NCR 7460 Manuel utilisateur

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NCR 7460 Retail Terminal

Release 1.0

Hardware Service

Guide

1

B005-0000-1338

Issue A

NCR 7460 hardware service ManualNCR 7460 hardware service ManualNCR 7460 hardware service ManualNCR 7460 hardware service Manual

iv

Table of Contents

Chapter 1: Product Overview

Introduction.....................................................................1-1

Core Serial Number/Model Number Label................1-2

Display Serial Number/Model Number Label ..........1-3

Hardware Modules.........................................................1-4

Base Unit....................................................................1-4

Hardware Options....................................................1-5

Chapter 2: POST Diagnostics

Power-On Self-Test (POST) Errors ...............................2-6

Error and Beep Codes..............................................2-7

BIOS Default CMOS Values..................................2-10

Main Values ........................................................2-10

Advanced Values ...............................................2-12

I/O Device Configuration.................................2-12

PCI Configuration..............................................2-13

Chapter 3: Hardware Service

Introduction.....................................................................3-1

Safety Requirements.................................................3-1

Fuse Replacement.................................................3-1

Power Supply Cord Used as Disconnect

Means.....................................................................3-1

Lithium Battery Warning....................................3-2

Touch Screen Cleaning Procedures........................3-2

Disassembly Procedures ................................................3-3

Removing the MSR...................................................3-3

Removing the Customer Display...........................3-4

v

Removing the Hard Drive.......................................3-7

Removing the Hard Drive Mount Assembly .......3-8

Removing the Power Supply..................................3-9

Removing the Motherboard..................................3-10

Removing the Operator Display ..........................3-11

Removing the LCD Controller Board Assembly3-14

Removing the Customer Display LCD................3-16

Removing the Touchscreen...................................3-17

Circuit Boards................................................................3-18

Processor Boards.....................................................3-18

Processor Board Components ..........................3-18

Replacing the Lithium Battery .........................3-20

Replacing the Processor.....................................3-21

Interrupts.............................................................3-24

DMA Channels...................................................3-25

Processor Board Connector Pin-Outs..............3-25

Ethernet 10/100 LAN Interface........................3-35

Power Supply..........................................................3-36

DC Outputs.........................................................3-36

Cable Pin Outs....................................................3-37

Terminal Power Diagram..................................3-38

Clearing the Password..................................................3-39

Index

This is a “Table of Contents preview” for quality assurance

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