W
P7_7/
TA
3IN
P5_4/HLDA#
P7_
0/T
XD2/SDA2
/TA0
OU
T
P9_1/
TB
1IN
/S
IN
3
P6_7/
TX
D1/
SD
A1
P13_2
P9_
7/ADT
RG#/SI
N4
P5_0/WRL#/WR#
P6_1/CLK0
P12_7
XIN
P5_2/RD#
P13_5
P5_5/HOLD#
P13_1
P14_1
P13_3
P5_7/RDY#/CLKOUT
P8_2/
IN
T0#
P9_
0/TB0
IN/CLK
3
AVC
C
P7_4/
TA
2O
UT
/W
P13_7
P12_5
P9_
6/ANEX1
/SOU
T4
P7_
1/RXD2
/SCL
2/TA0
IN/TB5IN
VSS
VCC1
P6_2/RXD0/SCL0
P13_6
P5_1/WRH#/BHE#
P5_6//ALE
P9_5/
AN
EX
0/C
LK4
P4_7/
CS
3#
P4_6/
CS
2#
P4_5/
CS
1#
P4_4/
CS
0#
P4_3/
A19
P4_2/
A18
P4_1/
A17
P4_0/
A16
A3_1/
A9
A3_2/
A10
A3_3/
A11
A3_4/
A12
A3_5/
A13
A3_6/
A14
A3_7/
A15
P12_0
P12_1
P12_2
P12_3
P12_4
VCC2
P3_
0/A8
(/-/D7
)
VSS
P2_0/
AN
2_0/A
0(/D
0/-)
P2_1/
AN
2_1/A
1(D
1/D
0)
P2_2/
AN
2_2/A
2(D
2/D
1)
P2_3/
AN
2_3/A
3(D
3/D
2)
P2_4/
AN
2_4/A
4(D
4/D
3)
P2_5/
AN
2_5/A
5(D
5/D
4)
P2_6/
AN
2_6/A
6(D
6/D
5)
P2_7/
AN
2_7/A
7(D
7/D
6)
P1_1/
D9
P1_2/
D10
P1_3/
D11
P1_4/
D12
P1_5/
D13/
IN
T3#
P1_6/
D14/
IN
T4#
P1_7/
D15/
IN
T5#
P1_0/D8
P0_0/AN0_0/D0
P0_1/AN0_1/D1
P0_2/AN0_2/D2
P0_3/AN0_3/D3
P0_4/AN0_4/D4
P0_5/AN0_5/D5
P0_6/AN0_6/D6
P0_7/AN0_7/D7
P1
1_7
P1
1_6
P1
1_5
P1
1_4
P1
1_3
P1
1_2
P1
1_1
P1
1_0
P10_7/AN7/K13#
P10_6/AN6/K12#
P10_5/AN5/K1
1#
P10_4/AN4/K10#
P10_3/AN3
P10_2/AN2
P10_1/AN1
AV
S
S
P10_0/AN0
VSS
R26
10
K
D1
1SS3
5
5
1
2
R27
10K
+
C19
10uF/10V
,OS
1
2
R60
0
C3
33pF
C14
1000pF
X3
C
S
T
L
S
16M
2
3
1
R84
10
K
R25
10K
R57
0
C1
12
0.1uF
R51
0
C13
27pF
R68
10
K
C16
33pF
C
111
0.1uF
RP8
10
K
3
2
1
4
5
6
7
8
+
C2
10uF/10V
,OS
1
2
+
C10
10uF/50V
1
2
C8
33pF
C20
330pF
R7
10K
R6
10
K
R81
1K
X1
32.768KH
z
1
2
R8
10
K
R70
470
RP2
10
K
3
2
1
4
5
6
7
8
R52
0
R9
10
K
IC3
FS781
1
3
4
5
6
8
2
7
XIN
S1
LF
VSS
FSOUT
VDD
XOUT
S
0
RP12
3
3
3
2
1
4
5
6
7
8
SP1
SHOR
T
PIN &
S
O
C
K
E
T
1
3
2
RP5
10
K
3
2
1
4
5
6
7
8
C1
17
0.1UF
R83
10
K
RP10
10
K
3
2
1
4
5
6
7
8
R59
10
K
Q1
2SC1815
3
1
2
R67
47
K
C7
33pF
C12
18pF
R87
10
K
R10
10
K
S
P
2
SHOR
T
PIN &
S
O
C
K
E
T
1
3
2
RP4
10
K
3
2
1
4
5
6
7
8
R94
33
R69
47
K
R75
330
RP9
10K
3
2
1
4
5
6
7
8
D2
1SS3
5
5
1
2
R31
10
K
R33
10
K
R56
0
C15
33pF
CHAPTER
6. C
IRCU
IT
DIA
G
R
A
M A
ND PWB
LA
Y
O
UT
1. CIRCUIT DIA
G
RAM
XE-A303 (V)
CIRCUIT DIAGRAM AND PWB LAYOUT
– 19 –
MEMOR
Y & KEY IF
2/7
C
D
B
A
C
D
B
A
876
5
4
321
8
76
5
4
321
<<KEY I/F>>
<<MEMORY>>
FOR POP UP & KEY I/F
NOT INSTAL
L
NOT INSTAL
L
06/07/0
6
D[0..7]
A16
A12
A14
A5
A2
D0
A0
D2
D1
D3
D4
D5
D7
D6
A1
1
A10
A9
A8
A13
A15
A7
A19
CS0#
CS2#
RA
M
A
1
8
A[0..19]
ROMC
S
#
CS0#
A19
RA
M
A
1
8
D2
D3
a
d
b
D1
c
D0
D4
D7
D5
D6
RESET#
KR4
KR5
KR6
KR7
KR3
KR0
KR2
KR1
KR[0..7]
A0
CS3#
WR#
KBR1
1
KBR
9
c
RESET#
KBR
8
KS2
a
g
KBR1
0
KS3
e
KS1
b
d
f
dp
KS0
VON
#
CNVS
S
RO
M
A
1
8
A18
f
g
e
dp
CS2#
A1
KBR1
KBR
1
KBR2
KBR0
KBR
2
KBR
3
KBR5
KBR4
KBR3
KBR
4
KBR6
KBR7
KBR
6
KBR
5
KBR
0
KBR
7
KBR[0..7]
KBR[0..7]
A3
A4
A9
A0
A19
A14
A17
A16
D2
A15
A6
A1
1
A10
A17
D1
A2
A8
A7
A12
D0
D5
D7
D6
A13
A18
D3
A1
D4
A5
WR#
A3
A4
A6
RD#
A7
A6
A5
A4
RO
M
A
1
8
A16
A14
A12
A13
WR#
A1
1
A9
A8
RD#
A10
D7
D6
D5
D4
D3
D2
D1
D0
A0
A1
A2
A3
A17
A15
FRDY
RAM
C
S
#
D[0..7]
A[0..19]
CS0#
R
A
M
BANK
CS0#
VON#
7
MODR
1
RESET#
1
RJR
1
POFF#
1,5
KR[0..7]
1
KS3
1
KS2
1
KS1
1
KS0
1
CS3#
WR#
KBR1
1
1
KBR1
0
1
KBR
9
1
KBR
8
1
CNVSS
R
O
M
BANK
CS2#
WR#
RD#
VLE
D
7
VCC
7
VDD
7
FRDY
F
R
O
M
RESET
1
VDD
VDD
VDD
VDD
VDD
VCC
VDD
VDD
VCC
VCC
VLE
D
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VDD
VDD
VDD
VCC
VDD
VCC
VDD
VDD
C30
0.1uF
IC14A
SN74LV
0
8
A
1
2
3
14
7
IC25C
SN74LV
3
2
A
9
10
8
14
7
IC25B
SN74LV
3
2
A
4
5
6
14
7
C1
1
100pF
R24
10
K
C36
100pF
C25
0.1uF
R1
1
0
0
R101
0
IC14D
SN74LV
0
8
A
12
13
11
14
7
R22
10
K
FB1
EFCB32
2513T
S
+
C22
10uF/50V
1
2
R14
10
K
R105
0
IC25A
SN74LV
3
2
A
1
2
3
14
7
R103
0
IC14B
SN74LV
0
8
A
4
5
6
14
7
C26
0.1uF
CN2
1.25-2-3
4
P
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
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
C24
0.1uF
IC6
74HCT2
7
3
1
2
3
4
5
6
7
9
10
8
20
19
18
17
15
16
14
13
12
11
MR#
Q0
D0
D1
Q1
Q2
D2
Q3
GND
D3
VCC
Q7
D7
D6
Q5
Q6
D5
D4
Q4
CP
+
C23
10uF/50V
1
2
D3
1SS
3
5
5
1
2
R106
0
C28
0.1uF
D4
1SS3
5
5
1
2
IC21B
SN74LV
3
2
A
4
5
6
14
7
C29
0.1uF
R96
0
IC21A
SN74LV
3
2
A
1
2
3
14
7
IC19C
74L
V
0
4
A
5
6
14
7
R97
0
IC19E
74L
V
0
4
A
11
10
14
7
IC19A
74LV
0
4
A
1
2
14
7
IC5
SP
ANSION MBM29F400T
C
/400B
C
-7
0 M
1
9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
32
31
30
29
21
22
23
24
25
26
27
28
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
A15
A14
A13
A12
A1
1
A10
A9
A8
NC
NC
/WE
/RESET
NC
NC
R
Y
/BY
NC
A17
A7
A6
A5
DQ9
DQ1
DQ8
DQ0
A4
A3
A2
A1
A0
/CE
VSS
/OE
DQ2
DQ10
DQ3
DQ1
1
VCC
DQ4
DQ12
DQ5
DQ13
DQ6
DQ14
DQ7
DQ15/A-1
VSS
/BYTE
A16
R32
10
K
IC14C
SN74LV
0
8
A
9
10
8
14
7
R108
0
C1
18
33PF
R16
10
K
IC19B
74LV
0
4
A
3
4
14
7
R65
0
IC19F
74LV
0
4
A
13
12
14
7
IC4
SRAM 4M CY62148ELL-
4
5
Z
S
X
IT
T
S
O
P
II
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
A17
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
I/O2
GND
VCC
A15
A18
/WE
A13
A8
A9
A1
1
/OE
A10
/CE
I/O7
I/O6
I/O5
I/O4
I/O3
R13
10
K
R109
0
R64
0
R15
10K
R23
10K
R102
0
R107
0
IC25D
SN74LV
3
2
A
12
13
11
14
7
C27
0.1uF
IC19D
74LV
0
4
A
9
8
14
7
R104
0
XE-A303 (V)
CIRCUIT DIAGRAM AND PWB LAYOUT
– 20 –
LCD & USB
3/7
C
D
B
A
C
D
B
A
876
5
4
321
8
76
5
4
321
TO DRAWER SOLEN
I
O
D
LCD I/F
<<USB I/F>>
<<DRAWER I/F>>
<<LCD I/F>>
USB B Type
5V --> 3.3V
24MHz
1
E
C
2
B
3
2SD2212
XE-A404/50
5
NOT INSTA
L
L
ESD REF
modified 06
,
0
1
D[0..7]
DR
DB[0..7]
RW
K
E
DB0
DB4
DB2
DB1
DB3
DB6
DB5
DB7
7
B
D
0
B
D
7
D
0
D
D1
DB5
DB6
DB1
DB2
D2
D6
D5
4
B
D
3
B
D
4
D
3
D
DB1
DB0
D0
D1
DB2
D3
DB3
DB[0..7]
DB4
D4
D2
DB5
D6
D5
DB7
DB6
D7
CS3#
WR#
RD#
CS3#
A[0..19]
D2
DREQUSB#
D[0..7]
D2
A0
WR#
D0
D7
INTUSB
#
RD#
D1
D6
D4
D0
CS1#
D5
D3
D6
D3
D4
RS
T
#
D7
D5
D1
A6
A0
A3
A6
A2
A4
A4
A5
A0
A5
A1
A2
A3
A[0..6]
A1
LCD5V
RS
D[0..7]
DR
1
LCDON
BLON1
BLON0
LCDR
W
1
LCDE
1
LCDRS
1
LCDCS#
1
CS3#
WR#
RD#
CS3#
A[0..19]
INTUSB
#
1
DREQUSB#
1
WR#
RD#
U
S
B
RESET#
CS1#
A[0..6]
VLED
7
VCC
7
24
V
VCC
VLE
D
VLE
D
VCC
VCC
VCC
VCC
VCC3
VCC
VCC3
VCC
VCC
VCC
R19
10K
C66
0.47uF
IC12
BA033
F
8
6
4
R131
1.5K
+
C37
22uF/16V
1
2
CN5
22-04-10
3
1
1
2
3
C53
22pF
+
C33
10uF/50V
1
2
TP4
L2
DLP31SN121
S
L
2
1
4
2
3
R20
10K
CN4
UBR20-4W2C00
1
2
3
4
5
6
7
8
C45
100pF
IC8
74HCT37
4
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
R133
1M
C50
0.1uF
IC1
1
M
6
6
291G
P
1
2
3
4
5
7
6
8
9
10
11
12
13
14
15
17
18
19
20
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
21
22
23
24
25
26
27
28
16
CoreVcc
GND
D-
D+
Vbus
TEST
T
rON
Dack1#
Dreq1#
TC1#
INT1#/SOF#
IOVcc
Xout
Xin
GND
A1
A2
A3
A4
Dack0#
Dreq0#
RST#
CS#
LW
R
#
RD#
INT0#
HWR#/BYTE#
D15/A0
D14/P6
D13/P5
D12/P4
GND
IOVcc
D1
1/P3
D10/P2
D9/P1
D8/P0
D7
D6
A5
A6
D0
D1
D2
D3
D4
D5
CoreVcc
IC7
BA00CC0WFP
2
1
4
5
6
3
L4
BLM21PG
221S
N
1D
+
C34
22uF/10V
,OS
1
2
R127
0
F1
T500mA/
2
5
0
V
S
E
M
K
O
ZD6
UDZS 6.2B
1
2
X4
CSTCW
2
4
M
0
X
1
1
-R
0
2
3
1
C39
0.33uF
C48
0.1uF
IC21C
SN74LV
3
2
A
9
10
8
14
7
R134
470
R126
0
C40
100pF
C49
0.1uF
IC21D
SN74LV
3
2
A
12
13
11
14
7
R123
2.4KF
R1
19
2.4KF
R121
5.6KF
+
C41
10uF/50V
1
2
FB3
EFCB32
2513T
S
R130
27
ZD7
UDZS 6.2B
1
2
C42
100pF
R125
0
C47
0.1uF
R18
10K
C31
0.1uF
C46
100pF
C51
0.1uF NOT
M
O
U
N
T
C56
0.33uF
IC10
74L
V
5
4
1
A
1
2
3
4
5
6
7
9
10
8
20
19
18
17
15
16
14
13
12
11
OE1#
A1
A2
A3
A4
A5
A6
A8
GND
A7
VCC
OE2#
Y1
Y2
Y4
Y3
Y5
Y6
Y7
Y8
R17
10K
D8
1SS3
5
5
1
2
L1
BLM21PG
221S
N
1D
R129
27
CN3
TJC3-1
6
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
+
C43
10uF/50V
1
2
IC9
BA00CC0WFP
2
1
4
5
6
3
C35
0.33uF
R1
17
5.6KF
R21
10k
+
C58
22uF/10V OS-CON
D5
1SR154-40
0
1
2
Q2
2SD221
2
C
B
E
FB2
E
F
C
B
3
2
2513T
S
R128
47
K
+
C55
10uF/50V
1
2
C52
22pF
C32
0.1uF
C44
100pF
R124
0
+
C38
22uF/10V
,OS
1
2
C54
1uF
XE-A303 (V)
CIRCUIT DIAGRAM AND PWB LAYOUT
– 21 –
PRINTER DRIVING
4/7
C
D
B
A
C
D
B
A
876
5
4
321
8
76
5
4
321
2SJ511
1
3
2
G
DS
E
2
3
C
DTC114EK
A
B
1
1
DS
3
G
NTD2955
T
2
D
2SK2731
1
2
3
S
G
NOT INSTAL
L
NOT INSTAL
L
4
D
G
D
S
modified 06,
1
3
VPTE
S
T
0
VPT
E
S
T
1
TCOFF
0
TCOFF
1
PE
S
O
N
1
VHCO
M
0
1
ST
R
B
0
1
#
1
ST
R
B
0
2
#
1
ST
R
B
0
3
#
1
VPTE
S
T
0
1
VPTE
S
T
1
1
VHC
O
M
1
1
STR
B
1
1
#
1
STR
B
1
3
#
1
STR
B
1
2
#
1
HT
M
0
HTEM
P
0
1
HT
M
1
HT
EM
P
1
1
VCC
7
PSVC
C
6
VCC
PSVC
C
VCC
24
V
VCC
VHR
24
V
VCC
VCC
VCC
24
V
VCC
VCC
24
V
VCC
VHJ
VCC
R154
10K F
R144
1K
R153
56KF
FB6
EFCB322
513T
S
R146
5.6K
D13
1SS3
5
5
1
2
R139
51
K
C61
0.1UF
C62
470uF/50V
1
2
D1
1
1SS3
5
5
1
2
R157
5.1KF
D14
1SS3
5
5
1
2
R142
10K
D15
1SS3
5
5
1
2
D10
1SS35
5
1
2
R158
100K F
Q7
2SK27
3
1
2
3
1
+
-
IC13A
BA103
9
3
3
2
1
8
4
FB8
EFCB32
2513T
S
F3
T1.6A/
2
5
0
V
Q5
NTD2
9
5
5
T
1
3
4
D16
1SS3
5
5
1
2
D18
1SS3
5
5
1
2
C60
0.1UF
FB7
EFCB32
2513T
S
Q3
2SJ51
1
1
3
2
F2
T1.6A/25
0
V
Q4
DTC1
1
4
E
K
A
B
C
E
C65
10uF/50V
1
2
R155
10K F
D17
1SS3
5
5
1
2
D20
1SS3
5
5
1
2
Q6
N
T
D
2955T
1
3
4
R152
56KF
C63
470uF/50V
1
2
C69
0.1uF
R147
5.6K
R140
10K
C64
10uF/50V
1
2
R151
47K
R159
100K F
D19
1SS3
5
5
1
2
R149
15
K
R156
5.1KF
R143
10
K
R138
51K
R148
47
K
+
-
IC13B
BA103
9
3
5
6
7
8
4
C59
22uF/16V
1
2
C1
14
0.1uF
FB9
EFCB322
513T
S
R137
330
R145
1K
C67
0.1uF
D12
1SS3
5
5
1
2
R141
10
K
D9
1SS3
5
5
1
2
C57
22uF/16V
1
2
C68
0.1uF
R136
4.7K
Q8
2SK27
3
1
2
3
1
R150
15
K
Click on the first or last page to see other XE-A303 (serv.man4) service manuals if exist.