Sharp er-a410 service manual q SERVICE MANUAL, ER-A410 MODEL ER-A420, Electronic Cash Register

Models: er-a410

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qSERVICE MANUAL

qSERVICE MANUAL

CODE : 00ZERA410USME

ER-A410

ER-A420

ELECTRONIC CASH REGISTER

ER-A410 MODEL ER-A420

SRV KEY : LKGIM7113RCZZ

PRINTER : PR-45M II (U, A version)

CONTENTS

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 . . . . . . . . . . . . . . . . . . . . . 14

CHAPTER 6. IPL FROM EP-ROM . . . . . . . . . . . . . . . . . . . . . . . . . . 19

CHAPTER 7. CIRCUIT DIAGRAM AND PWB LAYOUT . . . . . . . . . 20

PARTS GUIDE

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.

This document has been published to be used

for after sales service only.

SHARP CORPORATION The contents are subject to change without notice.

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Sharp er-a410 service manual q SERVICE MANUAL, ER-A410 MODEL ER-A420, Electronic Cash Register, CODE 00ZERA410USME