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Epson LT-286e Specifications, Main Unit, Interfaces, 1MB, Specifications C-1

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Appendix C

Specifications

Main Unit

CPU	8OC286 microprocessor, 8 MHz or 12 MHz
	clock speed; switch selectable
Main memory	1MB (640KB standard and 384KB
	extended)
Math coprocessor 80C287 coprocessor (optional), 8 MHz

Interfaces

Parallel	Standard 8-bit parallel, 25-pin, D-type
	female connector
Serial	RS-232C, programmable, asynchronous,
	9-pin, D-type male connector
Video	9-pin, female connector supports MDA,
--	CGA, EGA, and extended EGA
External	15-pin, D-type female connector
diskette drive	15-pin, D-type female connector

Expanded keyboard Keyboard connector

Speaker	Internal
Option slot	One 2/3-size, IBM PC AT-compatible slot
Memory	Internal RAM memory card slot allows
	expansion to 2MB; 40-pin male connector

--	Specifications C-1

Contents

Page User’s Guide Corrections Page COPYRIGHT NOTICE TRADEMARKS FCC COMPLIANCE STATEMENT FOR AMERICAN USERS Page Contents Defining LCD Options LCD Adjustment Options Reverse video mode Special Keys on the Equity LT-286eKeyboard How Diskettes Work Formatting a 1.44MB Diskette Formatting a 720KB Diskette Using DISKCOPY Using BACKUP Using the MS-DOSShell Program Appendix A DIP Switches and Slide Switches Setting the DIP Switches Accessing the DIP Switches Replacing the Expansion Card Cover Setting the Slide Switches Introduction The following optional equipment is available from your Epson dealer: c3 An 80C287 math coprocessor LI A 2400-baud, Hayes®-compatible, auto-dialinternal modem LI An internal RAM memory card to expand memory to 2MB CI An external 1.2MB, 5 ‘/+inch diskette drive LI An additional battery pack Cl An additional AC adapter CL An adapter for an external, Epson keyboard CI Carrying case QMS-DOSInstallation Guide-Usethis manual to install MS-DOSon your hard disk How To Use This Manual Where To Get Help Setting Up Your System 1 Unpacking 3 Installing the Hard Disk Drive Page Press firmly (but carefully) on the hard disk drive until it snaps into place 3 Connecting a Printer Using the Parallel Interface Page 6.Plug the printer’s power cable into an electrical outlet 1-8Setting Up Your System Using the Serial Interface 4 Connecting the AC Adapter Page Page Connecting the Power Cord 6 Starting the System Turning On the Computer Page Adjusting Screen Contrast and Brightness Initial Screen Display 7 Running the SETUP Program Starting the SETUP Program Press <DEL> key to run SETUP utility Want to run SETUP utility (Y/N) and CMOS SETUP ***WARNING Entering the wrong disk drive TYPE causes improper operation of the disk If disk not installed, press <RETURN SETUP then displays these prompts: E n t e r The screen shows you these values to enter for diskette drives: Press 3 and Enter for drive A 8.SETUP displays this prompt: 1-20Setting Up Your System 8 Inserting the Install Diskette correct (Y/N) Using the Equity LT-286e Using the AC Adapter Using the Battery Remember the following when you are charging the battery: Connecting the Battery Pack 5. Pull the battery pack up until it snaps into place To remove the battery pack, follow these steps: 1.Make sure the computer is off 2.Disconnect the AC adapter Page Status Indicator Bar Page Opening and Closing the Screen Using the Handle Selecting Execution Speed Defining LCD Options Backlight Period SETLCD /xx SETLCD /2 SETLCD /0 SETLCD /00 SETLCD /ALL LCD Adjustment Options SETLCD Special Keys on the Equity LT-286eKeyboard The and The following table describes special keys on the Equity LT-286ekeyboard Key 2-16Using the Equity LT-286e Using Diskettes How Diskettes Work Choosing Diskettes for the Equity LT-286e Caring for Diskettes CI Never wipe, brush, or try to clean diskettes in any way Ci Store diskettes properly in diskette containers 2-20Using the Equity LT-286e Inserting and Removing Diskettes Making Backup Copies Write-ProtectingDiskettes Using the Hard Disk Drive Caring for the Hard Disk Protecting the Data on Your Hard Disk Improving Hard Disk Performance Turning Off the Hard Disk HDDPSAVE /xx HDDPSAVE /0 Modifying the AUTOEXEC.BAT File 1.Type COPY AUTOEXEC.BAT + CON AUTOEXEC.BAT and press Enter SETLCD HDDP SAVE -Resetting the Computer Turning Off the Computer Using MS-DOSWith Your Computer Starting and Exiting MS-DOS Changing the Current Drive Page The MS-DOSCommand Format Entering MS-DOSCommands Storing Data DATA.TXT Using Directories Root LEDGER WORDPROC ACCOUNTS SALES The Current Directory Listing the Contents of a Directory DIR \LEDGER Using Pathnames LETTERS\APRIL.TXT Creating Directories Changing Directories Copying From One Directory to Another Deleting a Directory Formatting Diskettes Formatting a 1.44 MB Diskette \DOS FORMAT A: Insert new diskette for drive A: and strike ENTER when ready Formatting a 720KB Diskette FORMAT A: /F:720 Copying Data Using DISKCOPY Insert TARGET diskette in drive A: Press any key to continue Using COPY COPY COPY A:REPORT C: COPY A:REPORT C:FACTS COPY A:REPORT A:FACTS COPY A:REPORT COPY A:*.* C: COPY A:MEMO? C: Using BACKUP Page Deleting Data DEL DEL APRIL.TXT DEL Using the MS-DOSShell Program Using HELP HELP HELP HELP COPY HELP DISKCOPY FORMAT COPY Using MENU MENU EXIT File Utilities Disk Utilities MENU Utility Options Using an AUTOEXEC.BAT File Creating an AUTOEXEC.BAT File COPY CON: C:\AUTOEXEC.BAT Starting an Application Program Troubleshooting The Computer Won’t Start The LCD Screen Is Blank The Monitor Screen Is Blank The Computer Locks Up Diskette Problems Hard Disk Problems DIP Switches and Slide Switches Setting the DIP Switches Accessing the DIP Switches Page The following tables list the system functions these switches control A-4DIP Switches and Slide Switches DIP Switches and Slide Switches A-5 Switch l-Thisswitch is not used and must always be set to ON Set this switch to ON if you have attached an external EGA monitor A-6DIP Switches and Slide Switches Switch 3--Thisswitch is reserved and must always be set to ON Switch 4-Thisswitch is reserved and must always be set to ON Switch 5-Thisswitch is reserved and must always be set to ON switches define the EGA configuration Switch l-This switch is not used and must be set to ON Set this switch to OFF if the primary display is monochrome Switch 5--Thisswitch is reserved and must always be ON Switch IO-Thisswitch is not used and must be set to ON A-8DIP Switches and Slide Switches Replacing the Expansion Card Cover Page Setting the Slide Switches CRT/LCD the FDD EXT/INT switch to the left if you plan to connect an external 1/4-inch Installing Options Connecting an External Color Monitor Page Connecting an External Diskette Drive Installing the Internal Modem Installing the RAM Card Connecting an External Keyboard Installing an Option Card B-8Installing Options Page Page Installing Options Page Installing a Math Coprocessor Page Specifications Main Unit Interfaces Keyboard Mass Storage Display Power Supply Power Requirements Environmental Requirements Options Glossary 2 Glossary A measure of data transmission speed. Usually equivalent to bits per second To load a program or an operating system into the computer’s memory Glossary CMOS CMOS RAM 4Glossary Page default drive The information a computer stores or processes A formatted diskette you use to store data files The number of bits per character in serial transmissions A synonym for current directory A synonym for current drive Page Page A suffix of up to three characters you can add to a filename A name of up to eight characters MS-DOSuses to identify a file 10 Glossary Page A type of diskette. High-density,3 l/z-inchdiskettes have a capacity of 1.44MB 1.44MB Liquid Crystal Display. A form of flat panel display To make a drive or directory the current drive or directory 12 Glossary Monochrome Display Adapter CPU Page Page Page Page Page Page Page Index also 2 Index Index Page Index 2-3 2-7 A-1 2-7 -8, 4-1 6 Index Reader Comment Card Equity LT-286eUser’s Guide EPSON EPSON America, Inc 2780 Lomita Blvd Torrance, CA