Sharp ER-A450 (serv.man2) Service Manual ▷ View online
CHAPTER 7. SERVICE PRECAUTION
1. Error code table
When the following error codes are displayed, press the
key and take a proper action according to the table below.
Error
code
code
Error status
Action
E01
Registration error
Make a correct key entry.
E02
Misoperation error
Make a correct key entry.
E03
Undefined code is entered.
Enter a correct code, or declare it by the programming.
E04
Paper empty
Replace a journal paper roll with a new one.
E05
Secret code error
Enter a correct secret code.
E07
Memory is full.
Expand the file within a capacity of memory.
E11
Compulsory depression of the
key for direct finalization
Press the
key and continue the operation.
E12
Compulsory tendering
Make a tendering operation.
E22
Overlapped cashier error
E23
Cashier resetting over error
E31
Compulsory non-add code entry
Enter a non-add code.
E32
No entry of your cashier code
Make a cashier code entry.
E33
The current cashier code should not be changed.
Change a cashier after finalizing the transaction.
E34
Overflow limitation error
Make a registration within a limit of entry.
E35
The open price entry is inhibited.
Make a preset price entry.
E36
The preset price entry is inhibited.
Make an open price entry.
E37
The direct finalization is inhibited.
Make a tendering operation.
E39
Power-off during validation printing
Print a validation again.
E58
Undefined clerk code is entered
Enter a correct clerk code.
E67
Registration buffer is full.
E76
The drawer is still opened.
Close the drawer.
E86
Communication error
SRV #996/#998
E87
Data format error
SRV #996/#998
E88
Time-out error
SRV #996/#998
2. Conditions for soldering circuit parts
To solder the following parts manually, follow the conditions described below.
PARTS NAME
PARTS CODE
LOCATION
CONDITIONS FOR SOLDERING
Front LED
(HDSP5621)
Front LED PWB: FND1-5
315°C/2 sec.
Pop-up LED
(HDSP-F501#S02)
Pop-up LED PWB: FND1-10
315°C/2 sec.
3. Caution to be taken when removing the TOP CABINET
After removing the ER-A440’s TOP CABINET from the BOTTOM CABINET, put the TOP CABINET on the positions given below to prevent the
cable that connects the MAIN PWB and POWER SUPPLY PWB from disconnecting.
cable that connects the MAIN PWB and POWER SUPPLY PWB from disconnecting.
1) Put the TOP CABINET on the left of the BOTTOM CABINET.
Put a sheet on the BOTTOM CABINET and put the TOP CABI-
NET upright on the sheet, as shown below.
NET upright on the sheet, as shown below.
2) Put the TOP CABINET behind the drawer
Put a base (proper height) behind the drawer and put the TOP
CABINET upright on the base, as shown below.
CABINET upright on the base, as shown below.
Sheet
Power transformer
Bottom cabinet
Drawer
Power supply PWB
Main PWB
Cable
[ Front view ]
Top cabinet
Drawer
Power transformer
Main PWB
Cable
[ Right side view ]
Power supply PWB
Base
Bottom cabinet
Top
cabinet
cabinet
7 – 1
8
7
6
5
4
3
2
1
A
B
C
D
1
2
3
4
5
6
7
8
D
C
B
A
VCH
+5V
VDD
C205
1000uF
D4
1SR154-400
D3
1SR154-400
ZD1
PTZ6.2A
PTZ6.2A
R8
180
L2
220uH
D2
SFPL-52
SFPL-52
R5
10
R6
3.6KF
3.6KF
POWER SUPPLY(MAIN PWB)
Q2
C4153
HEAT SINK
5
6
1
2
3
4
IC2
KA34063A
1
2
2
CN1
PS CN
F1
FUSE
FROM PS PWB
+24V
GND
C2
220P
220P
R7
1KF
1KF
100U/50V
C1
0.1uF
50V
0.1uF
50V
VBT
16V
C206
330uF/16V
C207
330uF/16V
C120
0.1uF/50V
2
1
1
CN2
BTCN
BT1
BATTERY
R216
150
+5V
R9
2.7K
2.7K
+24V
<P-OFF CIRCUIT>
D7
1SS353
R12
8.2KG
R13
15KG
R11
2.7K
2.7K
R10
56K
+24V
+24V
+5V
+5V
+24V
TP
VR1
200K
<DOT PULSE ADJ>
D5
1SS353
1
2
D6
E102
E102
5
6
7
8
4
IC3B
KIA393F
R18
130KF
R17
2K
R16
62K
R15
3.3K
3.3K
TRG
3-8D
Q3
KRC106S
PE
3-4D
C4
10000P
ZD3
UDZ4.3B
UDZ4.3B
3
2
1
8
4
IC3A
KIA393F
C208
1u/50V
R14
9.1KG
9.1KG
ZD2
UDZ5.1B
/P0FF
3-8C
C3
1000P
1/10
CHAPTER 8. CIRCUIT DIAGRAM & PWB LAYOUT
1. MAIN PWB CIRCUIT DIAGRAM
8 –
1
8
7
6
5
4
3
2
1
A
B
C
D
1
2
3
4
5
6
7
8
D
C
B
A
/WR
/RD
/AS
+5V
+5V
+5V
R72
10K
10K
C41
330P
C42
330P
R74
10K
10K
R76
10K
10K
3-8C
3-7D
3-7D
+5V
+5V
C43
330P
330P
R73
33
R75
33
R77
33
R78
10K
10K
C53
0.1u
0.1u
C209
100u10V
OS
C232
OS 33u10V
R205
47
C210
47u16V
47u16V
CPU(HD6415108)
NMI
+5V
/RESET
/RES
1
NMI
2
VSS
3
D0
4
D1
5
D2
6
D3
7
D4
8
D5
9
D6
10
D7
11
D8
12
D9
13
D10
14
D11
15
D12
16
D13
17
D14
18
D15
19
VSS
20
A0
21
A1
22
A2
23
A3
24
A4
25
A5
26
A6
27
A7
28
A8
29
A9
30
A10
31
A11
32
A12
33
A13
34
A14
35
A15
36
VSS
37
A16
38
A17
39
A18
40
A19
41
A20
42
A21
43
A22
44
A23
45
VSS
46
WAIT
47
BACK
48
BREQ
49
DOPS
50
P34
51
P35
52
P36(DR3)
53
P37(DR4)
54
VCC
55
P40
56
P41
57
P42
58
P43
59
P44
60
NEJ
61
SHEN
62
OPBS
63
VSS
64
TRGI
65
P51
66
P52
67
P53
68
P54
69
FMRS
70
P56
71
STOP P57
72
P60
73
P61
74
P62
75
P63
76
P64
77
P65
78
RCO P66
79
HP P67
80
VSS
81
AVSS
82
VPJ
83
VPR
84
VPTEST
85
VPPS
86
AVCC
87
VCC
88
IRQ0
89
IRQ1
90
SCK1
91
SCK2
92
RXD1
93
TXD1
94
RXD2
95
TXD2
96
VSS
97
EXTAL
98
XTAL
99
VSS
100
PHAI
101
E
102
AS
103
RD
104
HWR
105
LWR
106
RFSH
107
VCC
108
MD0
109
MD1
110
MD2
111
STBY
112
IC4
CPU(HD6415108)
C51
0.1u
0.1u
C52
0.1u
5-6A
3-8B
3-8B
+5V
R165
4.7K
D0
D1
D2
D3
D4
D5
D6
D7
D1
D2
D3
D4
D5
D6
D7
D[0..7]
+5V
330PX8
3-8C
1 2 3 4 5 6 7 8 9
RA1(R19~R26)
10K
10K
C5~C12
+5V
+5V
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
10K X8
A[0..23]
3-8B
1 2 3 4 5 6 7 8 9
RA2(R27~R34)
10K
10K
R43~R50
+5V
10K X8
ERC
LDRQ
/FRES
BUSY
R52
33
R53
33
R54
33
R55
33
R56
33
R57
33
R58
33
R59
33
8-4B
8-4B
8-4B
4-4C
R35~R42
PDS
4-4C
8-2B
8-2B
/SHEN
8-8B
/RDY
VPJ
+5V
FIL1
100P
1
3
3
2
X1
14.7456MHz
+5V
+5V
+5V
+5V
7-4B
R63
4.7KX4
R64
R65
R66
R69
4.7K
4.7K
+24V
TXD2
RXD2
/IRQ0
/IRQ1
PHAI
+5V
+5V
RXD
TXD
R67
10KF
R70
1K
1K
R71
1K
1K
3-8B
6-2C
3-8B
10-8C
10-8C
10-8C
3-8B
3-8C
R68
1.2KF
SCK2
C44
150P
/STOP
+5V
/ERS
/CSS
/CDS
/RSS
/RI
/DRS
HP
C40
330P
330P
R62
10K
10K
7-1A
3-4A
8-7B
7-4D
/PRST
+5V
/NER
TRGI
R60
10K
R61
10K
10K
+5V
/WAIT
+5V
330PX8
R51
10K
10K
C13~C20
A12
A13
A14
A15
A13
A14
A15
330PX8
330PX8
A16
A17
A18
A19
A20
A21
A22
A23
A17
A18
A19
A20
A21
A22
A23
3-4B
C29~C36
C21~C28
<NOTE>
+5V
10K
330P
1000P
100
R79
R80
R81
R80
R81
C45
C46
C47
C46
C47
R82
R83
R84
R83
R84
C48
C49
C50
C49
C50
7-4A
7-7A
7-7A
7-7A
7-7A
DOPS
/DR0
/DR1
/DR1
C37
100P
100P
/PTMG
/NEJ
C38
330p
330p
C39
330p
3-4A
7-1B
3-4A
2/10
8 –
2
8
7
6
5
4
3
2
1
A
B
C
D
1
2
3
4
5
6
7
8
D
C
B
A
FRD
FSCK
FSD
4-4C
4-4C
4-4C
+5V
PE
R108
100
R109
100
R110
100
1-4A
+5V
GATE ARRAY(MPCA7)
RF
1
JF
2
PCUT
3
FCUT
4
VF
5
STAMP
6
SLF
7
SLRS
8
SLMTD
9
RES
10
TRG
11
TRG
12
INT0
13
INT1
14
HTS1
15
SCK1
16
STH1
17
RASVZ
18
N.U
19
VCC
20
VSS
21
INTMCR
22
VRESC
23
SLTMG
24
SLRST
25
AS
26
RD
27
WR
28
PHAI
29
SDT6
31
SDT5
32
VSS
33
SDT4
34
SDT3
35
SDT2
36
SDT1
37
D0
38
D1
39
D2
40
D3
41
VSS
42
D4
43
D5
44
D6
45
D7
46
RESET
48
SSPRQ
47
INT2
49
INT3
50
RXDI
51
TXDI
52
SCK1
53
IRQ0
54
A0
55
A1
56
A2
57
A3
58
A4
59
A5
60
EXINT0
120
EXINT1
119
EXINT2
118
EXINT3
117
WR0
116
RD0
115
RA15
114
RA16
113
VSS
112
RA17
111
RA18
110
EXWAIT
109
WAIT
108
MCR2
107
MCR1
106
DAX2
105
DAX1
104
RCRX
103
IRRX
102
VSS
101
VCC
100
UATX
99
UARX
98
UASCK
97
IRTX
96
RCO
95
RCVRDY2
94
PTMG
83
TRGI
82
A23
81
LCDC
80
A22
79
A21
78
A20
77
A19
76
A18
75
A17
74
A16
73
A15
72
A14
71
A13
70
A12
69
A11
68
A10
67
A9
66
A8
65
A7
64
A6
63
VCC
62
VSS
61
PRST
84
RCVRDY1
93
MA19
92
MA18
91
MA15
90
TEST
89
MD0
88
MD1
87
IPLON
86
INT4
85
SDT7
30
RASP
160
DOTEN
159
TWAIT
158
N.U
157
N.U
156
N.U
155
N.U
154
N.U
153
STH2
152
SCK2
151
HTS2
150
SLMTR
149
SLMTS
148
SLMTD
147
RJMTR
146
RAS3
145
NU
144
VSS
143
VCC
142
ASKRX
141
SYNC
140
DOT8
139
DOT9
138
RJMTD
137
RJMTS
136
DOT5
135
DOT6
134
D0T7
133
VSS
132
DOT1
131
DOT2
130
DOT3
129
DOT4
128
RJTMG
127
RJRST
126
RAS1
125
RAS2
124
ROS2
123
ROS1
122
OPTCS
121
IC5
G.A(MPCA7)
/RES
+5V
+5V
+5V
+5V
PFR0
PFJ0
PFJ0
/STAMP0
+5V
TRG
+5V
/ACUTO
/VPF0
7-8B
7-8B
7-8B
R85
10K
10K
C54
0.01u
R86
10K
10K
R87
10K
10K
R88
10K
10K
R89
10K
R90
10K
10K
7-8A
7-7C
7-7A
6-2C
1-5A
7-7C
7-7A
6-2C
1-5A
VRESC
/AS
/RD
/WR
/RD
/WR
PHAI
D[0..7]
+5V
+5V
D0
D1
D2
D1
D2
HTS
/SCK
STH
/POFF
C55
330P
330P
C56
330P
330P
C57
330P
330P
C58
330P
330P
C59
330P
330P
R91
10K
10K
R92
10K
10K
1-1A
8-4B
8-7A
8-4B
8-7A
8-4B
7-6C
2-1D
2-1D
2-1D
2-1C
2-1D
2-1D
2-1C
+5V
DOT4
DOT3
DOT2
DOT1
DOT7
DOT6
DOT5
/MTD
DOT9
DOT8
+5V
+5V
+5V
+5V
MTD
R98
10K
R99
10K
R100
10K
R101
10K
R102
10K
R107
10K
C69
1000P
1000P
C70
1000P
1000P
C71
1000P
1000P
7-7C
7-4C
7-4B
7-7B
+5V
+5V
+5V
RAS3
/ROS1
RAS2
RAS1
+5V
+5V
/OPTCS
R103
10K
R104
10K
R105
10K
R106
10K
RJTMG(DP)
RJRST(RP)
RJRST(RP)
6-2C
5-7C
5-5A
5-3D
5-8B
4-4C
+5V
R116
10K
+5V
R217
10K
7-6D/B
/EXINT0
/RD0
/WR0
C65
330P
330P
C66
330P
330P
C67
330P
330P
C68
330P
330P
6-2C
6-2C
/TRQ1
6-2C
C230
330P
330P
/WAIT
+5V
+5V
+5V
R95
10K
10K
R96
10K
10K
R97
10K
10K
C60
330P
330P
C61
330P
330P
C62
330P
330P
C63
330P
330P
C64
330P
330P
2-6B
NMI
/RESET
RXD2
TXD2
TXD2
/IRQ0
+5V
A[0..23]
D3
D4
D5
D6
D7
D5
D6
D7
A0
A1
A2
A3
A4
A5
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A7
A8
A9
A10
A11
A12
A13
SCK2
5-6A
2-5C
2-1C
2-1C
2-1C
2-1C
2-1C
2-1C
2-1C
/SHEN
8-8B
A14
A15
A16
A17
A18
A19
A20
A21
A22
A15
A16
A17
A18
A19
A20
A21
A22
A23
C73
0.1u
C211
10u50V
C72
0.1u
+5V
+5V
/PRST
/PTMG
/PTMG
MA15
TRGI
R93
10K
10K
R94
10K
10K
2-2B
2-2A
2-2A
5-8B
/RDY
4-4C
3/10
7-7B
2-8D
2-8C
8 –
3
Click on the first or last page to see other ER-A450 (serv.man2) service manuals if exist.