Sharp ER-A410 / ER-A420 (serv.man5) Service Manual ▷ View online
CODE : 00Z
q
SERVICE MANUAL
CONTENTS
Parts marked with "
!
" are important for maintaining the safety of the set. Be sure to replace these parts with specified
ones for maintaining the safety and performance of the set.
SHARP CORPORATION
ERA410VSME
ELECTRONIC
CASH REGISTER
CASH REGISTER
ER-A410
MODEL
ER-A420
SRV KEY : LKGIM7113RCZZ
PRINTER : PR-45M
PRINTER : PR-45M
II
(V version)
CHAPTER 1. SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
CHAPTER 2. OPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
CHAPTER 3. MASTER RESET AND PROGRAM RESET. . . . . . . . . 6
CHAPTER 4. HARDWARE DESCRIPTION . . . . . . . . . . . . . . . . . . . . 7
CHAPTER 5. DIAGNOSTIC PROGRAM . . . . . . . . . . . . . . . . . . . . . 15
CHAPTER 6. IPL FROM EP-ROM . . . . . . . . . . . . . . . . . . . . . . . . . . 20
CHAPTER 7. CIRCUIT DIAGRAM AND PWB LAYOUT . . . . . . . . . 21
ER-A410
ER-A420
PARTS GUIDE
ER-A410/ER-A420
CAUTION
RISK OF EXPLOSION IF BATTERY IS REPLACED
BY AN INCORRECT TYPE.
DISPOSE OF USED BATTERIES ACCORDING
TO THE INSTRUCTIONS.
IF THE MODE SW IS SET TO THE SRV' POSITION
WHEN THE POWER IS OFF,
THE MACHINE WILL NOT OPERATE PROPERLY EVEN T
HOUGH THE POWER IS TURNED ON.
DO NOT SET THE MODE SW TO THE SRV' POSITION
WHEN THE POWER IS OFF.
ER-A410/ER-A420
SPECIFICATIONS
– 1 –
CHAPTER 1. SPECIFICATIONS
1. APPEARANCE
ER-A410
ER-A420
2. RATING
3. KEYBOARD
3-1. KEYBOARD LAYOUT
ER-A410
ER-A420
3-2. KEY LAYOUT
ER-A410 KEYLAYOUT
Note: All the keys but the receipt paper feed and journal paper feed
keys can be re-positioned.
If you want to change the layout, consult your dealer.
■
■
■
■
Key names
ER-A410/420
Weight
ER-A410: 12.2kg
ER-A420: 12.1kg
ER-A420: 12.1kg
Dimensions
355 (W) x 424 (D) x 305 (H) mm
Power source
220~230V (
m
10%), 50/60Hz
230~240V (
m
10%), 50Hz
Power consumption
Stand-by 11W, Operating 49W (max.)
Working temperature
0°C~40°C (32°F to 104°F)
Type
Normal keyboard
Key stroke
3.5
m
0.5 mm
Key pitch
19 (W) x 19 (H) mm
Type
Flat key
Key stroke
1.1
m
0.2 mm
Key pitch
18 (W) x 15 (H) mm
Front view
Rear view
Printer cover
Receipt paper
Journal window
Keyboard
Drawer lock
Drawer
Customer display
(Pop-up type)
(Pop-up type)
Operator
display
display
Mode switch
RS-232C connector
Printer cover
Receipt paper
Journal window
Keyboard
Drawer lock
Drawer
Customer display
(Pop-up type)
(Pop-up type)
Operator
display
display
Mode switch
RS-232C connector
Front view
Rear view
2
RECEIPT
Receipt paper feed key
2
JOURNAL
Journal paper feed key
0 ~ 9, 00
Numeric keys
•
Decimal point key
y
Multiplication key
CL
Clear key
1 ~ 20
Department keys
PLU/SUB
Price lookup/subdepartment key
AMT
Amount entry key
VAT
Value added tax key
CASH #
Cashier code entry key
-
Discount key
%
Percent key
EX1, EX2
Foreign currency exchange 1 and 2 keys
CR1, CR2
Credit 1 and 2 keys
CH1, CH2
Cheque 1 and 2 keys
ST
Subtotal key
TL
Total (cash total) key
p
Void key
RF
Refund key
RA
Received-on-account key
PO
Paid-out key
DEPT #
Department code entry key
#
Non-add code key
NS
No-sale key
DIFFER ST
Difference subtotal key
RCPT
Receipt print key
AUTO
Automatic sequencing key
1
4
3
2
5
11
12
13
14
15
16
17
18
19
20
0
1
2
3
4
5
6
7
8
9
CL
00
CH1
RCPT
6
7
8
9
10
%
RA
PO
RF
#
CASH
#
CR1
CH2
CR2
TL
ST
DEPT
#
EX2
EX1
AMT
AUTO
PLU/SUB
RECEIPT
JOURNAL
NS
VAT
DIFFER
ST
ER-A410/ER-A420
SPECIFICATIONS
– 2 –
■
■
■
■
Optional keys
Note: The department and direct PLU keys can be extended, if you
require extension of the department or direct PLU keys, please
contact your dealer.
ER-A420 KEYLAYOUT
Note: All the keys but the receipt paper feed and journal paper feed
keys can be re-positioned.
If you want to change the layout, consult your dealer.
If you want to change the layout, consult your dealer.
■
■
■
■
Key names
■
■
■
■
Optional keys
Note: The department and direct PLU keys can be extended, if you
require extension of the department or direct PLU keys, please
contact your dealer.
SLIP
Slip print key
%2 ~ %4
Percent 2 through 4 keys
AUTO 2 ~ AUTO 5
Automatic sequencing 2 through 5 keys
CA2
Cash total 2 key
CR3, CR4
Credit 3 and 4 keys
RA2
Received-on-account 2 key
PO2
Paid-out 2 key
VAT SHIFT
Value added tax shift key
VP
Validation print key
CLERK #
Clerk code entry key
GC COPY
Guest check copy key
PBLU
Previous balance lookup key
NBAL
New balance key
FINAL
Final key
DEPO (+)
Deposit entry key
DEPO (-)
Deposit refund key
GC RCPT
Guest check receipt key
CHK PRINT
Check print key
1
/
2
Half penny key
L1 ~ L3
PLU level shift 1 through 3 keys
PRICE SHIFT
Price level shift key
-
2 ~
-
4
Discount 2 through 4 keys
CH3, CH4
Cheque 3 and 4 keys
EX3, EX4
Foreign currency exchange 3 and 4 keys
000
Triple zero entry key
2
RECEIPT
Receipt paper feed key
2
JOURNAL
Journal paper feed key
0 ~ 9, 00, 000
Numeric keys
•
Decimal point key
y
Multiplication key
CL
Clear key
1 ~ 6
Department keys
PLU/SUB
Price lookup/subdepartment key
1
4
3
2
5
15
16
17
18
19
22
23
24
25
26
0
1
2
3
4
5
6
7
8
9
CL
00
8
9
10
11
12
%
RA
PO
RF
CASH
#
CR1
CR2
ST
GC
COPY
AMT
PLU
SUB
NS
VAT
RCPT
RECEIPT
JOURNAL
000
3
4
5
6
1
2
L
1
L
2
TL
CH
EX
L
3
PRICE
SHIFT
6
7
20
21
27
28
13
14
29
32
31
30
33
43
44
45
46
47
50
51
52
53
54
36
37
38
39
40
34
35
48
49
55
56
41
42
57
58
59
60
61
64
65
66
67
68
62
63
69
70
#
AUTO
DEPT
#
AMT
Amount entry key
VAT
Value added tax key
CASH #
Cashier code entry key
-
Discount key
DEPT #
Department code entry key
%
Percent key
L1 ~ L3
PLU level shift 1 through 3 keys
CR1, CR2
Credit 1 and 2 keys
CH
Cheque key
ST
Subtotal key
TL
Total (cash total) key
p
Void key
RF
Refund key
RA
Received-on-account key
PO
Paid-out key
GC COPY
Guest check copy key
EX
Foreign currency exchange key
PRICE SHIFT
Price level shift key
NS
No-sale key
#
Non-add code key
RCPT
Receipt print key
AUTO
Automatic sequencing key
1 ~ 70
Direct price lookup keys
SLIP
Slip print key
%2 ~ %4
Percent 2 through 4 keys
AUTO 2 ~ AUTO 5
Automatic sequencing 2 through 5 keys
CA2
Cash total 2 key
CR3, CR4
Credit 3 and 4 keys
RA2
Received-on-account 2 key
PO2
Paid-out 2 key
VAT SHIFT
Value added tax shift key
DIFFER ST
Difference subtotal key
CLERK #
Clerk code entry key
VP
Validation print key
PBLU
Previous balance lookup key
NBAL
New balance key
FINAL
Final key
DEPO (+)
Deposit entry key
DEPO (-)
Deposit refund key
GC RCPT
Guest check receipt key
CHK PRINT
Check print key
1
/
2
Half penny key
-
2 ~
-
4
Discount 2 through 4 keys
CH2 ~ CH4
Cheque 2 through 4 keys
EX2 ~ EX4
Foreign currency exchange 2 through 4 keys
