Epson Equity III+ User Manual

EPSON®Equity™ III+User’s GuideY12699112300

Chapter 1Setting Up Your SystemSetting up your Epson Equity III+ personal computer is easy. Just followthe steps in this chapter.UnpackingAs you remov

Removing the disk drive protector sheetA cardboard sheet occupies the diskette slot in the floppy disk drive.This sheet is inserted at the factory to

lNo electromagnetic interference. Locate your system away from anyelectrical device that generates an electromagnetic field. Even a tele-phone can cau

The front panelFigure 1-2 identifies the various components on the front panel.P;;;r Ha;;v$sk Floppy diskdriveDisk lock/lamp LED lamp LED lamprelease

Key Lock. Use the key to lock the main unit and keyboard. Turn the keyclockwise to lock the computer and counterclockwise to unlock it. Youcan remove

WARNING: Connect all your peripherals before you plug in the powercable. After you plug in the power cable, always turn offthe power switch before you

Figure 1-4. Connecting the power cordConnecting a Video MonitorThe procedure you use to connect your monitor to the main unitdepends on the type of mo

Figure 1-5. Connecting the monitorThe monitor type must match the video card in the main unit. If youhave a color card, you can use one of two connect

Note: If a monochrome monitor has the proper type of plug, you canplug it into the auxiliary outlet next to the power inlet at the backof the Equity I

3. Plug the other end of the cable into the keyboard socket, as shown in Figure1-8. Do not force the connector, but be sure to insert it all the way.F

IMPORTANT NOTICEDISCLAIMER OF WARRANTYSeiko Epson Corporation makes no representations or warranties, either express or implied, by or withrespect to

Connecting a PrinterThe Equity III+ has both parallel and serial interfaces. You can easilyconnect a printer or plotter that has either type of interf

4.Connect the other end of the cable to the printer as shown in Figure1-11. To secure the cable, tighten the squeeze locks at each side of theprinter

instead. Some Epson printers support the IBM character set (the characterset the Equity III+ uses) as a standard feature, and others can be adapted. I

First, make sure the power cord is plugged into the power inlet on theback panel of the main unit. Then plug the power cable into a 3-prong,120-volt,

Initial screen displayAfter the computer completes its self test, a message tells you how muchRAM (random access memory) is available, for example:640

Chapter 2Using the Equity III+This chapter covers some basic procedures for using your Equity III+computer and keyboard.Locking the ComputerThe key lo

Your Equity III+ comes with two keys; store them safely in different loca-tions in case you misplace one. The keys come with an identification tag and

To remove the diskette, turn the latch counterclockwise until it is hori-zontal and the diskette pops out. Carefully pull out the diskette, place it i

Table 2-1. Special keysThe Num Lock, Scroll Lock, and Caps Lock keys work as toggleswhen you press them. When the function is enabled, the correspondi

Controlling the VolumeYour Equity III+ has a speaker which enables it to beep when you areusing certain application programs. You can control the spea

FCC COMPLIANCE STATEMENTFOR AMERICAN USERSThis equipment generates and uses radio frequency energy and if not installed andused properly, that is, in

When the computer is running at 6 MHz, the LED power light is red. At8 MHz, the LED is orange, and at 10 MHz, the LED is green.After you change the sp

3.Remove any diskettes from the floppy disk drives. Turn off the monitorand any peripheral devices and then turn off the Equity III+ using thepower sw

2-8

Chapter 3Using Disks and Disk DrivesThe disk drives in your computer allow you to store data on disk, andretrieve and use stored data when you like. A

Choosing Diskettes for the Equity III+When you buy diskettes, be sure to choose high-quality diskettes withreinforced hub rings. The added reliability

You can use a double-density diskette in a 1.2MB drive if you format it asa 360KB (or 320KB) diskette in the 1.2MB drive first. (Your MS-DOS or othero

If you have two drives of different types and want to copy from onediskette to another of the same type, you need to use MS-DOS to changeyour system’s

lDo not remove a diskette or turn off the computer while the drive light ison. This light indicates that the computer is copying data to or from adisk

cannot store new data on the diskette or delete any files it contains. If you tryto change data stored on a write-protected diskette, an error message

To unwrite-protect a 3%inch diskette, move the switch up toward thecenter of the diskette so the hole is covered.Using a Single Floppy Disk DriveAn op

ContentsIntroduction...How to Use this Manual...1Setting Up Your System...Un

lPartition the hard disk to run the MS-DOS operating system using theMS-DOS program FDISK.lFormat the MS-DOS partition with the MS-DOS program SELECT.

Chapter 4Installing Option CardsOption cards are accessories you can install in your Equity III+ to pro-vide extra capabilities. For example, you can

Figure 4-1. Buck panel mews4.Turn the main unit around so the front panel faces you. Hold on to thetwo sides of the cover and carefully pull it straig

Figure 4-3. Removing the coverInstalling an Option CardFigure 4-4 shows the nine option slots in the Equity III+ (two of whichare occupied).Figure 4-4

Slot 8 contains the parallel and serial interface and floppy disk controllercard, and slot 9 contains the hard disk controller card. The video card mu

Figure 4-6. Removing an option slot cover2.Unpack the option card and adjust any switches or jumper connectionson it if necessary. (For example, a mem

Figure 4-7. Inserting an option card5.Once the connector pins are sitting in the connector slot, push the carddownward firmly (but carefully) to fully

Replacing the CoverAfter you install (or remove) an option card, follow these steps to replacethe main unit’s cover:1.With the front of the computer f

Post-installation SetupAfter you install an option card (and replace the main unit’s cover andreconnect the power cord and peripherals), you may need

Chapter 5TroubleshootingYou should not encounter any serious difficulties as you set up and useyour Equity III+. But if anything out of the ordinary h

45ABCviUsing a Single Floppy Disk Drive...Using a Hard Disk Drive...Installing Option Cards...

The Video Display Does Not AppearIf the computer starts up but no image appears on the screen, followthese steps to solve the problem:1.2.3.4.Check to

Floppy Disk ProblemsIf you have trouble with a diskette, check the following questions:1.Is the diskette damaged? Copy the diskette and repeat the ope

Hard Disk ProblemsIf you have problems with your hard disk when you first start to use it,check to see if it has been set up properly. See “Using a Ha

Option Card ProblemsIf you install an option card and get unexpected results, check thefollowing:1.2.3.4.5.6.Is the option card installed correctly?Di

Appendix AJumper SettingsThis appendix describes how to set the jumpers inside the Equity III+ ifyou install optional devices that require different j

The procedure for changing a jumper setting is given first, then thejumper functions and locations for each card are described separately. All theinst

In all cases, make sure you need to alter the jumper settings for the optionyou are installing before you change anything.Table A-l shows the function

Figure A-4 shows the locations of the seven jumpers. Refer to Table A-labove to set them as needed.Figure A-4. Memory card jumpersWhen you finish sett

Number of wait states for EPROM. If necessary, you can change thenumber of wait states (1 or 2) used by the EPROM. Please consult yourdealer for assis

Figure A-5. Removing circuit board screws3.The small circuit board (on the front of the computer), which containsthe power and hard disk LEDs, is conn

Figures1-1System arrangement...1-2Front panel...1-3Backpanel...

4.Pull the white levers on the front of the circuit board apart to maneuverthe board slightly away from the computer, about 1/2 inch. See FigureA-7. B

6. Pull the circuit board out two inches more. Locate the connectormarked CN3 on the front right corner of the circuit board (see FigureA-8 above) and

3.4.5.6.7.8.Continue sliding the board into the computer until it is just 1/2 inchshort of being in all the way.Reconnect the connector marked CN6 on

Table A-4. Multi-function card jumper settings for serial portJumper6numberFunction59AA AEnable built-in port as primary *AB BEnable built-in port as

Figure A-11. Removing multi-function card retaining screw3.Remove the card from the slot (pull it straight up) and set it on a softsurface with the co

Appendix BEquity III+ SpecificationsCPU and Memory16-bit CPUMain memoryROMMath coprocessorControllersFloppy diskHard diskInterfacesSerialPrinter80286

Interfaces (continued)Option slotsNine IBM-compatible input/outputexpansion slots: one occupied by hard diskcontroller card and another occupied bypar

Mass Storage (continued)Optional5Gnch, half-height or full-height internalhard disk drive; 40MB storage capacity (for-matted)KeyboardDetachable, three

OptionsMonochrome videocardTTL green or ambermonochrome monitor(12-inch diagonal)Color/graphicsvideo cardRGB colormonitor (13-inchdiagonal)Multiple gr

Appendix CGlossaryASCIIAmerican Standard Code for Information Interchange. A standardizedcoding system for representing characters, such as numbers, l

A-9 Main circuit board jumpers ...A-8A-10 Disconnecting disk drive cable from multi-function card .A-10A-11 Removing multi-functio

CommandAn instruction you enter on the keyboard to direct your computer toperform a specific function.ConfigurationThe particular setup of a group of

Disk driveThe physical device which allows the computer to read from and writeto a disk. A floppy disk drive has a disk slot on the front panel of the

HardwareAny physical component of a computer system, such as a monitor,printer, keyboard, or CPU.High-densityA type of diskette format that allows you

Monochrome monitorA monitor that displays in only one color, such as green or amber, asopposed to a color monitor which can display in several colors.

Quad-densityA type of diskette format that allows you to store twice as much data asthe double-density format. A double-sided quad-density diskette fo

SoftwareThe programs that enable your computer to perform the tasks and func-tions you indicate.System disketteA diskette that contains the operating

IndexAAC inlet, 1-5 -6, 5-1AC outlet, 1-5-6Adjusting keyboard legs, 1-10Application program, 1-13, 2-1, 2-5Arranging components, 1-3ASCII codes, 1-12A

DData diskette, copying, 3-5, 5-3Data, protecting, 3-5DB-9P, 1-12, B-lDB-25S, 1-11, B-1D connector, 1-8, 1-11Diagnostics diskette, 1-1, 3-7, 4-8,A-4DI

Head, read/write, 1-2, 3-1, 3-4High-density diskettes, 3-2 -3, 5-3,B-2IID card, 2-2Identification tag, 2-2Initial screen display, 1-15Initial setup pr

Monochrome,monitor, l-l, 1-7-8, B-4video card, l-l, 1-8, B-4Moving computer, 1-1 -2MS-DOS,booting, 1-15copying, 3-8operating system, l-l, 1-15preparin

IntroductionYour Epson Equity III+ personal computer is a versatile, high-performance system which offers you a wide variety of choices. First youchoo

Removing option card, 4-6Replacing cover, 4-7RESET button, 1-5, 2-6Resetting computer, 2-6, 5-4Retaining screw, option card, 4-4RGB color monitor, 1-8

The Equity III+ comes with the MS™-DOS operating system and theGW™-BASIC programming language. If you have used MS-DOS before onanother computer, you