q SERVICE MANUAL CODE : 00ZERA410USME ELECTRONIC CASH REGISTER ER-A410 MODEL ER-A420 ER-A410 SRV KEY : LKGIM7113RCZZ PRINTER : PR-45M II (U, A version) ER-A420 CONTENTS CHAPTER 1. SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 CHAPTER 2. OPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 CHAPTER 3. MASTER RESET AND PROGRAM RESET. . . . . . . . . 6 CHAPTER 4. HARDWARE DESCRIPTION . . . . . . . . . . . . . . . . . . . . 7 CHAPTER 5.
CAUTIONS THERE IS A RISK OF EXPLOSION IF THE BATTERY IS REPLACED BY AN INCORRECT TYPE. PROPERLY DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS. WHEN CONNECTING THE 40PIN FLAT CABLE BETWEEN THE MAIN PWB AND THE KEY PWB, CAREFULLY INSERT THE CABLE INTO CONNECTOR OPENING.
CHAPTER 1. SPECIFICATIONS 1. APPEARANCE 3-2.
■ Optional keys CASH# Chasier code entry key SRVC Service key - Discount 1 key %2 ~ %4 Percent 2 thru 4 keys # Non-add code key AUTO ~ AUTO 5 Automatic sequencing 1 thru 5 keys % Percent 1 key CA2 Cash total 2 key L1 ~ L3 PLU level shift 1 thru 3 keys BIRTH Birthday date entry key CH1, CH2 Charge 1 and 2 keys DEPT # Department code entry key CHK Check 1 key RA2 Received-on-account 2 key VOID Void key PO2 Paid-out 2 key RFND Refund key CONV2 ~ CONV4 Conversion 2 thru 4 key
4. MODE SWITCH 5. DISPLAY 4-1. MODE SWITCH AND MODE KEYS 5-1. OPERATOR DISPLAY Operative range Display device: LCD Number of lines: 2 lines Number of positions: 16 positions MA SM Color of display: Yellow / Green Character font: 5 x 7 dot Character size: 4.84 (W) x 8.06 (H) mm Layout: REG OP X / Z OFF PGM1 MGR X1 /Z1 X2/Z2 PGM2 • Manager key (MA) • Submanager key (SM) 5-2.
■ Operator display 6. PRINTER The operator display consists of a two-line dot-matrix display (16 characters/line). 6-1. PRINTER Price level / PLU level Dept. name / PLU name / function text (e.g. P2L3) Cashier code or mode name • Part number: PR-45M II (PR-45M compatible) • NO. of stations: 2 (Receipt and journal) Function message display area • Validation: No Numeric entry display area • Printing system: Line thermal • No. of dots: Receipt 288 dots Horizontal 0.125mm Vertical 0.
. DRAWER 7-2. MONEY CASE For U version [OUTLINE] Separation from the drawer • Standard equipment: Yes Separation of the coin compartments from the money case • Max. number of additional drawers: 1 Allowed Disallowed Allowed Bill separator • The drawer consists of: For A version Allowed Number of compartments No No 5B/5C 5B/6C 1) Drawer box (outer case) and drawer 2) Money case 3) Lock (attached to the drawer) For U version For A version 5B/5C 5B/6C [SPECIFICATION] 7-1.
3. SUPPLIES NO 1 PARTS CODE PRICE RANK TPAPR6645RC05 BA PARTS CODE PRICE RANK UKOG-6705RCZZ BU NAME Thermal roll paper DESCRIPTION 5 ROLLS/PACK 4. SPECIAL SERVICE TOOLS NO 1 NAME RS-232 Loop-back connector DESCRIPTION CHAPTER 3. MASTER RESET AND PROGRAM RESET The SRV key is used for performing entries in the SRV mode. 4) Program the [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [00] [000] [.] [CL] [@/FOR] [SBTL] [CA/AT] keys by depressing the keys in this order.
CHAPTER 4. HARDWARE DESCRIPTION 1. BLOCK DIAGRAM 2. MEMORY MAP ER-A410 and ER-A420 2-1.
3. CPU PIN TABLE M16C/24 PORT MEMORY SPACE: NORMAL MODE PROCESSOR MODE: MICRO PROCESSOR MODE It is used by a separate BUS (8bit width). PORT PIN I/O Pin No. name Signal name Initial OFF value MODE PORT PIN I/O Pin No.
PORT PIN I/O Pin No. name P96 1 Signal name Initial OFF value MODE O P96 LCDON P97 100 I P97 P100 97 I P101 95 The PR-45M II printer is used. Out L LCD POWER ON IPLON In IPL ON SIGNAL AN0 TM In HEAD TEMPERATURE MONITOR I AN1 VPTEST In HEAD VOLTAGE MONITOR P102 94 I AN2 VREF In REFERENCE VOLTAGE P103 93 O AN3 /STRB1 H In PRINTER STORE SIGNAL 1 P104 92 O AN4 /STRB2 H In PRINTER STORE SIGNAL 2 No.
5. A/D CONVERSION 4-2. HEAD CONTROL HEAD: 864 dots in all Printable range The following three kinds of signals are inputted to the A/D conversion port of the ER-A410/ER-A420. RECEIPT side 384 dots JOURNAL side 384 dots Related PORT No. No.
6. KEY/DISPLAY 6-2. KEY/DISPLAY SCAN On the ER-A410/ER-A420, the key and display scan signal is common. 6-1. LCD CONTROL Key/display scan and key read are performed at the following timing. The LCD control is the same for the ER-A410/ER-A420.
6-3. OTHERS CPU STO ST1 ST2 ST3 ST4 ST5 MGR MODE P90 SRV PGM VOID OP X/Z REG OTHERS P91 PF-R PF-J RPE HEAD UP JPE The MODE key switch and other sensor signals are read with the CPU port P90 and 91 at the keyboard strobe timing. Reading is performed 10~100us before turning off the strobe signal. P90 P91 ST6 ST7 ST8 X1/Z1 X2/Z2 ST9 Key Select DRAWER OPEN RS1_CI 7. SERIAL I/O The ER-A410/ER-A420 is provided with 2 channels of RS-232 PORTs as standard provision.
8. POWER POFF, RESET TIMING CHART +5V Service interruption should be performed within 10ms after generation of /POFF. 24V LM2574 + TR TRANS. 20.8V +24V /RESET DRAWER PRINTER /POFF /EFTRES POWER ON PQ1CG2032 Instant service interruption VLED 5.7V MODE SRV' MODE POWER OFF Other than SRV' VCC 5.0V VDD 5.0V /POFF detection point 15. I/O BATTERY Write 9.
CHAPTER 5. DIAGNOSTIC PROGRAM 1. TEST ITEMS 2.
3) PRINTER TEST 5) MODE SWITCH TEST 1 Key operation 1 Key operation 102 3 105 3 CA/AT 2 Test procedure 2 Test procedure OP display CA/AT R / J SRV P R I N T E R OP display MODE 1 0 5 SRV SW X Enlargement MODE: SRV_PGM2_PGM1_OFF_OP X/Z_REG_MGR_X1/Z1_X2/Z2__SRV 1 2 9 3 4 5 6 7 0 X : 0 The above X must be read in the correct order. (If the contact is open, 9 will be displayed.) 3 Check: 5 lines of 24 digits are printed. The display during testing and the content of the completion print.
7) CLOCK TEST 9) DRAWER 2 OPEN & SENSOR TEST 1 Key operation 1 Key operation 107 3 111 3 CA/AT 2 Test procedure OP display CA/AT 2 Test procedure T I ME R 1 0 7 OP display SRV CHECK DRAWER 2 SRV X X : O = DRAWER OPENED Hour Min. Sec. C = DRAWER CLOSED Blinks at an interval of 0.5 sec. 3 Check that: A) The drawer 2 opens normally. 3 Check that: B) The sensor correctly indicates the status of the drawer 2. “–“ blinks and the clock counts up.
11) EXTERNAL RAM TEST 12) CPU INTERNAL RAM TEST 1 Key operation 1 Key operation 120 3 121 3 CA/AT 2 Test procedure CA/AT 2 Test procedure The test program tests internal RAM (10 Kbytes) of the CPU. The contents of memory must be stored before and after this test. RAM (00400H ~ 02BFFH area) is tested in the following procedure. The standard 256 Kbyte RAM is checked. The contents of memory must be stored before and after this test.
14) AD CONVERSION PORT TEST 16) RS232 CH2 TEST 1 Key operation Install the RS232 loopback connector. 160 3 1 Key operation CA/AT 501 3 2 Test procedure CA/AT 2 Test procedure The test program displays the voltage of each AD conversion port. The test program checks the control signals.
CHAPTER 6. IPL FROM EP-ROM Before installation, unplug the AC power cord from the AC outlet. 6. Unplug the AC power cord from the AC outlet. 1. Open the top cabinet. 7. Remove the IPL ROM from to the IC socket of the MAIN PWB. 2. Set the IPL switch (S1) to ROM COPY position. 8. Set the IPL switch (S1) to GND position. ROM COPY ROM COPY GND GND VCC VCC S1 S1 S1 S1 IPL switch IPL switch 9. Replace the top cabinet. 3. Install the IPL ROM in the IC socket of the MAIN PWB. 10.
A B C D 6 5 8 1 2 CN1 7 PS CN(2Pin)5273-02A POWER TRANS1 120V POWER SUPPLY MAIN PWB C2 220uF/50V F1 T1.0A/250V +24V C1 MYLOR 0.033uF (WITH HOLDER) 6 - F2 UL,CSA T3.15AL/125 V + 1 IC1 CP301 + C6 4700uF/50 V F3 T2.0A/25 0V C3 0.01uF 5 2 PQ1CG2032 FZ IC1:HEAT SINK BD1 5 + RB060 L40 D1 C10 TP2 VO 0.1uF 180uH Chock L1 C11 100uF/50V + 1 CHAPTER 7. CIRCUIT DIAGRAM AND PWB LAYOUT 7 5 4 1 C4 4 IC2 7 Q1 KTD998 Q1:HEAT SINK PTZ6.
A B C D /RESET 100pF*8(C20-C27) R76 8 330pF CST12.0MTW 470 C48 2 C23 10K R20 R68 1 X2 3 VCC C24 10K R21 C25 10K R22 10 9 74LV00A IC14C 1 2 3 4 IC4 FS781 XIN XOUT S1 LF C27 10K R24 8 VDD 7 S0 6 FSOUT 5 VSS 8 /POFF C26 10K R23 7 150pF*8(C12-C19) 2.2K 2.2K 2.2K 2.2K 2.2K 2.2K 2.2K 2.2K PLACE NEAR CPU!!! 330pFx5 3.3K C68 0.
– 22 – A B C D 8 R86 3.9K C78 ZD2 UDZ5.1B (1uF/50V) +24V IPLON R145 47K BA1 BA0 FLASH ROM R88 6.2KF + R85 9.1KF R146 47K 6 5 7 IC17B BA10393F R84 10KF A19 /CS0 BA23 7 - + IC19 VCC Y0 Y1 Y2 Y3 Y4 Y5 Y6 3 VLED 2 3 6 IC17A BA10393F R83 2.7K VCC 16 15 14 13 12 11 10 9 R87 10K VCC 1 ROM COPY IPL SW SSS 312 S1 74LV138A A B C G2A G2B G1 Y7 GND 2 P-OFF 7 56K R82 0.
ER-A410U/ER-A420U CIRCUIT DIAGRAM AND PWB LAYOUT – 23 – A B C D /RD /WR 8 10 9 /CI2 /CTS2 /DR2 /CD2 KR8 KR9 KR10 KR11 A3 /CS3 KS3 KS1 KS2 KS0 A3 /CS3 8 /LE0W 74LV00A IC13C LCD I/F 8 KS3 KS1 KS2 KS0 A0 A1 /WR A0 A1 C90 0.
CIRCUIT DIAGRAM AND PWB LAYOUT A B C D /EFTRS /RS2 /EFTER /ER2 EFTSD TXD2 8 D13 10K (10K) VCC 10K /EFTC 10K R132 (10K) 10K (10K) 7 10K 1 15 2 3 5 6 11 10 14 13 1SS355 R125 7 R133 R134 R135 R136 R137 R138 VCC P91 /S9 /CTS1 /DR1 /CD1 RXD1 TXD1 /ER1 /RS1 RS232C DRIVER 8 4Y 3Y 2Y 1Y 74HC157DR A/B G 1A 1B 2A 2B 3A 3B 4A 4B IC34 /CTS2 /DR2 /CI2 /CD2 C110 0.1uF C122 0.1uF C121 0.1uF C111 0.
CIRCUIT DIAGRAM AND PWB LAYOUT A B C /S2 P91 /S4 P91 8 1SS355 D10 1SS355 D9 C103 330pF Q6 KRC111 S C102 330pF Q5 KRC111 S 4.7K R100 R99 18KF VCC 2 3 240 7 C99 1000pF R103 BA10393F IC28A 1 5 +24V 6 +24V BA10393F R111 4.7K VCC IC28B 7 R102 4.7K VCC TM1 EFCB32 2513TS C97 100pF FB1 100K R107 100K R106 3 1 IC29 KIA431F 0.1uF C98 FB10 RAS RBS RCS RDS FB11 2 0.1uF 6 C96 EFCB322 513TS 0.
ER-A410U/ER-A420U CIRCUIT DIAGRAM AND PWB LAYOUT – 26 – A B C D 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 35 36 37 38 39 40 VCC KR8 KR9 /S2 /S3 /S4 KR10 /S6 KR11 /RESET P90 P91 KR0 KR1 KR2 KR3 KR4 KR5 KR6 KR7 /S9 a b c d e f g dp 8 KEY I/F RELAY CN(40Pin)52045-4045 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 35 36 37 38 39 40 CN7 FOR KEY I/F DRIVER 8 40 39 38 37 36 35 34 33 32 31 30 29 28 2
PWB LAYOUT MAIN PWB TOP BOTTOM ER-A410U/ER-A420U CIRCUIT DIAGRAM AND PWB LAYOUT – 27 –
q PARTS GUIDE ER-A410 MODEL ER-A420 PRINTER : PR-45MII (U,A version) CONTENTS 1 Exteriors. 2 Keyboard unit[ER-A410] 3 Keyboard unit[ER-A420 4 Drawer box unit(SK-423 type) 5 Packing material & Accessories 6 Main PWB unit 7 Key I/F PWB unit 8 Pop UP PWB unit 9 Articles for consumtion F Service options & Special service tools ■ index Parts marked with "!" are important for maintaining the safety of the set.
1 Exteriors NO.
1 Exteriors 6 1 7 8 58 12 10 9 12 61 5 2 4 3 4 11 A 56 C B 15 14 15 22 57 59 35 52 26 60 25 59 50 37 28 27 15 16 17 C 28 18 50 37 15 13 32 21 15 41 D 39 D A 24 29 28 B 40 E 19 38 31 38 37 42 20 23 49 54 37 E 48 33 15 55 RCP00453 –2–
2 Keyboard unit[ER-A410] NO.
2 Keyboard unit[ER-A410] 1 2 7 15 16 6 4 3 A 4 3 11 18 5 8 17 9 A 12 11 13 11 10 501 10 14 10 10 RCP0045 3 Keyboard unit[ER-A420] 1 15 2 3 4 16 11 18 17 7 5 A 8 9 16 11 12 A 11 13 10 501 10 10 RCP00455 14 –4– 10
4 Drawer box unit(SK-423 type) NO.
4 Drawer box unit(SK-423 type) 15 For CANADA 5 1 7 5 3 3 4 8 5 6 504 22 43 505 11 27 25 26 16 17 18 23 24 28 57 15 13 14 503 28 29 30 31 29 30 32 20 For U.S.A.
5 Packing material & Accessories NO.
6 Main PWB unit NO.
6 Main PWB unit NO.
8 Pop UP PWB unit NO. PARTS CODE QCNCW7202BH1E VHPD5680GL2-1 VHPS5680GL2-1 VRD-RC2EY270J (Unit) 901 C P W B F 2 9 2 8 B H 0 1 1 2 3 4 PRICE NEW RANK MARK AK AQ AP AA BC PART RANK C B B C E DESCRIPTION Connector(52807-1510) LED(2 SEGMENT)(D568GWA) LED(1 SEGMENT)(S568GWA) Resistor(1/4W 27Ω ±5%) [CN1] [LED6,LED7,LED8] [LED9] [R1,R2,R3,R4,R5,R6,R7,R8] Pop up PWB unit 9 Articles for consumtion NO.
■ Index PARTS CODE [C] CCABB2571BHZB CCABB7861BHSB CCABM2597BH01 CCABM2597BHZZ CCAS-6682BH01 CCAS-6690BH02 CFRM-6682BH02 CFRM-6683BH01 CLOK-6683BH10 CPLU-1004BHZZ CPWBF2928BH01 " CPWBF2959BH01 " CPWBF2959BH02 " CPWBN2958BH02 " CSHEP2943BHSA CSHEP2996BHZZ [D] DKIT-8661BHZZ DKIT-8662BHZZ DKIT-8663BHZZ DUNT-1306BHZA DUNTK4098BHZZ [G] GBOXD2333BHZZ GBOXD2334BHZZ GCABA2572BHZL GCABB2571BHZF GCAS-6682BHZZ GCAS-6690BHZZ GCAS-6691BHZZ GCOVA7146BHZZ GCOVB2525BH02 GCOVB2526BHSA GCOVB2545BHZZ GCOVB2558BHZZ GCOVH2530
PARTS CODE QCNCW2946BHZZ " QCNCW2957BHZZ QCNCW2958BHZZ QCNCW7081BHZZ QCNCW7201BH1E QCNCW7202BH1E QCNCW7283BH2F QCNW-3184BHZZ QCNW-3185BHZZ QCNW-3186BHZZ QCNW-3187BHZZ QCNW-3188BHZZ QCNW-3189BHZZ QCNW-3202BHZZ QCNW-7121RCZZ QFS-B0322QCZZ QFSHD2109AFZZ QFS-K2005BHZZ QFS-K2007BHZZ QFS-K2008BHZZ QFS-K2009BHZZ QFS-K2315BHZZ QSOCZ2042SC32 QSW-M6872BHZZ QSW-S0744AFZZ QTANP0004BHZA QTANZ6661BHZZ [R] RALMB6646BHZZ RC-EZ106ARC1A RC-EZ2262RC1A RCILC6653BHZZ RC-KZ1054CCZZ RCORF2343BHZZ RCORF2345BHZZ RCORF2347BHZZ RCORF
PARTS CODE VS2SD2170//-1 VSKRA101M//-1 VSKRC111S//-1 VSKTA1271//-1 VSKTD998///-1 VSMTD2955V+-1 [X] XBBSC30P06000 XBPBZ40P06K00 XBPSD30P06000 XBPSD30P06K00 XEBSD30P08000 " " XEBSD30P12000 XHBSD30P04000 XHBSD30P12000 " XHBSD40P15000 XHBSD40P18000 XHPSC30P08000 XJPSD30P06000 " " XJPSD30P08000 XNESD40-32000 XNESD60-50000 XRESJ50-06000 XUBSD40P08000 XUPSD30P08000 XWSSD40-10000 XWSSD60-15000 NO.
q 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.