Epson Equity LT-286e User Manual

Epson Equity LT-286e Manual

Epson Equity LT-286e manual content summary:

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    Epson® Equity™ LT-286e User's Guide Corrections Please note that your Epson Equity LT-286e provides support for an 80287 math coprocessor. Pages 2,1-17, and C-l of your User's Guide . See page 2-15 in your User's Guide for instructions. The Equity LT-286e comes with an empty plastic box in the
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    EPSON® EQUlTYTMLTTM-286e User's Guide
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    OF WARRANTY Epson America makes no representations or warranties, either express or implied, by or with respect to anything in this manual, and shall Centronics Data Corporation. Epson is a registered trademark of Seiko Epson Corporation. Equity and LT are trademarks of Epson America, Inc. GW
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    in strict accordance with the manufacturer's instructions, it may cause interference to radio its peripheral devices. To further isolate the problem: Disconnect the peripheral devices and their input Epson peripheral devices, you can obtain the proper shielded cable from your dealer. For non-Epson
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    iv
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    Contents Introduction How To Use This Manual 4 Where To Get Help 5 Chapter 1 Setting Up Your System 1 Unpacking 1-2 2 SETUP Program 1-18 8 Inserting the Install Diskette 1-21 Chapter 2 Using the Equity LT-286e Using the AC Adapter 2-1 Using the Battery 2-2 Connecting the Battery Pack
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    Options 2-14 Gray scale modes 2-14 Reverse video mode 2-15 Special Keys on the Equity LT-286e Keyboard 2-15 Using Diskettes 2-17 How Diskettes Work 2-18 Choosing Diskettes for the Equity LT-286e 2-18 Caring for Diskettes 2-19 Inserting and Removing Diskettes 2-21 Making Backup Copies 2-22
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    3-27 MENU Utility Options 3-28 Using an AUTOEXEC.BAT File 3-29 Creating an AUTOEXEC.BAT File 3-30 Starting an Application Program 3-31 Chapter 4 Troubleshooting The Computer Won't Start 4-1 The LCD Screen Is Blank 4-2 The Monitor Screen Is Blank 4-3 The Computer Locks Up 4-4 Diskette
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    Appendix A DIP Switches and Slide Switches Setting the DIP Switches Accessing the DIP Switches Replacing the Expansion Card Cover Setting the Slide Switches A-1 A-2 A-9 A-11 Appendix B Installing Options Connecting an External Color Monitor B-1 Connecting an External Diskette Drive B-3
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    Introduction Your Epson® Equity™ LT™-286e portable computer is a compact, high-performance system you can use the computer as long as you like and recharge the battery in the process. The Equity LT-286e comes with the following: Q An 80C286 microprocessor CI 1MB (megabyte) of internal RAM memory CI
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    device, such as an Epson printer or external modem, to your Equity LT-286e. You can connect a color monitor to the computer to take advantage of the color and the larger display. A slide switch lets you change between the LCD and an external CRT display. The LT-286e supports MDA, CGA, EGA, and
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    An additional AC adapter CL An adapter for an external, Epson keyboard CI Carrying case. Your Equity LT-286e comes with MS-DOS? version 4.01, by Microsoft? complete description of each MS-DOS command. Ll MS-DOS Shell User's Guide-Use this manual to learn about the new MS-DOS Shell feature. Q MS-DOS
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    . Chapter 3 provides basic instructions for using MS-DOS with your computer. You can find more detailed information about MS-DOS in the MS-DOS manuals. Chapter 4 provides troubleshooting guidelines you can follow if you encounter any problems while using your Equity LT-286e. Appendix A describes the
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    C lists the Equity LT-286e hardware specifications. At the back of the manual is a glossary of computer terms. Where To Get Help Customer support and service for Epson products is provided by a network of authorized Epson dealers and Customer Care Centers throughout the United States. Epson America
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    Epson Equity LT-286e portable computer is easy. Just follow the steps in this chapter. They describe how to attach the hard disk, connect a printer, and attach the AC adapter and power cord that come with your Equity LT-286e , continue with the instructions in this chapter. Setting Up Your System 1-1
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    the computer, printer, or any peripherals until the instructions tell you to do so. Otherwise, you may damage some part of your equipment. 1 Unpacking As you unpack the components, be sure to inspect each item. If anything is missing or damaged, consult your Epson dealer. 1-2 Setting Up Your System
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    : MS-DOS Installation Guide, MS-DOS Reference Manual, MS-DOS Shell User's Guide, MS-DOS Command Summary. You'll also find a registration card with the main unit. Fill out this card now and mail it to Epson. With your registration card on file, Epson can send you update information. Please keep
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    Follow these steps to install the hard disk drive: 1. Unwrap the hard disk drive. 2. Face the front of the computer and hold the hard disk drive with the PUSH button on the left and the retractable tabs on the right. 3. Position the hard disk drive directly above the hard disk drive slot on the
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    must be partitioned and formatted to run an operating system. The MS-DOS installation program, called SELECT, performs these functions. See your MS-DOS Installation Guide for details after you complete the remaining steps in this chapter. Setting Up Your System 1-5
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    3 Connecting a Printer The Equity LT-286e has both parallel and serial interfaces (ports). You can easily connect a printer or plotter that has either type of interface. Just follow the instructions below. Of course, Epson offers a full range of printer products; consult your Epson dealer for more
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    to open the computer's interface cover, as shown below. 4. One end of the printer cable has a 25-pin, D-shaped male connector. (See your printer manual if you cannot identify this connector.) Connect this end to the parallel connector labeled PRINTER on the right side of the computer, as shown below
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    the printer connector and push them into place. 6. Plug the printer's power cable into an electrical outlet. The standard DIP switch settings for the LT-286e define your parallel port as the primary parallel port. If you think the DIP switch settings have been changed or you would like a different
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    RS-232C on the right side of the computer. serial pot-l The Equity LT-286e uses an IBM PC AT-compatible, 9-pin, D-shaped male connector, so or the Epson MENU program) to make these changes. See your MS-DOS Reference Manual for instructions. The standard DIP switch settings for the LT-286e define your
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    4 Connecting the AC Adapter Follow these steps to connect the AC adapter: 1. Make sure the computer's power switch (located on the right side of the computer) is turned off. 2. Turn the computer around so the back panel is facing you. Position the back panel slightly over the edge of the desk or
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    4. Slide this box up into the slots on the connector on the back panel of the computer. Press the connector box up until it snaps into place. Be sure to read "Using the AC Adapter" in Chapter 2 for more information about the AC adapter. Setting Up Your System 1-11
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    When you are not using the AC adapter, replace the safety cover that protects the connector. WARNING Do not connect or disconnect the AC adapter when the computer is turned on. Keep the AC adapter at least six inches away from your computer and disks. 1-12 Setting Up Your System
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    Connecting the Power Cord Follow these steps to connect the power cord: 1. Connect the power cord to the adapter's input socket. 2. Plug the other end of the power cord into a grounded, 120-volt, AC wall outlet. Setting Up Your System 1-13
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    Equity LT-286e computer. Read these safety rules first to avoid accidentally damaging your computer or injuring yourself: Cl Do not attempt to dismantle any part of the computer. If there is a hardware problem you cannot solve after reading Chapter 4 on troubleshooting, consult your Epson dealer
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    To turn on your computer, follow these steps: 1. Turn on any peripheral devices, such as a printer, an external diskette drive, or a color monitor. 2. Turn on the computer by pressing the power switch on the right side of the computer. Press the switch toward the back of the computer. power switch
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    Adjusting Screen Contrast and Brightness If you cannot see text on the screen clearly, use the levers on the right side of the screen to adjust the screen's contrast and brightness. The levers are shown below: The contrast lever on the right determines how bright the characters appear against the
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    7 Running the SETUP Program When you turn on your computer for the first time, run the SETUP program to define how your computer is set up. This is a simple procedure that you must do at least once. You may need to do it again later if you want to change a setting. The SETUP program is stored in
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    Starting the SETUP Program After the self test completes, you see this prompt: Press key to run SETUP utility. To start the SETUP program, follow these steps: 1. Press Del. 2. You see this message and prompt: Want to run SETUP utility (Y/N)? Press Y and Enter. 3. You see a screen titled CMOS
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    (1-47)? . . . For disk TYPE details, press . If you press ESC, SETUP displays a list of hard disk types. The detail in this list is for service personnel only. If you have a 20MB hard disk, the type is 2. A 40MB hard disk drive is type 17. Enter the disk type for drive C, either
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    The screen shows you these values to enter for diskette drives: (1) = 1.2 MB, 5 1/4" diskette drive (2) = 720 KB, 3 1/2" diskette drive (3) = 1.44 MB, 3 1/2" diskette drive Press 3 and Enter for drive A. 8. SETUP displays this prompt: Enter diskette drive B type (1-3)? . . . . If you have an
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    If you need to make corrections to the settings, press N and Enter. SETUP returns to the date and time prompts, and you can make corrections to your selections. If the settings are correct, continue with step 8, "Inserting the Install Diskette." When you run the SETUP program again, you are not
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    files onto the hard disk, your original MS-DOS diskettes become your backup copies. Store these diskettes in a safe place. See your MS-DOS Installation Guide for a complete description of SELECT and how to install MS-DOS on your computer. 1-22 Setting Up Your System
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    , connecting the AC adapter may reset the computer.) Because the adapter can operate at voltages from 100 to 240 volts, you can use your Equity LT-286e in countries other than the United States provided you have the appropriate adapter plug. Use the AC adapter to recharge the battery as described
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    . Do not connect or disconnect the AC adapter when the computer is turned on. Using the Battery The battery pack that comes with the Equity LT-286e contains NiCad (nickel cadmium) batteries that power the computer when the AC adapter is not connected. The battery pack is rechargeable. You need to
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    the following when you are charging the battery: LI Use only the AC adapter that comes with the Equity LT-286e. Using a different adapter can damage the computer and/or the battery pack. D Charge the battery the backlight to the LCD when you are not using the keyboard. Using the Equity LT-286e 2-3
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    4. Now give the battery a full, eight-hour charge. Connecting the Battery Pack Before you can use the LT-286e without the AC adapter, you must install the battery pack. Follow these steps: 1. Make sure the power that protects the metal connector on the battery pack. 2-4 Using the Equity LT-286e
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    . Make sure the back of the computer is slightly over the edge of the desk so you can slide the battery pack down. Using the Equity LT-286e 2-5
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    4. While pulling the release tabs (on each side of the battery pack) toward you, press down on the battery pack. Slide the battery pack down and off the computer. Note When you are not using the battery pack, replace the safety cover that protects the metal connector. 2-6 Using the Equity LT-286e
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    . Indicates when you are using the battery pack; blinks when the battery pack charge is low. Indicates when you select an external CRT. Using the Equity LT-286e 2-7
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    you do, you may lose data. The SCRL, NUM, and CAPS icons indicate whether the corresponding key functions are enabled. See "Special Keys on the Equity LT-286e Keyboard" later in this chapter. 2-8 Using the
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    in the center of the computer (shown below). Then lift the screen back. You can position the screen at a variety of viewing angles. Using the Equity LT-286e 2-9
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    the screen while the computer is running, you hear a warning beep. Always turn off the computer before closing the screen. Using the Handle The Equity LT-286e has a convenient carrying handle. To use the handle, pull it out from the computer, as shown below. Be sure the screen is closed whenever
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    Selecting Execution Speed The Equity LT-286e can operate at two execution speeds: 8 MHz and 12 MHz. At the higher speed, the computer performs all tasks more quickly. Ia EXT/INT The CLOCK switch has two positions. The left position is 8 MHz; the right position is 12 MHz. Using the Equity LT-286e 2-11
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    waits before darkening the screen using the SETLCD program. To specify a backlight period, type the following at the system prompt: SETLCD /xx 2-12 Using the Equity LT-286e
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    want to set the backlight so it is always on, If you do not use the SETLCD program, the screen is always on. Using the Equity LT-286e 2-13
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    gray scale; just press S to see the different gray scale levels. Select the level that works best with the graphics being displayed. 2-14 Using the Equity LT-286e
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    Keys on the Equity LT-286e Keyboard The illustration below shows the Equity LT-286e keyboard. Certain keys on your keyboard serve special functions when your computer is running application programs. For instructions on how to use keys for specific software functions, consult the manual that came
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    on the status indicator bar is illuminated. When a function is off, the light is off. The following table describes special keys on the Equity LT-286e keyboard. Key Purpose F1 - F10 Esc Tab '5 Ctrl Shift Alt Shift + Prt Sc Scroll Lock Break Num Lock Perform special functions within application
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    programs. Using Diskettes Use diskette drives to store data on diskettes and retrieve and use stored data. The Equity LT-286e has a 1.44MB, 3 l/z-inch diskette drive; it also supports an optional, external 1.2MB, 5 '/+inch diskette drive. This section explains how diskettes work and tells you how
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    locates the appropriate position on the diskette and performs the operation you specify. Choosing Diskettes for the Equity LT-286e Be sure to buy high-quality diskettes to use in your Equity LT-286e. You can use two kinds of diskettes: Cl 3 l/z-inch, 720KB, double-sided, double-density diskettes Ll
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    files from one drive to the other with the COPY and XCOPY commands. See Chapter 3 or your MS-DOS manuals for information about the COPY and XCOPY commands. You need to format new diskettes before you can use them. can also ruin the read/write heads in a diskette drive. Using the Equity LT-286e 2-19
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    , they are more easily damaged than 3 l/z-inch diskettes. Always keep 5 '/+inch diskettes in their protective envelopes when you are not using them. 2-20 Using the Equity LT-286e
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    drive icon is on. This might cause loss of data. Also, be sure to remove all diskettes before you turn off the computer. Using the Equity LT-286e 2-21
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    working diskettes and use only the copies. For general instructions on copying diskettes or hard disk files, see Chapter 3 or your MS-DOS Reference Manual. Write-Protecting Diskettes You can write-protect a diskette to to expose a small opening. la -write-protect notch 2-22 Using the Equity LT-286e
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    a new hard disk before using it for the first time. Perform all procedures in your MS-DOS Installation Guide. Caring for the Hard Disk To avoid damaging your hard disk, take these precautions: U Keep your computer disk. If you interrupt this process, you may lose data. Using he Equity LT-286e 2-23
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    the Epson MENU manuals. Improving Hard Disk Performance MS-DOS includes a program called FASTOPEN, and a device driver called SMARTDRV.SYS, that can improve your hard disk's performance. For information about using these features, see your MS-DOS Reference Manual. 2-24 Using the Equity LT-286e
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    .BAT on your hard disk. This file contains instructions MS-DOS executes every time you boot your system from the hard disk. These instructions do the following: Q Tell MS-DOS where to find its essential system files Cl Allow you to define certain system parameters Using the Equity LT-286e 2-25
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    to start the MS-DOS Shell program. These instructions ensure that your system starts up properly each time you boot it from the hard disk. See your MS-DOS Installation Guide for details. You'll also want to add you want (between 1 and 18). 4. Press F6 and then Enter. 2-26 Using the Equity LT-286e
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    the computer. This method works even when the keyboard does not respond to your commands. If this does not correct the problem, try the third method. 3. Turn off any peripheral devices and then turn off the LT-286e. Wait five seconds and then switch the power back on. Using the Equity LT-286e 2-27
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    the disk drives. First turn off any peripherals, such as a printer, a monitor, or an external diskette drive. Then turn off the computer. 2-28 Using the Equity LT-286e
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    Chapter 3 Using MS-DOS With Your Computer Your Equity LT-286e comes with version 4.01 of MS-DOS. MS this chapter. If you use advanced features or create your own programs, see your MS-DOS manuals for a complete description of the features of the operating system. This chapter describes the following
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    Epson MENU utility 0 Using an AUTOEXEC.BAT file Ki Starting an application program The information presented in this chapter assumes you are running MS-DOS from the MS-DOS command prompt, not from the MS-DOS Shell program. If you plan to use Shell, see the MS-DOS Shell User's Guide Guide, MS
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    The C> prompt that appears when you load MS-DOS from the hard disk tells you that drive C, your hard disk, is the current drive (also called the default drive). The current drive is the one that MS-DOS uses for all commands unless you specify a different drive. For example, if the current drive is
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    is not stored in the current drive and directory, you may need to use a pathname when you enter an external command. See your MS-DOS manuals for more information on the command format and for a detailed description of each command. 3-4 Using MS-DOS With Your Computer
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    information, such as words, numbers, or pictures. A program contains instructions that the computer can understand and execute. The kind of file you stores data files in its own particular format, you are likely to encounter problems if you try to read a file using a different program. Each file
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    The name can be up to eight characters in length. It is a good idea to choose a name that describes the contents of the file. You can use any characters except blank spaces and the following symbols: The extension is optional and can be up to three characters long. You can use the extension to
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    When you format your hard disk, MS-DOS creates a single directory for the disk. This directory is called the root directory. Because the hard disk has room for hundreds of files, MS-DOS allows you to create additional directories, called subdirectories. Subdirectories allow you to organize your hard
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    On your own hard disk, you can create a subdirectory structure that is more complex than this one. Or you may prefer to keep things simple. Organize your disk to suit your own needs; you can modify the structure as your needs change. When creating subdirectories, note the following points: CI Any
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    directories, and so on. Shell is described in the MS-DOS Shell User's Guide. Listing the Contents of a Directory To list the files in the current directory, 4:26p DOS 01-06-89 5:59p HDDPSAVE EXE 1693 03-15-89 10:01a LT 02-31-89 1:43p BENCH 03-29-89 2:24p WORD
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    To list the files in a different directory on the current drive, - type the pathname of that directory. For example, to list the contents of the LEDGER subdirectory while logged onto drive C, type DIR \LEDGER and press Enter. (Pathnames are described below.) Using Pathnames Whenever you want
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    Because this pathname does not begin with a backslash, MS-DOS starts in the current directory (PERSONAL), moves to the subdirectory LETTERS, then finds the file APRIL.TXT. If you did begin with the backslash, MS-DOS would not find the file, because it is located in a subdirectory of PERSONAL, not of
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    The screen displays a list of files in the root directory, along with the names of any subdirectories of the root directory: LEDGER WORDPROC COMMAND COM 25307 CONFIG SYS 209 AUTOEXEC BAT 309 9-14-89 10:17a 9-14-89 10:32a 3-17-88 12:00a 9-14-89 10:48a 9-14-88 12:11p 3 File(s)
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    files using MENU or the MS-DOS XCOPY command. See the section later in this chapter on using MENU, and see your MS-DOS Reference Manual for information about using XCOPY. Using MS-DOS With Your Computer 3-13
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    Deleting a Directory If you no longer need a directory, you can remove it with the RMDIR command (which can be abbreviated RD). Before removing a directory, you must delete any files it contains or move them to a different directory. You can only delete a directory that is empty. (To delete files
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    Formatting a 1.44 MB Diskette To format a 1.44MB diskette, follow these steps: 1. If necessary, log onto drive C. If you are not in the directory containing the file FORMAT.COM, change to that directory. For example, if FORMAT.COM is stored in a subdirectory named DOS, type CD \DOS and press Enter.
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    At this point, you can format another diskette by pressing Y and Enter, or return to the MS-DOS command prompt by pressing N and Enter. Formatting a 720KB Diskette To format a 720KB diskette in a 1.44MB drive, follow these steps: 1. If necessary, log onto drive C. If you are not in the directory
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    4. Enter up to 11 characters for the volume label to be stored on the diskette and press Enter. FORMAT displays these messages: 730112 bytes total disk space 730112 bytes available on disk 1024 bytes in each allocation unit 713 allocation units available on disk Volume Serial Number is 1C55-14C6
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    XCOPY command to copy entire subdirectories of files. See your MS-DOS manuals for details. Using DISKCOPY The DISKCOPY command lets you copy an exact (the one you are copying from) is write-protected. (See Chapter 2 for instructions.) 2. If necessary, log onto drive C. If you are not in the directory
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    4. Insert the diskette you want to copy from (your source diskette) in the diskette drive and press any key. DISKCOPY copies the contents of the diskette to the computer's memory. When memory is full, the screen displays this message: Insert TARGET diskette in drive A: Press any key to continue . .
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    Using COPY The COPY command lets you copy files in several ways: CI Copy individual files from a diskette or the hard disk to another diskette or hard disk LI Copy a group of files using wildcard characters (wildcard characters are explained below) Ll Copy one or more files and give them new names D
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    If you want to copy this file from the diskette in drive A to the hard disk but want to change the name of the copy from REPORT to FACTS, type this command and press Enter: COPY A:REPORT C:FACTS To make a copy of this file on the diskette in drive A and assign the name FACTS to the copy, type the
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    To copy all files on the diskette in drive A to the current directory on the hard disk, type the following and press Enter: COPY A:*.* C: To copy all files with names that begin with the four letters MEMO and end with any single character, type the following and press Enter: COPY A:MEMO? C: You can
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    files that were modified since the last time you ran BACKUP. This process speeds up the backup procedures you perform on a regular basis. For complete instructions on the use of BACKUP and RESTORE, see your MS-DOS Reference Manual. Using MS-DOS With Your Computer 3-23
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    -DOS. It lets you tailor your system to your own needs and manage your programs and data more efficiently. See your MS-DOS Shell User's Guide for complete details. 3-24 Using MS-DOS With Your Computer
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    Using HELP The Epson HELP utility provides on-line information about the MS-DOS commands and programs. You can use HELP in either of two ways: Ll To display
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    To bypass the HELP menu and display information about a specific command, follow these steps: 1. At the command prompt, type HELP and the name of the MS-DOS command you want information about. Then press Enter. For example, to see information about the COPY command, type the following and press
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    Using MENU Your Equity LT-286e comes with an Epson utility called MENU. This program gives you access to several utilities that perform the functions of some of the most commonly used MS-DOS commands.
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    powerful alternative to the MS-DOS MODE command. Help Lets you access the Epson HELP utility. Enter DOS Command Lets you run other MS- DOS commands without leaving the MENU program. See your MS-DOS manual for step-by-step instructions for using each option. 3-28 Using MS-DOS With Your Computer
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    current directory--or your name, or anything else you want. See your MS-DOS Reference Manual for instructions on using the PATH command, the PROMPT command, and any other commands you want to include to questions. See your MS-DOS Installation Guide for details. Using MS-DOS With Your Computer 3-29
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    in the root directory of the hard disk. You can also use the MS-DOS COPY command to create an AUTOEXEC.BAT file. Follow these instructions to use the COPY command: 1. At the C> prompt, type the following and press Enter: COPY CON: C:\AUTOEXEC.BAT 2. Type the commands you want to include
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    Starting an Application Program Any time you see the MS-DOS command prompt (for example, A> or C>), you can start using an application program. Just log onto the drive and directory containing your application program files (if necessary) and type the name of the program's executable file. (See the
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    Chapter 4 Troubleshooting You should not encounter any difficulties as you set up and use your Equity LT-286e. You can correct most problems by adjusting a cable connection, changing a DIP switch or slide switch setting, repeating a software procedure, or resetting the computer. If anything out of
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    If your computer still won't start, contact your Epson dealer. The LCD Screen Is Blank If the computer the LCD screen, follow these steps to solve the problem: 1. Use the contrast and brightness levers to Switches" in Appendix A for instructions.) Check that the CRT/LCD slide switch is in the LCD
  • Epson Equity LT-286e | User Manual - Page 99
    Epson dealer. The Monitor Screen Is Blank If you are using an external color monitor and no image appears on its screen, follow these steps to solve the problem "Setting the Slide Switches" in Appendix A for instructions.) 5. Turn off the power switches on both the Epson dealer. Troubleshooting 4-3
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    execution speed. Diskette Problems If you have trouble with a diskette, follow these steps to define the problem: 1. Is the problem. If the operation works using the copy diskette, the original diskette is probably damaged. Discard the original diskette and use the copy instead. 4-4 Troubleshooting
  • Epson Equity LT-286e | User Manual - Page 101
    the instructions for setting up the hard disk in your MS-DOS Installation Guide. If the hard disk still does not work, contact your Epson dealer or have an authorized Epson Customer Care Center check your hard disk. Never open the airtight container that encloses the hard disk. Troubleshooting 4-5
  • Epson Equity LT-286e | User Manual - Page 102
    you need to define your system configuration using these switches. Then return to Chapter 1 to finish setting up your computer. Setting the DIP Switches The Equity LT-286e has two sets of DIP switches that you access from the bottom of the computer. These are small, on/off switches that provide your
  • Epson Equity LT-286e | User Manual - Page 103
    Before accessing the DIP switches, make sure the power switch is off and all cables, including the AC adapter, are disconnected. Accessing the DIP Switches To locate the DIP switches, follow these steps: 1. Remove the expansion slot cover on the left side of the computer. Press down on the release
  • Epson Equity LT-286e | User Manual - Page 104
    4. Remove the expansion card cover as shown below. Lift up on the two tabs while you press on the grated squares to release the cover. Slide the cover away from you (toward the handle). The DIP switches are located on the right side of the computer. DIP Switches and Slide Switches A-3
  • Epson Equity LT-286e | User Manual - Page 105
    Because the computer is upside down, the DIP switches numbers are upside down and the ON/OFF orientation is reversed. Take care when changing a DIP switch setting that you are changing the correct switch. The following tables list the system functions these switches control. DIP switch settings (
  • Epson Equity LT-286e | User Manual - Page 106
    Switch Setting Function 9 ON* Selects default EGA configuration OFF Selects EGA configuration; see the CRT/LCD switch settings 10 ON Selects EGA configuration; see the CRT/LCD switch settings O F F Selects default EGA configuration *Default setting DIP switch settings (SW2) Switch
  • Epson Equity LT-286e | User Manual - Page 107
    DIP switch settings for video controller (SW1) CRT/LCD Configuration Switch settings 7 8 Selects MDA (monochrome OFF ON display adapter) to use monochrome display (CRT only) Selects CGA (color graphics adapter) to use color or enhanced color display; 40 characters x 25 lines ON OFF
  • Epson Equity LT-286e | User Manual - Page 108
    to ON for the expanded LCD mode; in this mode, the LT-286e displays larger characters to fill the screen. Set this switch to OFF for the standard LCD mode; in this mode, the LT-286e displays characters in the standard size and you see a one-inch margin on the
  • Epson Equity LT-286e | User Manual - Page 109
    Switch 4-This switch defines the primary display. Set this switch to ON if the primary display is color. Set this switch to OFF if the primary display is monochrome. Switch 5--This switch is reserved and must always be ON. Switch 6-This switch tells the computer whether the serial port on the side
  • Epson Equity LT-286e | User Manual - Page 110
    Replacing the Expansion Card Cover After you verify or change your DIP switch settings, you need to replace the expansion card cover. Follow these steps: 1. Set the cover on the computer and slide it back into position as shown below. Press firmly until the cover snaps into position. 2. Turn the
  • Epson Equity LT-286e | User Manual - Page 111
    4. Lift the cover up into place and slide the release tab up to secure the cover. 5. Slide the handle back into place. 4-10 DIP Switches and Slide Switches
  • Epson Equity LT-286e | User Manual - Page 112
    Setting the Slide Switches The slide switches let you do the following for your LT-286e: Cl Select a CPU clock speed of 12 MHz or 8 MHz tl Select an external CRT tl Select an external diskette drive. The slide switches are
  • Epson Equity LT-286e | User Manual - Page 113
    in the right position if you do not plan to use an external diskette drive. You are now ready to set up and use your LT-286e computer. See Chapter 1 for details on setting up your computer. A-12 DIP Switches and Slide Switches
  • Epson Equity LT-286e | User Manual - Page 114
    AT-compatible expansion card and a math coprocessor. Connecting an External Color Monitor If you plan to use an external monitor with your Equity LT-286e, follow the instructions below to connect it to the computer: 1. Be sure both the computer and monitor (as well as any other peripheral devices
  • Epson Equity LT-286e | User Manual - Page 115
    7. Connect the appropriate end of the monitor cable to the port marked RGB VIDEO on the right side of the computer, as shown below. RGB VIDEO port 8. If the connector has retaining screws, tighten them with a screwdriver. 9. If necessary, plug the monitor's power cable into the power inlet on the
  • Epson Equity LT-286e | User Manual - Page 116
    the FDD EXT/INT slide switch is set to FDD EXT. See "Setting the Slide Switches" in Appendix A. 4. Place the external diskette drive near the LT-286e. 5. Lower the interface cover on the front, right side of the computer (when the front of the computer is facing you). 6. Connect the interface cable
  • Epson Equity LT-286e | User Manual - Page 117
    diskette drive and any other peripheral devices, then turn on the computer. Installing the Internal Modem You can install the optional, Epson internal modem in your LT-286e. Follow these steps: 1. Make sure the computer is turned off. 2. Press down on the release tab to lower the modem cover
  • Epson Equity LT-286e | User Manual - Page 118
    on the release tab to secure the cover. 6. Connect the modem to a phone line. Installing the RAM Card You can install the optional, Epson 1MB RAM card in your LT-286e. Follow these steps: 1. Make sure the computer is turned off. 2. Press down on the release tab to lower the RAM card cover
  • Epson Equity LT-286e | User Manual - Page 119
    RAM card cover. Press up on the release tab to secure the cover. Connecting an External Keyboard You can attach an external keyboard to your LT-286e. The socket for the external keyboard is on the front, right side of the computer. Follow these steps: 1. Make sure the computer is turned off
  • Epson Equity LT-286e | User Manual - Page 120
    Option Card You can also install a %-size, IBM PC AT-compatible, internal expansion card in your LT-286e. You can install a 2/3-size option card provided it physically fits in the expansion slot on the LT-286e. You cannot install a full-length option card. Also, you cannot install an 8-bit card that
  • Epson Equity LT-286e | User Manual - Page 121
    A for details. WARNING You cannot install an optional video card in the expansion slot; video cards interfere with the built-in video capabilities of the LT-286e. You cannot install an option card that supports a diskette drive, a hard disk drive, or an expansion box that
  • Epson Equity LT-286e | User Manual - Page 122
    Follow these steps to install an option card: 1. Turn off the computer and disconnect all cables, including the AC adapter. 2. Remove the expansion slot cover on the left side of the computer. Press down on the release tab and lift off the expansion slot cover. 3. Pull out the carrying handle. 4.
  • Epson Equity LT-286e | User Manual - Page 123
    5. Remove the expansion card cover as shown below. Lift up on the two tabs while you press on the grated squares to release the cover. Slide the cover away from you (toward the handle). 6. Remove the bracket on the side of the computer. B-10 Installing Options
  • Epson Equity LT-286e | User Manual - Page 124
    7. Insert the card from the back of the computer. Line up the connector on the card with the socket inside the expansion slot. Insert the connector directly into the socket. Secure the card with the screw you removed from the bracket. 8. Set the cover on the computer and slide it back into position
  • Epson Equity LT-286e | User Manual - Page 125
    9. Turn the computer right side up with the handle facing you. 10. Replace the expansion slot cover on the left side of the computer. The cover has two tabs that fit into slots on the computer's cover. tabs 11. Lift the cover up into place and slide the release tab up to secure the cover. B-12
  • Epson Equity LT-286e | User Manual - Page 126
    also install a math coprocessor in your LT-286e. If your software supports a math coprocessor, it processes mathematical LT-286e. However, to do so, you need to access the motherboard which contains sensitive circuitry. If you have any doubts about the installation procedure, ask your Epson
  • Epson Equity LT-286e | User Manual - Page 127
    3. Lift off the motherboard cover. 4. Notice the outline for the math coprocessor on the motherboard. 5. Make sure the notch on the math coprocessor lines up with the notch on the outline on the motherboard. Press the math coprocessor firmly into place. 6. Replace the motherboard cover. 7. Reinstall
  • Epson Equity LT-286e | User Manual - Page 128
    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 diskette drive 15-pin, D-type female connector Expanded keyboard Keyboard connector Speaker
  • Epson Equity LT-286e | User Manual - Page 129
    Modem Clock/calendar Keyboard Mass Storage Hard disk Diskette drives Display Internal modem slot; 34-pin male connector Real-time clock and calendar with battery backup 84 sculpted keys; LCD indicator icons for Num Lock, Caps Lock, Scroll Lock Optional, external keyboard Interchangeable, pop-out,
  • Epson Equity LT-286e | User Manual - Page 130
    ECD (enhanced color display), monochrome display, color display, and multisync-compatible CRTs External RGB monitor supported (EGAcompatible) Power Supply Externally attached, rechargeable NiCad battery pack (4000 milliampere-hours); up to 2 l/z hours 12/5-volt AC adapter (can recharge battery
  • Epson Equity LT-286e | User Manual - Page 131
    (-20° to 60°C) Humidity Operating: 20% to 80% (non-condensing) Non-operating: 8% to 80% (noncondensing) When traveling by airplane, take your LT-286e into the passenger compartment as carry-on luggage to prevent it from being stored in an unpressurized storage compartment. Options Modem Memory
  • Epson Equity LT-286e | User Manual - Page 132
    80C287 math coprocessor. AC adapter The device that converts AC voltage from a wall socket into the proper DC voltage to power your Equity LT-286e. The AC adapter provides enough power to recharge the NiCad battery pack while you operate the computer. Application program A software program that
  • Epson Equity LT-286e | User Manual - Page 133
    Asynchronous A method of data transmission in which one device sends data one bit at a time to another device. This method allows for delays of any length between characters. AUTOEXEC.BAT file A special kind of batch file MS-DOS executes automatically each time you turn on or reset the computer.
  • Epson Equity LT-286e | User Manual - Page 134
    monitor that can display graphics. You can plug a CGA monitor directly into the built-in CRT connector on the side panel of the Equity LT-286e. Character Anything you can print or display in a single space on the page or screen, including numbers, letters, punctuation marks, and graphic symbols
  • Epson Equity LT-286e | User Manual - Page 135
    -power memory in your Equity LT-286e that records information about your system's configuration. Unlike ordinary RAM, CMOS RAM is backed up by a small battery and is not erased when you turn off the computer. Code A system of symbols for representing data or instructions. Also, any software program
  • Epson Equity LT-286e | User Manual - Page 136
    disk and diskette drive. Control code A character (generated by holding down the Ctrl key and pressing another key on the keyboard) that instructs the computer to perform a specific function. Controller A hardware component of your computer that oversees the operation of the hard disk or diskette
  • Epson Equity LT-286e | User Manual - Page 137
    Ray Tube. A type of video display. A color monitor or a TV screen is an example of a CRT. CRT connector The socket on the side of your Equity LT-286e where you plug -- in the cable of a color monitor. CRT/LCD switch A slide switch located on the bottom of the computer that identifies the type
  • Epson Equity LT-286e | User Manual - Page 138
    Data The information a computer stores or processes. Data diskette A formatted diskette you use to store data files. Data file This term usually refers to files you create using an application program (for example, a memo created by a word processor), as opposed to files containing program code.
  • Epson Equity LT-286e | User Manual - Page 139
    A small, two-position switch you use to supply configuration information to the computer (or to a device). DIP stands for -- Dual Inline Package. The LT-286e includes two sets of DIP switches, with 10 switches in each set. Directory A list of files on a hard disk or diskette. Disk A general
  • Epson Equity LT-286e | User Manual - Page 140
    have an extension of .BAT, .COM, or .EXE. To perform the instructions in the file, type its name at the command prompt (with or without the extension). Execution speed The speed at which the CPU can execute commands. The Equity LT-286e can run at 8 MHz or 12 MHz. Also called clock speed or
  • Epson Equity LT-286e | User Manual - Page 141
    accommodate an option card. You can use the expansion slot in your Equity LT-286e, for example, to connect a 2/4ze, IBM AT-compatible option card sentences. Program files consist of code. Computers use program files to perform instructions. Filename A name of up to eight characters MS-DOS uses to
  • Epson Equity LT-286e | User Manual - Page 142
    Floppy disk See Diskette. Format To prepare a new disk (or erase an old one) so that it can store information. Formatting a disk divides it into tracks and sectors and creates addressable locations on it. Graphics Lines, angles, curves, and other non-alphanumeric data. Gray scale mode The mapping of
  • Epson Equity LT-286e | User Manual - Page 143
    Hidden file A file whose name is not listed by the DIR command. MS-DOS stores two hidden files in the root directory of your hard disk. Some application programs also create hidden files. High-density A type of diskette. High-density, 3 l/z-inch diskettes have a capacity of 1.44MB. -- Input/
  • Epson Equity LT-286e | User Manual - Page 144
    the central processing unit, random access memory, disk drives, and other supporting circuitry. MDA Monochrome Display Adapter. Megabyte (MB) A unit used timing clock. One megahertz is one million cycles per second. The Equity LT-286e operates at 8 or 12 MHz. Memory The area where the computer
  • Epson Equity LT-286e | User Manual - Page 145
    board. MS-DOS An operating system from Microsoft that comes with your computer. See Operating system. NiCad The type of battery used by your Equity LT-286e. NiCad stands for nickel-cadmium. Numeric keypad The number keys grouped on the upper, right side of the keyboard. Operating speed The speed at
  • Epson Equity LT-286e | User Manual - Page 146
    install in a slot in your main unit. Option cards provide additional capabilities, such as a mouse, fax, or network. The expansion slot on the LT-286e is accessed from the bottom of the computer. Parallel A type of interface that transmits data in groups of bits. Distinguished from serial, a type of
  • Epson Equity LT-286e | User Manual - Page 147
    . Power-on diagnostics A set of self-testing routines the computer performs automatically every time you turn it on. Program A disk file that contains coded instructions telling the computer what to do and how to do it. Prompt A message on the screen that requests information or tells you the action
  • Epson Equity LT-286e | User Manual - Page 148
    computer's RAM. RGB Red-Green-Blue. A type of color monitor. ROM Read Only Memory. The portion of the computer's memory that contains permanent instructions and cannot be modified. The power-on diagnostic programs, for example, are stored in ROM. Unlike RAM, ROM retains its contents even after you
  • Epson Equity LT-286e | User Manual - Page 149
    RS-232C A standard serial interface. You can easily connect an RS-232C-compatible device to your Equity LT-286e. Sector A contiguous section of a disk track that provides a location at which the computer can access data. Self test A diagnostic procedure the computer performs automatically when
  • Epson Equity LT-286e | User Manual - Page 150
    Status indicator bar A built-in LCD indicator panel that shows how you are using the computer. Stop bit A signal sent in serial communications to mark the end of a character. Subdirectory A disk directory that branches down from another subdirectory or from the root directory. Switch An option you
  • Epson Equity LT-286e | User Manual - Page 151
    TPI Tracks Per Inch. A measure of the density with which data can be stored on a diskette. Track A circular region on a diskette, which is divided into sectors. Each side of a 1.44MB or 720KB diskette has 80 concentric tracks. Each side of a 360KB 5 '/.+-inch diskette has 40. On a hard disk, tracks
  • Epson Equity LT-286e | User Manual - Page 152
    Index A Battery pack, 1, 3, 1-3, 2-2, 2-5, AC adapter, 3, 1-3, 1-14, 2-24-25, 4-2 connecting, 1-10 -12 disconnecting, 1-12 using, 2-1 -2 AC wall outlet, 1-13 APPEND command, 3-11 Application programs, 2, 4, 2-11 2-15, 3-2, 3-5, 3-31 starting, 3-31 2-7 charge, preserving, 2-1, 2-12 charging, 2-3
  • Epson Equity LT-286e | User Manual - Page 153
    2-17,2-20,3-2-3, B-3 Diskettes, 3 '/z-inch, 2-18 5 '/+inch, 2-18 caring, 2-19 -20 choosing, 2-18 -19 format, 2-19 formatting, 3-14 -17 inserting, 2-21 problems, 4-4 -5 removing, 2-21 using, 2-17 -23 write-protecting, 2-22 Display, switch, A-12. See also CRT/LCD switch type, 1-19 See also LCD screen
  • Epson Equity LT-286e | User Manual - Page 154
    H Handle, using, 2-10 Hard disk, drive, 1-2, 1-3, 1-17, 1-22, 2-3, 2-7, 2-23, 2-26, 3-3, C-2 care, 2-23-24 installing, 1-3 -5 turning off, 2-25 types, 1-19 using, 2-23-26 performance, 2-24 problems, 4-5 HDDPSAVE utility, 2-3, 2-25 -26 HELP utility, 3,3-25-26 using, 3-25-26 Help, MENU, 3-28 Index 3
  • Epson Equity LT-286e | User Manual - Page 155
    4-3, A- 1, A-6, B-1 -2 Motherboard, B-14 MS-DOS, command prompt, 3-29 commands, 3-1, 3-25 -27 entering, 3-4 diskettes, 1-3, 1-22 exiting, 3-2 files, 1-22 installation program, 1-5. See also SELECT program manuals, 3, 1-3 operating system, 3, 3-1 -32 starting, 3-2 using, 3-1 -32 N Num Lock, 2-8, 2-16
  • Epson Equity LT-286e | User Manual - Page 156
    O On-line information, 3-25 Operating system, 3, 1-22, 3-1 commands, 3-24 See also MS-DOS Option, card, installing, B-7 -13 slot, C-1 Optional devices, B-1 video card, B-8 Options, C-4 installing, B-1 -14 P Parallel, interface, 1-2, l-l, 1-6-8, A-1 C-1 port, A-9 printer, A-1 Parameters, 3-4 Parent
  • Epson Equity LT-286e | User Manual - Page 157
    Switch, CLOCK, 2-11 Switches, MS-DOS, 3-4 System, configuration, A-1 starting, 1-14 -16 T Target, diskette, 3-19-20 file, 3-20 Troubleshooting, 4-1 -5 TYPE indicator, 1-5 U Unpacking, 1-2 -3 Using, directories, 3-6 -14 MS-DOS, 3-1 -32 V Video, controller, A-6 interface, 1 modes, C-l CGA, 2, A-6 EGA
  • Epson Equity LT-286e | User Manual - Page 158
    Equity LT-286e User's Guide Please use this card to evaluate this manual. Your comments and suggestions will help us improve our publications. Please rate the following: n Organization of this manual n Technical accuracy n Completeness of instructions Please tear out and mail in. Thank you! EPSON
  • Epson Equity LT-286e | User Manual - Page 159
    PLACE - EPSON America, Inc. 2780 Lomita Blvd. Torrance, CA 90505 MS 4-1 Fold Here Tape Here - Do Not Staple -l+
  • Epson Equity LT-286e | User Manual - Page 160
    / handle Port diskette drive port brightness lever contrast lever internal diskette drive status indicator bar expansion slot cover hard disk drive handle
  • Epson Equity LT-286e | User Manual - Page 161
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