Epson Equity III User Manual

Epson Equity III Manual

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  • Epson Equity III | User Manual - Page 1
    EPSON® EquityTM III User's Guide X-EQIII
  • Epson Equity III | User Manual - Page 2
    EPSON® Equity™ III User's Guide Y14499100900-1
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    Epson Corporation makes no representations or warranties, either express or implied, by or with respect to anything in this manual NOTICE All rights reserved. No part of this publication may be reproduced Epson is a registered trademark of Seiko Epson Corporation. Equity is a trademark of Epson
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    is, in strict accordance with the manufacturer's instructions, may cause interference to radio and television reception. It has been type tested and found to comply with the limits for a Class B computing device in accordance with the specifications in Subpart J of Part 15 of FCC rules, which are
  • Epson Equity III | User Manual - Page 5
    Contents Introduction 1 How to Use this Manual 2 1 Setting Up Your System 3 Unpacking 3 Choosing a Location 4 Arranging the Diskettes 20 Special Keys on the Equity III Keyboard 22 Resetting the Computer 23 Turning Off the Computer 24 3 Using Disks and Disk Drives
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    5 Troubleshooting 45 The Computer Fails to Start Up 45 The Video Display Does Not Appear 46 The Computer Hangs Up or Freezes 46 Floppy Disk Problems 47 Hard Disk Problems 48 Software Problems 48 Printer Problems 48 Option Card Problems 49 Appendixes A Equity III
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    Figures 1-1 System arrangement 5 1-2 Front panel 6 1-3 Rear panel 8 1-4 Connecting the power cord 9 1-5 Connecting the monitor 11 1-6 Connecting the keyboard 12 1-7 Adjusting keyboard legs 13 1-8 Placing the printer 14 1-9 Connecting the printer 15 2-1 Locking
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    RGB color monitor Color/graphics video card Memory expansion card 80287 Math coprocessor Mouse and mouse interface card An Epson printer or plotter You can also use most cards for the IBM® Personal Computer, PC XT™, and PC AT™ on the Equity III. Check with your Epson dealer from time to time to find
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    how to install and remove option cards. If you encounter a problem, refer to Chapter 5 on troubleshooting. Appendix A presents the Equity III's hardware specifications and Appendix B is a glossary of computer terms this manual uses. Refer to the glossary whenever you come across an unfamiliar
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    and a GW-BASIC manual l A diagnostics diskette and a diagnostics manual l This Equity III User's Guide In addition to these items, you probably bought a compatible video monitor and video card, such as the Epson monochrome monitor MBM2095-E and monochrome video card or the Epson RGB color monitor
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    appropriate place. Whether you use your computer at home or in the office, you need to find a comfortable, convenient location where it can run properly. Choose a location that provides the following: A large, sturdy desk or table. Make sure it can easily support the weight of your system, including
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    Arranging the Components First decide how you want to arrange the different parts of your system. Figure 1-1 shows a typical setup. Figure 1-1. System arrangement Of course, if you have special computer furniture or want to customize your setup, you can arrange your system components to suit your
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    accessed. To avoid losing data, never remove a diskette or turn off the computer's power when this light is on. l Floppy disk drive. The top drive floppy disk drive 1.2MB or 360KB) or hard disk drive in this slot. All Equity units come with at least one 1.2MB floppy disk drive. l Hard disk drive
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    to release the protector sheet. Save the protector sheet and reinsert it whenever you move the computer, even if you just move it to another part of the room. If you don't plan to use your computer for a week or more, such as when you go on vacation, reinsert the protector sheet to
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    a peripheral with a parallel interface, such as a printer or a plotter. l RS-232C serial port. Allows you to connect a peripheral with a serial interface, such as a modem, another computer, or a printer. l Keyboard cable socket. Plug in the keyboard cable here. 8
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    l Option card access slots. The Equity III has eight slots to hold up to eight option cards. Option cards allow your computer to control your peripherals or enhance your computer's performance. One option card slot holds the hard disk controller card and another must hold a monochrome or a color/
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    video monitor, place your monitor on top of or near the Equity III main unit. It is easiest to connect the monitor cable if depends on the type of monitor you have. Refer to your monitor manual for detailed instructions or follow these general guidelines: 1. If necessary, connect the monitor cable
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    . 3. Plug the monitor power cable into an electrical outlet. Note: You can plug some monochrome monitors into the auxiliary outlet at the back of the Equity III main unit, if the plug fits and the monitor's power consumption does not exceed .4 amps. 11
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    Connecting the Keyboard After you connect your monitor to the main unit, you can connect the keyboard. The keyboard cable is attached to the keyboard at one end. Insert the other end into the socket marked KEYBOARD on the rear panel of the main unit, as shown in Figure 1-6. Do not force the
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    connect a printer or plotter that has either type of interface-just follow the instructions below. Epson offers a full range of printer products. Consult your dealer for more information. Parallel interface The Equity III parallel interface is Centronics-compatible and uses a DB-25S connector. Most
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    printer cable. If you are not sure which one you need, consult your Epson dealer. Once you have a printer cable, follow these steps to connect your printer printer cable has a 25-pin male D-connector. (Refer to your printer manual to determine which end this is.) Connect this end to the socket marked
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    make these changes. See your MS-DOS manual for instructions. The Equity III character set The Equity III uses a special character set that assigns you get italic characters instead. Some Epson printers support the IBM character set (the character set the Equity III uses) as a standard feature,
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    Switches Inside the Equity III main unit, there are ten DIP (dual-line package) switches which give your computer information about memory size you need to remove the cover from the Equity III main unit. If you want to check them now, follow the instructions in Chapter 4 under "Removing the Cover"
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    in the disk drive. Do not attempt to dismantle any part of the computer. Only remove the top cover to install and remove option cards or to set the DIP switches. If there is a hardware problem you cannot solve after reading Chapter 5 on troubleshooting, or if you want to install an optional 80287
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    keyboard so no one can alter the display. With the keyboard locked, the computer does not respond to anything you enter. You can lock the system whether the can remove the key in either position. Figure 2-1. Locking the key lock Your Equity III comes with two keys; it is a good idea to store them in
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    controls. Initial setup procedure If this is the first time your Equity III has been used, you need to use the diagnostics diskette to perform the system date or time. See your diagnostics manual for instructions. Initial screen display After the computer completes its self-test, a message tells
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    This tells you the computer can now load an operating system from a diskette in the top drive. The Equity III needs a disk operating system Disk Drive" in Chapter 3 and to your MS-DOS (or other operating system) manual for instructions on how to prepare a hard disk for use. If your hard disk has been
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    remove the diskette, press the PUSH button to release it and pull it out of the drive. WARNING: Never remove a diskette or turn off the computer while the drive indicator light is on. You could lose data. Also, be sure to remove all diskettes before you turn off the
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    Special Keys on the Equity III Keyboard The dark gray keys on your keyboard serve special functions when your computer is running application programs. Figure 2-3 shows some of the more important keys and Table 2-1 describes them. Figure 2-3. Special keys Key I+-PI Ctrl Shift Alt Caps
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    Computer You can reset the computer to computer and try the same operation again. However, resetting erases all data in the computer's temporary memory (RAM), so reset your computer computer. WARNING: Do not reset the computer reset the computer while such correct the problem, try the problem, try
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    the MS-DOS program HDSIT to move the disk drive's read/write heads away from the recording area before you turn off your computer. See your MS-DOS manual for instructions. Turn off your monitor and peripherals first, then turn off the main unit using the switch on the right side. The red
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    The disk drives in your computer allow you to store data on disk, and retrieve and use stored data when you like. All Equity III systems have at least one a diskette is in a drive, the read/write head is right over the large oval hole in the diskette jacket. This hole allows the read/write head to
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    (s) in your system. The top floppy disk drive on the Equity III has a capacity of 1.2MB (megabytes) and uses %&inch uses, so you can use diskettes prepared by one computer on the other. If you have a second 1.2MB DOS (or other operating system) manual for instructions on how to format diskettes. Drive
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    that drive (or the same type of drive on another computer). To avoid accidentally storing data on a diskette while it 320KB) diskette. Note: Both types of drives on the Equity III can read and write to singlesided double-density diskettes. However, manual for instructions on how to copy files. 27
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    or pencils) to write on a label that is already on a diskette. Do not remove a diskette or turn off the computer while the drive light is on. This light indicates that the computer is copying data to or from a disk. If you interrupt this process, you can destroy data. Remove all diskettes before
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    computer (even to another part of the room), run the MS-DOS program HDSIT to move the read/write heads away from the recording area. See your MS-DOS (or other operating system) manual for instructions the master system diskettes that come with the Equity III, and use only the copies. Store your
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    notch Using a Single Floppy Disk Drive Usually operating systems expect the computer to have at least two physical disk drives and display prompts and -DOS copies from the first diskette you place in the drive to the computer's memory. Then MS-DOS prompts you to insert another diskette and copies
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    , see your MS-DOS manual. Using a Hard Disk Drive The internal hard disk for the Equity III has a capacity of 20 Store your other files on floppy disks. Before you can use the Epson internal hard disk, you must do the following things to prepare it instructions on how to use them, refer to your MS-DOS
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    . The Epson hard disk is formatted at the factory. Therefore, you need not format it before you partition it to run your operating system. If you have serious read/write problems when you use it, you can format the entire disk as a last resort. Follow the instructions in your Diagnostics manual and
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    Installing Option Cards Option cards are accessories you can install in your Equity III to provide extra capabilities. For example, you can add another disk drive, expand the computer's internal memory up to 15.5MB, or connect a mouse. The Equity III has eight option card slots, so it can hold up to
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    faces you. Hold on to the two sides of the cover and carefully slide it straight back toward you, away from the front of the computer, as shown in Figure 4-2. Then lift the cover off and set it aside. Figure 4-2. Removing the cover 34
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    Installing an Option Card Figure 4-3 shows the eight option slots in the Equity III. 8 7 654321 Figure 4-3. Option slots Slots 2 and 7 are designed for 8-bit option cards and the other six-slots 1, 3 through 6 and 8-are designed for 16-bit option
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    example, you can place some 8-bit cards in a 16-bit slot.) However, some cards work only in a specific slot. If you have Such a card, the instructions that come with it specify which slot you need to use. Because the hard disk controller card must be connected to the hard disk, this
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    expansion card usually contains DIP switches that you need to set. See the option card instructions.) When you handle the card, be careful not to touch any of the contacts on the circuit board 4-5, guiding it down the black plastic guide plate at the front end of the computer. When
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    out and try again, being sure to keep it straight. 6. Secure the adapter plate on the end of the card to the back of the computer with the retaining screw. 7. If necessary, change the DIP switches inside the main unit. See "Setting the DIP Switches," below. 38
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    to run SETUP to tell the computer that it has the additional drive. See your diagnostics manual for instructions. Removing an Option Card To switch settings. Figure 4-6 shows the location of the DIP switches inside the Equity III main unit. There are two sets of switches; one has six switches and
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    123456 Figure 4-6. Location of DIP switches Table 4-1. DIP switch functions 40
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    always checks the amount of memory available when you reset your computer. The Equity III comes with 640KB of RAM, so be sure this switch is These switches are set at the factory for the correct PROM in your computer. Table 4-2 shows the proper settings. Table 4-2. PROM size settings PROM size
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    1. Position the cover on the computer so you leave enough space to slide Epson mouse with special software to enter data and direct a pointer on the screen. For example, you can point to an instruction on the screen and press a button on the mouse to perform the command. Refer to the software manual
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    frequently, clean the roller about every two weeks. First remove the roller cover. If you have an Epson mouse, turn it over, push the roller cover to the side, and lift the cover out. ( clean, dry cloth, and replace the roller and cover. There are no other user-serviceable parts inside the mouse. 43
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    to solve most problems you may encounter. If the recommended solution does not work, consult an Epson dealer about servicing the computer. WARNING: If you need to turn off the computer for any reason, always wait at least 5 seconds before you turn it back on. You can damage the Equity III if you
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    Not Appear If the computer starts up but no image appears on the screen, follow these steps to solve the problem: 1. Check to instructions in Chapter 4 to remove the cover from the Equity III main unit and check DIP switch 1-2 to be sure it is set correctly for your monitor type. Be sure the computer
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    the operation that caused the problem using the copy. (If you have trouble copying the entire diskette, (or 320KB) diskette. See "Choosing Diskettes for the Equity III" and 'Drive and diskette incompatibility" in Chapter 3. 3. lose. (Your operating system manual tells you what command displays
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    or reformatted part or all of the hard disk. If you have not done so and your hard disk does not function properly, have an authorized Epson service center check your hard disk. Never open the air-tight container that encloses the recording disk. Software Problems If you have trouble with a software
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    Problems If you install an option card and get unexpected results, check the following questions: 1. Is the option card installed correctly? 2. Did you follow the setup and operation procedures in the option card instructions See your diagnostics, MS-DOS, or other software manual for instructions. 49
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    Appendix A Equity III Specifications CPU and Memory 16-bit CPU Main memory ROM Math address and 16-bit data bus 640KB RAM on main system board; expandable to 15.5MB maximum with expansion cards 32KB 80287 support (optional) Supports up to two drives available in two formats: double-density (360KB
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    Interfaces (continued) Speaker Internal Clock/calendar/ Real-time clock, calendar, and 50 byte CMOS RAM for configuration; battery backup Power Supply Switching type, fan-cooled, 115 VAC, 200 w; +5 VDC, +l2 VDC, -5 VDC, -l2VDC Mass Storage Standard Optional Optional Optional Optional Four
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    character block; installs in option slot High-persistence, green, P-39 phosphor screen; etched surface to reduce glare; 22 MHz video bandwidth; 35 W Supports Epson- or IBM PC-compatible RGB color or composite video monitors; 40-character x Z-line display (low-resolution text); 80-character x 25-line
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    Options (continued) RGB color monitor (13-inch diagonal) Epson mouse/ interface card High-contrast screen; 16 colors; etched surface to reduce glare; 18 MHz video diagonal) bandwidth Two-button mouse with option card; installs in option slot A-4
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    your working copy is damaged or lost. Bit A binary digit (0 or 1). The smallest unit of computer storage. The value of a bit represents the presence (1) or absence (0) of an electric charge. system of symbols for representing data or instructions. Also any software program or part of a program. B-l
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    instructs your computer to perform a specific function. CPU Central Processing Unit. The piece of hardware which interprets instructions, or a part of a disk. Disk The collective term for both hard disks and floppy disks (diskettes). Disk drive The physical device which allows the computer to read
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    for the Equity III has a storage capacity of 360KB. File A group of related pieces of information called records, or entries, stored together on disk. Text files consist of words and sentences. Program files consist of code and are used by computers to interpret and carry out instructions. Floppy
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    illuminates when electricity passes through it, like the indicator lights on the front panel of the Equity III. Main unit The Equity III computer. Megabyte (MB) A unit used to measure storage space (in a computer's memory or on a disk). One megabyte equals 1,048,576 bytes. Memory The area where your
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    connect a peripheral. Program A disk file that contains coded instructions and tells a computer what to do and how to do it. PROM Programmable Read-Only Memory. A PROM is a ROM that can be altered. Random Accesss Memory. The part of memory that a computer can both read and write to. The programs you
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    , standard type of serial interface. You can easily connect RS-232C-compatible devices to the Equity III. Sector A contiguous section of a disk track that provides an address at which the computer can access data. self-test The initial diagnostics procedures a system performs to check its hardware
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    Tracks Addressable concentric circles on a diskette, resembling the grooves on a record, which help to divide the diskette into separate accessable areas. There are 40 tracks on each side of a double-sided, double-density diskette and 80 tracks on each side of a double-sided, high-density diskette.
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    hard disk controller 9, 33, 36 option 9 registration 3 video 1, 3, 9-11, 33, A-3 Caring for disks and disk drives 28-29 Centronics-compatible connector 13 Character B-1 Character set, Equity III 15 Index-I
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    B-1 Color/graphics video card 1, 3 Color monitor 1, 3, A-3, A-4 Command B-1 Compatibility, diskette 26-27, 47 Components arranging 5 front panel 6-7 rear panel 8-9 Computer moving 3, 7, 29 resetting 23, 48 Configuration 1, 16, 19, 39, B-1 Connecting keyboard 12-13 power cord 9 printer 13-15 video
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    28-29 compatibility 26-27, 47 definition B-2 floppy 1, 6, 20-21, 25-31, A-2 hard 1, 6, 25, 29, A-2 inserting diskettes into 20-21 LED lamp 6 optional 21 problems 47 protector sheet 7 single floppy 30-31 slot 20 Diskette attaching labels to 28 backing up 20, 29, 47 care and handling 28-29 choosing
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    density 26-27, 47 incompatibilities 26-27, 47 inserting 20-21 labeling 27-28 problems 47 reading 26-27, 47 removing 21 single-sided 27 storing 28 system 7, 19 Floppy disk controller A-1 Floppy disk drive See Disk drive Floppy disk problems 4-7 Format floppy disk types 26-27, B-3 hard disk 32, 48,
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    of 29 controller A-1 controller card 9, 33, 36 definition B-3 drivel, 6, 25, A-2 formatting 32, 48 LED lamp 6, 29 partitioning 31, 48 preparing for use 20, 31-32 problems 48 using 31 Hardware B-3 HDFORMAT 31 HDPART 31 HDSIT 24, 29 Head, read/write 7, 20, 24-25, 28 High-density diskettes 26-27, 47
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    Keyboard angle, adjusting 12-13 cable 3, 8, 12 connecting 12-13 disabling 18 disconnecting 13 function keys 22, A-2 layout 22 legs 12-13 locking 7 socket 8, 12 special keys 22 specifications A-2 Key Lock 7, 18, 33, 46 Keys 18 Kilobyte (KB) B-4 Labeling diskettes 27-28 Latch, disk drive 6 LED lamp
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    Memory expansion card, 1, 9, 23 Microprocessor A-1, B-4 MODE 15 Models, Equity III 1 Modem 8, B-4 Monitor brightness 19 cable 10 color, RGB 1, A-3 A-4 connecting l0-11 contrast 19, 46 controller card 33 controls 19 definition B-4 DIP switch 40-41 display 19, 46 Epson 3 monochrome 1, 3 power 4-6 type
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    35 connector slot 38 definition B-5 installing 33-42, 49 post-installation setup 39, 49 problems 49 retaining screw 37 removing 39 slot 9, 35-36 slot cover 37 Options, Equity III 1, A-3 Option slot interface A-1 Outlet AC 8, 11 auxiliary power 4, 8, 11 grounded 4 Panel front 6-7 rear 7-9 Parallel
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    , A-1 interface 8, 13-15, A-1 parallel 8, 13-15 placement 14 port 8 problems 48 serial 8, 13, 15, 48 socket 14 Printing graphic characters 15 Program B-5 Removing option card 39 Replacing cover 42 RESET button 7, 23 Resetting the computer 23, 48, B-6 Retaining screw, option card 37 RGB color monitor
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    option 9, 35-36 Software definition B-6 problems 48 programs 48 Speaker interface A-2 Special character set 15 Special keys 22 Specifications, Equity III, A-1 A-4 Squeeze locks, printer 14- 3 Tab key 22 Top cover screws 33-34 Tracks 25, B-7 Troubleshooting 45-49 TTL monochrome monitor A-3 Index-10
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    -20 Turning on monitor 19 Turning on peripherals 19 Unlocking computer 33, 46 Unpacking Equity III 3 Using disks and disk drives 25 Using Equity III 17 Using hard disk drive 31 Using single disk drive 30-31 Ventilation 4 Video card, installing 10 Video display 19, 46 Video interface card 1, 3, 9-11
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EPSON
®
Equity
TM
III
User’s Guide
X-EQIII