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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

This document has been published to be used
for after sales service only.
The contents are subject to change without notice.

ERA410VSME

ELECTRONIC
CASH REGISTER

ER-A410

 MODEL

ER-A420

      

SRV KEY : LKGIM7113RCZZ
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

Summary of Contents for ER-A410

Page 1: ...shed to be used for after sales service only The contents are subject to change without notice ERA410VSME ELECTRONIC CASH REGISTER ER A410 MODEL ER A420 SRV KEY LKGIM7113RCZZ 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 CIR...

Page 2: ...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 ...

Page 3: ...Mode switch RS 232C connector Printer cover Receipt paper Journal window Keyboard Drawer lock Drawer Customer display Pop up type Operator 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 ...

Page 4: ...r 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 L1 L2 TL CH EX L3 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 6...

Page 5: ...quent changes e g date time or a variety of reg ister functions MGR For manager s and submanager s entries The manager can use this mode to make entries that are not permitted to be made by cashiers for example after transac tion voiding and override entry X1 Z1 To take the X Z report for various daily totals X2 Z2 To take the X Z report for various periodic weekly or monthly consolidation REG OP ...

Page 6: ...s are displayed here Date and time display Date and time appear on the display in the OP X Z REG or MGR mode In the REG or MGR mode press the key to display the date and time Error message When an error occurs the corresponding error message is displayed in the function message display area Customer display Pop up type 6 PRINTER 6 1 PRINTER 6 2 PAPER 6 3 LOGO STAMP No 6 4 CUTTER Method Manual Func...

Page 7: ...om the coin compartments Allowed Bill separator Disallowed Number of compartments 5B 8C To lock insert the drawer lock key into the lock and turn it 90 degrees counter clockwise To unlock insert the drawer lock key and turn it 90 degrees clockwise Key No SK1 1 5B 8C SK1 1 L o ck u n l o ck NO CLASSIFICATION COMPONENT NAME MODEL NAME REMARK 1 Drawer Remote drawer ER 03DW ER 04DW ER 05DW ER 06DW 2 E...

Page 8: ...g down the JOURNAL FEED key the RECEIPT FEED key plug in the AC cord to the wall outlet 4 Same as Procedure A Note Procedure B cannot reset the hardware It must be operated Procedure A to reset the hardware 3 PROGRAM RESET Procedure A Procedure B or Procedure C Procedure A 1 Set the mode switch to the SRV position 2 Plug in the AC cord to the wall outlet 3 Without pressing the JOURNAL FEED key tur...

Page 9: ...O 2 BCLK 1BCLK 83 3ns at 12MHz SRAM CS2 area address 08000h 27FFFh 128KB CS1 area BANK 0 2 address 28000h 2FFFFh 32KB x 2 CS0 area BANK 0 address 30000h 7FFFFh 320KB FLASH ROM CS0 area BANK 0 address 80000h FFFFFh 258KB Moves to Bank 1 when rewriting using EPROM CGROM CS0 area BANK 2 3 address 40000h BFFFFh 512KB x 2 I O CS3 area BANK0 address 04000h 07FFFh 16KB Internal RAM area 10KB External SRA...

Page 10: ...ut L P44 50 O CS0 CS0 Out L P45 49 O CS1 CS1 Out H P46 48 O CS2 CS2 Out H P47 47 O CS3 CS3 Out L P50 46 O WR WR Out L P51 45 O BHE NU Out L P52 44 O RD RD Out L P53 43 O BCLK BCLK Out L P54 42 O HLDA NU Out L P55 41 I HOLD HOLD In P56 40 O ALE NU Out L P57 39 I RDY RDY In P60 38 O RTS0 RS2 H In RS 232 RS2 P61 37 O CLK0 DRAWER1 L Out L DRAWER 1 DRIVE SIGNAL P62 36 I RXD0 RD2 In RS 232 RD2 P63 35 O ...

Page 11: ... In PRINTERSTORE SIGNAL 1 P104 92 O AN4 STRB2 H In PRINTERSTORE SIGNAL 2 P105 91 O P105 STRB3 H In PRINTERSTORE SIGNAL 3 P106 90 O P106 STRB4 H In PRINTERSTORE SIGNAL 4 P107 89 O P107 LATCH L In PRINTER LATCH SIGNAL PORT PIN No I O PIN NAME FUNCTION BYTE 8 I BYTE Connected to VDD CNVSS 9 I CNVSS Connected to GND RESET 12 I RESET XOUT 13 O XOUT OPEN VSS 14 VSS Connected to GND XIN 15 I XIN Connecte...

Page 12: ...ivided by the resistor and inputted to AN1 pin Before reading the A D conversion value turn the VHCOM signal CPU P81 to H and make sure the voltage is stable Then read the A D conversion value The printable voltage range for the printer is 15V 26V The voltage is calculated from the AN1 value and the A D conversion value of the ref erence voltage of AN2 5 3 REFERENCE VOLTAGE The reference voltage 2...

Page 13: ...dress R W LCD Write Data 04001h W LCD Read Data 04002h R LCD Control Signal Key Strobe Signal 04003h W Data Latch Signal CPU port P94 W Address Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 04003h E R W RS KS3 KS2 KS1 KS0 Bit7 Not used Bit6 E Enable Signal Enable Bit5 R W H Data read L Data Write Bit4 RS H Data input L Instruction Input RS R W E DB0 7 P94 DATA WRITE CPU 3 LCD Valid Data 4003h 000xxxxx W...

Page 14: ...is outputted at LOW for more than 10µsec During LOW period the EFT I F should not be accessed EFT CONNECT SIGNAL EFT I F connect signal 0 EFT PWB provided 1 EFT PWB not provided CPU STO ST1 ST2 ST3 ST4 ST5 ST6 ST7 ST8 ST9 MODE P90 SRV PGM VOID OP X Z REG MGR X1 Z1 X2 Z2 Key Select OTHERS P91 PF R PF J RPE HEAD UP JPE DRAWER OPEN RS1_CI P90 ST0 MODE Key SRV 0 SRV mode ST1 MODE Key PGM 0 PGM mode ST...

Page 15: ...FT_DR 31 32 EFT_RS EFT_CS 33 34 EFT_CI POFF 35 36 EFTS GND 37 38 GND GND 39 40 GND Pin No CPU PORT Signal to be used 34 RTS1 RS1 32 RXD1 RD1 31 TXD1 SD1 26 P74 ER1 25 P75 CD1 24 P76 CS1 23 P77 DR1 6 P91 Refer to 6 3 CI1 Pin No CPU PORT Signal to be used 38 RTS0 RS2 36 RXD0 RD2 35 TXD0 SD2 18 P84 ER2 Address Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bir1 Bit0 04000h X X X X CD2 DR2 CS2 CI2 IPL from EP ROM Set ...

Page 16: ...Signal Write Key Return Signal Read LCD Control Signal Key Strobe Signal Write EFT Data Write Read EFT Status Read 5V 24V RESET POFF EFTRES 20 8V POWER ON Instant service interruption MODE SRV MODE Other than SRV POWER OFF Address Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 04000h dp g f e d c B a Address Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 04000h X X X X CD2 DR2 CS2 CI2 Address Bit7 Bit6 Bit5 Bit...

Page 17: ... operation 101 3 2 Test procedure 3 Check that 4 End of testing You can exit the test mode by turning the mode switch to a position other than the PGM mode The printer prints as follows 1 0 1 Code Description 1 100 Display buzzer test 2 101 Key code 3 102 Printer test 4 104 Keyboard test 5 105 Mode switch test 6 106 Printer sensor test 7 107 Clock test 8 110 Drawer 1 open sensor test 9 111 Drawer ...

Page 18: ...nverted into a decimal number value which will become the sum check data that will be entered when DIAG is started 5 MODE SWITCH TEST 1 Key operation 105 3 2 Test procedure The above X must be read in the correct order If the contact is open 9 will be displayed 3 Check The display during testing and the content of the completion print 4 End of testing 6 PRINTER SENSOR TEST 1 Key operation 106 3 2 ...

Page 19: ...eration 120 3 2 Test procedure The standard 256 Kbyte RAM is checked The contents of memory must be stored before and after this test RAM 08000H 7FFFFH area and 28000H 2FFFFH area is tested in the following procedure a Store data in the test areas b Write 00H c Read and compare 00H and then write 55H d Read and compare 55H and then write AAH e Read and compare AAH f Restore stored data If an error...

Page 20: ...er prints as follows 14 AD CONVERSION PORT TEST 1 Key operation 160 3 2 Test procedure The test program displays the voltage of each AD conversion port 3 End of testing You can exit the test mode by pressing any key The printer prints the following 1 6 0 15 RS232 CH1 TEST Install the RS232 loopback connector 1 Key operation 500 3 2 Test procedure The test program checks the control signals Data co...

Page 21: ... print RS TEST NG ERxx xx Contents of error 01 ER DR error 02 ER CI error 03 RS CD error 04 RS CD error 05 SD RD error DATA error 06 SD RD error DATA error framing error TL R S T E S T S R V OP display 5 0 1 2 3 2 TL R S T E S T S R V OP display 5 0 1 2 3 2 DIAG0 SELF TEST OK VHI27040RBF1 OK 256K SRAM OK ER03EF TEST ER03EF ROM ER03EF DIPSW ER03EF RAM ER DR LOOP ERROR ER CI LOOP ERROR VHI27040R ERR...

Page 22: ... mode key switch to SRV position The IPL procedure is started When the procedure is completed the message of Completed Is shown 6 Unplug the AC code from the AC outlet 7 Remove the IPL ROM to the IC socket of the MAIN PWB 8 Set the IPL switch S1 to GND position 9 Replace the top cabinet 10 Perform the master reset Turn the mode key switch to the SRV position insert AC plug in AC outlet While holdi...

Page 23: ...49 CS2 48 CS3 47 WR 46 BHE 45 RD 44 CBCLK 43 HLDA 42 HOLD 41 ALE 40 CLKOUT 39 RTS0 38 CLK0 37 RXD0 36 TXD0 35 CLKS1 34 CLK1 33 RXD1 32 TXD1 31 IC3 M30620SAFP VCCVCC VCC VCC A 0 19 VCC R42 10K R43 10K R44 10k R45 47K R46 47K R47 47K R48 10K C40 30pF CS0 CS2 WR RD CS3 SI SO PCLK R65 10K R66 10K LE0W CS1 R67 10K C58 100pF VDD R78 10K C66 100pF C67 100pF R79 47K RS2 DRAWER1 RDY RS1 EFTRES RXD2 TXD2 RX...

Page 24: ...2 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 CN7 KEY I F RELAY CN 40Pin 52045 4045 KR4 KR5 KR6 KR7 P91 RESET S2 S4 S9 KR0 KR1 KR2 KR3 KR4 KR5 KR6 KR7 RESET S2 S4 S9 KR0 KR1 P90 P91 KR2 KR3 P90 S3 S3 S6 S6 KS3 KS2 KS1 KS0 KR8 KR9 KR10 KR11 KR11 KR10 KR8 KR9 VH TM1 STRB4 STRB3 SO SI LATCH STRB2 STRB1 RPES VRCOM RPFA RPFB RPFC RPFD PHUPS PCLK FB16 CIM31J601NE FB17 CIM31J601NE FB18 CIM31J601NE...

Page 25: ... 37 A10 36 DQ7 35 DQ6 34 DQ5 33 DQ4 32 VCC 31 VCC 30 NC 29 DQ3 28 DQ2 27 DQ1 26 DQ0 25 OE 24 GND 23 CE 22 A0 21 IC18 4M FLASH ROM LH28F004BVT C74 0 1uF C77 10uF 50V A17 A10 D7 D6 D5 D4 D3 D2 D1 D0 A0 RD VCC A14 A17 A18 A13 A11 A10 D3 D4 D5 D6 D7 RD VCC C73 0 1uF A9 A8 A0 A16 A15 A12 A7 A6 A5 A4 A3 A2 A1 D0 D1 D2 VCC VPP 1 A16 2 A15 3 A12 4 A7 5 A6 6 A5 7 A4 8 A3 9 A2 10 A1 11 A0 12 D0 13 D1 14 D2 ...

Page 26: ...27 20Pin VCC 10Pin GND LE2R DB7 D2 D7 DB1 D5 DB2 D6 D1 DB5 D3 D4 DB4 DB0 DB3 D0 DB6 VCC DIR 1 A1 2 A2 3 A3 4 A4 5 A5 6 A6 7 A8 9 GND 10 A7 8 VCC 20 1G 19 B1 18 B2 17 B4 15 B3 16 B5 14 B6 13 B7 12 B8 11 IC24 74HC245 LE2W C84 0 1uF C85 10uF 50V D0 D1 D2 D3 D0 D1 D2 D3 LE1W P95 VCC VLED P95 R90 5 6K 2 1 4 5 3 IC21 BA00ASFT C80 22uF 16V R96 2 4KF R97 10K C92 22uF 10V OS DR2 CD2 CTS2 RXD2 CI2 EFTC POFF...

Page 27: ...20V 230V 120V C1 MYLOR 0 033uF 1 2 CN1 PS CN 2Pin 5273 02A U A J UL CSA T3 15AL 125V F2 SEMCO T2 5AL 250V WITH HOLDER 6 8pin N C IC31 HEAT SINK C10 0 1uF VCC 5V VCC 5V VLED VLED 1 2 CN3 5267 02A EFT PWB GND 1 2 CN2 BT CN 2Pin 5267 02A BLUE VCC VDD VLED 5 8V ZD1 PTZ6 2A R3 3KF R4 1KF C4 1000uF 16V C5 330uF 16V C8 0 1uF R6 180 R7 150 C9 47uF 16V 1 TP1 VBAT D4 1SR159 200 D5 1SR159 200 IPEAK 2 2A 1 4 ...

Page 28: ...ORT PIN SHORT SOCKET CI CD1 RD1 SD1 ER1 DR1 RS1 CS1 CI 5V CD2 RD2 SD2 ER2 DR2 RS2 CS2 CI2 1 2 3 4 5 6 7 8 9 CN12 RS232C CN D SUB 9Pin 87203 6066 VCC EFCB322513TS X 8 C124 10uF 50V R127 R128 R129 R130 R131 100ohm 5 FB34 FB35 FB36 FB37 FB38 FB39 FB40 FB41 C1 12 C1 14 C2 15 C2 16 T1IN 7 T2IN 6 T3IN 20 T4IN 21 R1OUT 8 R2OUT 5 R3OUT 26 R4OUT 22 R5OUT 19 EN 24 V 13 V 17 T1OUT 2 T2OUT 3 T3OUT 1 T4OUT 28 ...

Page 29: ...12 EFCB322513TS VH R101 20K 24V VJCOM FB13 EFCB322513TS FB14 EFCB322513TS FB15 EFCB322513TS C101 10uF 50V 24V R104 5 6K R105 10K Q3 C2412K Q4 MTD2955V R110 10K F4 T1 6A 250V LT 5 C104 2200uF 35V R112 47K G S D JPES RPES VREF VHCOM FB10 EFCB322513TS FB11 EFCB322513TS RES VCC VCC 24V R102 4 7K 3 2 1 4 8 IC28A BA10393F R106 100K C95 0 1uF R107 100K C96 0 1uF 24V P91 P91 S2 S4 5 6 7 4 8 IC28B BA10393F...

Page 30: ... 36 37 37 38 38 39 39 40 40 CN1 KEY I F CN 40Pin 52045 4045 D10 1SS133 S9 VCC P 9 1 VLED D11 1SS133 D12 1SS133 S1 S0 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 CN4 KEY_CN22 5597 22CPB 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4 2 5 2 6 CN5 KEY_CN26 5597 26CPB R16 47K 9 R16 R24 R17 K R 0 K R 1 K R 2 K R 3 K R 4 S 3 S 4 S 5 S 6 S 7 M D R K...

Page 31: ...1 7 1 8 1 2 3 1 5 1 6 9 7 1 2 5 6 8 1 0 1 1 1 4 1 3 LED7 LED D5680 G1 G2 G3 4 1 7 1 8 1 2 3 1 5 1 6 9 7 1 2 5 6 8 1 0 1 1 1 4 1 3 LED6 LED D5680 G1 G2 G3 G4 G5 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 CN1 POP UP CN 15Pin 52807 1510 G6 G7 a b c d e f g dp a b R2 27 R1 27 c d e f R6 27 R5 27 R4 27 R3 27 g dp R8 27 R7 27 A B C D 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 D C B A POP UP PWB 1 1 ...

Page 32: ...ER A410 ER A420 CIRCUIT DIAGRAM AND PWB LAYOUT 30 PWB LAYOUT MAIN PWB TOP BOTTOM ...

Page 33: ...2002 May Printed in Japan t COPYRIGHT 2002 BY SHARP CORPORATION All rights reserved Printed in Japan No part of this publication may be reproduced stored in a retrieval system or transmitted In any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher ...

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