Epson 468C manual

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Table of contents for the manual

  • Page 1

    EPSON Endeavor 468C[...]

  • Page 2

    FCC COMPLIANCE STATEMENT FOR AMERICAN USERS 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 radi[...]

  • Page 3

    EPSON ® User’s Guide This manual is printed on recycled paper and is 100% recyclable.[...]

  • Page 4

    IMPORTANT NOTICE DISCLAIMER OF WARRANTY Epson America makes no representations or warranties, either express or implied, by or with respect to anything in this manual, and shall not be liable for any implied warranties of merchantability and fitness for a particular purpose or for any indirect, special, or consequential damages. Some states do not [...]

  • Page 5

    Important Safety Instructions 1. Read all of these instructions and save them for later reference. 2. Follow all warnings and instructions marked on the computer. 3. Unplug the computer from the wall outlet before cleaning. Use a damp cloth for cleaning; do not use liquid or aerosol cleaners. 4. Do not spill liquid of any kind on the computer, 5. D[...]

  • Page 6

    10. Do not allow the computer’s power cord to become damaged or frayed. 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 n[...]

  • Page 7

    Instructions Importantes de Sécurité 1. 2. 3. 4. 5. 6. 7. 8. 9. Lire complètement les instructions qui suivent et les conserver pour references futures. Bien suivre tous les avertissements et les instructions indiqués sur l’ordinateur. Débrancher l’ordinateur de toute sortie murale avant le nettoyage. Utiliser un chiffon humide; ne jamais [...]

  • Page 8

    10. S’assurer que le cordon d’alimentation de l’ordinateur n’est pas effrite. 11. Dans le cas où on utilise un cordon de rallonge avec l’ordinateur, on doit s’assurer que la valeur totale d’ampères branches dans le cordon n’excède en aucun temps les ampères du cordon de rallonge. La quantité totale des appareils branches dans l[...]

  • Page 9

    Contents VGA Utilities ................... Optional Equipment ............... System Memory .............. Cache Memory ............... Video Memory ............... OverDrive Processor ............ Math Coprocessor ............. Drives .................... How to Use This Manual ............ Conventions Used in This Manual .... Where to Get Help ..[...]

  • Page 10

    Chapter 2 Running the SETUP Program Starting the SETUP Program .................... 2-3 Entering SETUP Options ...................... 2-4 Selecting Options ....................... 2-4 Setting the Date and Time ..................... 2-5 Setting the Diskette Drive(s) .................... 2-5 Setting the Hard Disk Drive(s) .................. 2-6 Hard [...]

  • Page 11

    Inserting and Removing Diskette s ......... Using a Single Diskette Drive Syste m ....... Formatting Diskettes ............. Making Backup Copie s ............ Caring for Diskette s .............. Using a Hard Disk Driv e ........... Special Keys on the Keyboard ........... Stopping a Command or Progra m ......... Resetting the Compute r ..........[...]

  • Page 12

    Chapter 5 lnstalling and Removing Drives How to Use This Chapter ...................... 5-3 Setting the Hard Disk Drive Jumpers ............... 5-4 Where to Go Next ........................ 5-4 Installing a Hard Disk in the Vertical Bay ............. 5-5 Removing the Mounting Frames ............... 5-5 Installing the Hard Disk .................... [...]

  • Page 13

    Printer Problems ........................... 6-18 Option Card Problems ....................... 6-20 Mouse Problems ........................... 6-20 Memory Module Problems ..................... 6-21 External Cache Problems ...................... 6-22 Battery Problems ........................... 6-22 Appendix A Specifications CPU and Memory . . . . C[...]

  • Page 14

    Ihtroduction Your new Epson ® computer is a fast, high-performance system offering flexibility and expandability in a compact design. Standard features include: q q q q q q q q q q q q q q q q q q q q q q q q q q 486SX/25 MHz, 486DX/33 MHz, or 486DX2/50 MHz microprocessor 4MB of internal memory, expandable to 36MB System and video BIOS shadow RAM [...]

  • Page 15

    With 512KB standard video memory, the built-in VGA adapter supports resolutions of up to 800 x 600 (256 colors), and 640 x 480 (64K colors). Extend the video memory to 1MB to support resolutions of 1280 x 1024 (16 colors), 1024 x 768 (256 colors), or 800 x 600 (64K colors). If you install a high-resolution graphics adapter card or full-motion, mult[...]

  • Page 16

    Cache Memory You can increase the cache memory on your main system board to 256KB by having additional SRAM chips installed by an Authorized Epson Servicer. Additional cache allows your system to access frequently used data faster. Video Memory You can add video memory chips to your system board to increase the video memory to 1MB and support highe[...]

  • Page 17

    How to Use This Manual You don’t have to read everything in this book to use your computer; see the following chapter summaries to find the sections you need. Chapter 1 provides steps for setting up your system and connecting peripheral devices. Chapter 2 describes how to run the SETUP program to define your computer’s configuration. Do this th[...]

  • Page 18

    Conventions Used in This Manual This manual uses the following type conventions: Introduction 5[...]

  • Page 19

    Where to Get Help If you purchased your computer outside the United States, please contact your dealer or the marketing location nearest you for customer support and service. 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 thr[...]

  • Page 20

    Chapter 1 Setting Up Your System To set up your computer, follow the steps in this chapter. If you purchased additional options, see Chapters 4 and 5 for instructions on how to install them before you set up your system. Setting Up Your System 1-1[...]

  • Page 21

    1 Choosing a Location When selecting a place to set up your system, choose a safe, convenient location that provides the following: q q q q q A flat, hard surface. Surfaces like beds and carpets attract static electricity, which can erase data on your disks, damage the computer’s circuitry, and prevent proper ventilation. Good air circulation. Le[...]

  • Page 22

    Follow these steps to connect your VGA monitor to the computer’s built-in VGA port: 1. Place the monitor and computer so the backs are facing you. 2. There should be two cables provided with your monitor: the monitor cable (to connect it to the computer) and the power cable (to connect it to a power source). On most monitors, the monitor cable is[...]

  • Page 23

    4. If the connector has retaining screws, tighten them. 5. Plug the monitor power cord into the monitor’s power inlet. monitor power inlet 6. Plug the other end of the power cord into an appropriate grounded electrical outlet or, if the cord has the correct type of plug, into the power outlet on the back of the computer. Caution Before you plug t[...]

  • Page 24

    3 Connecting a Printer or Other Device Your computer has one parallel and two serial ports. To connect a printer or other peripheral device, follow the instructions below. Using the Parallel Port Follow these steps to connect a parallel printer to your computer: 1. Place the printer next to the computer so that the backs are facing you. 2. Align th[...]

  • Page 25

    3. Connect the other end of the cable to the printer as shown below. To secure the cable, squeeze the clips at each side of the printer port and push them into place. 4. Plug the printer’s power cord into an appropriate grounded (earthed) electrical outlet. 2-6 Setting Up Your System[...]

  • Page 26

    Using the Serial Ports If you have a printer, a modem, or other peripheral device with a serial interface, you can connect it to one of the serial (RS-232C) ports on the back of the computer. These ports use a DB-9P connector, so be sure you have a compatible cable. To connect a serial device, insert the connector into one of the ports, marked SERI[...]

  • Page 27

    4 Connecting the Keyboard To connect the keyboard, hold the cable connector so the arrow on the connector faces up. Insert it into the port marked K/B, as shown below. Caution Although the connectors and ports for the keyboard and mouse are physically identical, they cannot be used interchangeably. Be sure to plug the keyboard connector into the ke[...]

  • Page 28

    You can change the angle of the keyboard by adjusting the legs on the bottom. Turn it over and flip each leg upward until it locks into place. It is important to select the best angle so you will prevent wrist fatigue. (You may even want to purchase a wrist pad-sold at computer stores-for further comfort.) To lower the keyboard, press each leg back[...]

  • Page 29

    To connect the mouse to the built-in mouse port, plug the connector into the port marked MOUSE, as shown below. Caution Although the connectors and ports for the mouse and keyboard are physically identical, they cannot be used interchangeably. Be sure to plug the mouse connector into the MOUSE port, or you may damage your system. If your system has[...]

  • Page 30

    6 Connecting the Power Cord Follow these steps to connect the power cord: 1. Plug the power cord into the AC power INLET on the back panel, as shown below. WARNING To avoid an electric shock, be sure to plug the cord into the computer before plugging it into the wall outlet. 2. Plug the other end of the power cord into an appropriate grounded (eart[...]

  • Page 31

    7 Turning On the Computer After you set up your system, you’re ready to turn on the power. Check the following safety precautions to avoid accidentally damaging your computer or injuring yourself: q Do not connect or disconnect any peripheral device cables (including the mouse or keyboard) or power cables unless the computer power is off. q Never[...]

  • Page 32

    4. To turn on the computer, press the power button on the right side of the front panel. The power indicator on the left side of the front panel lights up. After a few seconds, the screen displays a count of the system memory, and then the computer performs a power-on diagnostics routine to make sure everything is working correctly. 5. If necessary[...]

  • Page 33

    If there is no operating system installed on your computer, you see an error message. Ignore the message for now; once you install the operating system, you will not see this message. If MS-DOS@ is already installed, you may see the command prompt (C : ) or the menu screen of a program such as Microsoft Windows. Now you need to run SETUP to make s[...]

  • Page 34

    Chapter 2 Running the SETUP Program The first time you use your computer, you need to run the SETUP program to define how your system is set up. You may need to run it again later if you change your configuration. SETUP is stored in the computer’s read-only memory (ROM), so you can run it any time you turn on or reset your system. SETUP lets you [...]

  • Page 35

    The configuration you define through SETUP is stored in a special area of memory called CMOS RAM. This memory is backed up by a battery, so it is not erased when you turn off or reset the computer. Whenever you reboot the computer, it checks the settings, and if it discovers a difference between the information in the CMOS RAM and its actual hardwa[...]

  • Page 36

    Starting the SETUP Program To start SETUP, make sure there is no diskette in the diskette drive; then turn on your computer. (If your computer is already on, turn it off, wait 20 seconds, and then turn it on again.) After the self test, you see the following prompt at the bottom of the screen: Press <Del> if you want to run SETUP As soon as y[...]

  • Page 37

    Entering SETUP Options You can verify or change all SETUP functions except the password option from menu option 2, Run SETUP. To select this option, press to highlight it, then press . Y OU see the SETUP screen. This screen displays the size of both the base and extended memory and whether a math coprocessor is installed. You also see a calendar fo[...]

  • Page 38

    Setting the Date and Time The real-time clock in your computer continuously tracks the date and time-even when the computer is turned off. Once you set the date and time using SETUP, you should not need to change them, unless you need to adjust the time for daylight savings or other seasonal adjustments. (The computer automatically changes the date[...]

  • Page 39

    Setting the Hard Disk Drive(s) The SETUP program lets you select the type of hard disk drive(s) installed in your computer. If you have two hard disk drives, the first one is C and the second one is D. Be sure to choose the correct setting for both drives. Follow these guidelines: q If your system does not have a hard disk, select None for drives C[...]

  • Page 40

    Hard Disk Drive Types The following table lists the types of standard hard disk drives you can use. Check this table and the documentation supplied with your hard disk to find the correct type number for your drive. If none of the types listed matches your drive, see “Defining Your Own Drive Type” on page 2-9. Hard disk drive types Running the [...]

  • Page 41

    Actual size when formatted may be slightly different than the size listed on the drive label Hard disk drive supported in translate mode Epson drives l 2-8 Running the SETUP Program[...]

  • Page 42

    Defining Your Own Drive Type If the parameters for your hard disk (listed in its documentation) do not match any of the types listed in the table above, you can define your own type. Follow these steps: 1. With the cursor on the drive you are defining, press until you see type 47. 2. Press to move the cursor into the parameter fields. 3. Enter the [...]

  • Page 43

    Video display type options Select If VGA/PGA/EGA* You connected your monitor to the built-in VGA port or you installed a VGA or enhanced graphics adapter (EGA) card Color 40x25 You installed an optional color graphics adapter that is set to 40-column CGA mode Color 80x25 You installed a color graphics adapter (CGA) or a multi-mode graphics adapter [...]

  • Page 44

    Setting the Processor Speed The System speed option lets you set the default speed for your system. When you select Fast, your system operates at your processor’s highest speed, such as 25,33, or 50 MHz. The Slow option simulates an 8 MHz processor to provide compatibility with older application programs. At fast speed, your system can access mem[...]

  • Page 45

    Setting the Diskette Seek Parameter If you enable the Diskette seek test option, the system checks for a diskette drive during its power-on diagnostics. If no diskette drive is connected, you see a diskette drive error. Disable this option if you want your system to boot when no diskette drive is connected. Using the SETUP Screen Submenus The SETUP[...]

  • Page 46

    Four additional shadow options allow you to shadow 32KB at the memory addresses listed on the screen. You may want to enable one or more of these shadow options if, for example, you are using option cards that contain ROM. You can shadow the memory on the card to your system’s RAM using these options. Check the memory map on page A-6 and the docu[...]

  • Page 47

    Setting the Peripherals Options The Peripherals setup option lets you change the settings for the built-in interface ports and disk drive controllers. You may need to change these settings if you install an interface on an option card. The following table lists the possible settings. I/O control options Peripherals option Setting Serial COMl+2* COM[...]

  • Page 48

    Setting the Password Options SETUP lets you enter a new password or disable an existing password to control who can access your system. A second password option allows you to set a hot key to disable your keyboard and mouse until you enter your system password. Entering a Password Follow these steps to enter a password: 1. Select option 3, Set Pass[...]

  • Page 49

    Changing or Deleting a Password If you want to change your password, follow the same steps as to enter a new password. When the cursor is at the Enter password option, type the new password you want to use. To delete a password, select Not Installed for the Password state option. Whenever you delete your password using SETUP, make sure you save the[...]

  • Page 50

    Using the System Board Help Function SETUP provides a system board help function that contains a diagram of your system board in addition to the following information: q q q q q q q q q q q q q q DIP switch settings Jumper settings Identification of connectors Correct SIMM configurations External cache configurations Hard disk drive types System ke[...]

  • Page 51

    Saving Your Settings and Exiting SETUP When you leave SETUP, you can either save the settings you have changed or exit the program without saving any changes. To save your settings, follow these steps: 1. Press to return to the main SETUP menu. 2. Select option 6, SAVE settings and exit, and press [Enter. You see this message: Write to CMOS RAM and[...]

  • Page 52

    Post-SETUP Procedures If you have just run SETUP for the first time and your system has not been configured, you now need to install the operating system on your computer. See your operating system manual for instructions. After you have installed your operating system, you can install any software you plan to use. See your application program manu[...]

  • Page 53

    Chapter 3 Using Your Computer This chapter briefly describes the following operations: q q q q q q q q Working comfortably Using disks and disk drives Using special keys on the keyboard Stopping a command or program Resetting the computer Using a password Using the hot key feature Changing the processor speed. Working Comfortably This section provi[...]

  • Page 54

    Sitting at Your Computer When you use the computer, try to keep your elbows, hips, and knees bent at approximately 90 degree angles and keep your wrists as close to horizontal as possible. (Your hands, forearms, and thighs should be horizontal and your upper arms and lower legs should be vertical.) Your feet should rest firmly on the floor or a foo[...]

  • Page 55

    Work in a relaxed, natural, upright position and let the chair support you. Your elbows should be near your body and level with or slightly lower than the keyboard so your hands rest lightly on the keys. To help you keep your wrists straight, the slope of the keyboard should be no more than 25 degrees. Try not to hit the keys too hard; using too mu[...]

  • Page 56

    Positioning and Viewing the Monitor Place the monitor directly in front of you and sit about an arm’s length away from it. To minimize glare and reduce eye fatigue, position the monitor so that sunlight, desk lamps, and overhead lights do not shine directly on the screen. When you are sitting in front of the monitor, the top of the screen should [...]

  • Page 57

    Using Disks and Disk Drives The disk drives in your computer allow you to store data on disk, and then retrieve and use your stored data. This section tells you how to: Choose the right diskettes for your drive Write-protect diskettes Insert and remove diskettes Use a single diskette drive system Format diskettes Make backup copies Care for diskett[...]

  • Page 58

    Note MB stands for megabyte, which equals 1024KB (or 1,048,576 bytes). KB stands for kilobyte, which equals 1024 bytes. Each byte represents a single character, such as A, $, or 3. If your computer has more than one type of diskette drive, or if you use different types of diskettes, you need to be aware of certain incompatibilities between the driv[...]

  • Page 59

    Write-protecting Diskettes You can write-protect a diskette to prevent its data from being altered. When a diskette is write-protected, you can read it and copy data from it, but you cannot store new data on it or delete any files it contains. On a 3.5-inch diskette, the write-protect device is a small switch on the back of the diskette in the lowe[...]

  • Page 60

    To write-protect a 5.25-inch diskette, cover the small, rectangular notch (shown below) with an adhesive write-protect tab. Write-protect tabs usually are included in a new package of blank 5.25-inch diskettes. To remove the write protection, peel off the write-protect tab. Some program diskettes have no switch or notch so they are accidentally era[...]

  • Page 61

    Insertting and Removing Diskettes 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. Slide the diskette into the drive until it clicks into place. To insert a diskette into a 5.25-inch drive, hold the diskette with the label fac[...]

  • Page 62

    Using a Single Diskette Drive System Most operating systems expect the computer to have at least two diskette drives and display prompts and messages accordingly. MS-DOS, for example, recognizes the first diskette drive (the top drive) as drive A and a second diskette drive as drive B. If you have only one diskette drive, MS-DOS can treat it as bot[...]

  • Page 63

    Formatting Diskettes Before you can store data on a new diskette, you must format it. Formatting prepares the diskette so that the operating system can write data on it. You need to do this only once, before you use the diskette for the first time. You can also reformat previously used diskettes to store new data. This process erases all the data o[...]

  • Page 64

    Caring for Diskettes Follow these simple precautions to safeguard your data and lengthen the life of your diskettes: q Avoid leaving diskettes near magnetic fields that can erase the data, such as those generated by electric appliances or cordless telephones. Never place a diskette on top of your monitor or near the hard disk drive. q Small particl[...]

  • Page 65

    Most operating systems let you keep related files together in directories and subdirectories so they are easy to find and use. See your operating system manual for instructions on managing your files and directories. Note A hard disk must be partitioned and formatted before you can use it. Be sure you have performed the procedures described in your[...]

  • Page 66

    Special Keys on the Keyboard Certain keys on your keyboard serve special functions when your computer is running your operating system or application programs, as described in the table below. 3-14 Using Your Computer[...]

  • Page 67

    Special key functions (continued) The and key work as toggles; press the key once to turn on a function and again to turn it off. When the function is enabled, the corresponding light in the upper right corner of the keyboard is on. Stopping a Command or Program You may sometimes need to stop a command or program while it is running. If you have en[...]

  • Page 68

    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. However, resetting e[...]

  • Page 69

    Using a Password If you set a system access 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 system diskette in drive A. 2. Turn on or reset the computer. You see the following prompt: Enter Password: 3. Ty[...]

  • Page 70

    2. When you want to disable the keyboard and mouse, enter your hot key combination. The keyboard and mouse lock up and do not respond to typed entries or mouse movement. 3. To resume activity, type your password and press . Changing or Deleting a Password To change or delete your password, you must run the SETUP program and follow the instructions [...]

  • Page 71

    If you want your computer to always start at slow speed, you can change the default setting through SETUP. See Chapter 2 for instructions. Some copy-protected programs require the computer to run at slow speed while accessing the program on a diskette. These programs also usually require you to leave a key disk-the diskette that contains the copy p[...]

  • Page 72

    Chapter 4 Installing and Removing Options You can enhance the performance of your computer by adding optional equipment such as memory modules, option cards, an Intel OverDrive processor or math coprocessor, or video memory. This chapter describes how to install (and remove) these options, as well as how to change the jumper and DIP switch settings[...]

  • Page 73

    How to Use This Chapter This chapter explains how to do the following: q Remove and replace the computer’s cover q Change jumper settings and DIP switch settings on the main system board q Install and remove memory modules (SIMMs) q Install and remove an option card q Remove and replace the option card connector board q Install a new processor ch[...]

  • Page 74

    Locating the lnternal Components As you follow the instructions in this chapter, refer to the following illustration to locate the different components inside your computer. Installing and Removing Options 4-3[...]

  • Page 75

    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 5). Follow these steps: 1. 2. 3. 4. Turn off the computer and then any peripheral devices (including the monitor and printer). Disconnect the computer’s power cable from[...]

  • Page 76

    5. From the front of the computer, grasp the sides of the cover and pull it straight toward you until it stops, just before it reaches the front of the computer. Then lift it off at an angle as shown below. 6. Set the cover aside. 7. Ground yourself to the computer by touching the metal surface of the back panel. WARNING Be sure to ground yourself [...]

  • Page 77

    Changing the Jumper and DIP Switch Settings The main system board in your computer has a number of jumpers and DIP (Dual Inline Package) switches. These devices control the operation of your system and provide configuration information to your CMOS ROM. The jumpers control the following functions: q Enable or disable the built-in VGA display adapte[...]

  • Page 78

    Display adapter and CPU jumper settings Jumper Setting Function J3 A* Enable the built-in VGA adapter B Disable the built-in VGA adapter so you can use a display adapter on an option card as your primary adapter J4 A ** Select DX or DX2 CPU B Select SX CPU * Factory setting ** Factory set according to system CPU External cache jumper settings * Fac[...]

  • Page 79

    Setting the Jumpers If you need to change any jumper settings, follow these steps: 1. Refer to the illustration on page 4-3 to locate the jumpers, 2. If there are any option cards installed, and you want to change the setting for jumper J3, you may need to remove the cards. See page 4-19. 3. A jumper’s setting is determined by where the jumper is[...]

  • Page 80

    Setting the DIP Switches If you need to change any of the DIP switch settings, follow these steps: 1. Locate the DIP switch block near the center of the system board, shown on page 4-3. The switches are numbered 1 through 5, and the ON position is marked on the block. 2. Use a pointed instrument, such as the tip of a pen, to turn a DIP switch on or[...]

  • Page 81

    Memory Modules (SIMMs) Your computer comes with 4MB of memory installed on the system board. By installing memory modules-also called SIMMs-you can increase the amount of memory in your computer up to 36MB. There are two SIMM sockets on the main system board, and each can contain one memory module. You can install SIMMs with a capacity of lMB, 4MB,[...]

  • Page 82

    Before you install SIMMs, check the following guidelines to ensure that they will work properly: q Use only 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. q Your computer can use any SIMM that complies with industry standards; however, it is best[...]

  • Page 83

    4. Push the SIMM into the socket until it is seated firmly in the slot. Then tilt it upright, as shown below, guiding the hole at each end of the SIMM over the retaining post at each end of the SIMM socket. If it does not go in smoothly, do not force it; pull it all the way out and try again. 5. Repeat steps 3 and 4 for the second SIMM, if necessar[...]

  • Page 84

    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 4-19 for instructions. 2. Use your fingers or a small screwdriver to carefully release the metal tabs that secure the SIMM at each e[...]

  • Page 85

    Installing an Option Card This section explains how to install an option card in your computer. Your computer has four option slots to accommodate up to four 8-bit or 16-bit option cards. Usually it does not matter which slot an option card occupies as long as the card fits in the slot. For example, you can place some 8-bit cards in a 16-bit slot. [...]

  • Page 86

    Follow these steps to install an option card: 1. If you are installing a card in the option slot for the first time, you need to remove the metal cover for that slot on the inside back panel. Remove the retaining screw securing the option slot cover to the computer. (Keep the screw to secure the option card to the computer.) 2. Slide out the slot c[...]

  • Page 87

    4. Hold the card along the top corners and guide it into the connector, as shown below. 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. 5. Secure the end of the card to[...]

  • Page 88

    Using the VGA Feature Connector Your computer includes an alternate VGA interface (feature connector) on the main system board. If you install a high-resolution graphics or a full-motion, multi-media adapter card in one of the computer’s option slots, this connector allows you to access the standard VGA signals provided by your system circuitry. [...]

  • Page 89

    2. Attach one end of the feature cable to the alternate VGA interface on the main system board near the back panel, as shown below. Align the cable so the red wire along one edge is closest to pin 1 in the socket. 3. Connect the other end of the cable to the appropriate interface on the adapter card. (Check your graphics card manual for instruction[...]

  • Page 90

    Removing an Option Card You may need to remove an option card installed in your computer to access components on the main system board-to change a jumper setting, for example. You may also want to remove a card if you no longer need it. Follow these steps: 1. Remove the retaining screw securing the option card to the computer. Then pull the card st[...]

  • Page 91

    Removing the Option Card Connector Board You may want to remove the option card connector board to access certain components on the main system board, such as the disk drive controllers. Follow these steps: 1. Remove any option cards. (See the instructions above.) 2. Remove the retaining screw securing the bracket on the option card connector board[...]

  • Page 92

    Replacing the Option Card Connector Board If you removed the option card connector board to access any system components, refer to the illustration on page 4-14 as you follow these steps: 1. Position the board above its slot and then firmly push it straight in. 2. Secure the board to the power supply with its retaining screw. Now you can re-install[...]

  • Page 93

    Complete instructions for installing the processor are provided in the manual that comes with it. Please follow those instructions carefully, along with the following guidelines: q q q q Although the OverDrive processor User’s Guide instructs you to remove the main system board from the computer, this is not necessary. You can leave the board ins[...]

  • Page 94

    Replacing the Processor Chip If you need to remove the existing microprocessor chip to replace it with a math coprocessor or OverDrive chip, follow these steps: 1. Use the illustration on page 4-3 to locate the processor socket on the system board. Caution Make sure you ground yourself by touching the metal surface on the inside of the computer’s[...]

  • Page 95

    5. Position the processor chip over the socket, making sure the notched edge of the chip (marked with a dot) aligns with pin 1 (the extra hole) on the socket, as shown below. dot 6. Make sure the pins in the processor chip are directly over the holes in the socket. Then gently push the processor straight into the socket, pressing evenly on all side[...]

  • Page 96

    Increasing the Video Memory Your computer comes with at least 512KB of video memory. You can increase the video memory to 1MB by installing four 256K x 4-bit DRAM, 20-pin, ZIP (Zig-zag Inline Package) chips. This is useful for running graphics-intensive applications or for supporting resolutions up to 1024 x 768 or more on your monitor. The followi[...]

  • Page 97

    Caution To avoid generating static electricity and damaging the memory chips, ground yourself by touching the metal surface on the inside of the computer’s back panel. Then remain as stationary as possible while you install them. 3. Remove the memory chips from their package and inspect each one. The pins should point inward at slightly less than[...]

  • Page 98

    5. 6. 7. 8. 9. Gently press the chip halfway into the socket (to make sure it is correctly aligned). If the chip does not go in smoothly, remove it and try again. When the chip is properly positioned, push down firmly on both ends of the chip to make sure it is well-seated. Repeat steps 4 through 6 for each of the three remaining chips. Replace any[...]

  • Page 99

    Follow these steps to replace the battery: 1. See the illustration on page 4-3 to locate the battery. It is attached to the base of the computer case, next to the drive bay. 2. To disconnect the battery from the main system board, unplug the connector from socket CN3 (BAT), as shown below. 3. The battery is attached to the computer base with Velcro[...]

  • Page 100

    4. Remove the new battery from its package and position it so the Velcro faces down and the cable faces the power supply. Then push it down onto the bottom of the case. Installing and Removing Options 4-29[...]

  • Page 101

    5. Connect the battery cable to connector CN3. 6. Follow the steps on page 4-31 to replace the computer’s cover. Then run SETUP to reconfigure your system and reset the date and time for the real-time clock. See Chapter 2 for instructions. 4-30 Installing and Removing Options[...]

  • Page 102

    Replacing the Cover When you are ready to replace the computer’s cover, follow these steps: 1. Facing the front of the computer, position the cover so the lip on its bottom edge slides under the guiderails along both sides of the computer case, as shown below. 2. Lower the cover and slide it straight back over the computer until it cannot go any [...]

  • Page 103

    3. Replace the three cover retaining screws, as shown below. 4. Reconnect the computer to the monitor, printer, keyboard, and any other peripheral devices you have. Then reconnect the power cable to the back of the computer and to an electrical outlet. Post -installation Procedures After you install or remove options such as memory modules or a new[...]

  • Page 104

    Chapter 5 installing and Removing Drives The instructions in this chapter describe how to install and remove optional Epson drives in your computer. You can use these instructions to install a variety of devices, including diskette drives, hard disk drives, a CD-ROM drive, or a tape drive. Although your drive may look different from the ones illust[...]

  • Page 105

    Your computer can hold up to three drives in two horizontal drive bays and one vertical drive bay. The upper horizontal bay contains the diskette drive that came with your system. If your system came with only one diskette drive, you can install an additional device of one of the following types in the lower horizontal drive bay: q 5¼-inch-wide di[...]

  • Page 106

    Your computer may have a hard disk drive already installed in the vertical drive bay. If not, you can install one hard disk drive in this bay. It is best to install your computer’s first hard disk drive in the vertical drive bay. If you add a second hard disk drive or diskette drive, use the lower horizontal drive bay. How to Use This Chapter To [...]

  • Page 107

    Setting the Hard Disk Drive Jumpers Most hard disk drives have jumpers that must be set for the drive to work properly with the computer. The jumpers tell the computer whether you are using one hard disk drive or two. If you purchased your computer with a hard disk drive already installed, these jumpers have been set correctly for your system. If y[...]

  • Page 108

    Installing a Hard Disk in the Vertical Bay You should install your computer’s first hard disk drive in the vertical drive bay. This section describes: q Removing the mounting frames from the hard disk drive (if necessary) q Installing the hard disk drive in the vertical drive bay q Connecting the cables. Before you install a hard disk drive, be s[...]

  • Page 109

    Follow these steps to remove the mounting frames: 1. On your hard disk drive, there may be a plastic guiderail and metal grounding plate attached to one of the mounting frames. If so, remove the screws securing them to the mounting frame, as shown below, and remove the guiderail and grounding plate. metal grounding plate 2. Then remove the two scre[...]

  • Page 110

    Installing the Hard Disk To install the hard disk drive, you first need to attach it to the mounting plate in the vertical drive bay. Follow these steps: 1. Remove the screw securing the mounting plate to the horizontal drive bays and set it aside. Then slide the mounting plate in the direction of the arrow, and lift it out. horizontal drive bays I[...]

  • Page 111

    2. Turn the hard disk drive so the components face up and the connectors face left. Then place the mounting plate on the hard disk drive and align the four holes in the plate with the four holes in the drive, as shown below. The bracket on the mounting plate should be on the opposite side of the connector end of the drive. 3. Use the four screws th[...]

  • Page 112

    4. Hold the drive so the mounting plate faces the horizontal drive bays (with the bracket over the top) and the connectors face the back of the computer, as shown below. brackel The two tabs at the bottom of the mounting plate should be just above the two slots in the computer case. Installing and Removing Drives 5-9[...]

  • Page 113

    5. Lower the tabs into the corresponding slots in the computer case. Slide the drive in the direction of the arrow, until the hole in the bracket is aligned with the hole on top of the horizontal drive bays. bracket 6. Secure the mounting plate with the screw, as shown above. 5-10 Installing and Removing Drives[...]

  • Page 114

    Connecting the Cables To connect the hard disk drive to the computer, you need to connect two cables: the hard disk drive ribbon cable and a power supply cable. Follow the steps below: 1. If you are installing your computer’s first hard disk drive, you need to connect the hard disk drive ribbon cable to the system board now. Follow the instructio[...]

  • Page 115

    4. Make sure the holes in the cable connector fit over all the pins in the hard disk drive connector; then push in the connector. 5-22 Installing and Removing Drives[...]

  • Page 116

    5. Locate one of the power supply cables that lead from the power supply (behind the horizontal drive bays). The power supply cables may be secured in a plastic band on the side of the power supply. If so, unfasten the band to access the cables; you can use any one that is free. (If your drive requires a small power supply cable connector, use the [...]

  • Page 117

    Removing a Hard Disk From the Vertical Bay Follow these steps to remove a hard disk drive from the vertical drive bay: 1. Disconnect the hard disk drive ribbon cable and power supply cable from the back of the drive, as shown below. Grasp the cable connectors and pull them straight out from the connectors on the hard disk drive so you do not bend t[...]

  • Page 118

    3. Remove the four screws securing the mounting plate to the hard disk drive. You can store the mounting plate and its screw or replace it in the computer and secure it with the screw. 4. Wrap the hard disk drive in its original packing materials and store it along with the four screws. 5. If you removed your computer’s only hard disk drive, disc[...]

  • Page 119

    Installing a Drive in a Horizontal Bay This section describes how to install a drive in a horizontal bay. Although the illustrations show a diskette or hard disk drive in the lower bay, you can use these instructions to install a drive in the upper bay. You’ll find steps for the following procedures: q Attaching the mounting frames to a hard disk[...]

  • Page 120

    Attaching Mounting Frames to a Hard Disk To attach mounting frames to a hard disk drive, follow these steps: 1. Locate the two mounting frames and four screws that came with the drive. 2. As shown below, place a mounting frame on top of one side of the drive and align it so that the holes in the drive are approximately in the middle of the oval hol[...]

  • Page 121

    lnstalling the Drive Follow these steps to install the drive in a horizontal drive bay: 1. Locate the two metal guiderails and six screws that came with the computer. 2. Using the appropriate screw holes, attach one guiderail to each side of the drive (or each mounting frame, if attached), as shown below. The bracket on the guiderail should be on t[...]

  • Page 122

    3. If you are installing a drive in the lower bay, remove the two retaining screws securing the metal drive bay cover to the front of the computer and remove the cover. Store it in a safe place and save the screws to use later in these steps. 4. If you are installing a 5.25-inch diskette drive, hold it so that the diskette release latch is above th[...]

  • Page 123

    5. To insert a diskette drive, align the guiderails on each side of the drive with the notches on each side of the drive bay and slide the drive into the bay as far as it will go, as shown below. Secure the guiderails to the computer case with the two retaining screws. notch guiderail 6. If you are installing a diskette drive in the lower bay, you [...]

  • Page 124

    Store the faceplate and screws in a safe place; you may want to install it again later. Then go to “Connecting the Cables” on page 5-22. 7. To insert a hard disk drive, align the guiderails on each side of the drive with the notches on each side of the drive bay and slide the drive all the way into the bay, as shown below. Secure the guiderails[...]

  • Page 125

    Connecting the Cables To connect the drive to the computer, you need to connect two cables: a drive ribbon cable and a power supply cable. The steps below describe how to connect these cables to the drive. If you are installing a diskette drive, follow step 1 and then skip to step 3. If you are installing a hard disk drive, start with step 2. 1. Lo[...]

  • Page 126

    Make sure the cable connector fits properly onto the drive connector and push it into place. Be careful to align the connector correctly; otherwise, you could severely damage your drive when you push it in. Go to step 3. 2. Locate the hard disk drive ribbon cable. If you are installing a second hard disk drive, one end of the cable is connected to [...]

  • Page 127

    When the hard disk drive ribbon cable is positioned correctly, the red wire on the cable is aligned with pin 1 on the drive connector. To identify pin 1, look for a 1 or 2 at the connector on the drive’s circuit board. Make sure the holes in the cable connector fit over all the pins in the hard disk drive connector; then push in the cable connect[...]

  • Page 128

    4. Position the power supply cable connector so that its notched corners line up with the notched corners of the drive’s power supply connector, as shown below. Make sure the holes fit over all the pins and then push in the connector. diskette drive notched corners hard disk drive notched Caution If you do not align the cable connector correctly,[...]

  • Page 129

    Removing a Drive From a Horizontal Bay This section describes how to remove a drive from a horizontal drive bay. Although the illustrations show a diskette or hard disk drive in the lower bay, you can use these same instructions to remove a diskette drive from the upper bay. Follow these steps to remove a drive from a horizontal bay: 1. Disconnect [...]

  • Page 130

    hard disk drive 2. Remove the two retaining screws securing the drive to the drive bay. Then grasp the front of the drive and pull it completely out of the bay. Installing and Removing Drives 5-27[...]

  • Page 131

    3. If you are leaving the drive bay empty, replace the metal drive bay cover and two retaining screws, as shown below. 4. If you are replacing the drive you removed with another drive, remove the guiderails and screws from the drive and use them to install the other drive as described in “Installing a Drive in a Horizontal Bay” on page 5-16. 5.[...]

  • Page 132

    If you removed one hard disk drive and are leaving another one in the computer, you need to set the jumpers on the remaining drive to indicate that you now have only one hard disk drive. See the documentation that came with the drive for the correct jumper settings. 7. If you removed a diskette drive from the lower bay and you are leaving the bay e[...]

  • Page 133

    Connecting the Hard Disk Drive Ribbon Cable to the System Board Follow these steps to connect the hard disk drive ribbon cable to the system board: 1. Locate the hard disk drive connector on the system board. As shown below, it is next to the diskette drive connector, between the option card connector board and the power supply. (The diskette drive[...]

  • Page 134

    2. Locate the hard disk drive ribbon cable that came with the computer. It is a flat cable with three connectors: one on each end and one in the middle, as shown below. tab vertical drive horizontal drive connector connector main system board connector 3. Select the connector on the end of the longest part of the cable (the main system board connec[...]

  • Page 135

    Note You may find it easier to plug in the cable connector if you first remove the option card connector board and diskette drive ribbon cable. To remove the option card connector board, see page 4-20. To disconnect the diskette drive ribbon cable, grasp the cable connector and pull it straight out from the system board connector so you do not bend[...]

  • Page 136

    Post-installation Procedures After you install or remove your drive(s) and replace the computer’s cover, follow the steps below to make sure your new configuration works properly: 1. Run the SETUP program to configure your computer for your new set of drives. See Chapter 2 for instructions. 2. If you installed a non-IDE hard disk drive (which req[...]

  • Page 137

    Chapter 6 Troubleshooting Refer to this chapter if you encounter any difficulties as you set up and use your computer. If the suggestions here do not solve the problem, perform the steps below to identify your system and note any error messages your computer displays. Then contact the Epson Connection at (800) 922-8911 for assistance. Identifying Y[...]

  • Page 138

    3. When you see Press <Del> if you want to run SETUP, do not press You see the System Configuration screen. (This screen lists your current configuration.) Copy any necessary configuration information shown so you can refer to it when you call for assistance. 4. If you are using MS-DOS, at the command prompt type VER and press The screen disp[...]

  • Page 139

    The following table lists error messages that may appear during power-on diagnostics. If you receive an error message, look it up in the table below; it directs you to the proper troubleshooting section in this chapter or offers a solution. If you do not see an error message, read the section that covers your problem. Power-on diagnostics error mes[...]

  • Page 140

    Power-on diagnostics error messages (continued) Error message Action FLOPPY DISK The system was unable to detect a diskette drive CONTROLLER ERROR controller. OR NO CONTROLLER If you have no diskette drive, run SETUP and select PRESENT none for both diskette drives. If you have at least one diskette drive. see “Diskette Drive Problems.” FLOPPY [...]

  • Page 141

    Power-on diagnostics error messages (continued) Error message Action UNABLE TO Your drive is probably damaged. Contact the RECALIBRATE HARD Epson Connection. DRIVE UNABLE TO RESET Your system cannot find or initialize your hard disk HARD DRIVE/ drive controller. See “Hard Disk Problems.” CONTROLLER ERROR The Computer Won’t Start If your compu[...]

  • Page 142

    You may have installed option cards that exceed the system’s power requirements. Check the power requirements in Appendix A. 4. If the electrical outlet is working and all the connections are secure but your computer still won’t start, call the Epson Connection for assistance. The Computer Does Not Respond If your computer locks up and does not[...]

  • Page 143

    5. The problem could be caused by your keyboard. See “Keyboard Problems” later in this chapter. 6. If you want to stop whatever the computer is doing and return to the MS-DOS command key and press (or prompt, hold down the ). See Chapter 3 for more information on stopping a command or program. 7. If your computer still does not respond, you can[...]

  • Page 144

    q A blocked power supply fan. Make sure there is space around the power supply fan vents in the back and sides of the computer case. Remove the computer’s cover and check both inside and outside the computer for blockage. Make sure there is ample room around your system for air circulation. q An overload of the power supply limitations. Check the[...]

  • Page 145

    Accessing Your System If you have forgotten your current password, follow these steps: 1. 2. 3. 4. 5. 6. 7. 8. 9. Turn off the computer. Disable the password function by setting DIP switch 4 to Off. (See Chapter 4 for instructions.) Turn on the computer. Turn the computer off again. Follow the instructions under “Changing the DIP Switch Settings?[...]

  • Page 146

    Keyboard Problems If you have trouble with the keyboard, check the following: 1. If the screen displays a keyboard error message when you turn on or reset the computer, make sure the keyboard is securely connected to the correct port. See “Connecting the Keyboard” in Chapter 1 for instructions. 2. If nothing happens when you type on the keyboar[...]

  • Page 147

    3. 4. 5. 6. If the screen is still blank, make sure the monitor is connected to the computer securely. See “Connecting a Monitor” in Chapter 1 for instructions. If the monitor’s power light still does not come on, check the electrical outlet for power. Turn off your monitor and unplug it from the outlet. Then plug a lamp into the wall outlet [...]

  • Page 148

    Diskette Problems If you see an error message or have trouble accessing data on a diskette, try the following steps: 1. You may have inserted the diskette upside-down or it may not be inserted all the way. Remove the diskette and reinsert it. If the diskette drive has a latch, be sure to turn it down to secure the diskette. See Chapter 3 for detail[...]

  • Page 149

    6. Did you receive one of the following MS-DOS error messages? Disk Drive Error: Abort, Ignore, Retry? Disk error reading drive d: Disk error writing drive d: If you see one of these messages, make sure the diskette is properly inserted in the drive. If the problem persists, try removing the diskette and reinserting it. If the error message still o[...]

  • Page 150

    Diskette Drive Problems If you see a diskette error message or have difficulty with a diskette drive, follow these steps: 1. If you have problems with a new diskette drive that someone else installed, consult that person about the problem. 2. If you installed the drive yourself, did you carefully follow all the steps in Chapter 5? Review the instru[...]

  • Page 151

    Installing the Drive If you have problems with a newly-installed drive, check the following: 1. If someone else installed the drive, consult that person about the problem. 2. If you installed the hard disk in your computer, did you carefully follow all the instructions in Chapter 5? Review the instructions, check all the cable connections, and chec[...]

  • Page 152

    Preparing the Drive Before you can store data on a new hard disk (which has already been physically formatted), you must do the following to prepare it for use: 1. Run the SETUP program to define your hard disk as part of the computer’s configuration. (See Chapter 2 for instructions.) 2. Partition and format the drive for your operating system. I[...]

  • Page 153

    If you still have trouble with your hard disk, you can back up your data and physically reformat the disk. Then you’ll need to reinstall the operating system and copy your files back onto the disk. See your operating system manual for instructions. If you cannot access data on your hard disk or you are receiving read/write errors, the disk may ha[...]

  • Page 154

    3. If you entered an MS-DOS command that you want to stop, there are special key combinations you can use to cancel the command. These methods may also work in your application programs: 4. An application program can occasionally lock the computer, making it unresponsive to keyboard commands. If your computer does not respond when you type on the k[...]

  • Page 155

    2. Check the printer manual for the printer’s correct DIP switch or control panel settings. These settings help a printer communicate properly with the computer. 3. If you are using more than one serial or parallel port, the computer must know which port is the primary port and which is the secondary port. See Chapter 2 for instructions on how to[...]

  • Page 156

    Option Card Problems If you install an option card and it does not function properly, check the following: 1. Is the option card installed correctly? Make sure it is well-seated in its slot. Check the installation procedure described in Chapter 4 and also see the instructions that came with the card. 2. Did you set the necessary DIP switches or jum[...]

  • Page 157

    2. Did you install the mouse driver correctly? See your software manual and the documentation that came with your mouse for instructions. (Windows installs a mouse driver automatically.) 3. If you are using a serial mouse, did you disable the built-in mouse port with SETUP and enable the correct serial port? See Chapter 2 for instructions. Memory M[...]

  • Page 158

    External Cache Problems If you added extra cache memory to your system by having cache DIP chips installed, and that memory is not operating properly, check the following: 1. If the cache memory amount displayed by the power-on diagnostics program is incorrect, your Authorized Epson Servicer may not have installed the cache correctly. Call your ser[...]

  • Page 159

    Appendix A Specifications CPU and Memory L 32-bit CPU 4SX/25C: Intel i486SX, 25 MHz microprocessor in open PGA-type CPU socket; can be upgraded with optional 487SX/25 math coprocessor or Intel ODP486-25 OverDrive processor 4DX/33C: Intel i486DX, 33 MHz microprocessor in PGA-type CPU socket; can be upgraded with optional Intel ODP486-33 OverDrive pr[...]

  • Page 160

    Controllers Video Cirrus ® Logic VGA controller on main system board; with standard 512KB video memory, supports resolutions up to 800 x 600; with 1 MB extended memory, provides resolutions up to 1280 x 1024 Diskette Controller on main system board supports up to two diskette drives or one diskette drive and one tape drive Hard disk Interface on m[...]

  • Page 161

    Mass Storage Diskette drives Hard disk drives Other devices Input Devices Keyboard Detachable; two-position height; 101 or 102 sculpted keys; country-dependent main typewriter keyboard; numeric/cursor control keypad; four-key cursor control keypad; 12 function keys Three half-height drives maximum configurable using the following: 5.25-inch, 1.2MB [...]

  • Page 162

    Power Supply Option slot power limits Maximum Current +5 Volts +12 volts -5 Volts and -12 Volts For each slot 7 Amps 1.5 Amps 0.3 Amps For all four slots 16 Amps 3 Amps 0.3 Amps Environmental Requirements Condition Operating range Non-operating range Storage range Temperature 41° t0 90° F -4°to140°F -4° to 140° F (5° to 32° C) (-20° to 60?[...]

  • Page 163

    Power Source Requirements 120 Volt power source requirements 240 Volt power source requirements Specifications A-5[...]

  • Page 164

    System Memory Map A-6 Specifications[...]

  • Page 165

    GIossary Access speed The time it takes for a device, such as memory or a disk drive, to return data. For example, your computer’s SIMMs return data requested by the microprocessor at an access speed of 70ns. Address The location where information is stored in a computer’s memory. Analog monitor A monitor that generates or responds to analog da[...]

  • Page 166

    Base memory See Conventional memory. Batch file A file that executes commands automatically. Batch files are text files with the filename extension .BAT. When you type the filename, the operating system sequentially executes the commands in that file. BIOS Basic Input/Output System. Routines in ROM (Read Only Memory) that handle the transfer of inf[...]

  • Page 167

    CGA Color Graphics Adapter. A display adapter card that can generate up to 25 lines of text with 80 characters on each line, two-color graphics at 640 x 200 resolution, or four-color graphics at 320 x 200 resolution. Chip A piece of silicon containing miniature transistors and resistors wrapped in insulating material. Chips process electrical signa[...]

  • Page 168

    Conventional memory The memory in the computer below 1MB that is available to MS-DOS and application programs-usually 640KB. Also called base memory or main memory. Coprocessor See Math coprocessor. Copy-protected program A program containing a software “lock” that prevents it from being copied. See also Key disk. CPU Central Processing Unit. T[...]

  • Page 169

    Device A piece of equipment that is part of a computer system, such as a disk drive, a monitor, or a printer. Device driver A file containing instructions that allow your computer to recognize and communicate with a device. The device may be a printer, monitor, or other type of device. Diagnostics See Power-on diagnostics, DIP switch Dual Inline Pa[...]

  • Page 170

    Double-density A type of diskette format that allows you to store twice as much data as the standard-density format. A 3.5-inch, double-density diskette can store 720KB of data. A 5.25-inch, double-density diskette can store 360KB of data. EGA Enhanced Graphics Adapter. A display adapter card that allows you to display high-resolution graphics on a[...]

  • Page 171

    High-density A type of diskette format that allows you to store more data than on single- or double-density diskettes. A 5.25-inch, high-density diskette can store 1.2MB of data. A 3.5-inch, high-density diskette can store 1.44MB of data. IDE Integrated Drive Electronics. A type of hard disk drive interface in which the controller is on the drive i[...]

  • Page 172

    LIM EMS 4.0 Version 4.0 of the Lotus/Intel/Microsoft Expanded Memory Specification-your computer’s capability to support programs that use expanded memory. See also Expanded memory. Main system board The circuit board inside your computer containing the circuitry and components your computer needs to operate. Math coprocessor A device that enable[...]

  • Page 173

    Memory module A small circuit board, commonly called a SIMM (single inline memory module), that contains surface-mounted memory chips. You can add memory modules to the main system board to expand your computer’s memory. MGA Multi-mode Graphics Adapter. A display adapter card that can display monochrome text and color graphics. Microprocessor A s[...]

  • Page 174

    Numeric keypad The number and cursor control keys grouped together on the right side of the keyboard. The operation of the dual-use keys on the numeric keypad is controlled by the key. Operating speed The speed at which the computer’s processor can execute commands, usually expressed in megahertz (MHz). See also Megahertz. Operating system A coll[...]

  • Page 175

    Parallel An interface that transmits data simultaneously over separate wires in a cable. See also Interface and Serial. Parameter A qualifier added to a command that tells your operating system what data to process, where it should locate or store a file, or how it should operate. See also Switch. Pathname The directory name(s) you specify to locat[...]

  • Page 176

    Prompt A message displayed to request information or tell you what action to perform next. See also Command prompt. RAM Random Access Memory. The area of the computer’s memory used to run programs and store data while you work. All data in RAM is erased when you turn off or reset the computer. Read To gather data from one source (such as a disk) [...]

  • Page 177

    ROM Read Only Memory. Memory that can only be read and cannot be modified. ROM retains its contents even when you turn off the computer by using power from a backup battery. Root directory The main directory in a hierarchical disk directory structure. All other directories are subdirectories of the root directory. RS-232C A standard type of serial [...]

  • Page 178

    System diskette A diskette that contains the operating system and can be used to boot the computer. Tape drive The physical device that allows you to insert large-capacity magnetic tape cartridges for compact data storage and backup. UNIX An operating system that supports multitasking and is especially suited to multi-user environments. UNIX is com[...]

  • Page 179

    Index A AC inlet, l-l1, 6-5 AC plug, A-5 Adapter cards, see Video cards Addresses, 2-13, A-6 Altitude, A-4 Application programs, Intro-2, l-14,2-19,4-17,6-17-18 Authorized Epson Servicer, Intro-3, Intro-6, 4-2 AutoCAD, 4--l7 B Backing up data, 3-11, 3-13, 6-14 Battery, CMOS, 4-27-30, 6-22 Bi-LPTl, 2-14 Bi-LPT2, 2-14 BIOS (Basic In/Out System), syst[...]

  • Page 180

    Controller, diskette drive, A-2 hard disk drive, A-2 VGA, Intro-2, A-2 Conventions, manual, Intro-5 Coprocessor, math, Intro-l, Intro-3,4-21-24 Copying diskettes or files, 3-11, 3-13 Copy-protected program, 3-19,6-17 Cover, computer, removing, 4-4-5 computer, replacing, 4-31-32 drive bay, metal, 5-19,5-28 CPU (central processing unit), see Processo[...]

  • Page 181

    E Electromagnetic interference, l-2 Environmental requirements, A-4 EPROM, A-l Epson Connection, Intro-6,6-l-2 Epson Servicer, Intro-3, Intro-6,4-2 Error messages, battery, 6-22 diskette drive, 6-13 MS-DOS, 6-13 power-on diagnostics, 2-2,6-2-5, 6-22 Extended memory, A-6 External cache, Intro-3,4-2,6-22, A-l External mouse, l-9-10,2-14,6-20 F Facepl[...]

  • Page 182

    Heads, read/write, 3-12 Height, A-3 Help, Epson Connection, Intro-6, 6-l-2 High-resolution graphics adapter card, see Video cards Horizontal drive bay, installing drive in, 5-16-25 location, 5-2 removing drive from, 5-26-29 Hot key, 2-16,3-17-18 Humidity, A-4 I IDE drive, 2-14,6-15, A-2 Indicator, hard disk access, 1-13 power (SPEED), l-13,3-18,6-5[...]

  • Page 183

    Memory, adding, see SIMMs cache, see Cache memory configuration, Intro-l, Intro-3,2-4, A-l-2 error messages, 6-4 extended, A-6 map, A-6 modules, see SIMMs problems, 6-4,6-21 SETUP, 2-4,6-21 shadow RAM, Intro-l, 2-12-13, A-l, A-6 SIMMs, see SIMMs specifications, A-l-2, A-6 video, see Video memory chips Microprocessor, see Processor Modem, Intro-l Mo[...]

  • Page 184

    Options, Intro-2-3,4-l-32 Option slot(s), Intro-l, 4-14-19, A-4 OverDrive processor, installing, Intro-3,4-21-24 jumper, 4-7,4-22 P Parallel, interface, l-5-7,6-18-19, A-2 port, l-5-7,6-18-19, A-2 primary port, 2-14,6-19 printer, connecting, l-5-6 secondary port, 2-14,6-19 SETUP options, 2-14 Partitioning hard disk, 3-13,6-16 Password, changing or [...]

  • Page 185

    Replacing computer cover, 4-31-32 Resetting computer, 3-16,6-l, 6-7 Resolution, video, Intro-2,4-17, 4-25, A-2 ROM, 2-1,6-2, A-l, A-6 ROM BIOS version, 6-l-2 ROM, shadow, 2-12-13 S Safety precautions, 3-9,3-11-12 Screen, see Monitor SCSI drive, 2-6 Secondary drive, 5-4 Secondary port, 2-14,6-19 Seek test, diskette, 2-12 SELECT command, 6-15 Serial,[...]

  • Page 186

    T Tape drive, Intro-3,2-5,5-l-2, A-2 Temperature, 6-7-8, A-4 Time, setting, 2-5 Troubleshooting, 6-l-22 Turning off computer, l-14,6-7 Turning on computer, l-13-14, 6-5-6 U Uni-LPTl, 2-14 Uni-LPT2,2-14 Upgrading computer, Intro-2-3 Utilities diskettes, Intro-2,2-19 Utilities, VGA, Intro-2,2-19 V VER command, 6-2 Version number, identifying, 6-l-2 V[...]

  • Page 187

    Epson International Marketing Locations Epson America, Inc. 20770 Madrona Avenue Torrance, CA 90509-2842 USA Phone: (800) 922-8911 Phone: (310) 782-5046 Fax: (310) 782-5051 Epson Deutschland GmbH Zülpicher StraBe 6, 4000 Düsseldorf 11 Germany Phone: 211-56030 Telex: 41-8584786 Epson Hong Kong Ltd. 25/F., Harbour Centre, 25 Harbour Road Wanchai, H[...]