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Epson II+ manual 81

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Diagnostics

Contents

Page Equity™ II+ User’s Guide Page Page Page Contents Appendixes Figures Tables Introduction How to Use this Manual Page Setting Up Your System Unpacking Choosing a Location Arranging the Components The front panel The back panel Connecting the Power Cord Connecting a Video Monitor Page Connecting the Keyboard Page Connecting a Printer Serial interface Turning On the Computer Turning on the power switch Initial setup procedure Initial screen display Page Inserting and Removing Diskettes Special Keys on the Equity II+ Keyboard Selecting Execution Speed Resetting the Computer Turning Off the Computer Page How Disks Work Choosing Diskette Drives for the Equity II+ Caring for your Disks and Disk Drives Page Protecting your Data Page Using Two Diskette Drives Using a Single Diskette Drive Using a Hard Disk Drive Page Removing the Cover Page Installing an Option Card Page Page Page Removing an Option Card Replacing the Cover Post-installationSetup The Computer Fails To Start Up The Video Display Does Not Appear The Computer Does Not Respond Floppy Disk Problems Hard Disk Problems Software Problems Printer Problems Option Card Problems Jumper Settings Changing a Jumper Setting Memory Card Jumpers Page Main Circuit Board Jumpers Page Multi-functionCard Jumpers Page Page CPU and Memory Controllers Interfaces Power Supply Mass Storage Keyboard Environmental Requirements Physical Characteristics (CPU Only) Power Requirements Options Glossary Page Page Page Page Page Page Page Index Page Page Page Page Diagnostics Page Page Page Appendixes Page Page Starting the Diagnostics The Power-onSelf Test The OPERATION MENU Diagnostics and MS-DOSCommands Using the Setup Program Changing the Amount of Memory Page Using a Different Type of Display Adding an 80287 Coprocessor Changing Disk Drives Setting the Real-timeClock Page Formatting and Checking Options Conditional Format (Normal) Page Page Unconditional Format Destructive Surface Analysis Page Non-destructiveSurface Analysis Formatting a Diskette Page Performing System Diagnostics Using the System Diagnostics Program Modifying the DEVICE LIST Selecting a test Resuming from an error System Board Check Memory Check Keyboard Check Monochrome Display Adapter and CRT Check Monochrome adapter check Attribute check Character set check Video check Color Graphics Adapter and CRT Check Color graphics adapter check 40-columncharacter set check 320x200 graphics mode check 640x200 graphics mode check Screen paging check Light pen check Color video check Floppy Disk Drives and Controller Check Sequential seek check Random seek check Write, read check Speedcheck Disk change check Math Coprocessor Check (80287) Parallel Port (Printer Interface) Check Parallel Port (on Video Adapter) Check Serial Port (RS-232C)Check Page Alternate Serial Port Check Dot-matrixPrinter Check Hard Disk Drives and Controller Check Seek check Head select check Error detection and correction check Read, verify check Run all above tests Page Moving the Hard Disk Page Error Codes and Messages Page Types of Hard Disk Drives Page System Device Check Clock and CMOS RAM Check RAM Check Keyboard Controller and Keyboard Check Display Card Check Optional RAM Check Floppy Disk Drive Seek Check Hard Disk Controller and Hard Disk Check Page Page Page 8 Steps to Setting Up the Equity II+