Epson 3865X Plus Guide de l'utilisateur

Appendix ASpecificationsCPU and Memory...A-1Controllers...A-2Interfaces...

7.Secure the end of the card to the back of the computerwith the retaining screw.88.Follow the instructions at the end of this chapter toreplace the c

4.If you are removing an option card that controls amouse, you need to change the setting of jumper J4 onthe main system board. If you are removing a

Follow these steps to remove the subassembly:5-181.Remove the front panel from the computer by lifting upslightly on the three clips at the top of the

3.4.Grasp the connector and pull it straight up to remove itfrom the socket. Do not pull only on the cable.The diskette drive cable is connected to th

5.Raise the front of the subassembly, as shown below.6.Reach back underneath the subassembly and disconnectthe two power supply cables connected to th

7.Lift the entire subassembly out of the computer andcarefully place it on your work surface.Adding Memory ModulesYour computer comes with 2MB of memo

Installing Memory ModulesThere are six SIMM sockets on the main system boardorganized in three banks consisting of two sockets each. Thesockets are la

Follow these steps to install SIMM:1.Remove the computer’s cover. See page 5-2.2.Remove the subassembly. See page 5-17.3.The SIMM sockets are located

4.Install the SIMMs in the sockets closest to the right sideof the main system board first. Position each SIMM so thenotch on its edge faces the front

6.7.8.The SIMM should snap into place between the tabs andthe retaining posts. If it does not go in smoothly, do notforce it; pull it all the way out

Appendix CPerforming System DiagnosticsStarting the Diagnostics Program...C-2The Main Menu Screen...C-2Set

3.The SIMM sockets are located on the front of the mainsystem board near the math coprocessor socket, as shownbelow.SIMM sockets.Aa ‘IMM3SIMM4SIMM6SIM

4.Remove the SIMMs in the sockets closest to the left sideof the main system board first. Use your fingers or twosmall screwdrivers to pull away the t

Installing a Math CoprocessorYour computer has a socket on the main system board toaccommodate an 80387SX, 16 MHz math coprocessor. Amath coprocessor

4.The math coprocessor socket is located on the front ofthe main system board near the SIMM sockets, as shownbelow.math coprocessor socket5.The math c

6.5-30The math coprocessor also has a notch in one corner,marked by a dot, as shown below.notchr5J00A80370X-16SX106L9450188INTEL@@ 1986\a0.VAlign the

If the coprocessor does not go in smoothly, do not forceit; pull it all the way out and try again, keeping it straightas you insert it.It is completel

Replacing the SubassemblyFollow the steps below to replace the subassembly insideyour computer:1.Notice that there are four mounting slots on the back

There are four corresponding tabs on the inside backpanel of the computer which fit into the openings in thesubassembly slots.tabsLift up the subassem

2.Hold up the front of the subassembly at a slight angleand arrange the ribbon cables so they curve underneaththe subassembly and extend out its left

3.Position power supply connector P4 so the large tab onthe connector faces the right side of the computer.Beginning with the six pins toward the back

Appendix DTroubleshootingIdentifying Your System...Error Messages...The Computer Won’t Start

5.Carefully lower the front of the subassembly onto thecomputer. Make sure that all four tabs on the back of thecomputer are inserted into the slots o

Guide the tabs on the front of the subassembly over theopening in the front of the computer so the two smalltabs sit behind the opening and the large

Both the diskette drive and hard disk drive sockets arelocated on the main system board on the left side of thesubassembly, as shown below.diskettedri

Align the connector with the socket so the tab on theconnector lines up with the notch in the socket. Makesure the holes in the connector fit over all

Replacing the CoverFollow these steps to replace the computer’s cover:1.Facing the back of the computer, hold the cover so thatthe side with three tab

3.Lower the back of the cover onto the computer and pressdown firmly on all edges of the cover to form a tight seal.4.Turn the large screw on the back

UIf you want to use any of the memory on your card asexpanded memory, see “Using Expanded Memory Beyond640KB” in Chapter 4.Also see “Post-installation

If you install an optional memory card, use the setupprogram that comes with it to configure the computer for usewith the card. See your memory card m

5-44Installing and Removing Options

Appendix ASpecificationsCPU and Memory16-bit CPUSystem memoryROMShadow RAMMath coprocessor(optional)Clock/calendarBattery80386SX microprocessor, 16 MH

IntroductionThe Epson® Equity® 386SX/16 PLUS is a high-performancepersonal computer which offers exceptional speed andconvenience in a compact design.

ControllersDisketteHard diskInterfacesMonitorSerialParallelMouseKeyboardOption slotsSpeakerSupports up to two drives in any of fourformats: 5Wnch, hig

Power SupplyTypeInput rangesMaximumoutputsMass StorageDiskette drivesHard disk drivesOther devices145W, fan-cooled98 VAC to 132 VAC, 47 Hz to 63 Hz+5

KeyboardLayoutDetachable, two position; 101 sculptedkeys58-key QWERTY main keyboard; 17-keynumeric/cursor pad; 10 cursor keys;additional 4-key cursor

System Memory MapOOOFFFFFFh000FF0000h000FE0000h00100000h000F0000h000E0000h000C8000h000C0000h000A0000h00000000hSystem BIOS ROM: 64KBDuplicated from 0F0

A-6Specifications

Appendix BInstalling and Removing Disk DrivesThis appendix describes how to do the following:CiInstall a hard disk or diskette driveQRemove a hard dis

CautionInstalling or removing a disk drive is a complicatedprocedure, so you may want to ask your dealer to do it foryou. If you decide to do it yours

How to Use This AppendixThe instructions in this appendix describe how to install andremove optional Epson diskette and hard disk drives. Alldrives so

Setting the Hard Disk Drive jumpersYou need to check or change the jumper settings on the harddisk drive if you are installing or removing any hard di

Changing the Jumper SettingsThe hard disk drive jumpers are located on the drive’s circuitboard, near the large cable connector.cableconnectorThe jump

You may want to install an 80387SX, 16 MHz mathcoprocessor in your computer to speed up mathematicalcalculations in certain application programs.Check

The following table lists the jumper settings for all thepossible hard disk drive configurations.JumperOne hardpositions disk driveHSPC/DXDSP-ACTXTwo

If one of your hard disk drives is already installed in thecomputer, follow the steps under “Removing a Hard DiskFrom the Vertical Position” on page B

Removing the Mounting Frames From the DriveYour hard disk drive comes with 5 N-inch mounting framesattached to each side of the hard disk drive, as s

On one side, there may also be a plastic guiderail. Followthese steps to remove the mounting frames (and guiderail)from the drive:1.If necessary, remo

Keep the four screws so you can use them to secure themounting plate to the hard disk drive. Then set the driveaside with the component side facing up

2.Remove the screw securing the mounting plate to thecomputer and set it aside. Then lift up the mountingplate to remove it.,retaining screwI---3.Turn

Then place the flat side of the mounting plate on thehard disk drive and align the four holes on the plate withthe four holes on the drive, as shown b

The connector at one end of the cable has two rows ofholes, one of which is blocked with a plug, as shownbelow.The ribbon cable socket on the back of

Align the connector with the socket so that the row inthe connector with the blocked hole lines up with therow in the socket with the missing pin, as

3.Locate one of the power supply cables that lead from thepower supply in the computer (behind the horizontaldrive bays). The cables are labeled P1, P

How to Use This ManualThis manual explains how to set up and operate yourcomputer, install options, and run diagnostic checks.Although the illustratio

Make sure the holes fit over all the pins and then push inthe connector.4.Pick up the hard disk drive and hold it above the verticalmounting area so t

5.As you lower the drive into the vertical mounting area,guide the ribbon cable underneath the drive.hole- tabs in slotsAs shown above, fit the tabs o

Connecting the Hard Disk Drive CablesFollow these steps to lift up the subassembly and connect thedrive cable to the main system board:1.Remove the fr

3.Raise the front of the subassembly to a slight angle, asshown below.Installing and Removing Disk DrivesB-19

4.Use one of your hands to hold up the subassembly orhave someone do it for you. With your other hand, graspthe hard disk drive ribbon cable that you

Guide the tabs on the front of the subassembly over theopening in the front of the computer so that the twosmall tabs sit behind the opening and the l

Pick up the hard disk drive cable and notice theconnector on the end of the cable. There is a tab on oneside of the connector, as shown below.tabPull

7.To replace the front panel, fit the three ridged tabs on itsbottom edge into the three notches on the lower edge ofthe computer, as shown below.tabs

Removing a Hard Disk From the Vertical Position1.Turn the computer so that the front panel is facing you.The vertically mounted drive is attached to t

2.Remove the retaining screw securing the hard disk drivemounting plate to the computer and set it aside.3.Tilt the hard disk drive slightly to the ri

Appendix C outlines the system diagnostic tests you can runto diagnose hardware problems.Appendix D contains troubleshooting tips.At the end of the ma

4.Disconnect the power supply connector from the socketon the back of the hard disk drive, as shown below.Firmly pull the connector straight out of th

7.Remove the hard disk drive ribbon cable from its socketon the main system board (near the left side of thesubassembly). Store the cable along with t

Removing the SubassemblyFollow these steps to remove the subassembly:1.Turn the computer so that the front panel is facing you.2.To remove the front p

3.Place the front panel face down and remove the screwssecuring the slot cover to the panel. Lift out the slotcover, as shown below.Set the front pane

5.The diskette drive cable is connected to the socket behindthe hard disk drive socket; disconnect it in the samemanner.6.The subassembly is the large

7.Lift up the front of the subassembly with your thumbs.Raise it to a slight angle, as shown below.Installing and Removing Disk DrivesB-31

8.Reach back underneath the subassembly and disconnectthe two power supply cables connected to the right sideof the main system board, as shown below.

Installing a Disk Drive in the Horizontal PositionBefore you perform the following steps, be sure that you haveset the jumpers on any hard disk drive(

2.There are two or three holes on each side of the diskdrive. When you insert the drive, align the appropriateround holes in the drive with the two ov

4.Locate the four retaining screws that came with your diskdrive, Insert two screws into the oval holes on each sideof the drive bay and tighten them

Chapter 1Setting Up Your System1Setting up your Equity 386SX/16 PLUS personal computer iseasy. Just follow the eight steps in this chapter. As you set

The interface that protrudes from the back of the drivehas gold contacts on both sides. Near one end of theinterface, there is a gap to accommodate th

6.Locate the hard disk drive ribbon cable that you removedfrom the drive in the vertical mounting position. Followthe instructions below to attach the

Align the connector with the socket so that the row inthe connector with the blocked hole lines up with therow in the socket with the missing pin, as

8.Looking at the subassembly, locate one of the powersupply cables that lead from the power supply (behindthe horizontal drive bays). The cables are l

Position the power supply cable connector so that thenotched corners on the connector line up with thenotched corners of the power supply socket on yo

Replacing the Drive on the SubassemblyThis section describes how to reinstall your hard disk drive inthe vertical mounting position. The following ill

2.Lower the drive into the computer, fitting the tabson the mounting plate into the slots on the side of thesubassembly, as shown below. Guide the rib

Removing a Disk Drive from the Horizontal PositionThe figures in this section show a diskette drive in the lowerhorizontal drive bay, but you can use

power supply cable3.Using a screwdriver, remove the screws securing the driveto the drive bay. There are two screws on each side, asshown below.screws

4.Grasp the disk drive from the front of the drive bay, pullit completely out, and set it aside.5.If you have removed one hard disk drive and are leav

Before you set up your computer, it’s important to choose asafe, convenient location that provides the following:A sturdy desk or table strong enough

Replacing the SubassemblyFollow the steps below to replace the subassembly insideyour computer:1.Notice that there are four mounting slots on the back

There are four corresponding tabs on the inside backpanel of the computer which fit into the openings in thesubassembly slots.Lift up the subassembly

3.Reach under the subassembly and grasp the two mainsystem board power supply cables, labeled P4 and P5.Each connector has six pin holes and a large t

4.Position power supply connector P4 so the large tab onthe connector faces the right side of the computer.Beginning with the six pins toward the back

6.Carefully lower the front of the subassembly onto thecomputer. Make sure that all four tabs on the back of thecomputer are inserted into the slots o

Guide the tabs on the front of the subassembly over theopening in the front of the computer so the two smalltabs sit behind the opening and the large

8.Both the diskette drive and hard disk drive sockets arelocated on the main system board on the left side of thesubassembly, as shown below.disketted

Connect the diskette drive ribbon cable first. As shownbelow, there is a tab on one side of the connector.diskette drive connectortabdiskette drive so

10. To replace the front panel, fit the three ridged tabs on itsbottom edge into the three notches on the lower edge ofthe computer, as shown below.ta

Appendix CPerforming System DiagnosticsThis appendix describes how to use the System diagnosticsprogram to test the condition of your computer’s main

2 Removing the Protector CardIf you have a 5%inch diskette drive, there is a protector cardin the diskette slot. This card is inserted at the factory

Starting the Diagnostics ProgramTo start the diagnostics program, follow these steps:1.Insert the Reference diskette in drive A and turn on orreset th

When you select a test category from the option line at thetop of the menu, you see a submenu of the availablediagnostic tests. For example, the subme

Setting the Run Time ParametersThe tests you select will run in the following manner unlessyou change the run time parameters:0Each test is performed

Press N and Enter if you want the diagnostics program tocontinue when an error occurs.The next option is:Error logging (Y/N) ? NPress Y and Enter to r

If you selected Passbound testing, you see this prompt:No. of passes : 00001Specify the number of times (from 1 to 65535) you want theprogram to run t

If you select Log errors on d i s k, the program displaysthis submenu:Floppy disk A:Floppy disk B:Hard disk C:Hard disk D:(You do not see drive D unle

Selecting Diagnostic TestsTo start a single test, press + or t to highlight the testcategory on the main menu. Then press 3. or ‘? to highlightthe par

You can stop testing at any time and return to the mainmenu by holding down Ctrl and pressing Break. The programcompletes the current test before it s

Running the TestsThe table below lists all of the available System diagnostictests and refers you to other sections in this chapter foradditional info

System diagnostic tests (continued)Component TestsHard diskHard disk formatdrivesMedia analysisPerformanceSeekRead/verifyCheck test cylinderForce bad

FCC COMPLIANCE STATEMENT FOR AMERICAN USERSThis equipment has been tested and found to comply with the limits for a class Bdigital device, pursuant to

3Connecting a MonitorThe way you connect your monitor to the computer dependson the type of monitor you have. If you have a VGA monitor(or a multi-fre

System diagnostic tests (continued)Video640 x 350 graphics*(continued)640 x 480 graphics*Misc.Printer adapterSee “MiscellaneousComm. adapterDiagnostic

FormatMedia analysisForce bad tracksPerformanceSeekRead/verifyCheck test cylinderBefore performing any destructive test, the program displaysthe follo

Disk drive identifierThe program displays this prompt for the disk driveidentifier:Disk drive (C/D) ? CIf only one hard disk is connected to the compu

Bad track listEntering the bad track list is optional. The program displaysthe following prompt for the bad track list:Mark bad tracks (Y/N) ? NYou do

Enter the first and last cylinder numbers on which you wantto perform the tests. The default for the start cylindernumber is 0, and the default for th

You may want to reformat a hard disk if you have a seriousproblem with the drive. However, before formatting a diskwith data on it, try every other re

Performance TestThis test checks the performance of your hard disk bydetermining the data transfer rate and track-to-track seektime based on the trans

Check Test CylinderThis test checks the test cylinder, which is the last cylinderon the hard disk. You should perform this test if you receivea hard d

The controller displays one of the following messages whenan error occurs during a diagnostics procedure:Address mark not foundAttachment failed to re

Performing the TestsThe Diskette format test checks the format capability of thediskette drive and its controller. In order to run the test, youneed a

4.Examine the connector end of the monitor cable, andposition the plug to match the orientation of themonitor port (marked with a monitor icon). Then

NoteBe sure to insert a blank diskette that has been formattedusing the MS-DOS FORMAT command before you run theDiskette format test. Then use that di

You may see the following message if you attempt to run theChange line test on a drive that does not support a changeline, such as a 360KB or 720KB dr

Before running the test, be sure that the printer is on-line,paper is loaded, and all connections are secure, or you maysee one of the following error

If you see one of the following errors, there may be aproblem with the controller or the test cable:Error - Break detectedError -Framing errorError- O

C-26Performing System Diagnostics

Appendix DTroubleshootingYou should not encounter any difficulties as you set up anduse your computer, but if anything out of the ordinaryhappens, ref

3.When the computer performs a memory test, the versionnumber of your system ROM BIOS appears at the bottomof the screen. Quickly write down the versi

The Computer Won’t StartIf your computer does not start when you turn on the power,check the following:1.2.3.4.Is the power light on? If not, remove a

The Computer Does Not RespondIf your computer locks up and does not respond when youtype on the keyboard, follow these steps:1.Some operations take lo

7.If your computer still does not respond, you can reset itusing the Ctrl Alt Del command or the RESET button. See“Resetting Your Computer” in Chapter

6.Plug the monitor power cord into the monitor’s powerinlet, as shown below.7.Plug the other end of the power cord into an electricaloutlet.1-6Setting

Accessing Your Current Pass wordIf you have forgotten your current password and cannot useyour computer, follow these steps:1.Turn off the computer an

If you did not set a new password, you do not see theEnter Password prompt and you can access yoursystem immediately.NoteKeyboard ProblemsIf you are h

Monitor ProblemsFor monitor problems, check the following:1.If there is no display on the screen, check that themonitor’s power switch is on and that

NoteIf your application program requires a monitor thatsupports graphics but you have a monochromemonitor, the results will be unpredictable.8.If you

3.If reinserting the diskette does not solve the problem andyou have access to another diskette drive of the sametype, place the diskette in the other

If you see one of these messages, make sure the diskette isproperly inserted in the drive. On a 5 %-inch diskettedrive, make sure the drive latch is c

3.Did you run the SETUP program to define the correcttype of diskette drive as part of the computer’sconfiguration? (See Chapter 2 for instructions.)4

Installing the DriveIf you are having problems with a newly-installed drive,check the following:1.If your dealer installed the drive, consult that per

Preparing the DriveBefore you can store data on a new hard disk (which hasalready been physically formatted), you must do thefollowing to prepare it f

If you still have trouble with your hard disk, you can back upyour data and physically reformat the disk. Then you’ll needto reinstall MS-DOS and copy

Using a Display Adapter CardIf you are using a non-VGA monitor, you’ll need to install adisplay adapter (video) card in one of the computer’s optionsl

4.An application program can occasionally lock thecomputer, making it unresponsive to the keyboard. Ifyour computer does not respond when you type on

5.6.7.If it does not, you may need to change the internalsetting of the computer’s parallel port for a parallelprinter (or serial port for a serial pr

3.Did you set the necessary jumpers on the main systemboard? See Chapter 5 for more information.4.Did you run the SETUP program to update yourconfigur

Memory Module ProblemsIf you added extra memory to your system by installingSIMMs and that memory is not operating properly, check thefollowing:1,If t

Math Coprocessor ProblemsIf your math coprocessor does not seem to be operatingproperly, check the following:1.Run the SETUP program and check to make

GlossaryAddressA number or name that identifies the location whereinformation is stored in a computer’s memory.Analog monitorA monitor that generates,

Automatic speedThe feature that enables the computer to switchautomatically from high speed (16 MHz) to low speed(8 MHz) when accessing a diskette dri

A sequence or group of eight bits that represents onecharacter.CGAColor Graphics Adapter. A type of display adapter card thatcan generate up to 25 lin

ConfigurationThe particular setup of a group of components. A typicalsystem configuration consists of a computer with onediskette drive and one hard d

CylindersThe vertical alignment of tracks in a hard disk that can belined up under one read/write head. The number of tracks ona disk is equal to the

Once you have installed your video card, return to thissection to connect your monitor to the computer. If yourmonitor came with its own manual, follo

DiagnosticsThe tests and procedures the computer performs to check itsinternal circuitry and set up its configuration.DIP switchDual Inline Package sw

DOSDisk Operating System. A commonly used operating systemthat controls the computer’s input and output functions. Seealso Operating system.Double-den

fileA group of related pieces of information called records, orentries, stored together on a disk. Text files consist of wordsand sentences. Program f

High-densityA type of format that allows you to store more data than onsingle- or double-density diskettes. A 5’/-inch high-densitydiskette can store

Math coprocessorAn optional device that enables the computer to processcertain mathematical calculations faster.MCGAMonochrome/Color Graphics Adapter.

Memory on cardThe additional memory on an option card installed in thecomputer.MGAMulti-mode Graphics Adapter. A type of display adapter cardthat can

MS- DOSMicrosoft Disk Operating System. The operating system mostcommonly used with your computer. See also Operatingsystem.Numeric keypadThe number a

ParityA method used to verify the accuracy of data transmissionsby adding a bit that makes the total of the byte odd for oddparity or even for even pa

Processor speedSee Operating speed.ProgramA file that contains coded instructions and tells a computerwhat to do and how to do it.PromptA message the

ResetTo reload a computer’s operating system so you can retry atask or begin using a different operating system. Resettingerases all information in RA

2.One end of the printer cable has a 25-pin, D-shellconnector. Position the plug to match the orientation ofthe parallel interface (marked with a spec

Shadow RAMThe feature provided by the Equity 386SX/16 PLUS thatenables the computer to copy the system ROM BIOS andvideo ROM into the RAM area of memo

TracksAddressable, concentric circles on a disk, resembling thegrooves on a record, which help to divide the disk intoseparate accessible areas.VGAVid

18Glossary

IndexAAUTOEXEC.BAT, 4-1 -2Auto speed, 2-11, 4-2 -3BBacking up data,from diskettes, 3-10, 3-17on hard disk, 3-17-18with BACKUP, 3-17with DISKCOPY, 3-17

CTRL ALT +, 4-4CTRL ALT -, 4-4CTRL ALT DEL, 3-5CTRL BREAK, 3-3CTRL C, 3-3Cursor bar, 2-3DDate, setting, 2-3Diagnostics,power-on, D-2system, C-1 -25DIS

FFiles,AUTOEXEC.BAT, 4-1 -2backing up, 3-17-18batch, 4-1 -2CONFIGSYS, 1-14, 4-7-11copying, 3-17-18EMM386SX.SYS, 4-7-11ESPEED, 4-5HDSIT, 3-19-20Floppy

LLIM 4.0 EMS, 4-7Loading MS-DOS, 3-14-15Location, choosing for computer,1-1 -2Low speed, 2-11, 4-2-6Low-level format, see PhysicalformattingMMap, syst

Options, installing, 5-1 -43,B-1 -54OS/2, Intro-2, 3-1PPacking materials, 5-15Parallel,cable, 1-8 -10interface, 1-8 -10, 2-15, A-2port, 1-8 -10, 2-15p

SETUP program,EMS size, 2-12-13error message, 2-2, 2-17hard disk drive type(s), 2-5 -8keyboard test function, 2-9leaving the program, 2-16-17math copr

Video car&,MDA, 1-7, 2%-9MGA, 1-7, 2-8-9problems, D-5, D- 17-18removing, 5-16-17setting display type, 2-8-9tests, C-11 -12VGA, 2-8 -9Video diagnos

3.Connect the other end of the cable to the printer asshown below. To secure the cable, squeeze the clips ateach side of the printer port and push the

TURBO speed hard disklightaccess lightdiskette drivepower buttonRESET buttondiskettehard disk orrelease latchdiskette drive slotpower lightpower inlet

EPSON®

Using the Serial InterfaceIf you have a printer, a modem, or other peripheral devicewith a serial interface, you can connect it to the serial(RS-232C)

Connecting the KeyboardFollow these steps to connect the keyboard:1.Hold the keyboard cable connector so the indicator onthe housing faces up. Insert

2.You can raise the keyboard by adjusting the legs on thebottom. To change the angle of the keyboard, turn it overand flip each leg upward until it lo

EPSON®EQUITY® 386SX/16 PLUSUser’s Guide

- ,.mouse connectorcautionAlthough the mouse and keyboard connectors arephysically identical, they cannot be used interchangeably.Be sure to insert th

7Connecting the Power CordFollow these steps to connect the power cord:1.Plug the power cord into the AC power inlet on the backpanel, as shown below.

8Turning On the ComputerAfter you set up your system, you’re ready to turn on thepower. But first, read the following safety rules to avoidaccidentall

4.To turn on the computer, press the power button locatedon the right side of the front panel, as shown below.power buttonThe power indicator next to

When the system has successfully completed its self test, yousee the following prompt:Press <Del> to start SETUPDo not press any key yet. If MS-

Chapter 2Running the SETUP ProgramWhen you use your computer for the first time, you need torun the SETUP program to define how your system is set up.

The configuration you define through SETUP is stored in aspecial area of memory called CMOS RAM. This memory isbacked up by a battery, so it will not

The menu automatically displays the base memory size, theextended memory size, and whether a math coprocessor(numeric processor) is installed. Additio

Setting the Diskette Drive(s)Your system probably came with one diskette drive installed.You may have added another drive or replaced the existingdriv

Setting the Hard Disk Drive(s)The SETUP program lets you select the type of hard diskdrive(s) installed in your computer. If you have two hard diskdri

IMPORTANT NOTICEDISCLAIMER OF WARRANTYEpson America makes no representations or warranties, either express or implied,by or with respect to anything i

Hard disk drive types2-6Running the Setup Program

Hard disk drive types (continued)Defining your own drive typeIf the parameters for your hard disk (listed in itsdocumentation) do not match any of the

Press Enter after typing each number. If you enter an invalidnumber, the computer beeps and does not go on to the nextparameter. Check your drive docu

QIf you have a composite color monitor, such as a colortelevision with a video input, try selecting Color80x25. If you find that the monitor’s resolut

Setting the Shadow RAMYour computer can access RAM (random access memory)faster than ROM (read-only memory). The Shadow RAMfeature enables the Equity

Setting the CPU Clock SpeedThis option lets you set the default speed at which yourcomputer’s processor operates when you turn it on:UHigh speed (16 M

EMS SizeThe EMS Size option provides a simple way to set the amountof memory you want to use as expanded. Expanded memorycan be used by application pr

For example, with 2MB of memory, you can specify any ofthe following as expanded memory:tl 0KB0 256KBCl 512KBCl 768KBCL 1024KBCI 1280KB.Setting the Pa

Now type the password you want to use. You can type up toeight characters using the letter or number keys, in upper- orlowercase. For example, you cou

Setting the Built-in InterfacesThis option lets you define how the following built-ininterfaces operate:0Parallel port (LPT1, LPT2, LPT3)USerial port

1.2.3.4.5.6.7.8.9.Important Safety InstructionsRead all of these instructions and save them for later reference.Follow all warnings and instructions m

Setting the Serial InterfaceThe built-in serial port in your computer is set to act as theprimary port (COM1). If you install an option card thatprovi

If you saved your changes, the SETUP program resets yoursystem and the computer runs through its power-ondiagnostic tests.If something is wrong, howev

2-18Running the Setup Program

Chapter 3Using Your ComputerThis chapter briefly describes the following procedures forusing your computer:UInstalling MS-DOS or another operating sys

Special Keys on the KeyboardCertain keys on your keyboard serve special functions whenyour computer is running MS-DOS or application programs.The spec

Special key functions (continued)KeyNum LockPurposeChanges the function of the numeric/cursorkeys from entering numbers to positioning thecursor; chan

These methods may also work in your application program.If not, you may need to reset the computer, as describedbelow.CautionIt is best not to turn of

There are two ways to reset the computer:3If you are using MS-DOS, hold down Ctrl and Alt andpress the Del key. The screen goes blank for a momentand

If you do not enter the correct password the first time, pressEnter and try again.If you want to change or delete your current password, youmust run t

All disks are divided into data storage compartments by sides,tracks, and sectors. Double-sided diskettes store data on bothsides. On each side are co

13. Unplug this product from the wall outlet and refer servicing toqualified service personnel under the following conditions:A.When the power cord or

Your computer uses the read/write heads in a disk drive tostore and retrieve data on a disk. To write to a disk, thecomputer spins it in the drive to

0360KB drive-Use 5%inch, double-sided, double-density,48 TN, 360KB diskettes. (You can also use single-sided,160KB or 180KB diskettes.) These diskette

Because of these incompatibilities, always indicate thediskette type and density when you label your diskettes.(Usually this information appears on th

cl0clLlKeep diskettes in a moderate environment. Don’t leavediskettes sitting in the sun, or in extreme cold or heat.Keep diskettes away from magnetic

Write-protecting DiskettesYou can write-protect a diskette to prevent its data frombeing altered. When a diskette is write-protected, you canread it a

On a 3%inch diskette, the write-protect device is a smallswitch on the back of the diskette in the lower right corner,shown below. To write-protect a

Using a Single Diskette Drive SystemMS-DOS expects the computer to have at least two diskettedrives and displays prompts and messages accordingly.Usua

Inserting and Removing DiskettesIf you have a 5%inch diskette drive, insert a diskette asfollows: hold the diskette with the label facing up and there

If you have a 3 1/2-inch diskette drive, insert the diskette withthe label facing up and the metal shutter leading into thedrive, as shown in the foll

Formatting DiskettesBefore you can store data on a new diskette, you must formatit using the FORMAT command. Formatting prepares thediskette so that M

ContentsIntroductionOptional Equipment...1Operating Systems and Other Software...2VGA Utilities...

Using a Hard Disk DriveUsing a hard disk is similar to using a diskette. However, thehard disk provides several advantages:QA 40MB hard disk can store

Caring for your hard disk driveFollow these precautions to protect your hard disk drive fromdamage and to avoid losing data:LlNever turn off or reset

You see a message on the screen that tells you the disk drive’sread/write heads will remain locked until you reset thecomputer or turn the power off a

Chapter 4Enhancing System OperationsThis chapter tells you how to use the following procedures toenhance the operation of your computer:CIUsing AUTOEX

When you install MS-DOS, it creates an AUTOEXEC.BAT filefor you. To modify the file or replace it with a new one, youcan use the COPY or EDLIN command

There are different types of copy-protected programs.Depending on the type you have, you may or may not wantto set the processor to automatic speed. F

Entering Keyboard CommandsYou can change the processor speed by entering one of thecommands shown in the following table.Speed setting commandsniTo en

Using the ESPEED ProgramESPEED provides an easy way to change the processor speedif your application program does not recognize the Ctrlkeyboard comma

To display the current CPU speed, type ES P E ED only andpress Enter. You see the following:<+>: Speed Up16.0 MHz <->: Speed Down<Esc&g

Using Expanded Memory Beyond 640KBThe Equity 386SX/16 PLUS comes with 2MB of randomaccess memory. MS-DOS and your application programs thatrun under M

Setting the Primary Display Type...2-8Setting the Keyboard Test Function...2-9Setting the Shadow RAM...

3.Add a command to the CONFIG.SYS file to include thememory manager as a device driver, as described in thenext section. The CONFIG.SYS file is used b

3.Save the file as an ASCII text file.4. Reset the computer.If you do not have a word processing program capable ofsaving an ASCII text file, you can

The M[n] parameter specifies a particular 64KB page frameaddress for EMM386SX.SYS. The value n must be a numberfrom 1 to 9 to indicate one of the foll

EMM386SX.SYS automatically excludes from mapping anyaddresses that are reserved for use by your system ROM andRAM. If you install an option card, such

You can use the VGA utilities (also provided on the Utilitydiskettes) to take advantage of other special features of yourVGA adapter. Even if you do n

Chapter 5Installing and Removing OptionsYou can enhance the performance of your computer byadding a variety of options, including the following:0 Opti

A math coprocessor speeds up the numeric calculations yourcomputer performs when using certain application software.If you purchase a math coprocessor

4.5.Turn the computer around so you are facing the backpanel. The cover is secured by a large screw on the backpanel, as shown below. Turn the screw c

6.Pull the cover away from the front of the computer tocompletely remove it. Then set it aside.7.Before you touch any of the components, touch theinsi

Changing the Jumper SettingsIf you change your computer’s configuration or need to alterthe way it operates, you may need to change a jumper settingin

Chapter 4Enhancing System OperationsUsing AUTOEXEC.BAT and Other Batch Files...4-1Changing the Processor Speed...4-2Enteri

Setting the JumpersThe illustration below shows the locations of the jumpers onyour computer’s main system board.IIi II IIll____...ill I. .

The following table lists the jumper settings and theirfunctions.Main system board jumper settingsAB*AB*A*BA*B* Factory settingDisables the built-in V

If you need to change any jumper settings, follow these steps:1.Remove any option cards that may be blocking youraccess to the jumpers. See page 5-16

If necessary, follow the instructions on page 5-2 to removethe computer’s cover. Then follow these steps to replace thebattery:1.Turn the computer so

2.3.The battery is attached to the computer with Velcro?Remove the battery by pulling it up from the bottom ofthe computer case, as shown below. Then

4.Connect the battery cable to connector CN1.battery cableconnectorCN15.Follow the steps on page 5-40 to replace the computer’scover. Then run the SET

Installing an Option CardYour computer has four standard option slots: three 16-bitslots and one 8-bit slot. Each slot can accommodate anoption card.

Slots 1 through 3 are designed for 16-bit option cards andslot 4 is designed for an 8-bit card. As you can see below, a16-bit card has an extra connec

Follow these steps to install an option card:1.If you have not already done so, remove the cover fromthe computer. (See page 5-2 for instructions.)WAR

4.Unpack the option card and adjust any switches orjumpers on it, if necessary. (Check the option cardinstructions.) When you handle the card, be care