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Epson EL 486UC User Manual
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Epson EL 486UC User Manual

Epson EL 486UC User Manual

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EPSON
EL 486UC
User's Guide
This manual is printed on recycled paper and is 100% recyclable.

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Summary of Contents for Epson EL 486UC

  • Page 1 ® EPSON EL 486UC User’s Guide This manual is printed on recycled paper and is 100% recyclable.
  • Page 2 This equipment has been tested and found to comply with the limits for a class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio and television reception.
  • Page 3 Epson is a registered trademark of Seiko Epson Corporation. General notice: Other product names used herein are for identification purposes only and may be trademarks of their respective owners. Epson disclaims any and all rights in those marks. Copyright © 1993 by Epson America, Inc.

  • Page 4: Important Safety Instructions

    Important Safety Instructions Read all of these instructions and save them for later reference. Follow all warnings and instructions marked on the computer. Unplug the computer from the wall outlet before cleaning. Use a damp cloth for cleaning; do not use liquid or aerosol cleaners. Do not spill liquid of any kind on the computer.
  • Page 5 11. If you use an extension cord with the computer, make sure the total of the ampere ratings of the devices plugged into the extension cord does not exceed the ampere rating for the extension cord. Also, make sure the total of all products plugged into the wall outlet does not exceed 15 amperes.
  • Page 6 Instructions Importantes de Sécurité Lire completement les instructions qui suivent et les conserver pour references futures. Bien suivre tous les avertissements et les instructions indiqués sur l’ordinateur. Debrancher l’ordinateur de toute sortie murale avant le nettoyage. Utiliser un chiffon humide; ne jamais utiliser un nettoyeur liquide ou une bonbonne aerosol.
  • Page 7 11. Dans le cas où on utilise un cordon de rallonge avec l’ordinateur, on doits' assurer que la valeur totale d’amperes branches dans le cordon n’excede en aucun temps les amperes du cordon de rallonge. La quantité totale des appareils branches dans la prise murale ne doit jamais exceder 15 amperes.

  • Page 8: Table Of Contents

    Contents Introduction VGA Utilities ..... . Optional Equipment Microprocessor ....Mathcoprocessor Memory .
  • Page 9 Setting Shadow ROM Options ....l-19 Remapping Memory ..... . l-19 Using Other Shadow Options .
  • Page 10 Chapter 4 Installing and Removing Drives Installing a Hard Disk Drive in the Internal Drive Bay ..Removing the Mounting Frames ....4-3 Connecting the Hard Disk Drive Cables .
  • Page 11 Memory Module Problems ......Mouse Problems Controller Problems External Cache Problems Appendix A Specifications CPU and Memory .
  • Page 12 Introduction Your new Epson high-performance, all-in-one system offering flexibility and expandability in a compact design. It provides the following features: 486SX, 25 MHz microprocessor upgradable to 486SX/33, 486DX/33,486DX2/50, or 486DX2/66 4MB of internal memory, expandable to 32MB System and video BIOS shadow RAM...

  • Page 13: Introduction

    system and video BIOS into the RAM area of memory. With 512KB of video RAM, the VGA controller supports standard resolutions up to 640 x 480 in 16 colors and extended resolutions up to 640 x 480 in 256 colors or 1024 x 768 in 16 colors (interlaced or non-interlaced).

  • Page 14: Mathcoprocessor

    Math coprocessor You automatically install a math coprocessor when you upgrade your system with a 486DX microprocessor, because the coprocessor is built into the 486DX chip. Memory By adding 1MB, 4MB, 8MB, and 16MB SIMMs (single inline memory modules) to the main system board, you can expand the computer’s memory up to 32MB.

  • Page 15: Where To Get Help

    International marketing locations are listed at the back of this manual. If you purchased your computer in the United States, Epson provides the following support services through Epson Direct” and the Epson Connection”:...
  • Page 16 Assistance in locating your nearest Authorized Epson Reseller or Service Center Sales of ribbons, supplies, parts, documentation, and accessories for your Epson product Sales of Epson computers and accessories through Epson Direct at (800) 374-7300 Customer Relations Epson technical information library fax service-also...

  • Page 17: Setting Up Your System

    Chapter 1 Setting Up Your System This chapter briefly describes how to set up your computer. It includes the following information: Getting started Connecting the computer Running the SETUP program Post-SETUP procedures. Getting Started Follow the instructions below for choosing a location for your new system and unpacking it.

  • Page 18: Unpacking Your Computer

    Good air circulation. Leave several inches of space around the computer so air can move freely. No electromagnetic interference. Do not place your system too close to any electrical device, such as a telephone or television, which generates an electromagnetic field. Appropriate power source.

  • Page 19: Connecting The Computer

    Connecting the Computer Use the illustration below to locate the ports on the back of your system as you connect the keyboard, monitor, printer, and other devices. Connecting a Keyboard To connect a keyboard, hold the cable connector so the arrow on the connector faces up.

  • Page 20: Connecting A Monitor

    When you install the drivers for your mouse, make sure you identify the port to which you connected it. See the README file on the diskette that came with your mouse for more information. Connecting a Monitor The way you connect your monitor to the computer depends on the type of monitor you have.

  • Page 21: Connecting A Printer Or Other Device

    6. Plug the other end of the power cord into an appropriate grounded electrical outlet or into the power outlet on the back of the system. Caution Before you plug the monitor’s power cord into the back of your computer, make sure the monitor’s power requirements do not exceed 1 Amp.

  • Page 22: Connecting The Power Cord

    Using the serial ports If you have a printer, a modem, or a mouse with a serial interface, you can connect it to one of the serial (Rs232C) ports on the back of the computer. Make sure you have a cable compatible with a DB-9P connector.

  • Page 23: Turning On The Computer

    Turning On the Computer After you set up your system, you are ready to turn on the power. Use the illustration below to identify the parts of your system. Before you turn on your computer, check the following safety rules to avoid accidentally damaging your computer or injuring yourself: Do not connect or disconnect any peripheral device cables (including the keyboard or a mouse) or power cables when...
  • Page 24 Follow these steps to turn on your system: Turn your computer around so the front panel faces you. Place your monitor, printer, and other devices in a convenient arrangement. If there is a protective card in the diskette drive, remove it now.

  • Page 25: Running The Setup Program

    Running the SETUP Program You need to run the SETUP program the first time you use your computer. If your system was configured for you, you may still need to set the date and time. If your system came unconfigured, you need to define how it is set up. You may need to run the program again later if you change your configuration.

  • Page 26: Starting The Setup Program

    Starting the SETUP Program You can run SETUP whenever you see the operating system command prompt, such as: C:\> A:\> start SETUP, hold down Ctrl and Alt, then press S. Also, whenever you start your computer, if the system detects an error in your system configuration, you will see the following message: Press the Fl key to continue, F2 to...

  • Page 27: Displaying System Information

    Whenever you are in the SETUP program, the bottom of the screen lists the keys you can press to perform specific functions. Displaying System Information The SETUP program provides a system information screen that lists the following: Processor type Coprocessor type (if you’ve installed a 486DX microprocessor upgrade) Reserved memory BIOS version number...

  • Page 28: Setting The Diskette Drive(S

    If your system does not have a hard disk, select Not Installed for Hard Disk l and Hard Disk 2. If your computer came with an Epson-installed hard disk drive, you need to define your own drive type. For more information, see “Defining your own drive type”...

  • Page 29: Hard Disk Drive Types

    Hard disk drive types The table below lists standard hard disk drives. Check this table and your drive documentation to find the correct type number. If none of the types listed matches your drive, see page 1-15. Hard disk drive types Setting Up Your System...
  • Page 30 Hard disk drive types (continued) 1-14 Setting Up Your System...

  • Page 31: Defining Your Own Drive Type

    Continue pressing type in the appropriate values, If you are installing Epson-supplied drives, use in the following table to define your drive type. Epson-supplied hard disk drive types Actual formatted size may be slightly different than size on drive label.

  • Page 32: Checking System Memory

    Checking System Memory Your computer comes with 4MB of RAM on a SIMM. DOS and application programs that run under DOS use the first 640KB of memory. You can use the memory above 1MB as extended memory. When you boot your system, the system BIOS detects the type of RAM and updates the total memory size automatically.

  • Page 33: Setting Keyboard Options

    Setting Keyboard Options Two options in the SETUP program allow you to control keyboard settings: the option. at boot For this system, the has no effect. NumLock on at boot of the num lock function when you turn on or reset your system.

  • Page 34: Setting The Processor Speed

    Setting the Processor Speed CPU Speed At fast speed, your processor operates at its fastest speed (25,33, 50, or 66 MHz, depending on the speed of your microprocessor). At the slow speed setting, the processor operates at 8 MHz to provide compatibility with older application programs.

  • Page 35: Enabling An External Cache

    Enabling an External Cache If you have installed external cache in your system, set the External Cache shadow video and BIOS options Setting Shadow ROM Options Your computer can access RAM faster than ROM. Two options, ROM and Shadow BIOS system to copy the contents of its system and/or video ROM into RAM (WP-Shadow)

  • Page 36: Using Other Shadow Options

    Using Other Shadow Options Eight additional shadow options are available, allowing you to shadow 16KB at the memory address listed on the screen. You may want to enable one or more of these shadow options if you are using option cards that contain ROM. Using these options, you can shadow the memory on the card to your system’s RAM or external cache (if one is installed).

  • Page 37: Post-Setup Procedures

    Post-SETUP Procedures After you run SETUP for the first time, you may need to install the operating system on your computer. See your operating system manual for instructions. Once you have installed your operating system, install any software you plan to use. See your application program manuals for instructions.

  • Page 38: Using Your Computer

    Chapter 2 Using Your Computer This chapter briefly describes the following operations: Inserting and removing diskettes Stopping a command or program Resetting the computer Using the password Changing the processor speed. Inserting and Removing Disks To insert a diskette into a 3.5-inch drive, hold the diskette with the label facing up and the metal shutter leading into the drive, as shown in the following illustration.

  • Page 39: Stopping A Command Or Program

    To insert a diskette into a 5.25-inch drive, hold the diskette with the label facing up and the read/write slot leading into the drive. When you want to remove the diskette, make sure the drive light is off; then press the release button or turn the latch. Remove the diskette and store it properly.

  • Page 40: Resetting The Computer

    Resetting the Computer Occasionally, you may want to clear the computer’s current settings or its memory without turning it off. You can do this by resetting the computer. For example, if an error occurs and the computer does not respond to your keyboard entries, you can reset it to reload your operating system and try again.

  • Page 41: Using A Password

    Using a Password If you set a password when you ran the SETUP program, you must enter it every time you turn on or reset the computer. Follow these steps to use your password: 1. If you do not have a hard disk, insert your operating system diskette in drive A.

  • Page 42: Changing The Processor Speed

    Changing the Processor Speed Your computer’s processor can operate at two speeds: fast speed (the speed of your microprocessor) or slow speed (8 MHz). The slow speed is available to provide compatibility with older application programs. When your computer is operating at fast speed, the on the front panel is on.
  • Page 43 Note You can use the commands listed above while you are running a program. However, if the program uses one of these commands for another function, you cannot use it to change the processor speed. You can, however, change the processor speed through the SETUP program.
  • Page 44 Chapter 3 Installing and Removing Options You can enhance the performance of your computer by adding optional equipment such as system, video, or cache memory modules, option cards, or a microprocessor upgrade. This chapter first describes how to remove your computer’s cover to install options and how to replace the cover when you are finished.

  • Page 45: Chapter 3 Removing The Cover

    Removing the Cover You need to remove the computer’s cover to install any of the options described in this chapter or to install or remove a disk drive (as described in Chapter 4). Follow these steps to remove the cover: 1.
  • Page 46 6. Grasp the sides of the cover and lift it straight up, as shown below: 7. Set the cover aside. 8. Ground yourself to the computer by touching the metal surface of the back panel. could damage a component when you touch it. Installing and Removing Options...

  • Page 47: Chapter 3 Installing And Removing Options

    Replacing the Cover When you are ready to replace the computer’s cover, follow these steps: 1. Make sure all the internal components are installed properly. 2. Check all cable connections, especially those that might have been loosened during your work. 3.

  • Page 48: Locating The Internal Components

    Locating the Internal Components As you follow the instructions in this chapter, refer to the illustration below to locate the different components inside your computer. Installing and Removing Options...

  • Page 49: Changing The Jumper Settings

    Changing the Jumper Settings The main system board in your computer has a number of jumpers that control certain functions. These jumpers are preset at the factory to default positions. See the illustration below to locate the jumpers on the system board. Installing and Removing Options...
  • Page 50 Use the information in the following tables to change jumper settings, if necessary. Jumper settings If you change this jumper setting to position 2-3, make sure you select for the video Card option in SETUP. Installing and Removing Options MONO 3 - 7...
  • Page 51 Drive assignment jumper setting Processor type jumper settings Caution Do not remove jumper J42. If J42 is off, your system cannot write to RAM. Installing and Removing Options...

  • Page 52: Setting The Jumpers

    Setting the Jumpers If you need to change any jumper settings, follow these steps: 1. Refer to the illustration on page 3-6 to locate the jumpers. 2. If there are any option cards installed in your computer, you need to remove them to access the jumpers. See page 3-17. 3.

  • Page 53: Installing Memory Modules (Simms)

    To move a jumper from one position to the other, use needle-nose pliers or tweezers to pull it off its pins and gently move it to the desired position. Caution Be careful not to bend the jumper pins or damage any components on the main system board.

  • Page 54: Inserting Simms

    Before you install SIMMs, check the following guidelines to ensure that they will work properly: Use only tin-plated, 36-bit, 72-pin, fast-page mode SIMMs that operate at an access speed of 70ns (nanoseconds) or faster. Be sure all the SIMMs operate at the same speed. Use the correct SIMM configuration to add the amount of memory you want.
  • Page 55 3. Position the SIMM at an angle over the empty SIMM socket, as shown below. The components on the SIMM should face the power supply. 4. Push the SIMM into the socket until it is seated firmly in the slot. Then tilt it upright, as shown above, guiding the hole at each end of the SIMM over the retaining post at each end of the SIMM socket.

  • Page 56: Removing Slmms

    Removing SlMMs If you need to remove SIMMs from your computer (to install different ones, for example), follow the steps below: 1. Remove any option cards that may be blocking your access to the SIMM sockets. (See page 3-17 for instructions.) 2.

  • Page 57: Installing An Option Card

    4. If you are inserting different SIMMs, follow the instructions on page 3-11 to install your new SIMMs. 5. Replace any option cards you removed, as described below, Installing an Option Card This s&ion explains how to install option cards in your computer. Your computer has three 16-bit, full-length slots and two 8-bit, half-length slots to accommodate a total of five option cards.
  • Page 58 Remove the two retaining screws securing the power supply to the back of the computer and the third retaining screw holding the power supply to the base of the computer, as shown below. Be careful not to disconnect any of the cables. Slide the power supply out of the way.
  • Page 59 3. Slide out the slot cover and set it aside. (Store it in a safe place in case you remove the option card later.) 4. Unpack the option card and adjust any switches or jumpers on it, if necessary. (Check the option card instructions.) When you handle the card, be careful not to touch any of the components on the circuit board or the gold-edged connectors.

  • Page 60: Removing An Option Card

    Once the connectors reach the slot, push the card in firmly (but carefully) to insert it fully. You should feel the card fit into place. If it does not go in smoothly, do not force it; pull the card all the way out and try again. 6.

  • Page 61: Replacing The Option Card Connector Board

    2. Remove the two retaining screws securing the option card connector board to the back of the computer, as shown below. 3. Pull the board straight up and out of its socket and set it aside. Replacing the Option Card Connector Board If you removed the option card connector board, follow these steps to replace it.

  • Page 62: Adding Video Memory

    1. Position the board above its slot and push it straight into the connector, as shown below. 2. Secure the board to the back of the computer with its two retaining screws. 3. Re-install any option cards you removed. See page 3-14. Adding Video Memory Your computer comes with 512KB of video memory.
  • Page 63 For the memory to work properly, you must install chips in the following configuration (each bank contains two video memory sockets). Video memory chip configuration 1. Locate the memory chip sockets on the main system board, shown on page 3-5. Bank 0 contains two chips soldered to the system board, so you cannot add video memory in this bank.
  • Page 64 If any of the pins are bent, straighten them gently with your fingers or with small tweezers to align them with the other pins. Be careful when you do this; the pins are fragile and can break off easily. 4. Position one of the memory chips over the first empty socket as shown below, aligning the pins on the chip with the holes in the socket.

  • Page 65: Installing External Cache

    Installing External Cache You can install either 32KB or 128KB of external cache on your system. Use five DRAM, 28-pin, 8 x 8,20ns or 25ns DIP chips to install 32KB or five 256 x 4,20ns DIP chips to install 128KB of external cache on your system.
  • Page 66 Position one of the cache chips over the first socket as shown below, aligning the pins on the chip with the holes in the socket. Make sure the small notch on the end of the chip is aligned with the corresponding notch on the socket. Gently press the chip halfway into the socket (to make sure it is correctly aligned).

  • Page 67: Upgrading The Microprocessor

    Upgrading the Microprocessor You can upgrade your computer by replacing the microprocessor with a faster one. You kits from Epson or buy the individual components separately. The following table lists the components you can use to upgrade the microprocessor in your system.
  • Page 68 Possible microprocessor upgrades 3-25 Installing and Removing Options...

  • Page 69: Replacing The Processor Chip

    Replacing the Processor Chip You’ll find it easier to remove your existing microprocessor if you remove the option card connector board. Refer to page 3-17 to remove the option card connector board, then follow these steps to replace the processor chip: 1.
  • Page 70 3. Gently pull the processor chip straight up and set it aside. Remove the replacement chip from its package and inspect the pins. If they are bent, do not install the processor chip. Contact your vendor for a new microprocessor. Position the processor chip over the socket, aligning the notched edge of the chip (marked with a dot) with pin 1 on the socket, as shown below.

  • Page 71: Installing A Heat Sink

    8. If you removed the option card connector board, see page 3-18 for instructions on replacing it. Then replace option cards you removed. lnstalling a Heat Sink If you are installing a 486DX2/50 or a 486DX2/66 processor, you must install an EG&G heat sink (669-52AB) on the processor chip.

  • Page 72: Replacing The Oscillator

    Replacing the Oscillator If you are installing a 486SX/33, a 486DX/33, or a 486DX2/66 processor, you must replace the existing oscillator with an Ecliptek 33 MHz oscillator (EC1100). Follow these steps to remove the existing oscillator and replace it with the new oscillator: Use the illustration on page 3-5 to locate the oscillator on the system board.

  • Page 73: Post-Installation Procedures

    6. Gently push the oscillator into the socket. 7. Secure the oscillator to the system board using a new tie wrap. (If you didn’t buy an upgrade kit, you must obtain the oscillator tie wrap separately.) Post-installation Procedures After you install or remove options such as memory modules or a microprocessor, you must run SETUP to update the computer’s configuration.

  • Page 74: Chapter 4 Installing And Removing Drives

    Reconnecting drive and power cables to the diskette drive in the lower drive bay Post-installation procedures. If you are installing or removing a non-Epson drive, some of the steps in this chapter may not apply; see the documentation that came with your drive for more information.

  • Page 75: Installing A Hard Disk Drive In The Internal Drive Bay

    Installing a Hard Disk Drive in the Internal Drive Bay Your computer may have a hard disk drive already installed in the internal drive bay. If not, you can install a l-inch high by 3½ inch wide drive in this bay. Here you will find steps for the following procedures: Removing the mounting frames from the hard disk drive (if necessary)

  • Page 76: Removing The Mounting Frames

    Removing the Mounting Frames If there are mounting frames attached to your hard disk drive, you need to remove them before you can install the drive. Follow these steps: 1. On your drive, there may be a plastic guiderail and metal grounding plate attached to one of the mounting frames.

  • Page 77: Connecting The Drive Cable To The System Board

    The hard disk drive ribbon cable is attached to your system board. You may need to remove it, for instance, to install a cable that supports two hard disk drives in this system. See “Connecting the drive cable to the system board,” below, for instructions on reconnecting the cable to the system board.
  • Page 78 Locate the hard disk drive connector on the system board. Position one of the end connectors so that the red wire aligns with pin 1 of the connector on the system board. There a “1” printed on the system board to identify pin 1. Make sure the holes in the cable connector fit over the pins in the system board connector;...

  • Page 79: Connecting The Drive And Power Cables To The Drive

    Connecting the drive and power cables to the drive Follow the steps below to connect the hard disk drive ribbon cable and a power supply cable to the drive: 1. Locate the free connector on the end of the hard disk drive ribbon cable.
  • Page 80 Caution If you do not correctly align the holes with the pins, you could severely damage your hard disk drive when you push in the cable connector. Locate one of the power supply cables that lead from the power supply. (They have multi-colored wires and a plastic connector on the end.) 6.

  • Page 81: Installing The Hard Disk Below The Mounting Bracket

    Installing the Hard Disk Below the Mounting Bracket If you have a l-inch tall hard disk drive, you can install it below the hard disk drive mounting bracket. Refer to the illustrations below and follow these steps: 1. Remove the screw securing the mounting bracket to the base of the computer, as shown below.
  • Page 82 4. Align the hard disk drive so that the cables lead toward the diskette drive bays and the four holes at the base of the drive are above the four pegs, as shown below. 5. Gently lower the drive over the pegs. When the hard disk drive is resting on the pegs, it will not move from side to side.

  • Page 83: Installing The Hard Disk On The Mounting Bracket

    7. Slide the bracket toward the side of the computer, as shown below, until the tabs hold the bracket in place. 8. Secure the mounting bracket with a screw on each side, as shown above. Installing the Hard Disk On the Mounting Bracket You can install a hard disk drive on top of the mounting bracket rather than under it.
  • Page 84 2. Lift the mounting bracket out of the computer. 3. Turn the hard disk drive over and locate the four mounting holes on the drive. 4. Position the bracket on the hard disk drive, aligning the holes in the bracket with the holes on the drive. 5.
  • Page 85 6. Turn the drive and the mounting bracket over, then slide the slots in the mounting bracket under the tabs at the base of the computer until the tabs hold the bracket in place. Note If the drive does not fit within the internal bay, you can move the mounting frame toward the power supply and align only one set of the slots on the mounting bracket with the tabs on the computer.

  • Page 86: Removing A Hard Disk Drive From The Internal Drive Bay

    Removing a Hard Disk Drive From the Internal Drive Bay To remove a hard disk drive, reverse the installation steps outlined above. Then disconnect the hard disk drive ribbon cable and the power supply cable from the back of the drive. When you disconnect the cables, grasp the connectors and pull them straight out so you do not bend the pins;...
  • Page 87 Follow these steps to install a drive in the upper horizontal drive bay: Remove the faceplate from the bay. Place your hand behind the plate through the hole in the drive bay, and push the faceplate forward, as shown below. Keep the faceplate in a safe place in case you remove a drive later.
  • Page 88 3. Slide the drive into the bay until it is flush with the front of the computer. 4. Align the slots at the side of the drive bay with the mounting holes in the drive. Then secure both sides of the drive to the drive bay using the retaining screws.

  • Page 89: Connecting The Drive And Power Cables

    Connecting the Drive and Power Cables To connect the drive to the computer, you need to connect both the drive ribbon cable and a power supply cable. Follow the steps below. 1. If you are installing a diskette drive, locate the diskette drive ribbon cable.
  • Page 90 If you are installing a hard disk drive in the upper horizontal bay, make sure you use the proper hard disk drive ribbon cable and connect the ribbon cable to the hard disk drive connector. Also, if this is the second hard disk drive in your system, make sure you set the jumpers on both hard disk drives to indicate which is the master and which is the slave drive.

  • Page 91: Removing A Drive From The Upper Drive Bay

    If you installed a diskette drive in the upper bay, it is drive B; the lower drive is A. However, if you want to reassign the upper diskette drive as drive A, you can change jumpers J35 through J38. See Chapter 3 for instructions. Removing a Drive from the Upper Drive Bay To remove a drive from the upper drive bay, follow these steps: 1.
  • Page 92 2. Identify pin 1 on the drive and align the connector so that the red wire is at pin 1, as shown below. red wire Locate the multi-colored power supply cable with the small connector. This cable is attached to the system board rather than the power supply.

  • Page 93: Post-Installation Procedures

    Post-installation Procedures After you install or remove your drive(s) and replace the cover your computer, you need to run the SETUP program to define the correct configuration for your newly-installed drive. See Chapter 1 for instructions. 4-20 Installing and Removing Drives...

  • Page 94: Installing Video Drivers

    Chapter 5 Installing Video Drivers The Utility diskettes included with your system contain enhanced VGA (video graphics array) drivers and utilities for your computer’s built-in VGA adapter. This chapter describes how to install and use these drivers and utilities. Your computer’s built-in VGA adapter is compatible with IBM VGA.

  • Page 95: Installing The Drivers

    This chapter describes installation procedures for these common applications: Lotus 1-2-3 and Symphony, version 2.x (see page 5-3) Microsoft Windows, version 3.1 (see page 5-4) Microsoft Word, version 5.0 (see page 5-5) Quattro Pro, version 2.x (see page 5-6) WordPerfect, version 5.1 (see page 5-7) Your Utility diskettes contain VGA utilities and drivers for additional applications.

  • Page 96: Lotus L-2-3 Or Symphony

    Lotus 1-2-3 or Symphony If you have not yet installed Lotus 1-2-3 or Symphony, follow the instructions in your Lotus documentation to install it. Then follow these steps to install the drivers: Insert Utility Diskette 1 in drive A. Type and press Copy the drivers from the Utility Diskette 1 to the Lotus or Symphony program directory on your hard disk.

  • Page 97: Microsoft Windows

    Select Text display Graphics display Then press Enter. 10. Select the TVGA driver you want to install from the displayed list and press 11. Select Return to menu 12. At the Installation menu, select 13. At the prompt, type the name you want to use for the driver set and press 14.

  • Page 98: Microsoft Word

    5. Insert the Utility Diskette 1 in drive A. 6. Type the following path and press A:\WIN 7. Select the driver you want to install. 8. Follow the instructions on the screen to finish running SETUP. Microsoft Word If you have not yet installed Word 5.0, follow the instructions in your Word documentation to install it.

  • Page 99: Quattro Pro

    9. Press to list the display modes available. Press additional drivers. Choose the display mode you want to use. Note Mouse support is not available for 132-column modes. Your Word application now uses the display mode you selected. Quattro Pro If you have not yet installed your Quattro Pro application, follow the instructions in the Quattro Pro documentation to install it now.

  • Page 100: Wordperfect

    Your Quattro Pro application now uses the display mode you selected. WordPerfect If you have not yet installed WordPerfect 5.1, follow the instructions in your WordPerfect documentation to install it. Then follow the instructions below to install the new drivers. Log onto the WordPerfect directory on your hard disk.
  • Page 101 13. Select 0 to exit. Your selection is saved and used for displaying text as well as the print preview and graphics functions of WordPerfect. Drivers Installing Video...

  • Page 102: Chapter 6 Troubleshooting

    Within each category, a more specific problem is described with possible solutions. If the suggestions here do not solve the problem, contact your Epson service representative or Epson Direct. ldentifying Your System When you request technical assistance, be ready to provide the...
  • Page 103 Use these guidelines to locate information about your system: Serial number: Video BIOS version: System BIOS version: System configuration: DOS version: Software versions: Troubleshooting Look on the back panel of the computer to see the serial number. Restart your system. You’ll see the video BIOS version number displayed on the screen when your system performs power-on...

  • Page 104: The Computer Will Not Start

    Check the electrical outlet for power. Turn off your computer and unplug the power cord. Plug a lamp into the outlet and turn it on. If you have an Epson-supplied 80MB, 120MB, or 170MB hard disk drive installed, make sure you set the option to WP-Shadow Cacheable.

  • Page 105: The Computer Does Not Respond

    You installed of removed system components, and now your computer does not start. Check to make sure you have reconnected all the internal and external cables correctly. You may have installed option cards that exceed the system’s power requirements. Check the power requirements in Appendix A.

  • Page 106: Keyboard Problems

    Keyboard Problems The screen displays a keyboard error message when you turn on of reset the computer. Make sure the keyboard is securely connected to the correct port. Nothing happens when you type on the keyboard. See “The Computer Does Not Respond,” above. The cursor keys on the numeric keypad do not work properly.
  • Page 107 If you installed a display adapter card, make sure your monitor and display adapter match. Also check to see if the card’s switches or jumpers are set properly. If your display adapter card is not VGA, make sure you have your service representative disable the system’s built-in VGA adapter for you.

  • Page 108: Diskette Problems

    Diskette Problems You see a diskette error Reinsert the diskette, making sure you insert it all the way. If the drive has a latch, turn it down to secure the diskette. Also, check to see that you have inserted the right type of diskette in the drive.

  • Page 109: Diskette Drive Problems

    Run the SETUP program and configure your system for the correct type of diskette drive. The diskette drive is making loud or unusual noises. Contact your service representative or Epson Direct. Hard Disk Drive Problems A newly-installed hard disk drive is not working properly.

  • Page 110: Password Problems

    As your system performs its power-on diagnostics, it displays a part number, prefaced by the letters “P/N” after the SEIKO EPSON CORP heading. Enter the first six digits of this number at the password prompt. You see the message, by the operating system prompt. The password option within...

  • Page 111: Software Problems

    Software Problems application program Check that you are following the correct procedure for starting the program and that it is installed correctly. If you do not have a hard disk, make sure the correct diskette is in the diskette drive. If you need help, contact your software manufacturer. application program disk.

  • Page 112: Option Card Problems

    The printer prints garbled information. Check the printer manual for the printer’s correct DIP switch or control panel settings. Also, make sure you have the proper drivers installed for your printer and make sure you’ve selected the correct printer within your software application. Option Card Problems A newly installed option card is not working correctly.

  • Page 113: Memory Module Problems

    An external device connected to the option curd is not working correctly. Make sure you are using the proper cable to connect the device to the card. Memory Module Problems The memory count displayed by the program is incorrect. You may have installed the SIMMs incorrectly. They may be the wrong type or speed, or they may not be inserted all the way.

  • Page 114: Controller Problems

    Controller Problems You see a controller or the I/O port controllers when you start your system. The indicated controller on your system board may be faulty. If you have an option card with a controller that will work with your device, you can install it and change the jumper settings on the system board to disable the built-in controller.

  • Page 115: Appendix A Specifications

    Appendix A Specifications CPU and Memory 32-bit CPU System speed Memory Video RAM Shadow Cache Intel 80486SX/25 microprocessor; upgradable to 486SX/33, 486DX/33, 486DX2/50, or 486DX2/66 Fast and slow speeds available; fast speed is 25 MHz or the speed of your upgraded microprocessor, slow speed is 8 MHz;...
  • Page 116 Clock/ calendar Controllers Video Diskette Hard disk lnterfaces Monitor Parallel Serial Game Keyboard A-2 Specifications Real-time clock, calendar, and CMOS RAM socketed on main built-in battery backup Trident VGA controller on main system board; provides resolutions up to 1024 x 768 in 256 colors Controller on main system board supports up to two diskette drives or one diskette drive and one tape drive...
  • Page 117 Option slots Speaker storage Muss Diskette drives Hard disk drives Other devices Three 16-bit, full-length and two 8-bit, half-length I/O expansion slots, ISA compatible, 8 MHz bus speed Internal Two 3 ½ inch wide, third-height drives (one internal mount) and one 5 ¼ inch wide, half-height drive Your system supports the following diskette drives:...

  • Page 118: Physical Characteristics

    Physical Characteristics Width Depth Height Weight Power Supply Type input ranges Maximum outputs Frequency Option Slot Power Limits (Total) A-4 Specifications 15.6 inches (396 mm) 14.5 inches (368 mm) 4.1 inches (104 mm) 15 lb (6.8 kg), without drives or keyboard 65 Watt, fan-cooled +5 VDC at 7.5 Amps, +12 VDC at 2.0 Amps, -12 VDC at 0.3 Amps...

  • Page 119: Environmental Requirements

    Environmental Requirements Tested Operating Environments Although your system will run most software applications, the following operating environments have been tested for compatibility with your available, these also will be tested. MS-DOS 3.3 through 6.0 DR DOS 6.0 Novell NetWare 3.11* Novell NetWare 2.2* Novell NetWare Lite l.l** OS/2 2.0...

  • Page 120: Available Options

    Options Available The following list represents only a few of the options supported for this product. Call your nearest marketing location or Epson Direct for more information on specific options. A-6 Specifications...
  • Page 121 Specifications A-7...
  • Page 122 Specifications...
  • Page 123 Index AC power inlet, 1-4, 1-6, 6-3 Addresses, memory, 1-11, 1-20 Air circulation, 1-21 Altitude, A-5 Analog connector, 1-4 VGA input, 5-1 Application program copy protected, 2-5 display problems, 6-6 exiting, 1-21, 2-3 loading automatically, 1-8 problems, 6-10 requiring slow speed, 1-18, 2-5 stopping, 2-2 timing requirements, 2-5 VGA drivers, 5-l-8...
  • Page 124 CGA (color graphics adapter), 1-17 Chassis, 3-4 Checking system memory, 1-16 CHKDSK command, 6-7 Choosing a location, 1-1 Clock, real-time, 1-11, A-2 CMOS RAM, 1-9, A-2 Command prompt, 1-8, 1-10, 1-20 Compatibility, VGA driver, 5-2 Computer problems, 6-3 Configuration changing, 1-9-10, 1-20 drive, 4-20 files, 3-30 SIMM, 1-16, 3-10-11...
  • Page 125 Electric shock, 1-6,3-3 Electrical circuitry, 1-7, 6-3 outlet, 1-5-6,6-3 Electromagnetic interference, 1-2 Environmental conditions, 1-1 requirements, A-5 Epson Connection, Intro-4 Epson Direct, Intro-4 Errors diskette drive, 6-8 hard disk drive, 6-8 keyboard, 6-5 operating system, 1-8 read/write, 6-9 Exit menu, SETUP, 1-20...
  • Page 126 4-7 circuit board, 4-6 configuration through SETUP, 4-20 connecting cables, 4-3-4, 4-6 connector, 4-5-7, 4-13 controller, A-2 cylinder value, 1-15 Epson-supplied, 1-12, 1-15 errors, 6-8 formatting, 6-9 grounding plate, 4-3 guiderail, 4-3 installing, Intro-3, 4-1-20 internal bay, 4-1 jumpers, 4-2, 4-17, 6-8...
  • Page 127 Jumpers cache, 3-8, 3-23 changing settings, 3-6, 3-9 CPU, 3-8 diskette drive assignment, 1-12, 3-8, 4-18 display adapter, 6-6 four-pin, 3-9 game port, 3-7 hard disk drive, 4-2, 4-17, 6-8 location, 3-5 main system board, 3-5, 3-7 option card(s), 3-14, 3-16, 6-11 port settings, 3-7 processor type settings, 3-8 reassigning diskette drive, 1-12,...
  • Page 128 Modem, Intro-1, 1-6 Monitor assigning type, 1-17 brightness, 1-8,6-5 cables, 1-34 connecting, 1-4 contrast, 1-8,6-5 monochrome, 1-17,6-6 multifrequency, 1-4,5-1 power cord, 1-4,6-6 power switch, 6-6 problems, 6-5 reconnecting, 3-4 turning off, 1-21,3-2 turning on, 1-8 VGA port, Intro-1, 1-4,1-16 Mounting bracket identifying, 4-2 installing hard disk drive, 4-8, 4-10 securing, 4-4,4-10...
  • Page 129 Port parallel, Intro-1, 1-5, 3-7, A-2 RS-232C, 1-6, A-2 serial, Intro-1, l-3-5,3-7, A-2 VGA, Intro-1, l-4, 1-16 Post-installation procedures, 3-30 Power button, l-8 inlet, AC, l-4, 1-6, 6-3 light, 6-3, 6-5 monitor switch, 6-5-6 Power cable computer, l-5, l-7, 3-2, 3-4 diskette drive, 4-16-18, 6-8 hard disk drive, 4-2-3, 4-6-7, 4-13, 4-17...
  • Page 130 Serial port connecting, 1-3-5 controller, A-2 description, Intro-1 jumpers, 3-7 Settings, clearing, 2-3 SETUP assigning drive type, 4-2 booting sequence, 1-18 changing processor speed, 1-18, 2-6, A-1 changing values, 1-11 date and time function, 1-11 drive configuration, 4-20 enabling cache, 1-19 exit menu, 1-20 factory default settings, 1-20 function keys, 1-10...
  • Page 131 Turning on computer, 1-7 TVGA, 5-4, 5-7 Two-pin jumper, 3-9 Upgrading the processor, Intro-2 User-defined drive type, 1-14 Utility disk compaction, 6-9 diskettes, 5-1 VGA, Intro-2, 5-1-2 controller, Intro-2, A-2 diskettes, 5-1 driver compatibility, 5-2 drivers, Intro-4, 1-21, 5-l-8 IBM, 5-1 interface, A-2 Lotus 1-2-3 drivers, 5-3 port, Intro-1, 1-4, 1-16...
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