Page 2 - CAUTIONS
ER-A410U/ER-A420U 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.
Page 3 - CHAPTER 1. SPECIFICATIONS; Front view
ER-A410U/ER-A420U 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 except the receipt paper feed and journal paper feed keys can be re-positioned. ■ ■ ■ ■ Key n...
Page 5 - MA
ER-A410U/ER-A420U SPECIFICATIONS – 3 – 4. MODE SWITCH 4-1. MODE SWITCH AND MODE KEYS The mode switch has these settings: 5. DISPLAY 5-1. OPERATOR DISPLAY Layout: 5-2. CUSTOMER DISPLAY Layout: OFF: This mode locks all register operations. No changes may occur to register data. OP X/Z: This setting al...
Page 6 - Operator display
ER-A410U/ER-A420U SPECIFICATIONS – 4 – ■ ■ ■ ■ Operator display The operator display consists of a two-line dot-matrix display (16 char- acters/line). • Cashier code or mode displayed The mode that the key is placed in is displayed. When a cashier is assigned, the cashier code is displayed in the RE...
Page 7 - oc
ER-A410U/ER-A420U OPTIONS – 5 – 7. DRAWER [OUTLINE] • Standard equipment: Yes • Max. number of additional drawers: 1 • The drawer consists of: 1) Drawer box (outer case) and drawer 2) Money case 3) Lock (attached to the drawer) [SPECIFICATION] 7-1. DRAWER BOX AND DRAWER 7-2. MONEY CASE 7-3. LOCK (LO...
Page 8 - SPECIAL SERVICE TOOLS; CHAPTER 3. MASTER RESET AND PROGRAM RESET
ER-A410U/ER-A420U MASTER RESET AND PROGRAM RESET – 6 – 3. SUPPLIES 4. SPECIAL SERVICE TOOLS CHAPTER 3. MASTER RESET AND PROGRAM RESET The SRV key is used for performing entries in the SRV mode. A MASTER RESET clears the entire memory and resumes initial values. A PROGRAM RESET resumes the initial pr...
Page 9 - CHAPTER 4. HARDWARE DESCRIPTION
ER-A410U/ER-A420U HARDWARE DESCRIPTION – 7 – CHAPTER 4. HARDWARE DESCRIPTION 1. BLOCK DIAGRAM ER-A410 and ER-A420 2. MEMORY MAP 2-1. ADDRESS MAP Only the /CS0, /CS1 area (28000h~FFFFFh) in the bank is valid. 2-2. EXTERNAL BUS CPU MITSUBISHI M30620SAFP 12MHz(INTERNAL RAM 10KB) EXTERNAL MEMORY RAM 512...
Page 11 - POWER SUPPLY/CONTROL PINS
ER-A410U/ER-A420U HARDWARE DESCRIPTION – 9 – POWER SUPPLY/CONTROL PINS 4. PRINTER CONTROL The PR-45M II printer is used. 4-1. STEPPING MOTOR CONTROL The stepping motor is driven at a constant voltage by the Sanken STA471A. 1step: 0.125mm, 1dot: 1step Printing speed: 50mm/s <CPU’s PORT> <DRI...
Page 15 - FLASH MEMORY REWRITE PROCEDURE
ER-A410U/ER-A420U HARDWARE DESCRIPTION – 13 – 8. POWER 9. FLASH MEMORY REWRITE PROCEDURE 10. DRAWER The ER-A410/ER-A420 is provided with 2 separate DRAWER ports. The DRAWER solenoid energizing time is as shown below. 50ms (max) 45ms(min) 11. PRINT RATIO LIMITATION Max. 288dot/1line x 140line (Corres...
Page 16 - CHAPTER 5. DIAGNOSTIC PROGRAM; DESCRIPTION OF EACH DIAG PROGRAM; ) DISPLAY BUZZER TEST
ER-A410U/ER-A420U DIAGNOSTIC PROGRAM – 14 – CHAPTER 5. DIAGNOSTIC PROGRAM 1. TEST ITEMS The test items are as follows: * Starting DIAG. Mode switch: SRVkey operation: Above code + “CA/AT” key 2. DESCRIPTION OF EACH DIAG PROGRAM 1) DISPLAY BUZZER TEST 1 Key operation 100 3 2 Test procedure The decima...
Page 17 - ) PRINTER SENSOR TEST
ER-A410U/ER-A420U DIAGNOSTIC PROGRAM – 15 – 3) PRINTER TEST 1 Key operation 102 3 2 Test procedure At the receipt side, the logo is also printed and the receipt is issued. 3 Check that: The print is free from contamination, blur, and uneven density. 4 End of testing The test will end automatically. ...
Page 19 - 1) EXTERNAL RAM TEST
ER-A410U/ER-A420U DIAGNOSTIC PROGRAM – 17 – 11) EXTERNAL RAM TEST 1 Key operation 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) S...
Page 20 - 4) AD CONVERSION PORT TEST
ER-A410U/ER-A420U DIAGNOSTIC PROGRAM – 18 – 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 printsthe following. 1 6 0 15) RS232 CH1 TEST ...
Page 22 - MAIN PWB; POWER SUPPLY
ER-A410U/ER-A420U CIRCUIT DIAGRAM AND PWB LAYOUT – 20 – A B C D 876 5 4 3 21 1 2 3 4 5 6 7 8 D C B A 6,8pin:N.C VCC +5VVCC +5V VLED +5.8V with FUSE VH +24V Q1:HEAT SINK IC1:HEAT SINK VLED VCC VDD +2 4V +2 4V Q1 KTD 998 + C9 47u F /16V POWER TRANS1 12 0V F2 UL,CSA T3.15AL/125 V (WITH HOLDER) IC2 LM25...
Page 23 - CPU CG
ER-A410U/ER-A420U CIRCUIT DIAGRAM AND PWB LAYOUT – 21 – A B C D 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 D C B A CPU CG 2/7 V CC :2 0pin GN D :1 0pin PL A C E N E A R C PU!!! 7 pin: GN D 7 pin: GN D *I C 1 2 1 4 pin:V DD *I C 6 7 pin: GN D *I C 1 4 1 4 pin:V DD *I C 8 1 4 pin:V DD 1 5 0p F *1 0 (C 3 0 -C 3 9...
Page 24 - FLASH ROM
ER-A410U/ER-A420U CIRCUIT DIAGRAM AND PWB LAYOUT – 22 – A B C D 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 D C B A FLASH ROM 3/7 P-OFF 2 3 1 R O M C OP Y 7 P in:GN D *I C 9 1 4 P in: V DD A 1 6 A 1 7 A 1 5 A 1 4 A 1 3 A 1 2 A 1 0 A 11 D 7 A 9 D 6 A 8 D 5 D 4 A 1 8 D 3 A 7 D 2 A 6 D 1 A 5 D 0 A 4 A 3 A 2 A 1 A ...
Page 27 - PRINTER DRIVER
ER-A410U/ER-A420U CIRCUIT DIAGRAM AND PWB LAYOUT – 25 – A B C D 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 D C B A PRINTER DRIVER 6/7 EF C B 3 22 5 1 3 TS(F B 2 -F B 9) G S D T M 1 T M VH /JP ES /R P ES /R P F A /R P F B /R P F C /R P F D /JP F A /JP F B /JP F C /JP F D V R C O M V J C O M P H U P S P 9 1 P 9 ...
Page 28 - DRIVER
ER-A410U/ER-A420U CIRCUIT DIAGRAM AND PWB LAYOUT – 26 – A B C D 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 D C B A DRIVER 7/7 D R A WER 1 D R A WER 2 R IGHT- A NGL E C ON R IGHT- A NGL E C ON F O R K E Y I /F F B 22 ,2 3 ,2 4 ,2 5 :JUMP ER W IRE C U T M + C U T M - C U T S -- > P A TT ER N S H A R T S T A N...
Page 29 - PWB LAYOUT; TOP
ER-A410U/ER-A420U CIRCUIT DIAGRAM AND PWB LAYOUT – 27 – PWB LAYOUT MAIN PWB TOP BOTTOM
Page 30 - PARTS GUIDE; CONTENTS; ones for maintaining the safety and performance of the set.; SHARP CORPORATION; MODEL
q PARTS GUIDE 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 usedfor after sales service o...
Page 31 - Exteriors; PARTS CODE
– 1 – 1 Exteriors NO. PARTS CODE PRICE RANK NEW MARK PART RANK DESCRIPTION 1 G C O V B 2 5 2 5 B H 0 2 AX D Printer cover unit 2 D U N T K 4 0 9 8 B H Z Z BR E LCD unit (include No.61) 3 Q C N W - 3 1 8 5 B H Z Z AW C LCD cable 4 X J P S D 3 0 P 0 8 0 0 0 AA C Screw(3 × 8) 5 C C A B B 2 5 7 1 B H Z ...
Page 36 - For CANADA
– 6 – 4 Drawer box unit(SK-423 type) RCP00456 3 0 2 8 2 9 3 1 3 2 3 3 3 4 3 5 4 4 3 9 4 4 3 9 4 4 3 9 4 0 4 1 2 8 2 9 3 0 2 1 2 0 3 7 3 6 4 2 5 0 2 3 8 3 8 2 4 2 5 2 6 2 7 2 2 1 3 1 4 1 5 1 6 1 7 1 8 2 3 5 0 1 5 5 5 6 1 2 5 7 8 5 For U.S.A. 504 503 1 3 1 5 4 3 5 5 5 8 7 4 3 1 1 5 7 505 6 For CANADA
Page 41 - Index
– 11 – ■ Index PARTS CODE NO. PRICE RANK NEW MARK PART RANK [C] CCABB2571BHZB 1- 5 BD D CCABB7861BHSB 1- 6 AS D CCABM2597BH01 4- 1 BM N D CCABM2597BHZZ 4- 506 BQ N D CCAS-6682BH01 4- 501 BF E CCAS-6690BH02 4- 505 BK E CFRM-6682BH02 4- 504 AQ E CFRM-6683BH01 4- 16 AW D CLOK-6683BH10 4- 503 BM N E CPL...
Page 44 - COPYRIGHT; No part of this publication may be reproduced,
q SHARP CORPORATIONDigital Document Systems GroupProducts Quality Assurance DepartmentYamatokoriyama, Nara 639-1186, Japan 2002 August 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 ...