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
This document has been published to be used
for after sales servic e only.
The contents are subject to change without notice.
CHAPTER 1. SERVICE (SRV) MODE
The SRV key is used for SRV mode operations.
A MASTER RESET clears the entire memory a nd resumes initial values.
A PROGRAM RESET initializes the program without clearing memory.
There are 2 kinds of MASTER RESET operations.
MASTER RESET 1: Normal MASTER RESET
Clears the entire memory and resumes initial
values.
MASTER RESET 2: Enables the layout of the fixed keys in addition
to performing a MASTER RESET 1.
Fixed keys: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [00]
[000] [.] [CL] [@/FOR] [SBTL ]
[CA/AT]
1. RESET PROCEDURES
■MASTER RESET 1
Please use “Procedure A” or “Procedure B”
Procedure A: 1) Set the mode switch to the (SRV’) position.
2) Plug the AC power cord into the wall outlet.
3) While holding down the JOURNAL FEED key, turn
the mode switch to (SRV) position from the (SRV’)
position.
Procedure B: 1) Unplug the AC power cord from the wall outlet.
2) Set the mode switch to the (SRV) position.
3) While holding down the JOURNAL FEED key, plug in
the AC cord to the wall outlet.
Note: Procedure B cannot reset the hardware.
Procedure A must be used to reset the hardware.
■MASTER RESET 2
Please use “Procedure A” or “Procedure B”
Procedure A: 1) Set the mode switch to the (SRV’) position.
2) Plug in the AC power cord into the wall outlet.
3) While holding down the JOURNAL FEED key & the
RECEIPT FEED key, turn the m ode switch to (SRV)
position from (SRV’) position.
4) Program the [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [00] [000]
[.] [CL] [@/FOR] [SBTL] [CA/AT] keys by depressing
the desired keys in this order.
Note: If the [000] key is not required, press the same
key at the next step, and the [000] key will be
inhibited.
■PROGRAM RESET
Please use “Procedure A”, “Procedure B” or “Procedure C”
Prodecure A: 1) Set the mode switch to the (SRV’) position.
2) Plug in the AC power cord into the wall outlet.
3) Without pressing any function keys, turn the mode
switch to (SRV) position from (SRV’) position.
Procedure B: 1) Unplug the AC power cord from the wall outlet.
2) Set the mode switch to the (SRV) position.
3) Without pressing any function keys, plug the AC power
cord into the wall outlet.
Procedure C: 1) Unplug the AC power cord from the wall outlet.
2) Set the mode switch to the PGM2 position.
3) While holding down the JOURNAL FEED key & the
RECEIPT FEED key, plug in the AC power cord to the
wall outlet.
*“Procedu re C ” can b e executed whe n SRV#926- B is +4: PROGRAM
RESET in PGM2 = ENABLE.
Note: Procedure B and C cannot reset the hardware.
Procedure A must be used to reset the hardware.
2. SETUP PROCEDURES
■MASTER RESET 1
1) During the memory clearing and initializing, “***MRS.***” is
displayed on upper line.
2) When the MAST ER RE SET i s perfor med, the buzz er beep s 3 tim es
and MASTER RESET*** is printed.
■MASTER RESET 2
1) The fixed key code and text that may be programmed is displayed.
ex) 001 0 KEY
2) During memory clearing and initializing, “***MRS.***” is displayed on upper line.
3) When the MAST ER RE SET i s perfor med, the buzz er beep s 3 tim es
and MASTER RESET*** is printed.
3
002 1 KEY
3 ...
■SERVICE RESET
1) When a SERVICE RESET is performed, “PROGRAM RESET ***”
is printed. Buzzer does not beep.
3. READING OF THE SRV MODE PROGRAM
Procedure B: 1) Unplug the AC power cord from the wall outlet.
2) Set the mode switch to the (SRV) position.
3) While holding down the JOURNAL FEED key & the
RECEIPT FEED key, plug the AC power cord into the
wall outlet.
4) Repeat the same sequence as in “Procedure A”
Note: Procedure B cannot reset the hardware.
Procedure A must be used to reset the hardware.
ER-A410U/A420U SERVICE (SRV) MODE
List of program reports
JOB#Report name
900SRV-mode program full item report (not incl. keyboard layout)
950Keyboard layout report (except Dept. key & PLU key)
951Keyboard layout report (only Dept. key & PLU key)
990SSP report
Note: Program reports are printed on the RECEIPT & JOURNAL.
1 – 1
*This following sample program readings are based on the ER-A420.
e
[JOB# 900]
Reading the contents of the SRV mode programming
Key operation.
900CA/AT@/FOR
[JOB# 950]
Reading the contents of the SRV mode programming for the FREE KEY
LAYOUT setting. (Function Keys)
Key operation
950CA/AT@/FOR
Date/Time/Cashier code
Machine No./CC-No./Cashier name
Cashier code/Cashier name
Job code
Contents of the
SRV-mode programming
General Z1 reset counter
Houlry Z1 reset counter
PLU Z1 reset counter
Cashier Z1 reset counter
PBLU Z1 reset counter
General Z2 reset counter
Daily net Z2 reset counter
GT2
GT3
Date/Time/Cashier code
Machine No./CC-No./Cashier name
Cashier code/Cashier nam
Job code
Key No./Key text/Location No.
TR
PGM2 mode secret code
Training cashier No.
Training mode title
Memory Allocation
Department
PLU record
PBLU record
Cashier
Domestic currency symbol
Initial text mode
programming
The programming contents are printed only on the journal for individual
formats as shown above.
ER-A410U/A420U SERVICE (SRV) MODE
1 – 2
[JOB# 951]
Reading the contents of the SRV mode programming for FREE KEY
LAYOUT setting. (Dept. & PLU keys)
Key operation
951CA/AT@/FOR
Date/Time/Cashier code
Machine No./CC-No./Cashier name
Cashier code/Cashier name
Job code
Key No./Key label/Location No.
ER-A410U/A420U SERVICE (SRV) MODE
1 – 3
[JOB#990]
Reading the contents of the SRV mode programming for the SSP settings.
Key operation
990CA/AT@/FOR
Date/Time/Cashier code
Machine No./CC-No./Cashier name
Cashier code/Cashier name
Job code
SSP No. (Reading report only)
ER-A410U/A420U SERVICE (SRV) MODE
1 – 4
4. SERVICE MODE PROGRAMMING
The following are the key operations required for programming.
0
XXX
(Job#)
Details of [A] [B] [C] [D] will be discussed at each item description.
★ mark is MRS setting.
@/FOR
[A] [B] [C] [D]
Numeric entry
digits max
4
CA/AT
[JOB#901] ER-A410: MRS = 0002
ER-A420: MRS = 0002
#901-A: Not used (Fixed at “0”)
#901-B: Tax system
Note: When the secret code “0” is programmed, the secret code entry
is inhibited.
@/FOR
XXXX
4 digits
CA/AT
[JOB#948] ER-A 4 10: MRS = 00
ER-A420: MRS = 00
PROGRAMMING OF THE TRAINING CASHIER NO.
0
948
XX: Cashier No.
@/FOR
XX
CA/AT
[JOB#949] ER-A 4 10: MRS = “**TRAINING**”
THE TRAINING MODE’S TITLE
949
ER-A410U/A420U SERVICE (SRV) MODE
1 – 12
ER-A420: MRS = “
Spac
@/FOR
Character Key(12 chara.
**TRAINING**”
e
CA/AT
)
[JOB#950] MRS = STANDARD KEY LAYOUT
Free key layout (Except for department keys and direct PLU keys.)
Initial setting
Key number manual
increment
Key number automatic
increment
950Free key
@/FOR
XXX
Key No.
CA/AT
@/FOR
To inhibit
SBTL
Increment Key No.
XXX: 1 to 79
999 (for inhibit key)
[JOB#951] MRS = STANDARD KEY LAYOUT
Free key layout (department keys and direct PLU keys)
Key number manual increment
Key number automatic
increment
951Free keyXXX
@/FOR
Key No.
@/FOR
To inhibi
CA/AT
t
SBTL
IncrementKey No.
XXX: 1 to 119
999 (for inhibit key)
• The Key No. is assigned to each key which is supposed to be dept.
or direct PLU key by depressing the key after entering the key No.
• Those keys programmed by this job No. will be dept. keys if dept.
code is assigned, and will be direct PLU keys if PLU code is assigned
in the PGM2 mode.
98 KEY8 KEY
109 KEY9 K E Y
1100 KEY00 K E Y
12000KEY000KEY
13DECIMAL POINT. K E Y
14CLEARCL E A R
15@/FOR@/FOR
16SUB TOTALSB T L
17CA/ATCA / A T
18MDSE SBTLM D S S T
19TRAY STT R Y ST
20#/TM#/T M
21NO SALENS
22PLU/SUBPL U /S B
23REFUND SALESR F S AL
24L1L1
KEY TEXT
(8 Char.)
No.KEY
KEY TEXT
(8 Char.)
25L2L 2
26L3L 3
27PRICE SHIFTP. S F T
28TAX1 SHIFTTA X 1 S F
29TAX2 SHIFTTA X 2 S F
30TAX3 SHIFTTA X 3 S F
31TAX4 SHIFTTA X 4 S F
32FS SHIFTFS SFT
33PRINTPR I NT
34SLIPSLIP
35VOIDVOI D
36REFUND SALESR F N D
37%1%1
38%2%2
39%3%3
40%4%4
41(–) 1( – ) 1
42(–) 2( – ) 2
43(–) 3( – ) 3
44(–) 4( – ) 4
45TAXT A X
46AUTOA U T O
47AUTO2A U T O 2
48AUTO3A U T O 3
49AUTO4A U T O 4
50AUTO5A U T O 5
51CASH2C A 2
52CHECKCHECK
53CHECK2CHECK2
54CH1CH1
55CH2CH2
56CH3CH3
57CH4CH4
58CH5CH5
59CONV1C O N V 1
60CONV2C O N V 2
61CONV3C O N V 3
62CONV4C O N V 4
63PBLUP B L U
64NEW CHECKN . C .
65SERVICES R V C
66FINALF I N A L
67DEPOSITD E P O
68DEPOSIT RFNDD E P . R F
69FS TENDFS TE N D
70RAR A
71RA2R A 2
72RCPT/PORCP/PO
73PO2P O 2
74CASHIER NO.CA S H #
75BIRTHDAYBI R T H
76DEPT. NO.D EP T #
77SCALES CA L E
78OPENTAREO P N T R
79RCPTRCPT
999INHIBIT
ER-A410U/A420U SERVICE (SRV) MODE
1 – 13
ER-A410/A420 KEYBOARD KEY POSITIONS
ER-A410
464034282216
52
RECEIPT JOURNAL
0510152127333945515763697581
0409142026323844505662687480
0308131925313743495561677379
0207121824303642485460667278
0106111723293541475359657177
:FIXED KEY (CAN NOT CHANGE)
5864707682
[Signal connection chart]
25PIN D-S
SD
RD
RTS
DCD
DTR
UB9PIN D-SUB
2
3
4
8
20
ECR
SD
3
2
RD
7
RTS
1
DCD
4
DTR
ER-A420
RECEIPT JOURNAL
07 1442 495663 70 77 849198105 112 119
06 1341 485562 69 76 839097104 111 118
05 1240 475461 68 75 828996103 110 117
04 1139 465360 67 74 818895102 109 116
03 1038 455259 66 73 808794101 108 115
02 0937 445158 65 72 798693100 107 114
01 0836
35
28
21
34
27
20
33
26
19
32
25
18
31
24
17
30
23
16
29
22
1543 5057 64 71 7885 9299 106 113
:FIXED KEY (CAN NOT CHANGE)
[JOB#975] MAX. Number programming
975
@/FOR@/FOR
X
YYYY
XYYYYMRS
MAX. Number of Departments1 1-99 (2 digit)ER-A410 = 20,
MAX. Number of PLU Records20-1800 (6 digit)500
MAX. Number of PBLU Records
3 0-999 (3 digit)50
MAX. Number of Cashiers41-20 (2 digit)20
CA/AT
ER-A420 = 10
DSR
CTS
SG
FG
9PIN D-S
SD
RD
RTS
DCD
6
5
75
1
FRAME GROUND isconnectedto
the shield of the cable.
6
DSR
8
CTS
SG
ECRECR
UB9PIN D-SUB
3
2
7
1
SD
3
2
RD
7
RTS
1
DCD
[JOB#996, 998] RAM DATA BACKUP function
0 ECR; 02FD.exe Protocol)
(ECR
• Sending ECR RAM data
SSP only
0
996
@/FOR
• Receiving ECR RAM data
998
@/FOR
CA/AT
*The Baud-rate is determined by SRV#903-A. The auto baud-rate
function is not available in this model.
CA/AT
ER-A410U/A420U SERVICE (SRV) MODE
1 – 14
DTR
DSR
CTS
SG
TRANSMITTED DAT A
SD:
RECEIVED DATA
RD:
DATA TERMINAL READY
DTR:
DATA SET READY
DSR:
REQUEST TO SEND
RTS:
DATA CARRIER DETECTOR
DCD:
CLEAR TO SEND
CTS:
FRAME GROUND
FG:
4
6
8
55
4
DTR
6
DSR
8
CTS
SG
Display during transmission
996
SRV
TEXT, MODE
JOB#, PACKET NO.
[JOB#985]
Euro symbol programming for TM-295
0
985
@/FOR
A
CA/AT
SRV
TEXT, MODE
998
At the end of the job, one of the following messages is printed.
• Normal termination of a send operation
#996 SEND OKJOB#, ERROR MESSAGE
• Communication Error in a send operation
#996 COM. ERROR01 JOB#, ERROR, MESSAGE,
• Time-out in a send operation
#996 TIME OUTJOB#, ERROR MESSAGE
• Normal termination of a receive operation
#998 RECEIVE OKJOB#, ERROR MESSAGE
• Communication Error in a receive operation
#998 COM. ERROR01 JOB#, ERROR MESSAGE,
JOB#, PACKET NO.
ERROR CODE
ERROR CODE
X: 0 = Space
1 = Euro symbol
MRS = 0 (Space)
[JOB#986] ER-A 4 10: MRS = “ $”
ER-A420: MRS = “ $”
Domestic currency symbol programming
e
Spac
986
@/FOR
Character Key(4 chara.
Characters can be entered by using the character keys or numeric
keys.
This symbol is printed with (+) amount of domestic currency. The programmed characters is printed at the left side of amount.
Ex) Case of “US$”:
DEPT.01 US$
If some space characters are programmed at the left side of symbol
(ex. “ $”), they are not counted as the number of character of the currency symbol.
1.00
Programmed symbol
CA/AT
)
• Data format Error in a receive operation
#998 DATA ERROR15 JOB#, ERROR MESSAGE,
ERROR CODE
• Time-out in a receive operation
#998 TIME OUTJOB#, ERROR MESSAGE
*All error message are fixed.
*E RROR COD E:
01 = ID No. error (ID No. in IDENQ is not correct.)
02 = Parity error
03 = Check sum error
04 = Data size error
05 = Hardware error
06 = Power off error
07 = Time out error
08 = DSR off error
11 = Transmit data size error
12 = Block sequence er ror (Irregula r sequence No. ha s been
received.)
13 = NAK code error (NAK code has been received.)
15 = ECR TYPE error (Models of two ECR is different.)
Ex) In the case of “ US$”: (The currency symbol means “US$”)
DEPARTMENT01 US$
Programmed symbol
10.00
[JOB#987] ER-A 4 10: MRS = 0
ER-A420: MRS = 0
Text Changing (To Default text)
0
987
X: 0 = English text
2 = French text
When this job is executed, the following data is affected.
(a) Function text
(b) Cashier text
(c) Each message text (LOGO, etc..)
@/FOR
X
CA/AT
[JOB#989]
Resetting of all counters and totalizers
989
*All counters, totalizers, and Z counters are initialized.
The GT1-GT3 memories are initialized.
*The following print is only on the journal.
@/FOR
CA/AT
#989
ER-A410U/A420U SERVICE (SRV) MODE
1 – 15
CHAPTER 2. PROGRAM (PGM2/PGM1) MODE
1. READING OF THE PGM MODE PROGRAMS
[JOB#1100] : DEPARTMENT PRESET READING
key operation
All
Single item
1100
@/FOR@/FOR
XX
Start No.
XX
End No.
CA/AT
[JOB#2119] : DIRECT KEY PRESET READING
Key operation
2119
@/FOR
CA/AT
ER-A410U/A420U PROGRAM (PGM2/PGM1) MODE
2 – 1
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