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Wyse 286 User Manual

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/Th WYSEpc 286
User's
Guide
WYSE

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  • Page 1 /Th WYSEpc 286 User's Guide WYSE...
  • Page 2 Copyright Wyse Technology. All rights reserved. This document is copyrighted by Wyse Technology. You may not reproduce, transmit, transcribe, store in a retrieval system, or translate into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual, or otherwise, any part of this publication without the express written permission of Wyse Technology.
  • Page 3 WYSEpc 286 User's Guide...
  • Page 4 M . = C C C' • • ti ,...
  • Page 5 Overview This powerful computer is based on the high-perforinance 16-bit Intel 80286 Computer Configuration microprocessor. It is functionally compatible both in hardware and software with the IBM PC AT. The minimum configuration offers the following features: • 640K RAM (random-access read-write memory). •...
  • Page 6 Figure 1 Minimum Computer System Monitor of Your Choice Computer Keyboard gmramormaart annummummilim. .spp? fi fl VS:wpm' •m'APPAP?PiPkt 'w";orsillqinfOlvate*Beffss d i e j t a 'mmhYolial Among the many options that can be added to this minimum system are the following: •...
  • Page 7 If you have a system with a hard disk, the operating system files are already installed on the hard disk. For more information about MS-DOS, refer to Chapter 6, "Getting Started with MS-DOS," and to the MS-DOS Guide. Documentation Package Your computer was shipped with the following documentation and diskettes: Contents •...
  • Page 8 The following are brief descriptions of the three diskettes that accompany your computer: • MS-DOS System Diskettes —Contain the-MS-DOS command files, the system utility programs, and the GW-BASIC programming language • Setup and Test Diskette—Contains the SETUP program, which allows you to configure system options, and a series of tests for the computer system Software Compatibility Because your computer operates under MS-DOS, you have access to the...

  • Page 9: How To Use This Manual

    How to Use This Manual This User's Guide is intended to answer any fundamental questions you may have about your computer. It also touches on the subjects of operating systems in general and the MS-DOS operating system in particular. A detailed examination of these subjects is contained in the MS-DOS Guide.
  • Page 10 ASS E M ] B LY 1) R I VES Table I Quick-Reference Guide for Different Users If . .. Read the chapters indicated in this User's Guide . . . Part 1—Getting Started: A Tutorial Your computer is still •...
  • Page 11 Read Part 2— Reference Guide MS-DOS Guide as needed ■ ■ ■ ■ ■ ■ ■ ■ ■ • = Rcad ( ) p l i o n a l How to Use This Manual...
  • Page 12 Manual Conventions should be familiar with the conventions that are followed in this User's Guide before you start: • References to keyboard keys are always shown in uppercase letters, though the actual keys may be labeled with both uppercase and lowercase letters and/or with a symbol.

  • Page 13: Table Of Contents

    Table of Contents Overview How to Use This Manual Part 1—Getting Started: 1 Unpacking the Computer A Tutorial Unpacking Parts List Record o f Important Information 2 Getting Familiar with the Computer Overview The Front o f the Computer The Rear o f the Computer The Keyboard 3 Assembling the System Before You Start...
  • Page 14 8 Running Programs and GW-BASIC Applications Programs Running GW-BASIC Part 2—Reference Guide Reference 1—The Keyboard Overview Command Keys Control Key Commands Function Keys Keys on the Numeric Keypad LED Panel Print Screen Commands Displaying Nonstandard Characters Notes on the Keyboard Reference 2—Storage Media: Diskettes and Hard Disks R 2 - 1 Overview...
  • Page 15 Reference 6—Preparing a Hard Disk R6-1 R6-1 Overview R6-2 The Hard-Disk Preparation Procedure Reference 7—Dual-Speed Operation R7-1 R7-1 Overview R7-1 Managing the Dual-Speed Option Reference 8—Installing Serial and Parallel Devices R8-1 R8-1 Overview Connecting a Parallel Printer R8-2 R8-3 Connecting an External Serial Device Configuring a Second Parallel/Serial Board R8-6 Reference 9—Installing Internal Options...
  • Page 16 List of Figures 1 Minimum Computer System 1-1 Minimum Computer Components 2-1 Minimum Computer with Attached Keyboard 2-2 The Front of the Computer 2-3 The Display/Keylock Panel 2-4 The Rear of the Computer 2-5 The Keyboard 3-1 Typical Location for a Display Adapter Connector 3-2 The Voltage Selection Switch 3-3 Keyboard Connections 3-4 Monitor Connections...
  • Page 17 R9-10 R9-8 Discharging Static Electricity R9-9 A Typical Display Adapter Board R9-10 R9-11 R9-10 Installing the Board R9-11 Stabilizing the Board R9-12 R9-14 R9-12 Drive-Connector and Data Ribbon Cables R9-15 R9-13 Installing Slidebars to Diskette Drive R9-I4 Removing the Drive-Cover Assembly R9-16 R9-15 Removing Screws and Mounting Clips R9-17...
  • Page 18 List of Tables I Quick-Reference Guide for Different Users RI-1 Functions of Command Keys in MS-DOS R1-2 Functions of Control Key Commands in MS-DOS A-1 ASCII Code Conversion Listing A-2 ASCII Control Character Abbreviations E-1 Memory Address Map F-1 Keyboard Scan Codes in Hex F-2 Extended Codes of Contents...

  • Page 19: Part 1-Getting Started

    Part 1—Getting Started: A Tutorial...

  • Page 23: Unpacking The Computer

    I Unpacking the Computer Unpacking Parts List Record of Important Information Unpacking You've now opened the carton your computer was shipped in, and you've followed the instructions found on the top of the packing materials, which have referred you to this chapter of the User's Guide to complete the unpacking procedure.

  • Page 24: Minimum Computer Components

    Figure 1-1 Minimum Computer Components Computer AC Power Cord -1,11111ffiffraaa4rr; Ifr aa.'''.1!3111Tgalt"' Keyboard Cable You will also find the following accessories: • Manuals • Two MS-DOS system diskettes • One Setup and Test Diskette • One diskette drive mounting clip with screw •...
  • Page 25 IMPORTANT COMPUTER SYSTEM INFORMATION Computer Serial No Inventory No Keyboard Serial No Inventory No Keylock Key Serial No Monitor Brand Type Serial No Other hype Serial No Setup Information Display Adapter Type Memory Boards (number installed) Serial Ports (number installed) Parallel Ports (number installed) Printer Brand Type...
  • Page 26 Hard-Disk Error Map (Media Defects) Drive D Drive C Cylinder or Cylinder or Track No. Head No. Track No. Head No. Chapter 1...
  • Page 27 Drive C Drive D Cylinder or Cylinder or Track No. Head No. Track No. Head No. Unpacking the Computer...

  • Page 31: Getting Familiar With The Computer

    2 Getting Familiar with the Computer Overview The Front of the Computer The Drive(s) The Display/Keylock Panel The Rear of the Computer The Keyboard Overview chapter discusses each component of your computer in detail. Figure 2-1 shows the minimum computer with the keyboard attached. Figure 2-1 Minimum Computer with Attached Keyboard / C o m p u t e r / K e y b o a r d...

  • Page 32: The Front Of The Computer

    The Front o f the Computer Figure 2-2 shows the front of the computer. On the lower left is the display/keylock panel (shown in detail in Figure 2-3), which is divided into four sections. To the right is the sliding plastic door (seen in open position) that protects the diskette drive, and the diskette drive opening.
  • Page 33 Figure 2-3 The Display IKeylock Panel LEDs Lock Keylock Indicators -Disk Indicator Dual-Speed Button Power Indicator Dual-Speed Indicator Keylock—This is the first section of the display/keylock panel. It consists of a small, tubular-style lock; symbols of two padlocks, one locked and the other unlocked;...
  • Page 34 Dual-Speed—This section consists of a pushbutton, a symbol of a lightning bolt, and a green LED light. The pushbutton normally switches the operating speed of the system between the standard IBM PC AT-compatible speed and a higher speed. When the light is on, the computer is running at the higher speed.

  • Page 35: The Rear Of The Computer

    Figure 2-4 The Rear of the Computer External Device Access Opening Fan Opening Input/Output Access Area Auxiliary Power Cord Cable Guard Receptacle )For Monitor) Label Area Power ON/OFF Switch 115/230 Voltage Selection Switch Serial/Parallel Adapter Standard 4-Wire Keyboard Receptacle AC Power CordConnector IBM PC AT-Compatible 5-Wire Receptacle •...

  • Page 36: The Keyboard

    The Keyboard The keyboard's coiled cable and adjustable elevation feet (Figure 2-5) let you work with the keyboard in different ways. Figure 2-5 The Keyboard Adjustable Elevation Foot Keyboard Bottom You can set the keyboard flat on a table, or you can extend the adjustable feet so that the keyboard tilts toward you.

  • Page 39: Assembling The System

    3 Assembling the System Before You Start Space Power Assembling the System The Display Adapter Board Assembly Before You Start chapter guides you through the assembly of your computer system. The following items should be taken into account before you begin. Space Decide where you want to set up your computer.

  • Page 40: Typical Location For A Display Adapter Connector

    Assembling the System you're ready to assemble your computer system. The only tool you'll need is a small flat-blade screwdriver. The Display Adapter Board You will need both a monitor and a display adapter board to operate your system. Because your monitor should meet your specific needs, and because there is such a wide range of monitor types, the computer doesn't come equipped with a monitor.

  • Page 41: The Voltage Selection Switch

    Assembly I f you know that a display adapter board is installed in your computer, you can continue with the steps that follow. To assemble your system: 1. CHECK POWER SWITCH. Be sure the computer's power ON/OFF switch on the rear of the computer is in the OFF position (with the bottom of the switch—marked with a 0—pressed in).

  • Page 42: Keyboard Connections

    3. CONNECT KEYBOARD. Attach to the keyboard the end of the keyboard cable that's closest to the coiled part of the cord. Attach the other end to the computer (Figure 3-3). (The illustration shows the standard keyboard being attached to the computer. I f you are using an IBM PC AT-compatible keyboard, you will need to connect it to the 5-wire receptacle on the rear of the computer.

  • Page 43: Assembling The System

    4. CONNECT MONITOR. Plug the monitor's attached video signal cable into the. I/O connector on the display adapter board (Figure 3-4). Tighten the connector's two screws with a small flat-blade screwdriver. Figure 3-4 Monitor Connections Video Signal Cable Typical Display Adapter Board Video Cable Connector Assembling the System...

  • Page 44: System Power Connections

    5. CONNECT. MONITOR POWER CORD. Plug the monitor power cord into the female auxiliary power cord receptacle on the rear of the computer (Figure 3-5). This automatically provides power to the monitor when you turn on the computer. 6. CONNECT SYSTEM POWER PLUG. Being sure that the computer's power switch is off, plug the female end of the computer AC power cord into the power cord connector on the rear of the computer.
  • Page 45 , ^ N...
  • Page 46 N r;...

  • Page 47: Understanding Diskettes

    4 Understanding Diskettes Diskettes and the Personal Computer High-Density Format Versus Double-Density Format Backing Up Diskettes Write-Protecting Diskettes When you work with personal computers, you often need to store information Diskettes and the on diskettes. The diskette drive of your computer stores programs and data Personal Computer on 51/4-inch diskettes.

  • Page 48: Backing Up Diskettes

    ♦ Caution—Once a high-density diskette drive has written or copied to a double-density diskette, that diskette may no longer be readable in a 360K double-density drive. It will only be readable in a high-density drive. To avoid problems with double-density diskettes in high-density diskette drives, •...

  • Page 49: Write-Protecting Diskettes

    Therefore, it's important to always make backup copies of your important diskettes and to store the originals in a safe place. As a general rule, make it a habit to back up all your files and diskettes, especially all the master diskettes of your applications software programs.
  • Page 50 �-.

  • Page 53: Starting The System

    5 Starting the System Starting with the SETUP Program Inserting a Diskette in a Drive Turning On the Computer Running the SETUP Program ■ Note—For the purposes of this step-by-step tutorial, please don't turn on the Starting with the computer until instructed to do so. SETUP Program The sections that follow explain how you can start, or boot up, the computer with the SETUP program.

  • Page 54: Inserting A Diskette

    2. REMOVE CARDBOARD INSERT. I f there is a square cardboard insert in the diskette drive, remove it. It was placed there in the factory to protect the drive From damage in transit. Keep the insert because you'll want to put it back into the drive whenever you move the computer. 3.

  • Page 55: Turning On The Computer

    Turning on the Computer you're ready to turn on the computer system: 1. SET MONITOR POWER SWITCH ON. I f your monitor has a separate power switch, turn that switch to the ON position. (The monitor's documentation will have instructions on how to turn on the power.) 2.

  • Page 56: Unlocking The Computer

    Figure 5-3 Unlocking the Computer Cylindrical Key Locked Position Unlocked Position Alternatively, you might see another message when you turn on the computer: I n v a l i d c o n f i g u r a t i o n i n f o r m a t i o n --please r u n SETUP program S t r i k e t h e F l k e y t o c o n t i n u e .

  • Page 57: Running The Setup Program

    A menu is a list of options that are available to you in the program you are running. Typically, you select an option from a menu by typing a number or a letter and then pressing the ENTER key. In this section you'll get a general idea of how to run the SETUP program by Running the SETUP Program going through four options on the SETUP Main menu: "0 Set date and time,"...
  • Page 58 3. ESTABLISH CURRENT DATE. Check the current date against the date displayed. I f the date is correct, press the ENTER key. I f it is incorrect, change it by entering the correct date with month first, followed by a hyphen and the day, another hyphen and the year, e.g., 04-07-86.
  • Page 59 9. SELECT PRIMARY DISPLAY TYPE. Next, you are shown information about the primary display type. For example, you might Color o r monochrome g r a p h i c s m o n i t o r a d a p t e r in 8 0 -column mode At the bottom of the screen you are asked Is t h i s c o r r e c t ( Y / N ) ?
  • Page 60 ■ Note—If your system has a hard disk or a second diskette drive, you must enter that information in the appropriate part of the SETUP program. I f you do not, the system will be unable to access these drives. For instructions, refer to "The SETUP Program" in the Reference Guide.
  • Page 61 12. EXIT SYSTEM DIAGNOSTICS. To leave the System Diagnostics menu, press You will see the message I n s e r t s y s t e m d i s k e t t e i n t o d r i v e A : Press E n t e r t o r e b o o t For now, only remove the Setup and Test Diskette from drive A.
  • Page 62 --�...

  • Page 65: Getting Started With Ms-Dos

    6 Getting Started with MS-DOS Operating Systems Starting MS-DOS Executing the MS-DOS DIR Command Formatting Diskettes To Format High-Density Diskettes An operating system is a master set of programs that governs the way in which a Operating Systems computer system performs certain fundamental tasks. In most cases, you must load an operating system into the computer's random-access memory (RAM) before you can really start working with the computer.

  • Page 66: Executing The Ms-Dos Dir Command

    Below the time, the Microsoft MS-DOS version number and copyright notice appear and below that is the MS-DOS prompt, A>. This particular prompt indicates that the current active (or default) drive is diskette drive A. The blinking cursor tells you that the computer is awaiting your command. (A cursor is a position indicator that shows the place on the screen where the text for your next keystroke will appear.) Executing the MS-DOS...
  • Page 67 2. DISPLAY WIDE DIRECTORY. Type DIR / W and press the ENTER key. The /W added to the command asks the computer to list the directory in a wide format. Now you see all of the files on the MS-DOS System Diskette. Most of the other files are special utility programs that work with the operating system.

  • Page 68: Formatting Diskettes

    Formatting Diskettes A blank, previously unused diskette must be formatted before it will be recognized by the operating system. The expression formatting a diskette means preparing the diskette for use by a particular operating system. The diskette is blank because the operating system can find no information on the diskette when it attempts to read it.
  • Page 69 Since you already have a blank diskette in drive A, simply press the ENTER key. While the diskette is being formatted, the drive-active light on the diskette drive is on and the words F o r m a t t i n g . . . V e r i f y i n g .

  • Page 73: Backing Up With Ms-Dos

    7 Backing Up with MS-DOS Backing Up with the COPY Command Backing Up MS-DOS User Files Copying the SETUP and Test File Backing Up with the This chapter explains how to copy, or back up, your hard disk and diskettes with the MS-DOS command COPY.
  • Page 74 ■ Note—If your system does not include a hard disk, you'll need to follow the appropriate alternative procedure for backing up double-density diskettes onto a high-density diskette; this procedure can be found in the Reference Guide under "Formatting and Copying with Alternative Configurations." To make a diskette backup of the MS-DOS system files from your hard disk: 1.

  • Page 75: Copying The Setup And Test File

    Copying the SETUP I f you were to do a directory of the Setup and Test Diskette, you'd see three files listed—COMMAND.COM, TESTAT.EXE, and AUTOEXEC.BAT. The and Test File TESTAT.EXE file contains the SETUP program and the system tests. In the procedures outlined below, you'll be copying the TESTAT.EXE file to the hard disk and then onto the backup high-density diskette with your MS-DOS files.

  • Page 79: Running Programs And Gw-Basic

    8 Running Programs and GW-BASIC Applications Programs Running GW-BASIC Applications Programs Your computer runs MS-DOS and is IBM PC AT-compatible. For these reasons, you have access to the rapidly growing library of IBM PC AT-compatible applications software, including popular spreadsheet, database, and word-processing packages, as well as applications for accounting, communications, graphics, and much more.

  • Page 80: Running Gw-Basic

    • Some programs will only run from BASIC. For those programs, start MS-DOS first, then load BASIC (see the following section, "Running GW-BASIC"); finally, insert the program diskette into the default drive and type RUN program name with program name being the name of the program. Running GW-BASIC GW-BASIC is an easy-to-learn version of the BASIC programming language from Microsoft Corporation.

  • Page 81: Part 2-Reference Guide

    Part 2—Reference Guide...

  • Page 83: Reference 1-The Keyboard

    Reference 1—The Keyboard Overview I - I Command Keys I -2 Control Key Commands I -5 Function Keys I -6 Keys on the Numeric Keypad I -7 LED Panel Print Screen Commands Printing As You Type Printing Text from the Screen I -8 Printing Graphics from the Screen I -8...
  • Page 84 Figure RI- I IBM Enhanced PC Style Keyboard Print Pause Scroll Screen Select Lock Sys Reg Break Page Lock 4 —Backspace Insert Horne Page Tab —• ♦t Delete Down Home Pg Up CapsLock Enter 4 - 1 — I r 4 1 - Shill ' 0 ' Shin...
  • Page 85 Figure RI-3 The Command Keys Caps Lock N u m Lock S c r o l l Lock Scroll Lock Lock P I Sc Home Pg U p Actor 4 - 1 Clrl Sh4I Po Dn Caps Lock Table R1-1 Functions of Command Keys in MS-DOS Function the cursor to the next tab stop.
  • Page 86 Table R1-1 Continued Key F u n c t i o n ENTER E n d s a command and sends it to the operating system. CAPS LOCK S w i t c h e s between uppercase and lowercase letters. When CAPS LOCK is engaged, the LED for CAPS LOCK is lit and all alphabetic keys print in uppercase.
  • Page 87 The CTRL key is pressed with another key or keys to send a control code to Control Key Commands the computer. MS-DOS uses control key commands for the important functions described in Table R1-2. Pressing the CTRL key by itself has no effect on the computer. You need to hold down the CTRL key while simultaneously pressing another key (or keys) to send a control code to the computer.
  • Page 88 GW-BASIC uses control key commands for a wide range of editing functions. See the GW-BASIC Guide for details. Many applications programs also have control key commands for particular functions; for particulars, refer to program documentation. Function Keys The ten keys on the left side of the keyboard marked Fl through F10 are called function keys (Figure R1-4).
  • Page 89 For details on the specific functions of the function keys in GW-BASIC, refer to your GW-BASIC Guide; for applications programs, refer to program documentation. Keys on the Numeric Keypad The NUM LOCK key is a toggle key on the numeric keypad (Figure R1-5). When you press the NUM LOCK key, the LED for NUM LOCK lights up indicating that the keys on the numeric keypad have taken on their numeric functions.
  • Page 90 LED Panel In the upper right-hand corner of the keyboard is a panel with three LED lights (Figure R1-5). These lights indicate the status of three keys, the CAPS LOCK key, the NUM LOCK key, and the SCROLL LOCK key. When any of these keys is active, its light is on;...
  • Page 91 With the following steps you can display nonstandard characters. Nonstandard Displaying Nonstandard characters are characters that are not directly available from the keyboard. Characters Some of them are characters unique to particular languages; others are graphics characters. ■ Note—The three-number code referred to in step 2 is the decimal value for the character, which can be found in the ASCII character codes table in Appendix A.

  • Page 93: Overview R

    Reference 2—Storage Media: Diskettes and Hard Disks Overview How Disk Drives Work Disk Drives Disks Diskettes and Diskette Drives High-Density. Diskette Drives Double-Density Diskette Drives Backing Up Master Diskettes Write-Protecting Diskettes Caring for Diskettes The Hard Disk Hard-Disk Preparation Precautions with a Hard-Disk Drive Notes about Drives Accessing Different Drives in the System Moving the Computer...
  • Page 94 Disk Drives A disk drive is an electronic device that causes a disk to revolve so that selected information can be encoded on its surface by one or more magnetic heads. The magnetic heads of disk drives are called read /write heads because they can both write information onto the magnetic surface of the disk and read it back and change it later.
  • Page 95 Figure R2-1 Disk Tracks and Sectors Track Disk formatting in the MS-DOS operating system is covered in detail in Chapter 6, "Getting Started with MS-DOS," and in this Reference Guide under "Formatting and Copying with Alternative Configurations." Diskettes and Diskette Drives You will be Working with two types of diskette drives and diskettes in your computer—high-density and double-density.
  • Page 96 You can also use standard double-density diskettes in the high-density drive but keep in mind the following: • A high-density diskette drive can read data from double-density diskettes. • Once you format, or in any other way write to, a double-density diskette in a high-density diskette drive, that diskette can only be used in a high-density drive;...
  • Page 97 Figure R2-2 Write-Protecting a Diskette Write Protect Tab Write Enabled W r i t e Protected I f you try to write to a write-protected diskette, the message W r i t e p r o t e c t e r r o r w r i t i n g d r i v e < d > A b o r t , R e t r y , I g n o r e ? will appear (where <d>...
  • Page 98 Hold the diskette by its corners or the edges of its protective plastic cover. Caution Never use a pencil or ballpoint pen to write on a label unless you write on the label before attaching it to the diskette. Never touch the exposed areas of the diskette. Never bend diskettes.
  • Page 99 Never use paper clips or clamps on diskettes. Nes;er let diskettes get wet. Never use solvents or cleaners on diskettes. Never let diskettes get too hot or too cold. The temperature range for storing diskettes is from 50 to 115 degrees Fahrenheit (10 to 46 degrees Centigrade).
  • Page 100 Hard-Disk Preparation Although the hard disk that comes in the hard-disk model of the computer may be already prepared at the time of purchase, you still should know how to prepare a hard disk for use. Any hard disk that you add to the system will need to be prepared and there may be instances when you'll want to totally erase the hard disk and start all over again.
  • Page 101 Accessing Different Drives in the System When MS-DOS is ready to accept commands, the MS-DOS prompt indicates the current active drive. To change the current drive, simply type the letter of the new drive, followed by a colon (:), and press the ENTER key. For example, if you have booted from the MS-DOS diskette in drive A and you want to switch to the second diskette drive, drive B, type and press the ENTER key.
  • Page 102 The head-parking program in MS-DOS is called HDPARK. To run HDPARK, simply call up the program from your hard disk or from your backup MS-DOS system diskette by typing HDPARK You will see the message You a r e a b o u t t o p a r k t h e h a r d d i s k h e a d ( s ) This s h o u l d b e d o n e b e f o r e c o m p u t e r s h i p m e n t .

  • Page 103: Reference 3-Formatting And Copying With Alternative Configurations

    Reference 3—Formatting and Copying with Alternative Configurations Overview I f You are Working Through the Tutorial A Single Diskette Drive System To Format High-Density Diskettes To Back Up the MS-DOS User Files To Copy the SETUP and Test File A Dual Diskette Drive System To Format High-Density Diskettes To Back Up the MS-DOS User Files To Copy the SETUP and Test File...
  • Page 104 I f your system is configured with one 1.2MB high-density diskette drive and one 360K double-density diskette drive, skip ahead in this chapter to the section entitled, "A Dual Diskette Drive System." A Single Diskette Drive System Y o u ' l l follow the step-by-step procedures outlined in this section if your system is configured with a single high-density diskette drive.
  • Page 105 3. INSERT UNFORMATTED DISKETTE INTO DRIVE A. Replace the MS-DOS diskette in drive A with an unused, unformatted high-density diskette and press the ENTER key. While the diskette is being formatted, the drive-active light on the diskette drive is lit and the words Format t i n g .
  • Page 106 The following procedure can be performed on systems with a single high-density diskette drive. Remember, the two MS-DOS system diskettes contain about 50 files. This means that the process of exchanging diskettes in the diskette drive (as described in the following procedure) will continue until all of the files from the three diskettes have been copied onto the high density backup diskette.
  • Page 107 ■ Note—This process of exchanging diskettes will continue until all of the files from the MS-DOS System Diskette have been copied onto your high-density diskette. You know this process is completed when the total number of files copied is listed and the A > prompt reappears. 5.
  • Page 108 3. ENTER COPY COMMAND. Type COPY TESTAT.EXE B : and press the ENTER key. You'll see the message I n s e r t d i s k e t t e f o r d r i v e B : S t r i k e a n y k e y when ready 4.
  • Page 109 2. REMOVE SYSTEM DISKETTE FROM DRIVE A. Take the MS-DOS System Diskette out of drive A and put it into drive B. Then, change the MS-DOS prompt by typing 3. ENTER FORMAT COMMAND. At the B> prompt, type FORMA T A : /S and press the ENTER key.
  • Page 110 ■ Note—If you need to format double-density diskettes in the high-density drive, refer to the FORMAT command in the commands section of the MS-DOS Guide. Remember that a double-density diskette formatted in a high-density drive can only be used in high-density drives. To Back Up the MS-DOS User Files You must make backup copies of all your master program diskettes because if the master diskette is ever damaged, you'll be forced to buy another copy of...
  • Page 111 6. ENTER COPY COMMAND. Type COPY B : • . * A : and press the ENTER key. After a few seconds, this diskette's files will be listed on the screen one after the other as they are copied onto the target diskette in drive A.

  • Page 113: Reference 4-System Tests

    Reference 4—System Tests Overview System Diagnostics Main Menu Overview In the packet with the MS-DOS diskettes, you'll find the Setup and Test Diskette. This diskette contains the SETUP program and a series of system tests that can isolate a problem to a specific piece of hardware. Most of the time you will run the system tests only if you have a problem with the system.
  • Page 114 Option 1: System Checkout The system checkout initially lists some of the standard equipment that might be installed in your computer and, in parentheses, notes how many or how much is installed: ( x ) O n B o a r d M e m o r y ( x ) E x p a n s i o n M e m o r y ( x ) M o n o c h r o m e D i s p l a y A d a p t o r ( x ) G r a p h i c s D i s p l a y A d a p t o r...
  • Page 115 Not all of the tests will be applicable to all computer configurations. For example, if your computer doesn't have a math coprocessor installed, then you have no need to run the coprocessor test. However, if you do run the test, you'll be told that a coprocessor isn't installed.
  • Page 116 Keyboard Test—The keyboard test will run only in single test mode. In this test, you must press each of the keys on the keyboard in any sequence. The system scan code of the pressed key is compared to a predefined scan code table.
  • Page 117 Clock Speed Switch Test—This test checks the functionality of the dual-speed button on the front of the computer. You select a speed, either standard or high, and then run the test. The system clock is reset to an initial value and is read again after executing a time delay routine.
  • Page 118 ■ Note—The following step-by-step procedure shows you how to test drive A. The same procedure applies to drive B. I f drive B is a double-density' drive, it must be tested with a double-density diskette. To run the diskette drive test: 1.
  • Page 119 5. INSERT DISKETTE INTO DRIVE A. Insert a formatted high-density diskette into drive A and press the ENTER key. This message appears: Te s t i n g h i g h - d e n s i t y d i s k e t t e d r i v e A : w i t h high- d e n s i t y d i s k e t t e .
  • Page 120 To run a nondestructive test on drive C in single test mode: 1. SELECT OPTION 2. From the System Diagnostics Main menu, select option "2 Hard disk drive test." This takes you to the Hard Disk Drive Test menu. Hard D i s k D r i v e Te s t 0 S e l e c t d r i v e 1 S e l e c t t o r u n i n s i n g l e t e s t mode 2 S e l e c t t o r u n i n c o n t i n u o u s t e s t mode...
  • Page 121 6. BEGIN TESTING. To start testing, type When you make your selection, the test begins and the following message appears: Testing xxMB h a r d d i s k d r i v e ( d ) I t w i l l t a k e about x x minutes t o complete with <...
  • Page 122 Option 5: Display Errors I f you select option 5 from the System Diagnostics Main menu, you will see ERROR HISTORY F I L E ERROR COUNT MODULE Either there will be errors shown, or the message No e r r o r s f o u n d will be displayed in the Error History File.
  • Page 123 Coprocessor Test— Make sure that the coprocessor is installed correctly if you installed it yourself. All of the pins must fit into the connector and the notch on the top of the chip must be facing towards the rear of the computer. Clock Speed Switch Test—Call your service representative.

  • Page 125: Reference 5-The Setup Program R

    Reference 5—The SETUP Program Overview Running the SETUP Program The SETUP Options Overview I f you are setting up the computer for the first time or if you have changed the base system configuration by adding any options to the system, you must run the SETUP program.
  • Page 126 Select option 0 from the System Diagnostics Main menu. The SETUP Main menu will be displayed. SETUP M a i n Menu Enter 0 Set date a n d t i m e 1 Set d i s k e t t e d r i v e t y p e 2 Set hard d i s k d r i v e t y p e 3 Set system s p e e d 4 Set expansion memory s i z e...
  • Page 127 I f the entries are not correct, press N and the ENTER key. This will allow you to record the correct information about each diskette drive in turn. Once again you'll be asked to verify the settings and when you've done so, you'll be returned to the SETUP Main menu.
  • Page 128 This means that your system is currently set to boot at the standard IBM PC AT-compatible speed and that the system speed can be changed by pressing the dual-speed button. To change the current status, press N and the ENTER key.
  • Page 129 ■ Note—The system speed you set in the SETUP program will be in effect whenever you boot up the computer. For example, if you set the system speed at "High" and the status of the dual-speed button to "Disabled," the system will boot up with those settings until you go back to the SETUP program and change them.
  • Page 130 5 S e t primary display type Here you set your primary display type. The primary display is the display to which messages will be written during the system bootup. First, you are asked if a GDA (graphics display adapter) is installed in your unit.
  • Page 131 6 R e v i e w current configuration This option lets you view the current status of the options in the SETUP program. You'll see The f o l l o w i n g o p t i o n s h a v e been s e t : Current d a t e : x x - x x - x x x x Current t i m e : x x : x x : x x D i s k e t t e d r i v e A : xxxxxxxxxxxx...

  • Page 133: Reference 6-Preparing A Hard Disk R6-1

    Reference 6—Preparing a Hard Disk Overview The Hard-Disk Preparation Procedure Initializing a Hard Disk Entering Bad Tracks Testing the Hard Disk Partitioning a Hard Disk Formatting a Hard Disk Copying MS-DOS Files to the Hard Disk Overview Before you can begin storing information on a new or unformatted hard disk, you must go through several steps to prepare it to accept the information.

  • Page 134: The Hard-Disk Preparation Procedure

    Figure R6-1 The MS-DOS Hard-Disk Preparation Procedure Run SETUP program Initialize disk On the Setup and Test Diskette Enter bad tracks from manufacturer Test for new bad tracks Partition disk with FDISK On the Format disk—and include MS-DOS System system files—with FORMAT Diskette Copy MS-DOS files onto disk The Hard-Disk Preparation...
  • Page 135 I f you are planning to install an operating system other than MS-DOS on the. hard disk, either as the only operating system or together with MS-DOS, be sure to read all pertinent installation instructions before you begin the preparation procedure. I f MS-DOS is to be one of the operating systems installed, read the explanation of the FDISK command in the MS-DOS Guide for information on partitioning.
  • Page 136 4. SELECT HARD-DISK DRIVE. To select hard-disk drive C for testing, enter the drive designator for that drive by typing The display will change to read Hard d i s k C : s e l e c t e d 5.
  • Page 137 For this reason, disk manufacturers pass each hard disk through rigorous tests that reveal potential bad areas on an otherwise faultless disk. It is normal for there to be a large number of these potential bad tracks. On each drive you'll find a label (sometimes called a Hard Error Map) that lists the potential bad tracks the manufacturer found when testing the hard disk.
  • Page 138 2. ENTER BAD TRACKS. Enter the numbers from the hard-disk error list in the "Record of Important Information" section of Chapter I. From your list, type the first < c y l i n d e r number>,<head number> and press the ENTER key. You're then asked Is e n t r y c o r r e c t ? P r e s s ' Y ' i f OK o r ' N ' t o c a n c e l Whether you answer Y or N, you're returned to Type c y l i n d e r n u m b e r, comma, h e a d n u m b e r, a n d...
  • Page 139 ♦ Caution—The destructive test finds bad tracks more effectively than the nondestructive test because, in addition to reading the disk, it also performs a sequential write to the disk. Thus, it will destroy any data already recorded on the disk except for the list of bad tracks that you entered and saved in the previous procedure.
  • Page 140 4. RUN IN SINGLE TEST MODE. To run the test a single time, do nothing; the program is in single test mode as the screen message indicates. ■ Note—In continuous test mode, the test is run over and over again until you stop it by pressing the ESC key.
  • Page 141 Partitioning a Hard Disk Before you can use the hard disk, or fixed disk, you set aside at least one area, or partition, of the disk for the installation of an operating system. In addition to its mass storage capacity and speed, another advantage of the hard disk is that you can divide its total storage area into a maximum of four separate partitions of differing sizes.
  • Page 142 3. SELECT DEFAULT OPTION. Select option 1 by pressing the ENTER key. I f the hard disk hasn't been partitioned previously, the display looks like this: Create MS-DOS P a r t i t i o n Do y o u w i s h t o u s e t h e e n t i r e h a r d d i s k f o r MS-DOS? [ Y ] The default answer is Y.
  • Page 143 To fbrmat the hard disk with MS-DOS: 1. ENTER FORMAT COMMAND. With the MS-DOS Svstem Diskette in drive A, type FORMA T C : / S / V and press the ENTER key. This tells MS-DOS to fbrmat the disk in drive C (the hard disk), to copy the MS-DOS mem files onto the disk (/S), and to prompt you fbr a disk volume label (/V).
  • Page 144 4. ENTER VOLUME LABEL. When the actual formatting is completed, you'll see the message System t r a n s f e r r e d Volume l a b e l ( 1 1 c h a r a c t e r s , RETURN o r ENTER f o r none)? At this point, you can enter a disk volume label of no more than 11 characters.
  • Page 145 To copy MS-DOS and GW-BASIC files to the hard disk: 1. INSERT SYSTEM BACKUP DISKETTE INTO DRIVE A. Put the high-density system backup diskette, which you created in the tutorial, in drive A. 2. ENTER COPY COMMAND. To copy all of the files from the diskette in drive A to the hard disk, type COPY A : * .

  • Page 147: Reference 7-Dual-Speed Operation

    Reference 7—Dual-Speed Operation Overview R7-1 Managing the Dual-Speed Option R7-1 The Dual-Speed Button R7-2 The MS-DOS SPEED Command R7-2 The SETUP Program R7-2 Overview The computer features a front panel pushbutton that can change the processing speed of the computer between standard IBM PC AT speed and high speed (Figure R7-1).
  • Page 148 951A9327' The Dual-Speed Button Pressing the dual-speed button changes the processing speed of the computer from its present speed to the alternate speed. The LED light above the button is on when the computer is running at the higher speed, and it's off when the computer is running at the standard speed.

  • Page 149: Reference 8-Installing Serial And Parallel Devices

    Reference 8—Installing Serial and Parallel Devices Overview Connecting a Parallel Printer Connecting an External Serial Device Configuring a Second Serial/Parallel Board The serial/parallel board that comes as a standard component of your computer has connectors, or ports, for two optional peripherals: •...
  • Page 150 Connecting a Parallel Printer You can connect any printer that uses a standard Centronics parallel communications interface connector to the parallel printer connector on the rear of the computer (Figure R8-2). The interface connector is fully compatible with the IBM PC AT; all cables made for the IBM PC AT will work on your system.
  • Page 151 Figure R8-3 Pin Assignments for Parallel Printer Connector' Pi n No. S i g n a l Name2 Pi n No. — Strobe Data bit 0 Data bit 1 Data bit 2 Data bit 3 Data bit 4 Data bit 5 ii..
  • Page 152 Figure R8-4 Serial Port Connector Detail of Serial Port Connector (COM1/COM2) Serial/Parallel Board Figure R8-5 External Serial Device Connected to the Computer Serial Device RS-232C Cable Serial/Parallel Board R8-4 Guide...
  • Page 153 To connect a serial device to the computer: 1. ATTACH ADAPTER CABLE TO SERIAL DEVICE. Attach the 25-pin connector of the adapter cable to the serial device connector. • Note—Serial devices are equipped with 25-pin connectors. For this reason, a 25-pin-to-9-pin adapter cable has been included with your computer accessories.
  • Page 154 Figure R8-7 Pin Assignments for the RS-232C 25-Pin-to-9-Pin Connector Pi n No. S i g n a l Name Pin N o . Carrier Detect (DCD) Received Data (RX) Transmitted Data (TX) Data Terminal Ready (DTR) A 2 0 Signal Ground (SG) 9-Pin Data Set Ready (DSR) C o n n e c t...
  • Page 155 Figure R8-8 Jumpers on Serial/Parallel Board Serial/Parallel Board Edge Connector Jumpers 2. CHOOSE PARALLEL PORT (LPT) CONFIGURATION. I f you want the parallel port to be identified as LPT2, position the 2D jumper sheath so the open contacts are closer to the connector edge of the board (Figure R8-8).

  • Page 157: Reference 9-Installing Internal Options

    Reference 9—Installing Internal Options R9-1 Overview R9-1 Removing the Cover Adapter Boards R9-5 Adapter Board Configurations and Expansion Slots R9-5 R9-7 Installing an Adapter Board R9-13 Disk Drives Disk-Controller Board R9-13 R9-14 Installing the Second Diskette Drive Installing a Hard-Disk Drive in the Center Slot R9-24 Installing a Hard-Disk Drive in the Right-Hand Slot R9-31...
  • Page 158 Removing the cover from the computer is simple. Make sure you have a large area in which to work. To remove the computer cover: 1. T U R N OFF POWER. Any time you work inside the computer you must be absolutely certain that the system power is off.
  • Page 159 Figure R9-2 Unlocking the Computer Locked Position Unlocked Position Slot 5. REMOVE COVER SCREWS. From the rear of the computer remove the five screws that hold the cover in place (Figure R9-3). (The sixth screw holds the plastic rear panel in' place and doesn't need to be removed.) 6.
  • Page 160 Before continuing, refer to Figure R9-4 to orient yourself to the location of the components inside the computer. (Depending on the model and configuration you have, your computer may differ in appearance from Figure R9-4. It may contain more boards in the expansion slots and/or more disk drives.

  • Page 161: Adapter Board Configurations And Expansion Slots R9-5

    You are now ready to go on to the installation of any of the internal options. Installation instructions make up the remainder of this chapter in the following order: • Adapter boards • Disk drives • A math coprocessor The term adapter board (or adapter card) covers a wide range of printed circuit boards (PCBs) with a variety of functions.
  • Page 162 Figure R9-5 Adapter Board Configurations and Expansion Slots Typical 8-Bit Long or Short Board Usable in 8- or 16-Bit Slots r = = = m 1 t Z - 8- or 16-Bit Slot Typical 16-Bit Boards Usable Only in 16-Bit Slots 16-Bit Slot Atypical 8-Bit Boards Usable Only in 8-Bit Slots...

  • Page 163: Installing An Adapter Board R9-7

    Installing an Adapter Board ■ Note—The steps in this section show the proper procedure for unwrapping and installing an adapter board. The particular board used in this example is a display adapter board, without which your monitor cannot function. With a few changes, you can follow the steps shown below to install any adapter board.
  • Page 164 Figure R9-6 Display Adapter Switch and Expansion Slots Serial/Parallel Board Board Guide Expansion Slots Display-Adapter Switch Main System Board R9-8 Guide...
  • Page 165 3. REMOVE EXPANSION-SLOT COVER. Choose a slot that conforms with the type and configuration of your display board (see Figure R9-5). Remove the cover from the slot by removing the screw that holds it in place and lifting up on the cover (Figure R9-7). (You will need the screw later in the installation, but not the cover.) Figure R9-7 Removing the Slot Cover -o---Screw...
  • Page 166 Figure R9-8 Discharging Static Electricity Metal Part Adapter Board in Anti-Static Bag 5. R E M O V E T H E BOARD F R O M T H E BAG. Take the board out of its bag. Handle it by the edges and avoid touching the edge connectors or any o f the components (Figure R9-9).
  • Page 167 6. ALIGN THE BOARD I N PLACE. Holding the board by the top edge or the two upper corners, align the board so that its edge connector is pointed down toward the expansion slot and the end of the board that's opposite the adapter cover plate is started into the plastic board guide.
  • Page 168 8. STABILIZE THE BOARD. Reinsert the screw you removed and saved in step 3 and tighten it until the board is stabilized (Figure R9-11). Figure R9-11 Stabilizing the Board Rear of Computer After you install a display adapter board in the computer, you must run the SETUP program from the Setup and Test Diskette.

  • Page 169: Disk-Controller Board R9-13

    ■ Note—To complete the installation procedure, after you have replaced the cover, connect the monitor video cable to the appropriate connector on the new adapter board. Disk Drives In its minimum configuration, the computer features a single disk drive, the 1.2MB high-density diskette drive.

  • Page 170: Installing The Second Diskette Drive R9-14

    Figure R9-12 Drive-Connector and Data Ribbon Cables Drive B Connector Drive A Connector Drive-Connector Cable for Drives A and B Drive C Connector Drive-Connector Cable for Drives C and D Drive D Connector J —C Data Data Cable for Drive C Connector D Data Data Cable for Drive D...
  • Page 171 • REMOVE TERMINATING RESISTOR. Diskette drives are shipped with a terminating resistor attached. I f a drive is to be installed as a second diskette drive (drive B), the terminating resistor must be removed before installation. This resistor is usually a black, white, or blue chip, and it can be removed with a small flat-blade screwdriver.
  • Page 172 To install a second diskette drive: 1. REMOVE DRIVE-COVER ASSEMBLY. With a No. 2 Phillips screwdriver, remove the two screws holding the drive-cover assembly in place (Figure R9-14). Save the screws because you will need them in step 10. Figure R9-14 Removing the Drive-Cover Assembly Screw Drive-Cover Assembly Screw...
  • Page 173 2. REMOVE SCREWS AND MOUNTING CLIPS. Two screws and two mounting clips secure the existing diskette drive in place. Below the left-hand screw and mounting clip is a third screw and a double mounting clip. Remove all these screws and clips (Figure R9-15). Figure R9-15 Removing Screws and Mounting Clips Lefthand Screw and Clip Diskette Drive (Drive A)
  • Page 174 3. PULL OUT DRIVE A. Without unplugging any of its connectors, gently pull drive A one-third of the way out of its slot so that the area behind the drive slots is exposed (Figure R9-16). (With the mounting clips removed, it will pull out easily.) Figure R9-16 Pulling Out Drive A R9-18 Guide...
  • Page 175 4. SLIDE IN DRIVE B. Align the slidebars on drive B with the appropriate pair of sliderails in the slot. (For a half-height drive, this would be the upper sliderails and for a full-height drive, the lower.) Slide the drive into the slot and arrange it relative to drive A so that you will have easy access to the connectors on its rear (Figure R9-17).
  • Page 176 5. AT TA C H D R I V E C O N N E C TO R B. I n the space behind the drives are several ribbon cables with connectors attached to them. Find the connector labeled " B " and attach it to the male connector on the rear o f drive B as shown in Figure R9-I8.
  • Page 177 6. ATTACH POWER CONNECTOR P32. Several 4-wired connectors extend out of the power-supply box. Find the one marked P32 and connect it to drive B as shown in Figure R9-19. (Note that the connector is keyed so it can only be connected one way.) 7.
  • Page 178 8. SEPARATE DRIVE-COVER ASSEMBLY PANELS. Separate the plastic drive-cover panel from the metal panel (Figure R9-20). You'll no longer need the two screws or the plastic drive-cover panel. Figure R9-20 Separating the Drive-Cover Assembly Panels Plastic Drive-Cover Panel Metal Drive-Cover Panel Screws R9-22 Guide...
  • Page 179 9. REINSTALL MOUNTING CLIPS. Slide the two drives into place and reinstall the mounting clips (noting the placement of the double clip). You will also need to install a fourth screw and mounting clip on the right-hand side of drive B (Figure R9-21). (The screw and clip were included in the accessory package that accompanied the computer.) 10.
  • Page 180 Installing a Hard-Disk Drive in the Center Slot Not only do you have a choice of hard-disk drives with different storage capacities, but the computer includes two places where they can be installed. One hard disk can be concealed behind the front panel in the center of the machine, a location that is standard for the first hard-disk drive (drive C).
  • Page 181 Figure R9-22 Rear of a Typical Hard-Disk Drive Data Connector Ground Wire Lug Control Connector Power Supply Connector Slidebar Figure R9-23 H a r d -Disk Drive Front Panel and Slidebars Slidebar Front Drive Panel Installing Internal Options...
  • Page 182 To install the first hard-disk drive: 1. REMOVE MOUNTING CLIPS. Remove the two screws and mounting clips around the center slot in the front of the computer (Figure R9-24). Note that the clip on the right is a double clip. (You may need a #1 Phillips screwdriver to remove the screw on the left.) Figure R9-24 Removing the Mounting Clips Clip...
  • Page 183 2. SLIDE DRIVE INTO OPENING. Align the slidebars on the drive with the sliderails in the opening in the computer and slide the drive into the opening until only 2 to 3 inches protrude from the front of the computer (Figure R9-25). Figure R9-25 Installing the Hard-Disk Drive First Hard-Disk Drive Installing Internal Options...
  • Page 184 3. ATTACH DRIVE CONNECTOR C. In the space behind the drives are some ribbon cables with connectors attached. Two of these connecters are labeled "C." Find the wider of the two connectors and attach it to the hard disk as shown in Figure R9-26. (This ribbon cable is connected to connector J5 on the disk-controller board.) 4.
  • Page 185 5. ATTACH POWER CONNECTOR P30. Several 4-wire connectors protrude from the power supply box. Find the one marked P30 and connect it to drive C as shown in Figure 6-27. (Note that the connector is keyed so it can only be connected in one way.) 6.
  • Page 186 7. REINSTALL MOUNTING CLIPS. Slide the drive into place in the computer and reinstall the mounting clips (Figure R9-28). (Be sure that the double clip is in the correct place.) Figure R9-28 Reinstalling Mounting Clips I f you are finished installing options in the computer, follow the instructions that are included at the end of this chapter to replace the computer cover.
  • Page 187 Installing a Hard-Disk Drive in the Right-Hand Slot The computer can support two hard-disk drives. The previous section covered the installation of the first hard-disk drive. In this section you will see how to install a second hard-disk drive in the space below the diskette drive in the standard configuration.
  • Page 188 imaii-14,11& Figure R9-29 Rear of a Typical Hard-Disk Drive h 9 1 5 v o l a t w o d 9 9 2 n o f i y , a C o n n e c t o r g d l n i w i l t ) w o r d G r o u n d W i r e L u g...
  • Page 189 • INSTALL SLIDEBARS. I f IBM PC AT-compatible slidebars are not installed on the drive, install them (Figure R9-30). The slidebars suspend the drive in place, preventing it from contacting the computer chassis. I f the metal components of the drive and the computer come in contact, electrical damage to the drive may occur.
  • Page 190 To install a second hard-disk drive: 1. REMOVE DRIVE-COVER ASSEMBLY. With a No. 2 Phillips screwdriver, remove the two screws holding the drive-cover assembly in place (Figure R9-31). Save the screws because you will need them in step 10. 2. REMOVE SCREWS AND MOUNTING CLIPS. Two screws and two mounting clips secure the existing diskette drive in place.
  • Page 191 3. PULL OUT DRIVE A. Without unplugging any of its connectors, gently pull drive A a third of the way out of its slot so that the area behind the drive slots is exposed (Figure R9-32). (With the mounting clips removed, it will pull out easily.) Figure R9-32 Pulling Out Drive A Installing Internal Options...
  • Page 192 4. SLIDE IN THE HARD-DISK DRIVE. Align the slidebars on the hard-disk drive with the appropriate pair of sliderails in the slot. Slide the drive into the slot and arrange it relative to drive A so that you will have easy access to the connectors behind it (Figure R9-32). Figure R9-33 Putting the Second Hard-Disk Drive in Place Diskette Drive Second Hard-Disk Drive...
  • Page 193 5. ATTACH DRIVE CONNECTOR D. In the space behind the drives are some ribbon cables with connectors attached. Two of these connecters are labeled "D." Find the wider of the two connectors and attach it to the hard disk as shown in Figure R4-34. (This ribbon cable is connected to connector J5 on the drive-controller board.) 6.
  • Page 194 7. ATTACH POWER CONNECTOR P32. Several 4-wire connectors protrude from the power supply box. Find the one marked P32 and connect it to drive D as shown in Figure 6-35. (Note that the connector is keyed so it can only be connected in one way. 8.
  • Page 195 9. REINSTALL MOUNTING CLIPS. Slide drive D and drive A into place in the computer and reinstall the mounting clips (Figure. R9-36). (Be sure that the double clip is in the correct place.) You'll also need to install a fourth screw and mounting clip, which were included in the accessory package that accompanied the computer.
  • Page 196 I f you are finished installing options in the computer, follow the instructions that are included at the end of this chapter to replace the computer cover. ■ Note—To complete the installation, after you have replaced the computer cover, run the SETUP program from the Setup and Test Diskette, entering the information relative to the hard-disk drive that you copied in the "Record of Important Information"...
  • Page 197 To install the math coprocessor chip: 1. DISCHARGE STATIC ELECTRICITY. The coprocessor chip is static-sensitive. To avoid the possibility of damaging the chip, you should reduce the static electricity in your body by maintaining contact with a metal portion of the computer while you are installing the chip. 2.
  • Page 198 3. ALIGN COPROCESSOR WITH SOCKET. With the notch on the coprocessor facing toward the rear of the computer, align the pins on the coprocessor with the receptacles in the socket (Figure R9-38). ♦ Caution—The pins on the coprocessor are very fragile and they bend easily.
  • Page 199 Replacing the Cover Before you put the cover back on the computer, make sure that you have gone through all of the necessary steps for the specific installation you require. The following are guidelines for making your final check: • Have you recorded all the requested information in the "Record of Important Information"...
  • Page 200 To replace the computer cover: 1. SLIDE ON COVER. Placing yourself in front of the computer, position the bottom edges of the cover under the rails on the sides of the computer. Slide the cover back until it reaches the rear panel (Figure R9-39).
  • Page 201 3. CONNECT CABLES. Reconnect all the cables that you disconnected when you removed the cover. Also, connect cables for any new option you may have installed, if applicable. 4. REPLACE PLASTIC CABLE GUARD. Clip the cable guard, the plastic enclosure that covers the option slots, back into place (Figure R9-40). Figure R9-40 Replacing the Cable Guard I/O Option Slots Cable Guard...
  • Page 202 . - .

  • Page 203: Appendixes

    Appendixes...
  • Page 204 • - • = 1 C C \ C C C C C C C...

  • Page 205: A Ascii Character Codes

    Appendix A—ASCII Character Codes Table A-1 contains a list of all ASCII character codes, with decimal and hexadecimal conversions. The column headed "Graphic Character" lists all of the associated IBM graphic characters. In GW-BASIC Text Mode, you can see the graphic characters on your monitor with the command PRINT CHR$(n) where n is the decimal equivalent of the ASCII code.
  • Page 206 Table A-I ASCII Code Conversion Listing ASCII Decimal Graphic ASCII D e c i m a l H e x G r a p h i c Character Character V a l u e V a l u e C h a r a c t e r Character Value Value...
  • Page 207 Table A-I Continued ASCII Graphic Decimal ASCII Decimal Graphic Character Value Value Character Value Value Character Character < > — (underline) Appendix A...
  • Page 208 Table A-1 Continued ASCII Decimal Graphic ASCII Decimal Graphic Character Character Value Value Value Value Character Character...
  • Page 209 Table A-1 Continued ASCII Decimal Graphic ASCII Decimal Graphic Character Value Character Value Value Character Character Value Appendix A...
  • Page 210 Table A-1 Continued ASCII D e c i m a l H e x G r a p h i c ASCII D e c i m a l H e x G r a p h i c Character V a l u e V a l u e C h a r a c t e r Character V a l u e V a l u e C h a r a c t e r...
  • Page 211 Table A-I Continued ASCII D e c i m a l Graphic Graphic ASCII D e c i m a l Character V a l u e Value Character Value Character Character V a l u e • " \ / - (form feed) Table A-2 ASCII Control Character Abbreviations Control...
  • Page 212 �-. �..

  • Page 213: B Troubleshooting

    Appendix B Troubleshooting Bootup When I try to turn on the computer, nothing happens. 1. Check to see if the power cord is plugged into a live outlet and is pushed all the way into the AC receptacle on the rear of the computer. 2.
  • Page 214 When I try to move the cursor with the cursor movement keys, I only get numbers on the screen. 1. Check the LED labeled NUM LOCK on the LED panel of the keyboard. I f it is on, press the NUM LOCK key once to turn it off. Then you can move the cursor with the cursor keys.
  • Page 215 I need to change the power voltage so I can use the computer in another country. 1. The only change necessary is to the voltage selection switch. Refer to Chapter 3 in this manual for the location of this switch. My unit feels hot.
  • Page 216 My serial device (printer, modem, etc.) doesn't output anything. I. Make sure that the serial device power is turned on and that the device is on-line. 2. Verify that the device is plugged to the correct connector on the rear of the computer.
  • Page 217 Some of my software applications programs run erratically and others won't run at all. 1. Check to see if the system is running in high speed. Some programs will not run properly when high speed is enabled. The system isn't saving my new SETUP configuration. 1.

  • Page 219: C Device Error Messages

    Appendix C Device Error Messages The following messages are hardware related. They will usually appear at the time you boot up the computer. Some of them indicate that the computer has had some problem in the boot-up procedure. Others are merely informational messages.
  • Page 220 D i s k e t t e d r i v e s e e k t o t r a c k 0 f a i l e d Possible cause—The diskette drive has a seek problem. Correction— Make sure the diskette is properly inserted in the drive and that the adapter is properly inserted in the slot and retry.
  • Page 221 Gate A 2 0 f a i l u r e Possible cause—This informational message indicates a gate failure. Correction— Contact your service representative. Hard d i s k c o n t r o l l e r f a i l u r e Possible cause—The hard disk controller has failed.
  • Page 222 Keyboard c l o c k l i n e f a i l u r e Possible cause—The keyboard is not working properly. Correction—Check that only one keyboard is plugged into the system board, that it is plugged in properly, and that no keys are jammed. I f the problem persists, contact your service representative.
  • Page 223 Keyboard s t u c k k e y f a i l u r e Possible cause—The keyboard is not working properly. Correction—Check that only one keyboard is plugged into the system board, that it is plugged in properly, and that no keys are jammed. I f the problem persists, contact your service representative.
  • Page 224 Memory p a r i t y f a i l u r e a t nnn000-nnnFFF Possible cause—During a memory test, a parity failure has occurred. Correction—Turn off the power, make sure all memory expansion boards are installed properly, and try again. I f the problem persists, contact your service representative.
  • Page 225 Non-System d i s k o r d i s k e r r o r Press a k e y t o r e t r y Possible cause—This message appears if you have a dual-diskette system and one of the following conditions exists: •...
  • Page 226 - s t r i k e F l t o r e t r y boot Possible cause—System failed to boot. Correction—Press the F1 key to retry. I f system fails to boot, turn the power off and insert the operating system diskette into drive A. Turn the power on. S t r i k e t h e F l k e y t o c o n t i n u e Possible cause—...
  • Page 227 Unexpected .NW i n t e r r u p t n n a t x x x : y y y. Type ( R ) e b o o t , o t h e r k e y s t o c o n t i n u e Possible cause—...
  • Page 228 . y y y : x x x I g u l i s t a i W H b e f o s t l x s n U s u n i t n o o e y s i l s r i t o , t o o d s ( 5 1 ) s g y T...
  • Page 229 Appendix D Specifications Operation Operating 10 to 33 degrees C temperature (50 to 91.4 degrees F) Ambient relative 20 to 80 percent noncondensing humidity Operating altitude 0 to 10,000 feet Nonoperating 0 to 35,000 feet altitude Storage Temperature —40 to +60 degrees C ( - 4 0 to +140 degrees F) Relative humidity 5 to 95 percent noncondensing...
  • Page 230 Type -height diskette drive Optional 360 Kilobyte Diskette Drive Storage capacity 3 6 0 kilobytes Recommended 5 1 / 4 -inch, 48 TPI, double-sided, double-density, 16 diskette type s e c t o r s per track, 256 bytes per sector, 40 tracks per side Transfer rate 2 5 0 kilobits per second...
  • Page 231 Computer and Keyboard Computer K e y b o a r d Height 1 . 4 162 mm 3 6 . 0 mm Depth 5 . 6 447.0 mm 1 4 2 . 0 mm Width in 1 7 . 7 in 537.0 mm 4 4 9 .
  • Page 232 e•—•••...

  • Page 233: E Memory Maps

    Appendix E—System Memory Map Table E-1 Memory Address Map Address P u r p o s e 000000H to 6 4 0 K RAM on system board 09FFFFH 0A0000H to 1 2 8 K reserved for display adapter boards OBFFFFH 000000H to 1 2 8 K reserved for ROM on option boards ODFFFFH OE0000H to 6 4 K reserved ROM space on system board;...
  • Page 235 Appendix F —Scan Codes Figure F- I Hexadecimal Values o f Keyboard Scan Codes & 0 8 _ O C A 0 7 ( O A Ye 0 6 . O S # B 4 $ 0 6 ° B Nor!, sad! Sri t...
  • Page 236 Table F-2 Extended Codes Code Key(s) Code Key(s) (Null character) NUL (SHIFT TAB) —<divide divide (symbols) 84-93 F l l through F20 (SHIFT Fl through 16-25 ALT Q W, E, R, T, Y, U, I, 0, P SHIFT F10) 30-38 ALT A, S, D, F, G, H, J, K, L 194-103 F21 through F30 (CTRL Fl through...
  • Page 237 Appendix G—International Keyboards Figure G-1 United Kingdom English Keyboard m m . Caps Lock N u m Lock S c r o l l Lock Scrod Lock 41— Lock Break PriSc Homo P9UP Ctrl Enter 4 shin Shift P110* Caps Lock Figure G2 French Keyboard Caps Lock N u m Lock S c r o l l Lock ArrAt...
  • Page 238 Figure G-3 German Keyboard swim Caps Lock N o o n Lock S c r o l l Lock Eing Abbr 7,,y,frst 4 1 — LOsch Druck ■ Post Bikl Slrg Odd 1 G r o G Ergo LOsch Figure G-4 Italian Keyboard Caps Lock N u m Lock S c r o l l Lock Bloc Bloc...
  • Page 239 Figure G-5 Spanish Keyboard Caps Lock N u m Lock S a d . Loch Scroll Lock Lock Break 1 4 - PnSc - 6 4 Home Pg Up Ctrl sha, sh.ft Pg On Caps Lock Appendix G...
  • Page 240 Viitios-4104- %.4.raff4 I n c 1 1 1 0 1/^141/1111 O i t 4 1 0 3 * I M O • • i!.:1...
  • Page 241 Glossary...
  • Page 243 Glossary Alternating current; typically the type of power supplied by most power companies. adapter board Any of a wide range of printed circuit boards with a variety of functions designed to permit operation between different parts of the system and/or a subsystem.
  • Page 244 configuration 1. A set of computer equipment connected to operate as a system. 2. A set of variables chosen to let you set up the computer to do what you want it to. configure The SETUP program allows you to record all of the options that your computer has to work with.

  • Page 245: Glossary G

    display The image that appears on the monitor screen. 2. Synonym for monitor. Disk Operating System. A program with which the computer stores, locates, and retrieves files on disk; reads the keyboard, and issues information to the monitor and other peripherals. double-sided floppy diskette that can store 360K of data.
  • Page 246 Hertz (Hz) unit of frequency equal to one cycle per second. high capacity high-density drive. high-density drive record and access 1.2 million bytes of data equivalent to 700 pages of single-spaced typed text; needs high-density diskettes. high-density diskette of diskette compatible with the high-density drive; can store 1.2 million bytes or the equivalent of about 700 pages of single-spaced text.
  • Page 247 peripherals (usually hardware) that is external to the computer itself, e.g., disk drives, printers, modems. port The location at which data goes in and out of a device; a physical area for the connection of a communications line. This line can be between the CPU and anything external to it, such as a printer, another computer, a modem, or another communications line.
  • Page 248 for red-green-blue, the three primary colors. RGB color monitors use three video signals (one for each primary color) to produce a variety of color shades. R O M read-only memory. RS-232C industry standard for the serial interface used to connect the computer with another computer or external equipment.
  • Page 249 word processing entry, manipulation, editing, and storage of text using a computer. write To copy from internal to external storage, e.g., hard disk to diskette. 2. To transfer data to an output medium, e.g., a printer. 3. To record data in a register, location, or other storage medium. See read. X E N I X operating system from Microsoft Corporation that provides multiuser capabilities.
  • Page 250 1 - 1...

  • Page 251: Index

    Index...
  • Page 253 Index Cables AC power cord connector, 2-4 Data, R9-13 Accessories, 1-2 Drive-connector, R9-13 Adapter board RS-232C, R8-3 configurations, R9-5 CAPS LOCK key, R1-4 display, R9-7 Centronics interface, R8-2 switches, R9-7 Clearance space, D-1 ALT key, R1-3 Clock speed switch test, R4-5 Applications programs CMOS, R5-2, R5-7 BASIC, 8-2...
  • Page 254 Continuous test mode, R4-5 Diskette drive Copies compatibility and support, R9-14 backup, 4-3, R2-4 installing, R9-14, R9-16 Coprocessor test, R4-4 jumpers, R9-15 COPY command, 7-1 terminating resistor removal, R9-15 Copying test, R4-5 files, 7-1, 7-3, R3-3, R3-5, R5-9 Diskette drive specifications SETUP and test file, 7-3, R3-9 Double-denisty (360K), D-2 Cords specifications, D-2...
  • Page 255 1 . 1 (he I l L i A PeY411/ MO PAX K ?sgb.`1 Hard-disk drives (continued) Exiting SETUP program, 5-8 installing second, R9-31, R9-34 Expansion memory, R5-5 accessing, R5-5 installing sidebars, R9-24 SETUP option, R5-5 jumpers, R9-24, R9-32 Expansion slots, R9-7 preparation for MS-DOS, R6-1 preparation for operating system, R6-2 preparing first, R6-3...
  • Page 256 Jumpers Label, 2-4, 2-5 diskette drives, R9-15 LED panel on keyboard, R1-4, R1-8 first hard-disk drive, R9-24 LEDs on display/keylock panel, 2-2, R5-4 second hard-disk drive, R9-32 Light second serial/parallel board, R8-6, R9-7 drive-active, 5-4 Locating components inside the computer, R9-4 Locked keyboard, 5-3, R9-2 replacement, B-5 serial number, 1-3, 2-3...
  • Page 257 Prompt Operating system MS-DOS, 6-2 definition, 6-1 PRTSC key, R1-4, RI -8 hard-disk preparation, R6-1, R6-2 MS-DOS, 6-1 other than MS-DOS, R6-3 RAM, R5-5 Operating systems, 6-1 Read/write heads, R2-2 Operations specifications, D-1 Real-time clock test, R4-3 Options Record of computer information, 1-2 adding, R9-I Reset the computer, R1-5 installing, R9-5...
  • Page 258 SETUP program, 5-1, R5-1 Switch after adapter board installation, R9-12 display adapter, 5-7, R9-7 after hard-disk installation, R9-30 power, 2-4 after installing second hard-disk, R9-40 voltage, 2-4 changing speed, R5-4 Switch settings CMOS, R5-7 display adapter, 5-7, R5-6, R9-7 color display, R5-6 SYS command, R3-7 color-graphics emulation mode, R5-6 SYS REQ key, R1-4...
  • Page 259 Unpacking instructions, 1-1 VDISK.SYS, R5-5 Voltage required, 3-1 Voltage selection switch, 2-4, 3-3 Write-protecting, 4-3, R2-5 Index...
  • Page 261 WYSEpc 286 User's Guide Addendum Use this addendum in conjunction with the User's Guide and the MS-DOS Guide. Its purpose is to acquaint you with the latest changes to the WYSEpc 286. This addendum includes information on the subjects listed in the following table.
  • Page 262 Version 1.03 of MS-DOS 3.10 includes an enhanced FDISK utility program 1 M u l t i p l e Partitions and that lets you Large Disk Support • Access hard disks with a capacity of up to 117MB • Install more than one MS-DOS partition on a hard disk •...
  • Page 263 To create up to four MS-DOS partitions (logical drives) on the same hard disk, follow the instructions in the FDISK section of the MS-DOS Guide. ■ Note—If you will be running any applications programs that require strict IBM-compatibility, you must put those programs on the first partition of a physical drive and restrict the size of that partition to 32MB or less.
  • Page 264 D r i v e C h a s m u l t i p l e DOS p a r t i t i o n s L o g i c a l D r i v e E a v a i l a b l e L o g i c a l D r i v e F a v a i l a b l e L o g i c a l D r i v e G a v a i l a b l e D r i v e D h a s m u l t i p l e DOS p a r t i t i o n s...
  • Page 265 Because logical drive letters will change when a second physical hard disk is added to the system, you must back up all the files on all the partitions on the first physical drive before installing the second physical drive. Any time you do anything to alter a logical drive or the sequence of logical drives, you must run FDISK to regroup the partitions.
  • Page 266 Your system may come with an IBM Enhanced PC-style keyboard (containing 3 T h e Enhanced Keyboard additional keys and functions) rather than a standard IBM PC AT-style keyboard. Compare your keyboard with Figure 2. The following keys appear twice on the Enhanced keyboard. In each instance, the keys function identically.
  • Page 267 4 T h e Keyboard Test keyboard test has been upgraded. Replace the keyboard test section on page R4-4 with this text: Keyboard Test—The keyboard test supports the Enhanced and the AT-style keyboards. It runs in single-test mode only. When you select this test, a graphic representation of the Enhanced keyboard is displayed and you are asked Is t h i s t h e k e y b o a r d t h a t y o u a r e u s i n g ? ( Y I N )
  • Page 268 This time, an N answer produces the message Your keyboard i s n o t supported b y t h i s t e s t program. Press a n y k e y t o c o n t i n u e . To test the keyboard, you must press each of the keys on the real keyboard in any sequence.
  • Page 269 6 C h a n g e s in the MS-DOS C e r t a i n changes have been made in the parameters of the MS-DOS MODE command. Mark these changes in your MS-DOS Guide. MODE Command Parameters Page A c t i o n 3-82 MODE LPTnum: ,P...
  • Page 270 9 A d d i t i o n a l Hardware Depending upon the computer model, when you remove the top cover of the computer, you will need to remove fbur extra screws, two on each side of the Changes on the computer, under the lip of the top cover.
  • Page 272 Document 880263-01 Rev. C Wyse Technology VVYS E July 1986 3571 N o r t h First Street Printed in Taiwan R.O.C. San Jose, CA 95134-9990...
  • Page 273 FCC Notice WARNING: This equipment has been certified to comply with the limits for a Class B computing device, pursuant to Subpart J of Part 15 of FCC Rules. Only peripherals (computer input/output devices, terminals, printers, etc.) certified to comply with Class B limits may be attached to this computer. Operation with non-certified peripherals is likely to result in interference to radio and television reception.
  • Page 274 Document 880247-02 Rev. A Wyse Technology Model WY-2200 WYSE April 1986 3571 North First Street San Jose, CA 95134 Printed in Taiwan R.O.G.

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