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Epson 320SX PLUS Personal Computer User Manual

1. 3 Use the four screws that came in your hard disk drive kit to secure the mounting plate to the drive Installing the Drive If you are going to install or remove a drive in one of the horizontal drive bays first follow the instructions under Installing or Removing a Drive in the Horizontal Position on page 7 19 Do not install the vertically mounted drive until you finish installing or removing any horizontal drives Installing and Removing Disk Drives 7 11 Follow these steps to install the hard disk drive in the vertical mounting position 1 Place the hard disk drive on the right side of the subassembly with the mounting plate facing up and the ribbon cable and power supply sockets facing the back of the subassembly mounting plate 2 Locate the hard disk drive ribbon cable that came with your computer It is a flat cable with three connectors one on each end and one in the middle If you are installing a second hard disk drive the cable may be attached to the other drive 7 12 Installing and Removing Disk Drives The connector at one end of the cable has two rows of holes one of which is blocked with a plug as shown below The ribbon cable socket on the back of the drive has two rows of pins In one of the rows a pin is missing ribbon cable connector blocked hole ribbon cable socket missing pin Installing and Removing Disk Drives 7 13 3 7 14 Align the connec
2. Default Any value or setting that takes effect when the computer is turned on or reset A default value stays in effect unless you override it temporarily by changing a setting or you reset the default value itself Delimiter A character or space used to separate different parts of an MS DOS command Device A piece of equipment that is part of a computer system and performs a specific task such as a disk drive a monitor or a printer Device driver A file containing instructions that allow your computer to recognize and control a device Glossary 5 Diagnostics The tests and procedures the computer performs to check its internal circuitry and set up its configuration DIP switch Dual Inline Package switch A small switch on a computer option card or printer that controls a particular function Directory A list of files stored in a particular area on a disk part of a structure for organizing files into groups A directory listing shows the name location and size of the files in the directory A directory can contain both files and subdirectories Disk The collective term for diskettes and hard disks Disk drive The physical device that allows the computer to read from and write to a disk A diskette drive has a disk slot into which you insert a diskette A hard disk is sealed inside a protective unit Diskette A flat piece of flexible plastic coated with magnetic material used to store data perm
3. If you are installing or removing a non Epson drive some of the steps in this chapter may not apply see the documentation that came with your drive for more information Before you perform any of the procedures described below follow the steps in Chapter 5 to remove the computer s cover and subassembly When you complete your drive installation or removal follow the instructions in Chapter 5 to replace the subassembly and cover Then see Post installation Setup Procedures at the end of Chapter 6 for information about updating your drive configuration Caution Installing or removing a disk drive is a complicated procedure so you may want to ask your dealer to do it for you If you decide to do it yourself you must carefully follow all the instructions in this chapter or you could damage your equipment Installing and Removing Disk Drives 7 1 Your computer has two horizontal drive bays and one vertical mounting position to hold up to three drives as shown below Using the Correct Drive Bay Your computer may have come with a hard disk drive already installed in the vertical mounting position If not you can install one 31 2 inch hard disk drive in this position If you are installing your first hard disk drive it is best to install it in the vertical mounting position If you add a second hard disk drive or diskette drive use the lower horizontal drive bay 7 2 Installing and Removing Disk Drives T
4. Specifications CPU and Memory 32 bit CPU System memory ROM Shadow RAM Math coprocessor optional Clock calendar Battery 80386SX microprocessor 20 MHz system clock speed 20 MHz or 10 MHz processor speed user selectable 0 wait state memory access speed at 20MHz 2MB RAM standard expandable using 256KB IMB or 4MB SIMMs up to 24MB the first 16MB can be extended or expanded memory above 16MB can be only expanded memory SIMM access speed must be 80ns or faster 128KB includes system BIOS and VGA BIOS 0 wait state access speed system ROM BIOS and video ROM can be copied into RAM through SETUP 80387SX 20 MHz support Real time clock calendar and CMOS RAM for configuration battery backup Replaceable 3 6V lithium battery 3 5 year life Specifications A 1 Controllers Diskette Hard disk Interfaces A 2 Monitor Serial Parallel Mouse Keyboard Option slots Speaker Specifications Supports up to two drives in any of four formats 51 4 inch high density 1 2MB 51 4 inch double density 360KB 31 2 inch high density 1 44MB 31 2 inch double density 720Kb controller on main system board Supports up to two drives embedded IDE controllers interface on main system board Standard VGA with 256KEI of video memory supports up to 800 x 600 pixels in 16 color or gray scale mode U pin D shell connector RS 232C programmable asynchronous 9 pin D shel
5. There is one 12 pin power supply socket on the right side of the main system board toward the back that holds both of the power supply connectors as shown below power supply socket Accessing Internal Components 5 11 3 Position power supply connector P4 so the large tab on the connector faces the right side of the computer Beginning with the six pins toward the back of the computer carefully line up the holes in the connector with the pins in the socket and then push in the connector Caution If you do not correctly align the holes with the pins in the socket you could severely damage your computer when you push in the connector 4 Connect power supply connector PS to the remaining six pins in the socket using the same procedure 5 12 Accessing Internal Components 5 Carefully lower the front of the subassembly onto the computer Make sure that all four tabs on the back of the computer are inserted into the slots on the subassembly as you lower it small tabs Accessing Internal Components 5 13 Guide the tabs on the front of the subassembly over the opening in the front of the computer so the two small tabs sit behind the opening and the large tab with the curved lip sits over the front of the opening If necessary press on the large tab until the subassembly snaps into place 6 Locate the hard disk drive and diskette drive ribbon cables The hard disk drive cable is slightly longer than the diske
6. s internal timing clock A megahertz is one million cycles per second The Equity 320sx PLUS operates at 20 MHz or 10 MHZ Memory The area where your computer stores data Memory contents are stored permanently in ROM or temporarily in RAM 10 Glossary Memory module A small circuit board that contains memory chips You can add 256KB IMB or 4MB memory modules to the main system board inside the computer to expand the computer s memory A memory module is commonly called a SIMM single inline memory module Memory on curd The additional memory on an option card installed in the computer MGA Multi mode Graphics Adapter A type of display adapter card that can display monochrome text and color graphics on the screen Microprocessor A small version of a CPU contained on one semiconductor Chip Modem A device that allows a computer to transmit signals over telephone lines so it can send and receive data Modem stands for MOdulator DEModulator Monitor The piece of hardware that contains the screen and displays information Monochrome monitor A monitor that displays in only one color such as green or amber as opposed to a color monitor which can display in several colors Glossary Il Mouse A hand held pointing device with one or more buttons When you slide the mouse over a flat surface in a certain direction the cursor moves in the same direction on the screen MS DOS Microsoft
7. consult your dealer about the problem If you installed the drive yourself did you carefully follow all the instructions in Chapter 7 of this manual Review the instructions and check all the cable connections to make sure you have installed it correctly Troubleshooting c 11 3 Did you run the SETUP program to define the correct type of diskette drive as part of the computer s configuration See Chapter 2 for instructions 4 If you are still having trouble with the drive run the Floppy disk system diagnostic tests described in Appendix B If the diagnostics program indicates an error consult your Epson dealer 5 If the diskette drive is making loud or unusual noises contact your Epson dealer Hard Disk Problems If you are having a problem with a hard disk it could be the result of improper installation incomplete disk preparation or corrupted data The suggestions in this section are divided into three categories Q Installing the drive Q Preparing the drive for use Q Accessing data on the drive Consult the section that seems most likely to cover the problem you are having For example if you have been able to use data on your disk in the past but suddenly cannot see Accessing Data on the Drive Caution If your disk has data on it be very careful before you perform any procedure that may erase data such as formatting the disk Consult your dealer if you have any questions Always be sure to
8. need to change the type use t or to highlight the drive type that matches your hard disk and press Enter If you select the User defined option type 47 the program prompts you for the following information Number of cylinders Number of heads Number of sectors per track Write precompensation presence Write precompensation cylinder number Landing zone Interleave factor The interleave factor affects the performance of your hard disk You see the following prompt Interleave 1 16 3 Enter 1 if you are using an Epson IDE hard disk drive or a different number if your hard disk documentation recommends it B 14 Peforming System Diagnostics Bad track list Entering the bad track list is optional The program displays the following prompt for the bad track list Mark bad tracks Y N N You do not need to enter a bad track list for the hard disk that comes with the Equity 320sx PLUS Press N if necessary and then press Enter If you press Y and then Enter you see the following submenu Add an entry Revise an entry Delete an entry Clear bad track list Save and Exit Use orf to highlight a menu option and press Enter Then enter the correct track information When the bad track list is correct highlight Save and Exi t and press Enter Note When you run the Media analysis test the program automatically marks the bad tracks when it formats the disk Start and end cylinder numbers The pr
9. reset the computer and try again You see the following options Start operating system Run SETUP The first option is highlighted Press 4 to highlight Run SETUP and then press Enter The SETUP menu appears on the screen Running the SETUP Program The menu automatically displays the base memory size the extended memory size and whether a math coprocessor numeric processor is installed Additionally the SETUP menu lists the parameters you can change Selecting Options A solid cursor bar highlights the parameter currently selected You can scroll through the parameters using the four arrow keys le ot gt When you reach a parameter you want to change press Page Up or Page Down to display and select the available options An information window appears at the bottom of the menu it describes the options available or any other keys to press to change the highlighted configuration parameter The rest of this chapter describes how to choose the correct SETUP parameters for your system Setting the Date and Time The real time clock in your computer continously tracks the date and time even when the computer is turned off Once you set the date and time using SETUP you should not need to change either parameter except to adjust the time for daylight savings if necessary The computer automatically changes the date for leap years The current month is highlighted and a calendar on the right side of the screen shows a
10. toward the subassembly Then align the retaining screw hole on the mounting plate with the hole in the subassembly bracket bracket 7 16 Installing and Removing Disk Drives 7 Secure the drive to the bracket with the retaining screw Now you can replace the subassembly and the computer s cover See Chapter 5 for instructions Removing a Hard Disk From the Vertical Position You need to remove the hard disk drive from the vertical position in the following cases Q You are replacing the drive Q You are adding a second drive either another hard disk drive or a diskette drive in the lower horizontal position Follow these steps 1 Remove the retaining screw securing the hard disk drive mounting plate to the subassembly and set it aside retaining screw 2 Tilt the hard disk drive slightly to the right and lift it off the subassembly Installing and Removing Disk Drives 7 17 7 18 Disconnect the power supply connector and the ribbon cable connector from the sockets on the back of the hard disk drive as shown below Firmly pull the connectors straight out from the sockets so you do not bend the pins Do not pull on the cables pull on the plastic connector power supply ribbon cable connector connector If you are going to reinstall the drive set it aside and see Installing or Removing a Drive in the Horizontal Position below If you are not going to reinstall the drive go to step 5 Remov
11. 7 8 9 mounting plate 7 10 11 parking the heads 3 19 20 partitions 3 18 B 16 C 14 physical formatting B 16 17 C 13 15 precautions Hard disk preparing for moving 3 19 20 preparing for use problems C 12 15 removing 7 l 27 setting types _2 5 8 slave drive 7 4 7 6 specifications A 2 3 storage capacity 3 18 18 tests B 12 20 types 2 5 8 using 3 18 20 HDSIT 3 19 20 Help where to get Intro 4 Hercules card see Video cards Hercules emulation 4 12 High density diskette 3 8 High speed 2 11 4 2 6 I Identifying your system C l 2 Inserting diskettes 3 15 16 Interfaces 2 15 16 A 2 J Jumper se ings 1 7J1 14 6 2 5 1 47 K Keyboard adjusti gle 1 13 cable check connecting 1 12 controller check diagnostics layout problems special keys 3 2 3 specifications speed commands 4 4 test function 2 9 tests B 11 Key disk 4 2 Index 3 L LIM 4 0 Ded Loading MS D 3 14 15 Location choosing for computer 1 1 2 Low speed 2 11 4 2 6 Low level format see Physical formatting Map system memory A 5 Mass storage Master drive 7 4 7 6 Math coprocessor configuring 2 3 installing SE 6 21 24 problems C 20 removing specification MDA card see Video cards et 61 14 0 6 25 a 2320 2 12 13 B 10 B 12 EMM386SX SYS aT 1 EMS size 2 e 12 1447 leer TZ 13 4 7 11 4 extended 4 7 11 l natin eleni
12. Chapter sincoseccynce est aang wae Setting the Hard Disk Drive Jumpers Changing the Jumper Settings Installing a Hard Disk in the Vertical Position Removing the Mounting Frames From the Drive Removing and Attaching the Mounting Plate Installing the Drive 25 ces 655 4005 x po ews ess eS Removing a Hard Disk From the Vertical Position Installing or Removing a Drive in the Horizontal Position eee eee eee Installing a Drive in the Horizontal Position Removing a Drive From the Horizontal Position 7 27 Appendix A Specifications CPU and Memory ssc ong c2kkden seed ee nase se pee Controllers cccdcven eo eek heed ahs baw ee bee ade oS Interfaces 6 6b be a ede ede eed eee bw de eka ew ee c s Power Supply foxes easier cube ran tmit anders ee cats Mass Storas e seeren tesa eee Rares E Keyboard csoccicccscrisiscnsicckics diore iaei es Environmental Requirements seee eee Physical Characteristics 3 6 c lt iteyaiendeeasianie en dead A 4 System Memory Map s3 25 605 4i0netcsatsena cess A 5 Appendix B Performing System Diagnostics Starting the Diagnostics Program The Main Menu Screen d 0 0 b 5 ens wowace acho ware e Setting the Run Time Parameters Perot LOG OW0 blake eau gh r eriin En ee eee es Selecting Diagnostic Tests 4 s204ncoossdueweace es eenan Selecting Multiple Tests Running the Tests costo00e see redteu
13. Jumpers are installed in only two of the positions and the other two positions are left open Installing and Removing Disk Drives 7 5 7 6 The following table lists the jumper settings for all the possible hard disk drive configurations Jump er One hard Two hard disk Two hard disk Saaltions disk drive drives master drives slave jumper installed no jumper installed To move a jumper from one position to the other use your fingers needle nose pliers or tweezers to pull it off its pins and gently move it to the other position Be careful not to drop the jumper or damage the pins as you install it If you are going to use only one hard disk drive make sure the jumpers are set in positions C D and ACT Then see Installing a Hard Disk in the Vertical Position on page 7 7 for instructions on installing your first hard disk drive If you ll be using two hard disk drives you have a total of four jumpers for eight jumper positions Two jumpers are included with each drive Install three of the jumpers on the master drive in positions C D DSP and ACT Install the fourth jumper on the slave drive in position ACT If you are installing both of your hard disk drives at one time it is easiest to install the drive in the horizontal drive bay first See Installing or Removing a Drive in the Horizontal Position on page 7 19 for instructions Installing and Removing Disk Drives If one of your hard disk drives is al
14. LAR CPU protected mode Processor speed Identifies current clock speed Coprocessor Tests the coprocessor DMA controller Tests memory address and page registers of DMA controllers 1 and 2 Tests interrupt mask registers Compares timer count to RTC Compares RTC to time 0 interrupt Tests the CMOS RAM Interrupt controller Timer Real time clock CMOS validity See Memory Diagnostics Tests data path of BIOS ROM BIOS ROM Parity Checks for memory parity errors Pattern Tests for memory read write faults Walking 1 Checks data lines for shorts and bits that are 1 Checks data lines for shorts and bits that are 0 Checks for address line shorts Checks the refresh interval Walking 0 Address Refresh B 10 Performing System Diagnostics System diagnostic tests continued Component Tests Hard disk Hard disk format drives Media analysis Performance Seek Read verify Check test cylinder Force bad tracks Floppy disk Diskette format drives Drive speed Random read write Sequential read write Disk change line Keyboard Controller Scan ASCll code Keyboard clock line Keyboard data line Adapter Attribute 80 x 25 display 40 x 25 display 320 x 200 graphics 640 x 200 graphics Page selection Color Function See Hard Disk Diagnostics See Floppy Disk Diagnostics Tests the keyb
15. M n or M n Specifies the page frame address P nnn or P nnn Specifies the maximum number of handles process IDs available to EMM386SX SYS X nnnn nnnn or Specifies a hexadecimal memory address X nnnn nnnn range to exclude from expanded memory mapping The D parameter specifies whether you want EMM386SX SYS to run diagnostics on your expanded memory page frame each time you load the program It does not run the diagnostics unless you include the D parameter Enhancing System Operations 4 9 4 10 The M n parameter specifies a particular 64KB page frame address for EMM386SX SYS The value n must be a number from 1 to 9 to indicate one of the following addresses n Moves the page frame to this address 0C0000h 0C4000h 0C8000h 0cco00h 0D0000h 0D4000h 0D8000h ODC000h 0E0000h WOON AUAWN e Default setting For example to specity a page frame address of 0CCO000h add the following command line to your CONFIG SYS file DEVICE EMM386SX SYS M4 Note If you have installed an EGA or VGA display adapter card you cannot enter the following values for n M M1 M2 M2 The P nnn parameter specifies the number of handles or process IDs available to EMM386SX SYS The value for nnn must be in the range of 64 to 256 The default value is 64 The X nnnn nnnn parameter specifies a hexadecimal memory address range to exclude from mapping by Eh4M386SX SYS The first address nnnn is
16. Make backup copies ooo O oOo COO Use a hard disk drive How Disks Store Data 3 6 Diskettes are made of flexible plastic coated with magnetic material This plastic is enclosed in a square jacket that is either slightly flexible 51 4inch diskette or hard 31 2inch diskette Unlike a diskette a hard disk is rigid and fixed in place It is sealed in a protective case to keep it free of dust and dirt A hard disk stores data the same way that a diskette does but it works much faster and has a much larger storage capacity Using Your Computer All disks are divided into data storage compartments by sides tracks and sectors Double sided diskettes store data on both sides On each side are concentric rings called tracks on which a disk can store data A disk is further divided by sectors which are similar in shape to pie slices The figure below provides a simple representation of tracks and sectors Double sided double density diskettes have either 40 or 80 tracks on each side and double sided high density diskettes have 80 tracks on each side Diskettes can have 8 9 15 or 18 sectors per track A hard disk consists of two or more platters stacked on top of one another and thus has four or more sides In addition a hard disk has many more tracks per side than a diskette but the number of tracks depends on the capacity of the hard disk The number of sectors depends on the type of hard disk Using Your Compu
17. System Diagnostics You can stop testing at any time and return to the main menu by holding down Ctrl and pressing Break The program completes the current test before it stops You must enter certain parameters to run the hard disk and diskette drive tests If you use F3 to select these tests the program prompts you for the parameters immediately If you use F4 the program prompts you for the parameters during the first pass of the test If you perform the tests more than once the program uses the same parameters for each pass If you selected Passbound testing the program displays the pass number on the right side of the screen above the Run time parameters window For example Pass 00001 If you entered Y atthe Wait on er r o r prompt the program pauses if an error occurs When you press Enter the program continues testing Note Tests selected using the F3 and F4 keys remain selected until you cancel the selection Be sure to press F5 to cancel all selections when you are finished running each set of tests Performing System Diagnostics B 9 Running the Tests The table below lists all of the available System diagnostic tests and refers you to other sections in this chapter for additional information if necessary System diagnostic tests component Tess frma Sd Basic functionality Tests components such as instructions registers and flags of CPU Tests protected mode instructions such as LSL VERR and
18. System Diagnostics B 3 B 4 Setting the Run Time Parameters The tests you select will run in the following manner unless you change the run time parameters 3 Each test is performed one time passbound 3 The program waits if an error occurs G No errors are recorded to the printer disk or other device If you want to change the default run time parameters press F2 to move to the Run time parameters window Press Ex at any time to exit and return to the submenu of diagnostic tests The first run time parameter specifies the mode in which to run the test You see this prompt Testing mode T imebound C ontinuous P assbound P In Timebound mode the program runs the tests for the amount of time you specify press T and then Enter In Continuous mode the tests run until you interrupt them press C and Enter In Passbound mode the program runs the tests the number of times you specify This is the default setting press P if necessary and Enter to select the mode The next option is Wait on error Y N Y Press Y if necessary and Enter if you want the program to pause when an error occurs This lets you view the error message make note of it and then press Enter to continue Y is the default setting Performing System Diagnostics Press N and Enter if you want the diagnostics program to continue when an error occurs The next option is Error logging Y N N Press Y and Enter to record
19. System Operations 4 1 4 2 When you install MS DOS it creates an AUTOEXEC BAT file for you To modify the file or replace it with a new one you can use the COPY or EDLIN command a text editor or a word processing program that can save a file as a text only file However be sure to name the file AUTOEXEC BAT and store it in the root directory of the hard disk or diskette from which you load MS DOS See your MS DOS manuals for more information about creating and using batch files Changing the Processor Speed Your computer s processor can operate at two speeds high and low High speed is 20 MHz low is 10 MHz On high the computer can access memory faster than on low Your processor is set to operate at high speed by default in the SETUP program unless you change the speed to low or set the speed to change automatically Note When your computer is operating at high speed the TURBO light on the front panel is on and it is off when operating at low speed You should use high speed for almost everything you do since your programs will work faster However certain application programs have specific timing requirements for diskette access and can run only at the slower speed See your software manual to determine if this is the case Some copy protected programs require the computer to run at low speed while accessing the program on a diskette These programs also usually require you to leave a key disk the diskette th
20. back up your data before reformatting or repartitioning the disk drive See the descriptions of COPY XCOPY and BACKUP in your MS DOS manuals C 12 Troubleshooting Installing the Drive If you are having problems with a newly installed drive check the following l 2 If your dealer installed the drive consult that person about the problem If you have installed the hard disk in your computer yourself did you carefully follow all the instructions in Chapter 7 of this manual Review the instructions and check all the cable connections to make sure you have installed it correctly Also check the jumper settings on your drive to make sure they are set correctly If you installed a non Epson hard disk drive was it physically formatted by the manufacturer A blank new hard disk must be formatted or initialized before you can partition it and install an operating system on it This type of format is usually done by the manufacturer if yours was not you must do it yourself If the drive came with its own format utility use that program if not follow the instructions in Appendix B under Hard Disk Format Note that this physical type of format is different from the software based type of formatting commands such as the MS DOS SELECT or FORMAT commands See Preparing the Drive below for more information If you installed a hard disk drive with its controller on an option card did you disable the built in
21. came with an Epson 100MB hard disk drive or if you installed this drive yourself select number 60 for drive C Q If you have installed another type of hard disk drive you need to select the drive type number that matches your drive See Hard Disk Drive Types below Hard Disk Drive Types If you have installed a hard disk in your computer that is not the standard Epson 100MB drive type 60 you need to select the correct type number to match your drive The following table lists the types of standard hard disk drives you can use in your computer Check this table and the documentation supplied with your hard disk to find the correct type number for your drive Your drive s documentation should list all the parameters necessary to identify it in this table If none of the types listed match your drive see Defining your own drive type below Running the SETUP Program 2 5 Hard disk drive types Type no Cylinders Precomp Orive name WPcom manufacturer 1 306 4 17 128 305 10 2 615 4 17 300 615 20 7225 ST4026 WD 93024 3 615 6 17 300 615 31 4 940 8 17 512 940 62 5 940 6 17 512 940 47 6 615 4 17 none 615 20 7 462 8 17 256 11 31 8 733 5 17 none 733 30 ST 4038 9 900 15 17 none 901 112 10 820 3 17 none 820 20 11 855 5 17 none 855 35 12 855 7 17 none 855 50 13 306 8 17 128 319 20 14 733 7 17 none 733 43 15 reserved 16 612 4 17 0 663 20 17 977 5 17 300 977 41 CP 3044 18 977 7 17 non
22. can use your system If you do not want to set a password for your computer skip this section Once you set a password through SETUP you must enter it every time you turn on your computer or reset it by pressing the RESET button If you do not enter it correctly you cannot access your system To set a password move the cursor to the Password option Next to it you see Not i nsta 11 ed Ifyou have already set a password you see In s t a 11 ed Press Page Up or Page Down to display the following New Install kkkkkk kk Running the SETUP Program 2 13 Now type the password you want to use You can type up to eight characters using the letter or number keys in upper or lowercase For example you could enter the following 123aBc You can use the backspace key to correct mistakes After you type the password press Enter Note Be sure to remember the password you enter or write it down and keep it in a safe place If you cannot remember it you will not be able to access the computer the next time you turn it on If you forget your password however there is a way to disable the function See Password Problems in Appendix C for more information Changing or Deleting a Password If you want to change the current password highlight the Password option and press Page Up or Page Down to display New Insta11 Then enter a new password as described above To delete the password press Page Up or Page Down to di
23. diskette drives s installed Type of hard disk drive s installed Type of video display adapter you are using Keyboard testing function Shadow RAM function CPU clock speed EMS size Password feature Built in interface settings for the parallel and serial ports and the diskette and hard disk drive controllers Running the SETUP Program 2 1 2 2 The configuration you define through SETUP is stored in a special area of memory called CMOS RAM This memory is backed up by a battery so it will not be erased when you turn off or reset the computer Whenever you reboot the computer it checks the settings and if it discovers a difference between the information in the CMOS RAM and your system s configuration it prompts you to run SETUP You see a message such as the following CMOS memory size mismatch RUN SETUP UTILITY Press lt Fl gt to RESUME Press F1 to run SETUP and correct the setting Starting the SETUP Program To start the SETUP program make sure there is no diskette in the diskette drive then turn on your computer If the computer is already on press the RESET button on the front panel to reset it After the computer completes its self test you see the following prompt Press lt Del gt to start SETUP As soon as you see this message press the Del key If you do not press Del within five seconds the computer starts loading the operating system and you will not be able to run SETUP If this happens
24. for moving If you need to move your computer to a new location you may want to run the HDSIT program provided on your Reference diskette to protect the hard disk during the move HDSIT moves or parks the disk drive s read write heads to a region on the disk surface that does not contain data and locks them securely in position This protects the hard disk from being damaged if the computer is bumped accidentally Many hard disk drives induding all Epson drives automatically park their heads when you turn off the computer If your hard disk drive does not do this or if you are not sure that it does be sure to run HDSIT Follow these steps to run HDSIT 1 Insert the Reference diskette in drive A Then type A and press Enter to log onto that drive 2 Type the following and press Enter HDSIT Using Your Computer 3 19 You see a message on the screen that tells you the disk drive s read write heads will remain locked until you reset the computer or turn the power off and on again The computer locks the heads and disables the keyboard Remove any diskettes and turn off the computer You are now ready to move it to the new location Note For convenience you may want to copy the following two files from the Reference diskette to your hard disk HDSIT COM HDSIT VER Then when you want to run HDSIT just log onto the directory on your hard disk where you stored the files type H DS IT and press Enter See your MS DO
25. hard disk drive controller and select the correct drive type through SETUP See Chapter 2 for instructions Troubleshooting C 13 Preparing the Drive Before you can store data on a new hard disk which has already been physically formatted you must do the following to prepare it for use 1 Run the SETUP program to define your hard disk as part of the computer s configuration See Chapter 2 for instructions 2 Partition the drive format it for MS DOS and install MS DOS Stepby step instructions for performing these procedures are provided in your MS DOS manuals If you are using another operating system follow the instructions that came with it If you do not prepare the drive correctly you will not be able to store data on the disk For example if you have partitioned the drive and formatted it for MS DOS or for another operating system but you do not copy the operating system to the drive you will not be able to load the operating system from the hard disk when you turn on the computer If you are sure the hard disk has been installed properly and you have prepared it for use as described above but you cannot access the drive review the instructions in your MS DOS manuals Make sure you performed each step in the installation process correctly for your configuration If you cannot identify the problem consult your dealer Accessing Data on the Drive If you have been using your hard disk drive successfully fo
26. hole 120 volt grounded electrical outlet Setting Up Your System 1 15 8 Turning On the Computer After you set up your system you re ready to turn on the power But first read the following safety rules to avoid accidentally damaging your computer or injuring yourself m Q Do not connect or disconnect any peripheral device or power cables when the computer s power is on Never turn on the computer with a protector card in the diskette drive Never turn off or reset your computer while a disk drive light is on This can destroy data stored on the disk Always wait at least five seconds after you turn off the power before you turn it on again This allows the computer to clear and reset its memory Do not leave a beverage near your system or any of its components Spilled liquid can damage the circuitry of your equipment Always turn off the power disconnect the computer s power cord and wait 30 seconds before you remove the cover Only remove the cover to access internal devices add memory change jumper settings or replace the battery Follow these steps to turn on your system 1 Make sure the power cord is plugged into the AC power inlet on the back panel of the computer and into a three hole 120 volt grounded electrical outlet Turn your computer around so the front panel faces you and place your other system components in an arrangement that suits you See step 1 Choosing a Location f
27. if you do not use any device drivers you may want to install some of the VGA utilities such as the following VGAMODE Provides 132 column text in text based programs such as WordStar and WordPerfect SETVGA Sets the built in VGA adapter to emulate the operation of other adapters such as Hercules and CGA adapters SNOOZE Turns off your VGA display when you have not used your computer for a specified period of time The VGA device drivers and utilities are described in the VGA Utilities booklet that came with your system Enhancing System Operations Chapter 5 Accessing Internal Components To access your computer s internal components you need to remove the cover and possibly the subassembly that contains the drive bays and the power supply Follow the instructions in this chapter when you need to perform these steps Remove the computer s cover Q Remove the subassembly Q Replace the subassembly Q Replace the cover Be sure to heed all the cautions and warnings so you do not injure yourself or damage the computer If you have any reservations about performing these steps yourself ask your Epson dealer for assistance Note You only remove the subassembly to access the math coprocessor or SIMM sockets or to install or remove a disk drive You do not need to remove it to install or remove an option card Accessing Internal Components 5 1 Removing the Cover To access any internal components you
28. install the battery for you If you want to replace the battery yourself you can follow the instructions in this section Note When the battery runs out your computer loses the information stored in the CMOS RAM and the time stored in the real time dock After you replace the battery you must run the SETUP program to reconfigure your system and set the real time clock Installing and Removing Options 6 5 If necessary follow the instructions on page 5 2 to remove the computer s cover Then follow these steps to replace the battery 1 The battery is attached to the bottom of the computer case just behind the front panel as shown below o l battery OY co D D o To disconnect the battery from the main system board pull up on the connector plugged into socket CNI as shown below battery cable QD CNI ON 6 6 Installing and Removing Options 2 The battery is attached to the computer with Velcro Remove the battery by pulling it up from the bottom of the computer case as shown below Then set it aside 3 Remove the new battery from its package and position it so the Velcro faces down and the cable faces connector CNIL Then attach it to the bottom of the computer case as shown below Installing and Removing Options 6 7 4 Connect the battery cable to connector CNI J 4 battery cable connector Y XY SS 5 Follow the steps in Chapter 5 to replace the computer s c
29. of connector you can connect it to the built in port on your computer If you have a mouse that requires a different interface port you can connect it to the built in serial port or install an option card to provide the interface To connect a mouse to the built in mouse port hold the mouse connector so it is oriented properly with its port Insert the connector marked with a mouse icon as shown in the following illustration Setting Up Your System 1 13 1 14 mouse connector Caution Although the connectors and ports for the mouse and keyboard are physically identical they cannot be used interchangeably Be sure to plug the mouse into the mouse port Once you have connected a mouse you may need to add commands to your MS DOS CONFIG SYS file to enable your computer to use a mouse See your MS DOS and mouse manuals for instructions If you want to use a mouse or other pointing device connected to a port on an option card in your computer you can disable the built in mouse connector by changing the setting of jumper J4 See Chapter 6 for instructions Setting Up Your System T Connecting the Power Cord Follow these steps to connect the power cord 1 Plug the power cord into the AC power inlet on the back panel as shown below WARNING To avoid an electric shock be sure to plug the cord into the computer before plugging it into the wall socket 2 Plug the other end of the power cord into a three
30. of the parallel and serial ports Printer adapter test Comm adapter test Printer Adapter Test This test checks the parallel port and the printer by sending a pattern to the printer If the printer does not print the pattern the test has failed Performing System Diagnostics B 23 Before running the test be sure that the printer is on line paper is loaded and all connections are secure or you may see one of the following error messages Error Printer out of paper Error Printer not selected Error Printer interface TO error Error Time out on printer Communication Adapter Test Before running this test on your serial port you must connect a special RS 232C AT type loopback connector to the port This connector enables the test to send out data and receive the same data back on one line You can purchase the connector from most electronic supply stores Be sure the connector is configured with the following settings a RD and TD shorted QQ DSR and DTR shorted J CTS and RTS shorted This test resets the computer to check for possible errors Then it checks the port by sending and receiving data and testing the following port parameters a 9600 baud rate Q Odd parity Q 2 stop bits Q 8 bit data length B 24 Performing System Diagnostics If you see one of the following errors there may be a problem with the controller or the test cable Error Break detected Error Framing error Error Overrun er
31. ou cordons lectriques dans un lieu de passage viter de leur marcher dessus S il est n cessaire d employer un cordon prolongateur pour brancher l appareil s assurer que la consommation d energie totale des machines branchees sur le cordon prolongateur ne depasse pas la capacite en amperes dudit cordon L amp rage total de toutes les pi ces branchees sur le socle ne doit pas depasser 15 amperes Ne jamais rien introduire dans les prises d air Ne pas renverser de liquide sur l appareil 12 Sauf dans les cas specifiquement indiques dans le Guide de l utilisateur ne pas essayer de r parer ordinateur soi m me s adresser a un sp cialiste qualifi 13 vi Debrancher l appareil et s adresser au personnel de service qualifie dans les cas suivants A Lorsque le cordon les broches la prise ou le socle sont endommages Lorsqu un liquide a p n tr a l interieur de l appareil Lorsque l ordinateur ne r pond pas normalement aux commandes pass es en suivant les instructions Ajuster uniquement les controles d crits dans les instructions il est possible de gravement endommager l appareil en touchant les autres ce qui pourrait n cessiter Vintervention d un technicien qualifi pour le remettre en tat de marche Lorsque l appareil est tombe ou le coffre a t endommag Lorsque la performance de l ordinateur est nettement inferieure a l ordinaire Contents Introduction Optiona
32. over all the pins and then push in the connector notched notched corners corners Caution If you do not correctly align the holes with the pins you could severely damage your drive when you push in the connector Installing and Removing Disk Drives 7 25 9 If necessary follow the instructions under Installing a Hard Disk in the Vertical Position on page 7 7 to reinstall your vertically mounted drive Removing a Drive From the Horizontal Position Follow these steps to remove a drive from a horizontal drive bay 1 Remove the disk drive ribbon cable from the back of the drive as shown below power supply 2 Then remove the power supply cable from the back of the drive 7 26 Installing and Removing Disk Drives 3 Remove the screws securing the drive to the drive bay There are two screws on each side 4 Grasp the disk drive from the front of the drive bay pull it completely out and set it aside 5 If you have removed one hard disk drive and are leaving another one in your system make sure you have set the jumpers on the remaining drive to indicate that you now have only one hard disk drive If not see Setting the Hard Disk Drive Jumpers on page 7 4 for instructions 6 If necessary follow the instructions under Installing a Hard Disk in the Vertical Position on page 7 7 to reinstall your vertically mounted drive Installing and Removing Disk Drives 7 27 Appendix A
33. program again a keyboard command or the SETUP program or until you press the RESET button or turn off the computer Entering the ESPEED command In a batch file You may want to run the ESPEED program by including the command in a batch file For example if you have a program called SLOWDOWN which requires a slower processor speed you could include the following commands in a batch file to start the SLOWDOWN program ESPEED L SLOWDOWN You could name the batch file SLOW BAT Whenever you need to run the SLOWDOWN program insert the program diskette in drive A Then type SLOW and press Enter The computer changes the speed to low and starts the SLOWDOWN program See your MS DOS manuals for instructions on creating and using batch files 4 6 Enhancing System Operations Using Expanded Memory Beyond 640KB The Equity 320sx PLUS comes with 2MB of random access memory MS DOS and your application programs that run under MS DOS use the first 640KB of memory You can use any memory above 1MB as extended memory up to 16MB or expanded memory up to 24MB Shadow RAM uses 128KB of the RAM available between 640KB and 1MB in your system 384KB If you use the shadow RAM feature 256KB of this memory is available for use as extended or expanded memory If you do not use shadow RAM you can use all of the 384KB of RAM as extended memory but only 256KB of it as expanded memory to allow room for the expanded memory page frame Expan
34. shown below there are two rows of holes in the connector One of the holes is blocked with a plastic Plug blocked hole Notice the ribbon cable socket on the back of the drive you see two rows of pins In one of the rows a pin is missing DOODOREOO FORO BDA dog Hi HiH JJ J Installing and Removing Disk Drives 7 23 7 24 1 8 Align the connector with the socket so that the row in the connector with the blocked hole lines up with the row in the socket with the missing pin as shown below Make sure the holes fit over all the pins and then push in the connector biocked hole Caution If you do not correctly align the holes with the pins you could severely damage your hard disk drive when you push in the connector Looking at the subassembly locate one of the power supply cables that lead from the power supply behind the horizontal drive bays The cables are labelled Pl P2 and P3 you can use any one As shown below the end of the connector has two notched corners Installing and Removing Disk Drives The power supply socket on the back of the drive is next to the ribbon cable connector The socket also has two notched comers as shown below power supply cable power supply socket notched corners Position the power supply cable connector so that the notched comers on the connector line up with the notched comers of the power supply socket on your drive Make sure the holes fit
35. such as a diskette container Do not store diskettes flat or stack them on top of each other Using Your Computer 3 11 Write protecting Diskettes You can write protect a diskette to prevent its data from being altered When a diskette is write protected you can read it and copy data from it but you cannot store new data on it or delete any files it contains If you try to change data stored on a write protected diskette MS DOS displays an error message To write protect a 51 4 inch diskette cover the small rectangular notch shown below with an adhesive write protect tab Write protect tabs usually are included in a new package of blank 51 4 inch diskettes write protect notch write protect tab To remove the write protection peel off the write protect tab 3 12 Using Your Computer On a 3M inch diskette the write protect device is a small switch on the back of the diskette in the lower right comer shown below To write protect a 3M inch diskette slide the switch toward the edge of the diskette until it clicks into position exposing a hole in the comer write protect switch To remove the write protection slide the switch toward the center of the diskette until it clicks into position and the hole is covered Note Some program diskettes have no notch or switch so they are permanently write protected This protects them from being accidentally erased or altered Using Your Computer 3
36. sure to read the manual that came with your math coprocessor if you received one Then follow the steps in this section to install it in your computer Before you begin be sure to read all of the instructions and warnings carefully so you do not injure yourself or damage the coprocessor or your computer Caution To avoid generating static electricity and damaging your math coprocessor remain stationary when you install it Carefully follow these steps to install a math coprocessor 1 Remove the computer s cover and subassembly as described in Chapter 5 2 Remove the math coprocessor from its package and set it aside Installing and Removing Options 6 21 3 The math coprocessor socket is located on the front of the main system board near the SIMM sockets as shown below SIMM sockets math coprocessor socket 4 The math coprocessor socket is hollow and square and has a notch in the lower left comer as shown below 6 22 Installing and Removing Options The math coprocessor also has a notch in one corner marked by a dot as shown below notch Align the notched corner of the coprocessor with the notched corner of its socket The notched sides must be aligned for the coprocessor to operate properly so be sure its position is correct before you go to the next step Caution If you insert the math coprocessor in the wrong position you could permanently damage it and destroy the components
37. the SIMMs in the sockets closest to the right side of the main system board first Position each SIMM so the notch on its edge faces the front of the computer and place It on the left side of the tabs at an angle as shown below tab 4 Gently push down on the SIMM and at the same time guide the top of the SIMM to the right until it is vertical retaining post Installing and Removing Options 6 17 The SIMM should snap into place between the tabs and the retaining posts If it does not go in smoothly do not force it pull it all the way out and try again Make sure the SIMM is fully inserted into the socket and that the pins on the retaining posts extend through the holes in both ends 5 Repeat steps 3 and 4 for each SIMM you want to install 6 Replace the subassembly and cover as described in Chapter 5 7 Then see Post installation Setup on page 6 25 for instructions on configuring your computer for use with your new memory Removing Memory Modules If you need to remove memory modules from your computer have your dealer do it for you or follow the steps below If you remove them yourself check the table on page 6 15 to be sure you remove SIMMs from the correct sockets Caution It is safer to have your dealer remove SIMMs for you since there is a danger of transmitting an electrostatic discharge and damaging your components 1 Remove the computer s cover and subassembly as described in Chapte
38. the beginning address of the range and the second address nnnn is the ending address Enhancing System Operations EMM386SX SYS automatically excludes from mapping any addresses that are reserved for use by your system ROM and RAM If you install an option card such as a network card that uses the memory address range C000 through E000 include the X parameter in the DEVICE command line to exclude this memory range from expanded memory mapping For more information about your system s memory see System Memory Map in Appendix A Using the VGA Utilities Your built in VGA video graphics array display adapter supports both standard VGA monitors and multi frequency monitors with analog connectors The VGA adapter operates in all standard VGA resolutions without requiring any device drivers However if you are using a monitor that supports extended VGA features you may want to use one or more of the device drivers provided on the Utility diskettes that came with your computer You need to install the VGA device drivers if you want to use extended VGA features such as these Q Resolutions up to 800 x 600 in graphics modes with 16 colors 132 column text mode in 16 colors Graphics cursor movement performed by the built in VGA hardware Enhancing System Operations 4 11 4 12 You can use the VGA utilities also provided on the Utility diskettes to take advantage of other special features of your VGA adapter Even
39. the errors that may occur during the test See Error Logging below for details Press N and Enter if you do not want to create the log N is the default setting Note If you press N at the Wait on error prompt you should press Y for Error logging so you can review any errors that may occur during the tests You may see a prompt requesting additional information the program needs to perform the test s If you selected Continuous testing the diagnostics program needs no additional information Instead you see this message in the Run time parameters window Test mode continuous If you selected Timebound testing you see this prompt Period 001 hr min To specify the amount of time you want to run the test s type the number of hours from 000 to 999 and press Enter Then type the number of minutes from 00 to 59 and press Enter You can use the backspace key to make corrections Performing System Diagnostics B 5 If you selected Passbound testing you see this prompt No of passes 00001 Spedfy the number of times from 1 to 65535 you want the program to run the test s Or press Enter without entering a number to select the default of one pass You can use the backspace key to make corrections Note In most cases running a test once is sufficient Multiple passes test the reliability of essential functions only Error Logging When you request error logging you see this sub
40. the file CONFIG SYS and add the following command line DEVICE EMM386SX SYS For information on optional parameters see Using EMM386SX SYS options below Note You can copy the FMM386SX SYS file to a directory other than the root directory as long as you either enter that directory in a PATH command for example in your AUTOEXEC BAT file or include the pathname on the DEVICE command line For example if EMM386SX SYS is in the directory DRV on drive C include the pathname like this DEVICE C DRV EMM386SX SYS If you plan to use any of your expanded memory to create a virtual disk with the MS DOS VDISK device driver be sure to insert the EMM386SX SYS command line before the VDISK command line in your CONFIG SYS file See your MS DOS manuals for information about VDISK 4 8 Enhancing System Operations 3 Save the file as an ASCII text file 4 Reset the computer If you do not have a word processing program capable of saving an ASCII text file you can modify CONFIG SYS using the MS DOS EDLIN or COPY CON command or a text editor See your MS DOS manuals for instructions Using EMM386SXSYS options You can include optional parameters in the DEVICE command line to tailor the way the memory manager works The table below summarizes the EMM386SX SYS parameters EMM386SXSYS_ parameters Parameter J Description D or D Tells EMM386SX SYS to run expanded memory diagnostics each time you load the driver
41. to restore the product to normal operation D Ifthe product has been dropped or the cabinet has been damaged E If the product exhibits a distinct change in performance 10 11 Importantes Mesures de S urit Lire attentivement les instructions qui suivent Les conserver en lieu stir Observer les avertissements et suivre rigoureusement les instructions marquees sur l ordinateur Debrancher l appareil avant de le nettoyer Se servir d un chiffon humide sans detergents ni aerosols Ne pas se servir de l ordinateur pres de l eau Ne pas placer l appareil sur un meuble instable Les ouvertures et fentes l arri re et au dessous du coffre en assurent la ventilation 11 est important de ne pas couvrir ni bloquer ces prises d air De meme il ne faut jamais placer Yordinateur pr s d un appareil de chauffage N utiliser comme type de courant que celui qui est indique sur etiquette En cas de doute consultez votre distributeur ou la compagnie lectrique de votre secteur Toutes les connexions lectriques doivent tre des connexions de s curite avec contact de terre Si la fiche de s curit n entre pas dans le socle de prise de courant demander a un electricien de remplacer l ancien socle par un socle neuf Eviter de brancher l ordinateur sur le m me circuit que des machines qui se mettent en marche et s arri tent tour a tour telles que photocopieurs ou climatiseurs Ne pas laisser de fils
42. your computer you see an error message Ignore the message for now Follow the instructions below to turn off the computer and then go on to Chapter 2 for instructions on running the SETUP program Note If your computer s configuration does not match the information stored in the computer s CMOS RAM defined through the SETUP program you see an error message and a prompt to press the F1 key Press F1 to continue Then run the SETUP program to correct the information See Chapter 2 for instructions Turning Off the Computer When you are ready to turn off your system reverse the sequence of steps you followed to turn it on Turn off the computer first then turn off the monitor and any peripheral devices Now go on to Chapter 2 and follow the instructions to run the SETUP program 1 18 Setting Up Your System Chapter 2 Running the SETUP Program When you use your computer for the first time you need to run the SETUP program to define how your system is set up This is a simple procedure which you must do at least once You may need to run it again later if you change some part of your configuration The SETUP program is stored in the computer s read only memory ROM so you can run the program any time you turn on or reset your computer You do not need to insert a diskette or access the hard disk SETUP lets you verify or change the following ooocododo0oo0oc0oo0 oO Current date and time Type of
43. 13 Using a Single Diskette Drive System MS DOS expects the computer to have at least two diskette drives and displays prompts and messages accordingly Usually MS DOS recognizes the first diskette drive the top drive as A and a second diskette drive as B If you have only one diskette drive MS DOS can treat it as both A and B when you need to perform operations that normally require two diskette drives For example if you enter a command to copy data from A to B MS DOS copies the data from the first diskette you place in the drive which would be drive A to the computer s memory Then MS DOS prompts you to insert another diskette for drive B and copies the data from memory to the new diskette When copying is complete you see a prompt to insert the original diskette A Because you may often swap diskettes this way it is important to remember which diskette is which It is also a good idea to write protect your original diskette See Write protecting Diskettes above If you have a hard disk and one diskette drive you can load the operating system and application programs from the hard disk create and store your data there and use the diskette drive just for copying data to or from diskettes However if you have only one diskette drive and no hard disk you need to use that drive to load the operating system as well as any application program you are using First insert the operating system diskette the Startu
44. 8 bit card with an additional tab along the bottom must go into an 8 bit slot Q If you install a disk drive controller card place the card as close as possible to the drive it is controlling Q Some option cards must be installed in a specific slot Consult the instructions that come with the card to see if this is the case 6 10 Installing and Removing Options Follow these steps to install an option card L If you are installing an option card that controls a mouse you need to change the setting of jumper J4 on the main system board before you install the card If you install a display adapter card you may need to change the settings of jumpers Jl J3 and J5 See page 6 2 for instructions Remove the retaining screw from the top of the metal option slot cover hold on to the screw so it doesn t fall into the computer Lift out the slot cover Keep the screw to secure the option card to the computer Store the slot cover in a safe place in case you remove the option card later Installing and Removing Options 6 11 6 12 3 5 Unpack the option card and adjust any switches or jumpers on it if necessary Check the option card instructions When you handle the card be careful not to touch any of the components on the circuit board or the gold edged connectors If you need to set it down before you install it place it gently on top of its original packing material with the component side facing up Keep
45. Disk Operating System The operating system most commonly used with your computer See also Operating system Muiti frequency monitor A monitor that accepts input at different frequencies and can display a variety of resolutions Numeric keypad The number and cursor control keys grouped to the right of the keyboard Operating speed The speed at which the central processing unit can execute commands The Equity 320sx PLUS can run at 20 MHz or 10 MHZ Operating system A collection of programs such as MS DOS OS 2 or UNIX that manages a computer s operations The operating system determines how programs run on the computer and supervises all input and output Option curd A circuit board you install inside the computer to provide additional capabilities such as a modem 12 Glossary OS 2 Operating System 2 The enhanced operating system by Microsoft that provides dual mode processing and multitasking capabilities See also Operating system Porallel The type of interface that transmits all the bits in a byte of data simultaneously over separate lines See also Interface and Serial Parameter A qualifier added to a command that tells MS DOS what particular conditions to look for and specifies information such as what data to process and where to locate or store a file Parity A method used to verify the accuracy of data transmissions by adding a bit that makes the total of the byte odd for odd pa
46. EPSON EQUITY 320sx PIUS User s Guide IMPORTANT NOTICE DISCLAIMER OF WARRANTY Epson America makes no representations or warranties either express or implied by or with respect to anything in this manual and shall not be liable for any implied warranties of merchantability and fitness for a particular purpose or for any indirect special or consequential damages Some states do not allow the exclusion of incidental or consequential damages so this exclusion may not apply to you COPYRIGHT NOTICE All rights reserved No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior written permission of Epson America Inc No patent liability is assumed with respect to the use of information contained herein Nor is any liability assumed for damages resulting from the use of the information contained herein Further this publication and features described herein are subject to change without notice TRADEMARKS Epson is a registered trademark of Seiko Epson Corporation Equity is a registered trademark of Epson America Inc General notice Other product names used herein are for identification purposes only and may be trademarks of their respective companies Copyright 1991 by Epson America Inc Torrance California Y740991001 ii FCC COMPLIANCE STATEMENT FOR AMERICAN USERS This e
47. Equipment You can easily upgrade your computer by installing additional memory and adding just about any optional device that is compatible with the IBM Personal Computer PC XT or PC AT By adding memory modules to the main system board you can expand the computer s memory up to 24MB The first 16MB can be used as either extended or expanded memory any memory above 16MB can be used only as expanded Introduction 1 You may want to install an 80387SX 20 MHz math coprocessor in your computer to speed up mathematical calculations in certain application programs Check with your authorized Epson dealer for information on optional equipment Operating Systems and Other Software You probably have a version of MS DOS to use with your computer However you can run another operating system such as OS 2 UNIX or XENIX If you use another operating system refer to the documentation that came with it to install and run it on your computer You can use virtually any application program designed for the IBM PC PC XT PC AT or compatible computers on your Equity 320sx PLUS You may also use powerful 32 bit software designed for 80386 computers with your system VGA Utilities Epson has included special VGA device drivers and utilities that you can use with your built in VGA adapter With these utilities you can take advantage of extended VGA features such as 16 color graphics mode resolutions up to 800 x 600 and 132 col
48. Memory The portion of the computer s memory used to run programs and store data while you work All data stored in RAM is erased when you turn off or reset the computer so you must store any data you want to keep on disk Read To copy data from one area to another For example when you open a text file stored on disk the computer reads the data from the disk and displays it on the screen Read write head The physical device inside a disk drive that reads data from and records data on the magnetic surface of a disk Real time clock A battery powered clock inside the computer that keeps track of the time and date even when the computer is turned off Reset To reload a computer s operating system so you can retry a task or begin using a different operating system Resetting erases all information in RAM RGB Red Green Blue A type of color monitor ROM Read Only Memory A portion of memory that can only be read and cannot be used for temporary storage ROM retains its contents even when you turn off the power Glossary 15 Root directory The top level directory in MS DOS designated by a backslash All other directories are subdirectories of the root directory RS 232C A widely used standard type of serial interface You can connect an RS 232C compatible device to the built in port on your computer sector A contiguous section of a disk track that provides an address at which the computer can ac
49. Password prompt If you do not enter the correct password you cannot use the computer If you have any trouble using your password try the following Q If you type the password and press Enter but nothing happens type it again and press Enter Q If you know the current password but you want to change or delete it see Chapter 2 for instructions Q If you do not know the current password follow the steps below Troubleshooting C 5 Accessing Your Current Password If you have forgotten your current password and cannot use your computer follow these steps 1 C 6 Turn off the computer and follow the instructions under Changing the Jumper Settings in Chapter 6 to disable the password function by setting jumper J2 to position A Caution Be sure to ground yourself on the back inside panel of the computer before touching any of the interior components Always replace the cover on the computer before you turn it on again Turn on the computer You do not see the Enter Password prompt When the Press lt Del gt to start SETUP prompt appears press Del Highlight Run SETUP and press Enter You see the SETUP menu Follow the instructions in Chapter 2 to either set a new password or select Not Installed if you do not want to set a new password Be sure to save your SETUP information when you exit the program Turn off the computer and follow the instructions under Changing the Jumper Settings in Cha
50. S manuals for instructions on using the COPY command If you have a 51 4 inch diskette drive and you still have the original diskette drive protector card you may want to insert it into the drive prior to shipping your computer to protect the read write heads 3 20 Using Your Computer Chapter 4 Enhancing System Operations This chapter tells you how to use the following procedures to enhance the operation of your computer Q Using AUTOEXEC BAT and other batch files W Changing the processor speed Using expanded memory beyond 640KB Using the VGA utilities Using AUTOEXEC BAT and Other Batch Files As you get used to using MS DOS and your application programs you may find that there are commands you need to run frequently You can automate the execution of these commands by listing them in a special file called a batch file When you type the name of the batch file and press Enter MS DOS executes the commands in the file just as if you had typed each command from the keyboard If you have a word processing program that can save a file as a text only file sometimes called an ASCII file you can use it to create a batch file You can also use the MS DOS COPY or EDLIN command or a text editor to create the file One batch file that you may find particularly useful is called AUTOEXEC BAT Every time you turn on your computer MS DOS looks for the AUTOEXEC BAT file and automatically executes each of the commands Enhancing
51. Sebydeyeebewws Memory Diagnostics is0s6d5 eekap ee CCS Sabena eee Hard Disk Diagnostics isos sinntcevess eon pewnse wees Hard Disk Parameters Hard Disk Format Media AnalysiS 2 54ccbcses0cssscavdceieondews Performance Test SOC TOS cgi eye daca adap insdoinds ioe aan Read Verify Veste5 tans 22s eeka dean eee se Seawall Check Test Cylinder Force Bad Tracks 4 dein ipestvicncverpessiwis Hard Disk Error Messages Floppy Disk Diagnostics sos c0eerevsesede see aes aw ns Performing the T st8 4 69 4 0 50444 saece exes aa phon ees Floppy Disk Error Messages Miscellaneous Diagnostics Printer Adapter Test i 6si esas cee ee seiebucenken Communication Adapter Test Exiting System Diagnostics Appendix C Troubleshooting Identifying Your System s s s s ssesrrs ereen Error MESSAGES eres euy eere niy ornate a ETE Ek riik The Computer Wont Start lt 202 lt 4 ee eiawcdetwiae es The Computer Does Not Respond 0 Password Problems 0esecceeeeeneeeeees Accessing Your Current Password Keyboard Problems ise d 00 inns ee evawna coun deuce Monitor Problems 0 eee e cece ee ee eee eee Diskette Problems cess cesses esse eeues Diskette Drive Problems 00066450400 oe cen ewrew down ox Hard Disk Problems eee eect eee e eee eees Installing the Drive 19 ssstseieeinag ea eee odes Preparing the Dive iso ic sac daca Chae cca ees asin aes Accessing Data on t
52. Video cards CGA card see Video cards CGA A AA Clock calendar RAM A 1 Clock real time A I Clock speed 2 11 CMOS RAM 1 18 2 2 2 17 2b 6 5 A 1 Color graphics adapter CGA card see Video cards Command stopping 3 3 4 CONFIGSYS 1 14 4 8 1 1 Connecting keyboard 1 12 13 modem 1 11 monitor 1 4 8 mouse 1 13 14 power cord 1 15 16 printer 1 8 11 Consumer Resource Center number Intro 4 Control codes CTRL ALT 1 4 4I CTRL ALT 2 4 4 CTRL ALT bed CTRL ALT CTRL ALT DE Gal CTRL BR al CTRL C a A 2 Coproce Math coprocessor COPY 4 1 2 Copyin Axkeltes 3103 17 files 3 17 8 Copy ee programs 2 2 11 ae removing 5 2 4 replacing 5 17 18 CPU A I CPU speed see CTRL ALT CTRL ALT 24 41 CTRL ALT CTRL ALT rocessor speed Index 1 CTRL ALT tices CTRL B CTRL C 3 Cursor il aon setting 23 Diagnostics power on C 2 system B l 2 DISKCOPY 310 317 Diskette drive cable 7 21 24 7 26 caring for 3 10 11 compatibility 3 8 10 configuring 2 4 controller 2 16 diagnostics B 20 23 inserting diskettes 3 15 16 installing 7 l 27 problems C 11 12 removing 7 l 27 removing diskettes 3 15 16 setting types 2 4 single 3 14 15 specifications A 2 3 tests B 20 23 types 3 8 10 using 3 6 17 Diskette s backing up 3 10 3 17 caring for 3 I0 choosing 3 8 10 inserting 3 15 16 labelling problems C 9 11 re
53. _problems C 15 16 Speaker A Special keys 3 2 3 6 Index Specifications A l 5 Speed changing see Processor speed Subassembly installing 5 9 16 removing 5 5 9 System BIOS 2 10 board tests diagnostics B I 25 memory see Memory setting up 1 1 18 T Time setting 2 3 Timer serine a Tracks 3 7 9 Troubleshooting Tr U Utilities VGA ntro 2 4 11 12 Utility diskettes 3 17 4 11 12 V VDISK jesl VER VGAMODE utility 4 12 VGA port configuring 2 8 9 connecting monitor 1 4 6 diagnostics B l1 12 specifications tests B 11 12 VGA utilities 4 11 12 Video cards CGA I 7 2 8 9 compatibility PAE B 11 12 EGA 1 7 2 8 9 Fe Hercules arapi card 1 7 1 7 2 8 9 aunts oe 8 6 9 eat jumpers for 2 9 6 2 5 6 11 problems C 17 18 removing 6 setting display type 2 8 9 ae VGA 2 8 9 Video diagnostics B 11 12 Video graphics array VGA built in port see VGA port card see Video cards Video monitors see Monitors Video ROM 2 10 WordPerfect 4 12 WordStar Write protecting diskettes 3 12 13 Write protect notch 3 12 Write protect switch 3 13 Write protect tab 3 12 X XCOPY 3 10 3 17 Index 7
54. ad write slot 3 15 2 Index Diskette s removing 3 types cE B 0 write protecting 3 12 13 Display adapter see VGA port Display adapter cards see Video cards Display screen see Monitor Display type 2 8 9 Double density diskettes 3 8 9 Double sided diskettes 3 8 9 Drives see Diskette drive see Hard disk E EDLIN 41449 EGA card see Video cards EMh4386SX SYS 47 11 EMS size 2 12 13 4 7 Enhanced graphics adapter see Video cards Environmental requirements A 4 Epson Consumer Resource Center number Intro 4 Error logging system diagnostics B J B 19 20 B 22 23 ESPEED program 4 3 6 Expanded memory 2 10 15 212 13 4 7 11 6 6 25 A 5 Extended memory 2 10 U 13 4 7 11 6 14 15 6 25 A 5 F Files AUTOEXEC BAT 4 1 2 backing up 3 17 18 batch 4 1 2 CONFIG SYS 1 14 4 8 11 copying 3 17 18 EMM386SXSYS 4 7 11 ESPEED 45 HDSIT 3 19 20 Floppy disk drive see Diskette drive Floppy disks see Diskette s FORMAT 3 17 B 21 22 Formatting diskettes 3 9 3 17 B 21 22 hard disk B 16 17 C 13 15 physical B 1 6 1 7 C 13 15 H Hard disk see also Diskette drive backing up 3 17 18 configuring 2 5 8 controller diagnostics B 12 20 drive cable 7 12 15 ae formatting B 16 17 C 13 15 how they work 3 6 8 3 18 installing 7 l 27 installing MS DOS on 3 1 jumpers 7 47 loading MS DOS from 3 15 master drive 7 4 7 6 mounting frames
55. adapter type in the SETUP program See Setting the Primary Display Type in Chapter 2 If you are running an application program see if you need to set up the program for the type of monitor and display adapter you have Also make sure you are using the appropriate monitor and display adapter for your software C 8 Troubleshooting Note If your application program requires a monitor that supports graphics but you have a monochrome monitor the results will be unpredictable If you installed a display adapter card in your computer and you want to use that adapter as your primary display adapter you need to change the setting of jumper J on the main system board to disable the built in VGA adapter Otherwise you will not see any display on the screen You may also need to set jumpers J3 and J5 See Changing the Jumper Settings in Chapter 6 for instructions If you are still having difficulty with your monitor run the Video diagnostic tests described in Appendix B If the diagnostics program indicates an error contact the place where you bought the monitor Diskette Problems If you see an error message or have trouble accessing data on a diskette try the following steps L Did you turn down the diskette drive latch on a 51 4inch drive to secure the diskette in the drive See Chapter 3 for more information You may have inserted the diskette upside down or it may not be inserted all the way Remove the
56. ady entered for you Press Y and Enter at the Proceed prompt to begin the test mess N and Enter to return to submenu Note When you are finished running any of these tests on the test diskette you must reformat it using the MS DOS FORMAT command before you can use it with MS DOS Floppy Disk Error Messages The diagnostics program displays two types of error messages while testing a diskette drive messages the program generates and those the controller generates The program may display the following error message during the Disk change line test Warning Change line inoperational This message appears if the line is not working properly and may indicate a problem in the drive or its controller B 22 Performing System Diagnostics You may see the following message if you attempt to run the Change line test on a drive that does not support a change line such as a 360KB or 720KB drive Change line not available The controller displays one of these messages when an error occurs during a diagnostics procedure Bad address mark Bad CRC error Bad DMA error Bad seek error Diskette write protected Media change error Record not found Timeout error These errors could occur because of a faulty drive controller or cable or if you attempt to run a test on a write protected or unformatted diskette Miscellaneous Diagnostics These tests are listed in the Miscellaneous diagnostics submenu to provide a complete check
57. all them in your computer If you are going to install them yourself follow the instructions in this section 6 14 Installing and Removing Options Installing Memory Modules There are six SIMM sockets on the main system board organized in three banks consisting of two sockets each The sockets are labelled SIMM1 through SIMM6 The following table shows all the possible SIMM configurations for your computer Do not install SIMMs in any configuration that is not listed below Keep in mind that 2MB of memory is already soldered directly on the main system board SIMM configurations for the Equity 320sx PLUS Bank 1 sockets Bank 2 sockets Bank 3 sockets ssn srama si sis sae Total memory K K K K 3 K 256KB SIMM 1 1MB SIMM 4 4MB SIMM e If you install this amount of system memory only 16MB of it can be used as extended memory Any memory above 16MB must be used as expanded memory If you install 24MB of total memory on SIMMs the computer disables the 2MB of memory soldered on your main system board Installing and Removing Options 6 15 Follow these steps to install SIMMs 1 Remove the computer s cover and subassembly as described in Chapter 5 2 The SIMM sockets are located on the front of the main system board near the math coprocessor socket as shown below SIMM sockets SIMM6 SIMM5 SIMM1 SIMM3 SIMM4 SIMM2 math coprocessor socket 6 16 Installing and Removing Options 3 Install
58. am Run SETUP again to check the setting See Chapter 2 for instructions Did you receive one of the following MS DOS error messages Q Disk Drive Error Abort Ignore Retry Q Disk error reading drive d Q Disk error writing drive d C 10 Troubleshooting If you see one of these messages make sure the diskette is properly inserted in the drive On a 51 4 inch diskette drive make sure the drive latch is closed Try the operation again If the problem persists try removing the diskette and reinserting it This may solve the problem if the diskette was not seated properly in the drive If the error message still occurs you may have a defective diskette Use the MS DOS COPY command to copy the files from the bad diskette to a new diskette See your MS DOS manuals for instructions If you see no error messages but there is something wrong with the data in a file MS DOS or an application program may have updated the storage information on the diskette incorrectly This is probably the case if you have one of these problems Q Part of a file is missing Q A file includes parts of other files Q An expected output file is missing Use CHKDSK to make the necessary repairs see your MS DOS manuals for instructions Diskette Drive Problems If you see an error message or have difficulty with a diskette drive check the following l If you are having problems with a new diskette drive that your dealer installed for you
59. anently Display adopter cord A circuit board that can be installed in one of the computer s option slots to provide the monitor interface A display adapter card controls the way the monitor displays text and graphics In the Equity 320sx PLUS a VGA display adapter is built into the system board Also known as Video card 6 Glossary DOS Disk Operating System A commonly used operating system that controls the computer s input and output functions See also Operating system Double density A type of diskette format that allows you to store twice as much data as the standard density format A 51 4 inch double density diskette can store 360KB of data A 31 2 inch double density diskette can store 720KB of data Drive designator The letter name of a disk drive followed by a colon for example C EGA Enhanced Graphics Adapter A type of display adapter card that allows you to display high resolution graphics on a compatible monitor It can display up to 43 lines of text with 80 characters on each line or it can display monochrome or 16 color graphics at resolutions up to 640 x 350 Expanded memory Memory that specially written MS DOS application programs can use with an Expanded Memory Specification EMS device driver such as EMM386SX SYS Extended Memory Memory above IMB that is accessed by the protected mode of the 80386SX microprocessor and is available to some application programs and operating syste
60. as above for connecting a parallel device but insert the connector into the serial port marked with a special icon as shown below serial port Note You need to ensure that the serial port is set up so it functions properly If you are using the port for a serial printer you need to redirect printer output to the serial port instead of the parallel port To do this you can use the MS DOS MODE or SETMODE command See your MS DOS manuals for instructions Setting Up Your System 1 11 5 Connecting the Keyboard Follow these steps to connect the keyboard l 2 1 12 Make sure the computer is turned off Hold the keyboard cable connector so the indicator on the housing faces up Insert the connector into the appropriate port marked with a keyboard icon as shown below lev BS jazz aca keyboard connector Although the connectors and ports for the keyboard and mouse are physically identical they cannot be used interchangeably Be sure to plug the keyboard Setting Up Your System 3 You can raise the keyboard by adjusting the legs on the bottom To change the angle of the keyboard turn it over and flip each leg upward until it locks into place as shown below 6 Connecting the Mouse Your computer has an auxiliary port for an IBM PS 2 compatible mouse that uses a miniature DIN 6 pin connector Before you connect a mouse make sure your computer is turned off If your mouse has this type
61. at contains the copy protection in the diskette drive If you use a copy protected program often you may want to set your processor speed to change automatically to low speed when accessing the diskette and return to high speed when it is finished Enhancing System Operations There are different types of copy protected programs Depending on the type you have you may or may not want to set the processor to automatic speed Follow these guidelines Q If you are using a copy protected program that can run only on a diskette or that requires a key disk try to start the program on high speed If this works you do not need to set the speed to change automatically If you can t load the program on high set the speed to change automatically Q If you are using a copy protected program that does not require a key disk but requires a special procedure to install it on a hard disk set the speed to low while you are installing the program Once it is installed set the speed to high where you should be able to leave it while you load and run the program If this does not work try installing and loading the program at low speed and then change to high speed to run it Do not set the speed to change automatically There are three ways to change the processor speed Q Run the SETUP program Q Enter a keyboard command Q Run the ESPEED program If you frequently use programs that require the processor to operate at low speed or require t
62. ata transfer Minimum memory required is 128KB Performing System Diagnostics B 19 The controller displays one of the following messages when an error occurs during a diagnostics procedure Address mark not found Attachment failed to respond Bad ECC on disk read Bad sector flag detected Controller has failed Drive activity failed ECC corrected data error Requested sector not found Reset failed Seek operation failed Write fault on selected drive If you see one of these error messages check the drive controller cables and power connectors If you still get an error contact your dealer Floppy Disk Diognostics Floppy disk diagnostic tests may be destructive or non destructive Destructive diagnostics destroy data on the diskette but non destructive diagnostics do not The following table lists which tests are destructive and which are not Diskette format Drive speed Random R ead W rite Drive change line Sequential R ead W rite B 20 Performing System Diagnostics Performing the Tests The Diskette format test checks the format capability of the diskette drive and its controller In order to run the test you need a blank diskette that has been formatted using the MS DOS FORMAT command and that is not write protected When the program prompts you to insert a diskette insert the newly formatted one Once the Diskette format test is completed successfully you must use the test diskette to run a
63. cess data Self test The initial diagnostics procedures a system performs to check its hardware Serial The type of interface that transmits data one bit at a time See also Interface and Parallel Shadow RAM The feature provided by the Equity 320sx PLUS that enables the computer to copy the system ROM BIOS and video ROM into the RAM area of memory to speed up processing SIMM See Memory module Software The programs that enable your computer to perform the tasks and functions you indicate 16 Glossary Subdirectory A directory or group of files that branches down from another subdirectory or from the root directory Switch An option added to an MS DOS command that modifies the way the command works Switches are usually preceded by a forward slash For example if you add the S switch to a FORMAT command MS DOS installs the operating system on the diskette as it formats it See also Parameter System diagnostics A series of checks you can perform on the computer to make sure the hardware is functioning correctly System diskette A diskette that contains the operating system Tracks Addressable concentric circles on a disk resembling the grooves on a record which help to divide the disk into separate accessible areas UNIX An operating system that supports multitasking and is suited to multi user environments UNIX is compatible with a range of computers from personal computers to mainfra
64. components Chapter 6 describes some of the options you can use in your computer and contains instructions for setting jumpers replacing the battery and installing options Introduction 3 Chapter 7 describes how to install and remove disk drives Appendix A gives the technical specifications for the computer Appendix B outlines the system diagnostic tests you can run to diagnose hardware problems Appendix C contains troubleshooting tips At the end of the manual you ll find a glossary and an index Where to Get Help If you purchased your Epson product in the United States Epson America provides local customer support and service through a nationwide network of authorized Epson dealers and Service Centers Epson also provides the following support services through the Epson Consumer Resource Center at 800 922 89 11 Assistance in locating your nearest Authorized Epson Reseller or Service Center Q Technical assistance with the installation configuration and operation of Epson products Epson technical information library fax service Product literature with technical specifications on our current and new products Q Sales of ribbons supplies parts documentation and accessories for your Epson product a Customer Relations 4 introduction Chapter 1 Setting Up Your System Setting up your Equity 320sx PLUS personal computer is easy Just follow the eight steps in this chapter As you set up your s
65. ded memory is required by certain programs such as Lotus 1 2 3 that support the Lotus Intel Microsoft Expanded Memory Specification LIM 4 0 EMS To take advantage of expanded memory you need to use a memory manager to convert the computer s extended memory to expanded memory If you do not have another memory manager you can use the one provided on your Reference diskette EMM386SX SYS Follow the steps given below Note Microsoft Windows comes with its own expanded memory manager Do not use EMM386SX SYS or the EMS Size SETUP option if you are installing Windows on your system See your Windows documentation for more information 1 Run the SETUP program to allocate the amount of memory you want to use as expanded memory See EMS Size in Chapter 2 for instructions 2 Copy the file EMM386SX SYS from your Reference diskette to the root directory of your hard disk or the Startup diskette Enhancing System Operations 4 7 3 Add a command to the CONFIG SYS file to include the memory manager as a device driver as described in the next section The CONFIG SYS file is used by MS DOS to set up the computer s system configuration requirements Modifying the CONFIG SYS File If you have a word processing program that can save a file as a text only file also called an ASCII file you can use it to add the memory manager to the CONFIG SYS file Follow these steps 1 Start your word processing program 2 Load
66. deo Misc Basic functionality test CPU protected mode test Processor speed test Coprocessor test DMA controller test Interrupt controller test Timer test Realtime clock test CMOS validity test Bun time parameters Testing mode T imebound C ontinuous P assbound P Walt on error Y N Y Error logging Y N N No of passes 9901 Prev Nextwindcut Prev NexttestTJ Run highlighted test lt Enter gt Exit lt Esc gt Set parms lt F2 gt Sel desel test lt F3 gt Sel all lt F4 gt Desel all lt F5 gt Run sel tests lt F6 gt Tests basic operation of CPU in real mode Performing System Diagnostics When you select a test category from the option line at the top of the menu you see a submenu of the available diagnostic tests For example the submenu for the System board category appears when you first see the main menu because the System board option is selected The Run time parameters window near the bottom of the display lets you specify how you want to run the test s The help window describes how to use these keys to make menu selections and run diagnostic tests Move to the next test category Move to the previous test category Move to the next test Move to the previous test Start the test Set the run time parameters Select a test or cancel selection Select all tests Cancel all selections Run all selected tests A short message describing each test appears at the bottom of the screen Performing
67. diskette from the drive and reinsert it with the label facing up Be sure to turn down the diskette drive latch See Chapter 3 for detailed instructions on inserting and removing diskettes Troubleshooting C 9 If reinserting the diskette does not solve the problem and you have access to another diskette drive of the same type place the diskette in the other drive and repeat the operation If this works the trouble may be in your diskette drive See Diskette Drive Problems below Check to see if you have inserted the right type of diskette For example are you trying to read a 1 44MB diskette in a 720KB diskette drive See Types of Diskette Drives in Chapter 3 for more information If your diskette is the right type for your drive see if it is write protected On a 51 4 inch diskette there may be a write protect tab over the notch on its side or there may be no notch On a 31 2 inch diskette the write protect switch may be set to the write protect position or there may be no switch You cannot alter data on a write protected diskette Some application programs do not function properly if the diskette is write protected Check the program manual See Chapter 3 for information Is the diskette formatted A new diskette must be formatted before you can store data on it See your MS DOS manuals for instructions on formatting diskettes You may have entered an incorrect diskette drive type when you ran the SETUP progr
68. drives monitor and option cards and the names and version numbers of any software programs you are using You can find the serial number on the computer s back panel If you are able to use your computer follow the steps below to obtain information about your configuration as well as your ROM BIOS and MS DOS version numbers 1 If you do not have a hard disk insert the MS DOS Startup diskette in drive A 2 Turn on your computer or press the RESET button to reboot it Troubleshooting C l C 2 3 When the computer performs a memory test the version number of your system ROM BIOS appears at the bottom of the screen Quickly write down the version number If you do not have enough time to write down the entire number press RESET and try again 4 When you see Press lt Del gt to start SETUP press the Del key Write down the appropriate information about your configuration shown on the main SETUP menu Then exit SETUP without saving the configuration 5 At the MS DOS command prompt type V E R and press Enter to display the MS DOS version number Write it down Error Messages Your computer s built in memory ROM contains a series of diagnostics programs called power on diagnostics which your computer runs automatically every time you turn it on These programs check internal devices such as ROM RAM the timer the keyboard controller and the hard disk drive The RAM test program displays the total amount o
69. e 977 57 19 1024 7 17 512 1023 60 20 733 5 17 300 732 30 21 733 7 17 300 732 43 22 733 5 17 300 733 30 23 306 4 17 0 336 10 Compatible IBM 24 977 5 17 none 976 41 ST 4051 25 1024 9 17 none 1023 77 ST 4096 CDC 94155 26 980 5 7 none 980 41 CP 3044 translate mode 27 969 10 17 none 969 80 CP 3184 translate mode 28 1224 15 17 none 1223 152 Maxtor 2190 29 683 16 38 none 683 203 CP 3204 default mode 30 832 6 33 none 832 80 CP 3184 default mode 31 482 25 17 none 482 100 CP 3104 UNIX mode 32 925 9 17 none 926 69 CDC 9415 33 981 5 17 none 981 41 Miniscribe 8051A Tran 34 678 36 17 none 678 203 CP 3204 UNIX mode 35 1024 12 17 none 1024 102 36 1024 14 17 none 1024 119 37 1024 16 17 none 1024 136 38 1024 7 35 none 1024 123 HH 2120 ESDI 39 1024 5 17 none 1023 43 HH 1050 Running the SETUP Program Hard disk drive types continued Type no Sectors Precomp Landing Size Drive name Sec WPcom Zone in MB manufacturer ST 251 OPC 30MB Fujitsu 80M M2243AS Miniscribe Seagate 40MB a _ _ NEC 0 3142 User defined type CP 3104 CP 3204 olf onan _ a Defining your own drive type If the parameters for your hard disk listed in its documentation do not match any of the types listed in the table above you can define your own type Follow these steps 1 With the cursor at the Hard disk type option press Page Up or Page Down to
70. e all diskettes before you turn off the computer Keep diskettes away from dust and dirt Small particles of dust or dirt can scratch the magnetic surface destroy data and ruin the read write heads in a diskette drive Never wipe brush or try to dean diskettes in any way Using Your Computer Keep diskettes in a moderate environment Don t leave diskettes sitting in the sun or in extreme cold or heat Keep diskettes away from magnetic fields such as electrical appliances telephones and loudspeakers Remember that diskettes store information magnetically Do not place diskettes on top of your monitor or near an external hard disk drive Always hold a 51 4 inch diskette by its protective jacket and never touch the magnetic surface exposed by the read write slot The oils on your fingertips can damage it Do not place anything on top of your diskettes and be sure they do not get bent Carefully label your diskettes and indicate the type and density Attach the label only along the top of a diskette next to the manufacturer s label Do not stick several labels on top of one another this can make it difficult to insert and remove the diskette in the drive Write on a diskette label before you attach it to the diskette If you need to write on a label that is already on the diskette use only a soft tip pen not a ballpoint pen or a pencil Store diskettes in their protective envelopes and in a proper location
71. e card s to indicate how you want the port to be recognized LITI LPI2 or LPT3 Running the SETUP Program 2 15 Setting the Serial Interface The built in serial port in your computer is set to act as the primary port COMI If you install an option card that provides an additional serial port that port automatically becomes secondary COM2 However if you want the port on the card to be COMI select COM2 for the built in port If you install a card or cards that provides two additional serial ports and you want them to act as the primary and secondary ports select Disable for the built in port Note Be sure to set any jumper s on the card s to indicate whether you want the port s to be primary or secondary Setting the Disk Drive Controllers If you are using the standard drives that came with your computer the hard disk drive controller HDC and diskette drive controller PDC should be set to Enable However if you install an option card that provides a controller for a diskette drive or hard disk drive you need to disable the built in controller Saving Your Settings After you have made your selections for SETUP press Esc to exit You see the following prompt Save SETUP configuration Y N Press Esc to return to the menu to make corrections Press Y and Enter to save the settings in the CMOS RAM Press N and Enter to exit SETUP without saving your changes 2 16 Running the SETUP Program If y
72. e function of the numeric cursor keys from entering numbers to positioning the cursor changes back when pressed again Cancels the current command line or operation Perform special functions within application programs Pint Seen Pins the sereen depay ona prn application programs used with Alt Pause suspends e curent opemton Terminates the current operation when used with Ctr The Caps Lock Num Lock and Scroll Lock keys work as toggles press the key once to turn on a function and again to turn it off When the function is enabled the corresponding light in the upper right corner of the keyboard is on Stopping a Command of Program You may sometimes need to stop a command or program while it is running Many programs provide a command you can use to cancel or even undo an operation If you have entered an MS DOS command that you want to stop try one of the following commands Q Hold down the Ctrl key and press C Q Hold down the Ctrl key and press Break Using Your Computer 3 3 These methods may also work in your application program If not you may need to reset the computer as described below Caution It is best not to turn off the computer to stop a program or command If you created new data and have not yet stored it the data will be erased if you turn off the computer The computer stores your data in its memory area RAM until you save it but the data is erased each time y
73. e internal and external cables correctly If the electrical outlet is working and all the connections are secure but your computer still won t start call your dealer Note If the computer starts but you can t see anything on the screen see Monitor Problems below Troubleshooting C 3 The Computer Does Not Respond If your computer locks up and does not respond when you type on the keyboard follow these steps 1 Some operations take longer than others to complete For example the computer takes longer to sort a database than to accept a single typed character If your computer still does not respond after a reasonable length of time proceed to the next step 2 Your computer may take a long time to complete its power on diagnostics if you have just made a change in your system s configuration The first time you turn on your computer after making such a change it can take several minutes to finish its self test depending on what you changed If the computer does not display the MS DOS prompt after five minutes press the RESET button and try again If that doesn t work insert the Reference diskette in drive A and press the RESET button If the computer still does not boot contact your Epson dealer 3 Did you enter the correct password See Password Problems below 4 Could your software be causing the problem If you are running an application program see Software Problems later in th
74. e monitor cable to the monitor Your monitor may have a permanently attached cable 1 4 Setting up Your System 4 Examine the connector end of the monitor cable and position the plug to match the orientation of the monitor port marked with a monitor icon Then insert the plug into the port as shown below retaining screws To avoid damaging the connector take care not to bend the pins when inserting the plug 5 If the connector has retaining screws be sure to tighten them Setting Up Your System 1 5 6 Plug the monitor power cord into the monitor s power inlet as shown below 7 Plug the other end of the power cord into an electrical outlet 1 6 Setting Up Your System Using a Display Adapter Card If you are using a non VGA monitor you ll need to install a display adapter video card in one of the computer s option slots before you can connect the monitor your dealer may have already installed the video card for you If the video card has not yet been installed you ll need to follow the instructions in Chapter 6 to install an option card But first check the following table to make sure your display adapter card and monitor are properly matched Monitor video card compatibility Monitor Video card Monochrome Monochrome display adapter MDA Multi mode graphics adapter MCA Enhanced graphics adapter EGA Hercules graphics card Color or EGA Color graphics adapter CGA Multi mode
75. e the four screws securing the hard disk drive mounting plate to the hard disk drive Then remove and store the mounting plate along with the screws Wrap the hard disk drive in its original packing materials Replace the subassembly in the computer and then replace the computer s cover See Chapter 5 for instructions Installing and Removing Disk Drives Installing or Removing a Drive in the Horizontal Position This section describes how to install or remove a drive in a horizontal drive bay Although the illustrations show a diskette drive in the lower bay you can use these same instructions if you need to install a different drive in the upper drive bay If you have a hard disk drive installed in the vertical mounting position remove it before you remove or install a drive in the horizontal drive bay See Removing a Hard Disk From the Vertical Position above Installing a Drive in the Horizontal Position Before you perform the following steps be sure that you have set the jumpers on any hard disk drive s that you ll be using If not see Setting the Hard Disk Drive Jumpers on page 7 4 for instructions If you are adding a 31 2 inch drive you need to make sure that M inch metal mounting frames are attached to the drive so it fits properly in the drive bay Epson 31 2 inch drives come with mounting frames already installed If your drive did not come with frames installed follow the instructions in the ma
76. e to back up any data on your hard disk before performing any destructive tests The following table lists which tests are destructive and which are not B 12 Performing System Diagnostics Destructive tests Non destructive tests Format Performance Media analysis Seek Force bad tracks Read verify Check test cylinder Before performing any destructive test the program displays the following messages WARNING All data on hard disk you have specified may be lost Do you still want to continue Y N Press Y and Enter to begin the test Press N and Enter to stop the operation Caution You should not run any of the destructive tests on a SCSI hard disk drive Hard Disk Parameters The program may ask for the following parameters Disk drive identifier Disk drive type Interleave factor Bad track list Start cylinder number End cylinder number Start head number End head number Each parameter is described below Performing System Diagnostics B 13 Disk drive identifier You see this prompt for the disk drive identifier Disk drive C D C If you have only one hard disk drive the program assumes it is drive C and does not display this prompt Disk drive type The program determines the type of hard disk drive based on the type number stored in the CMOS RAM by the SETUP program and displays the following prompt Disk drive type 17 A window on the screen lists the possible drive types If you
77. e with its own format utility You must still partition and format the hard disk for MS DOS after performing this low level format See your MS DOS manuals for instructions Performing System Diagnostics Caution The hard disk format procedure destroys any data on your hard disk You may want to reformat a hard disk if you have a serious problem with the drive However before formatting a disk with data on it try every other recovery procedure described in your MS DOS manuals Then back up all the data on the disk before you begin Note If you do not enter a bad track list before you format the disk the format program analyzes the surface of the hard disk to determine the bad tracks Media Analysis This test identifies the bad tracks on the hard disk by analyzing the surface of the disk to find them The program uses three different bit patterns formatting the disk marking the bad tracks and displaying the bad track list Caution The Media analysis test destroys any data on your hard disk Performing System Diagnostics B 17 Performance Test This test checks the performance of your hard disk by determining the data transfer rate and track to track seek time based on the transfer size the seek count and the amount of data transferred The program measures the data transfer rate in kilobytes per second It reads 64KB of data 15 times and counts the number of timer ticks using this formula Trans
78. each time you turn it on or reset it Select Not i ns tall ed if you want the computer to skip the keyboard test to save time as you boot the system Running the SETUP Program 2 9 Setting the Shadow RAM Your computer can access RAM random access memory faster than ROM read only memory The Shadow RAM feature enables the Equity 32sx PLUS to copy the contents of its system BIOS and or video ROM into RAM so it can perform certain operations faster The SETUP Shadow RAM option lets you choose what to place in the shadow RAM area 0 System 3 Video 0 System and video 0 None Select System Video unless you have installed a memory card or video card that provides its own shadow RAM in which case you can select just System or just Vi deo Select None if you do not want to use the Shadow RAM function Note Shadow RAM uses 128KB of the RAM available between 640KB and 1MB in your system 384KB If you use the shadow RAM feature 256KB of this memory is available for use as extended or expanded memory If you do not use shadow RAM you can use all of the 384KB of RAM as extended memory but only 256KB of it as expanded memory See Using Expanded Memory Above 640KB in Chapter 4 for more information 2 10 Running the SETUP Program Setting the CPU Clock Speed This option lets you set the default speed at which your computer s processor operates when you turn it on Q High speed 20 MHz Q Low speed 10 MHz Q Au
79. ead AOOO nos 000 0007 Accessing Internal Components 5 7 5 Raise the front of the subassembly as shown below 6 Reach back underneath the subassembly and disconnect the two power supply cables connected to the right side of the main system board as shown below Pull each connector straight up Do not pull only on the cables 5 8 Accessing Internal Components 7 Lift the entire subassembly out of the computer and carefully place it on your work surface Replacing the Subassembly Follow the steps below to replace the subassembly inside your computer 1 Notice that there are four mounting slots on the back of the subassembly two in the upper comers and two in the lower corners lower slots ae as Be Accessing Internal Components 5 9 There are four corresponding tabs on the inside back panel of the computer which fit into the openings in the subassembly slots rth N fiina 7 E Lift up the subassembly from your work surface and lower the back end into the computer guiding the top slots on the subassembly into the top tabs on the computer 5 10 Accessing Internal Components 2 Hold up the front of the subassembly at a slight angle and arrange the ribbon cables so they curve underneath the subassembly and extend out its left side Then grasp the two power supply cables labelled P4 and P5 Each connector has six pin holes and a large tab on one side as shown below pin holes
80. f files MS DOS lets you keep related files together in directories and subdirectories so they are easy to find and use See your MS DOS manuals for instructions on managing your files and directories A hard disk must be partitioned and formatted before you can use it Be sure you have performed the procedures in your MS DOS manuals to prepare your hard disk for use Backing up the hard disk While the hard disk is very reliable it is essential to back up your hard disk files to diskettes in case you lose some data accidentally Make copies of all your system and application program diskettes before copying the programs to the hard disk After you create data files on the hard disk be sure to copy them to diskettes whenever you revise them to keep your backup diskettes up to date 3 18 Using Your Computer Caring for your hard disk drive Follow these precautions to protect your hard disk drive from damage and to avoid losing data Q Never turn off or reset the computer when the hard disk access light is on This light indicates that the computer is copying data to or from the hard disk If you interrupt this process you can lose data Q Never attempt to open the hard disk drive The disk itself is enclosed in a sealed container to protect it from dust Q Before you move your computer even a short distance you may need to run the HDSIT program to prepare the hard disk for moving as described below Preparing the hard disk
81. f memory currently installed in your system If the computer finds an error it displays an error message on the screen Write down the error message and give it to your dealer when reporting a problem If the error is serious the computer cancels further checking and halts system initialization The error message remains on the screen and the computer locks up If this happens contact your dealer as soon as possible Report this information and both the error message and code number to your dealer Troubleshooting The Computer Won t Start If your computer does not start when you turn on the power check the following 1 Is the power light on If not remove any diskettes and turn off the power Check that the power cord is securely connected to both the AC inlet on the back panel and an electrical outlet Replace the Startup or Reference diskette if necessary and turn on the computer again Caution If you turn off the computer for any reason always wait at least five seconds before turning it back on This allows the computer to clear and reset its memory If the power light still does not come on check the electrical outlet for power Turn off your computer and unplug the power cord from the wall outlet Plug a lamp into the outlet and turn it on to see if the outlet supplies power If you installed or removed any of your system components such as a disk drive check to make sure you have reconnected all th
82. fer rate 64KB x 15 x 18 2 timer ticks The program measures track to track seek time in milliseconds using this formula Seek time timer ticks x 1000 18 2 x 200 The number of seeks is 200 A higher data transfer rate and a lower seek time indicate better disk performance Seek Test This test checks the seek capability of the hard disk on the specified range of cylinders and heads The program performs a series of sequential seeks followed by random seeks and reports any errors Read Verify Test This test checks the read and verify capability of the hard disk on the specified range of cylinders and heads The program performs both sequential and random read and verify operations and reports any errors B 18 Performing System Diagnostics Check Test Cylinder This test checks the test cylinder which is the last cylinder on the hard disk You should perform this test if you receive a hard disk error when you boot the system Force Bad Tracks Use this test to mark bad tracks on the hard disk without formatting it Caution The Force bad tracks test destroys any data on your hard disk Hard Disk Error Messages The diagnostics program displays two types of error messages while testing the hard disk messages the program generates and those the controller generates The following message appears if you try to run the Performance Test with less than 128KB of available memory Insufficient memory for d
83. gnostics This appendix describes how to use the System diagnostics program to test the condition of your computer s main unit and peripheral devices The diagnostics program provides tests to check the following hardware System board Memory Hard disk drive s Diskette drive s Keyboard Video adapter and monitor oogoocoo Parallel and serial ports By changing settings on the System diagnostics main menu you can run the tests in several different ways You can specify a certain length of time to run a test select to run it continuously until you interrupt it or specify a number of times to run the test If an error occurs during a test note the error message and contact your Epson dealer Your dealer may be able to solve the problem if not see Where to Get Help in the Introduction for technical support information Performing System Diagnostics B I Starting the Diagnostics Program To start the diagnostics program follow these steps L Insert the Reference diskette in drive A and turn on or reset the computer When you see the following prompt press the Del key Press lt Del gt to start SETUP At the next prompt select Start operating system At the A prompt type D I AG and press Enter to run System diagnostics You see a title screen Press any key to continue You see the main menu described below The Main Menu Screen B Z System board Memory Hard disk Floppy Keyboard Vi
84. graphics adapter MGA Enhanced graphics adapter EGA Monochrome or Video graphics array VGA or color VGA EGA cards support only EGA monitors When you are installing the video card check to make sure any switches or jumpers on the card are set properly For example you may need to change a switch setting to select color or monochrome See the documentation that came with your monitor or video card for instructions Setting Up Your System 1 7 Note If you install a display adapter card you must set jumper Jl on the main system board to disable the built in VGA interface so that your card can operate as the primary display adapter You may also need to set jumper J3 to indicate whether a color or monochrome monitor is installed See Chapter 6 for instructions on changing jumper settings Once you have installed your video card return to this section to connect your monitor to the computer If your monitor came with its own manual follow the instructions there Otherwise you can follow the steps in Using the VGA Interface on page 1 4 just insert your monitor connector into the video card port instead of the built in VGA port 4 Connecting a Printer or Other Device Your computer has both parallel and serial interfaces To connect a printer or other peripheral device to one of these interfaces follow the instructions below Using the Parallel Interface The parallel interface on your computer
85. have a hard disk insert the Startup diskette in drive A Then turn on the computer Using a Password If you set a password when you ran the SETUP program you must enter it every time you turn on the computer or press the RESET button Follow these steps to use your password 1 If you do not have a hard disk insert your Startup diskette in drive A 2 Turn on the computer or press RESET After the computer completes its memory test the screen displays the following prompt Enter Password 3 Type your password at the prompt The screen does not display the characters you type Then press Enter After you type the password correctly and press Enter you see the Press lt Del gt to start SETUP prompt If you do not press Del the computer loads MS DOS and displays the MS DOS command prompt Using Your Computer 3 5 If you do not enter the correct password the first time press Enter and try again If you want to change or delete your current password you must run the SETUP program See Chapter 2 for instructions Using Disks and Disk Drives The disk drives in your computer allow you to store data on disk and then retrieve and use your stored data This section explains how disks work and tells you how to Q Use different types of diskettes and diskette drives 3 Care for your diskettes and diskette drives Write protect diskettes Use a single diskette drive system Insert and remove diskettes Format diskettes
86. he Drive 2 lt 62dss lt cinaia sans Software Problems lt a 4s vise cere Sedae eves ecee seed Printer Problems eee eee eee eee eee Option Card Problems 0440 lt s40 veeseedse vastewes Mouse Problems lt 244c1ceecieeuks teieenieeeieenies Memory Module Problems 200 00 Battery Problems sonin dade en ontras arcane en nisar Math Coprocessor Problems s seed ctacniavnas exes Glossary Introduction The Epson Equity 320sx PLUS is a high performance personal computer which offers exceptional speed and convenience in a compact design Your 20 MHz 80386SX system includes 2MB of internal memory a built in VGA video graphics array display adapter built in parallel and serial interfaces and an IBM PS 2 compatible mouse port These interfaces allow you to connect most of your peripheral devices directly to the computer so you do not have to install option cards The Equity 320sx PLUS also provides four option slots three 16 bit and one 8 bit in which you can install additional devices such as a modem or a network card Your computer can support up to three internal drives either two diskette drives and one hard disk drive or one diskette drive and two hard disk drives Additionally your system offers shadow RAM to speed up processing by moving the ROM BIOS and the video ROM into the RAM area of memory This allows the computer to access and display information faster Optional
87. he Equity 320sx PLUS is compatible with version 4 0 of the LIM EMS Once you have set the expanded memory size with the EMS Size option you also need to use a memory manager to convert the memory to expanded memory Many application programs come with a memory manager and there are a variety of other memory managers available If you already have a memory manager such as the one provided with MS DOS you should use that manager along with EMS Size If you do not have another memory manager you can use the EMM386SX SYS memory manager which is on your Reference diskette See Using Memory Beyond 640KB in Chapter 4 for instructions Note Do not use EMS Size to define expanded memory if you plan to install Windows on your system See your Windows documentation for more information The total amount of your computer s extended memory appears in the information window You can define how much of it you want to use as expanded memory in units of 256KB 2 12 Running the SETUP Program For example with 2MB of memory you can specify any of the following as expanded memory Q OKB 3 256KB Q 512KB a 768KB 1024KB a 1280KB Note You cannot set any of the 640KB of base memory or 128KB of the memory between 640KB and 1MB as expanded memory See Using Expanding Memory Beyond 640KB in Chapter 4 for more information Setting the Password The SETUP program lets you set an optional password to control who
88. he automatic speed change when your computer is accessing a diskette use SETUP to change the processor speed See Chapter 2 for instructions If you use these programs only occasionally you should use the keyboard commands or the ESPEED program described below to change the processor speed Enhancing System Operations 4 3 Entering Keyboard Commands 4 4 You can change the processor speed by entering one of the commands shown in the following table Speed setting commands Main keyboard Numeric keypad commands commands Ctrl Alt 2 Ctr Alt 20 MHz To enter these commands hold down the Ctrl key and the Alt key simultaneously and then press the 2 1 or key Use the or key on the numeric keypad or the or 2 key on the main keyboard Note You can use the commands listed above while you are running a program However if the program uses one of the same commands for another function you cannot use it to change the processor speed For example if you are running a program that uses the Ctrl Alt command to move the cursor you cannot enter Ctrl Alt to change the processor speed to low Another alternative is to use the ESPEED program described below The speed setting remains in effect until you press the RESET button or turn off the computer or until you change it again using the SETUP program another keyboard command or the ESPEED program Enhancing System Operations Using the ESPEED Progra
89. he upper horizontal drive bay probably contains the diskette drive that came with your system This drive bay can accommodate one of the following types of devices Q 51 4 inch diskette drive Q 31 2 inch diskette drive with a 51 4 inch mounting frame installed on it You can install an additional device of one of the following types in the lower horizontal drive bay Q 51 4 inch diskette drive tape drive CD ROM or other storage device Q 31 2 inch diskette drive hard disk drive or other storage device with 51 4inch mounting frames installed on it How to Use This Chapter Before you begin see the table below for a guide to the instructions you should follow first in this chapter Drive installation or removal instruction guide Begin with this section Installing a hard disk drive Setting the Hard Disk Drive or removing one and leaving Jumpers on 7 4 another in the computer Removing your only hard Removing a Hard Disk From the disk drive Vertical Position on page 7 17 Installing or removing a Installing or Removing a Drive in the diskette drive or other device Horizontal Position on page 7 19 Information is provided in each of these sections to guide you to the instructions you should follow next Installing and Removing Disk Drives 7 3 7 4 Setting the Hard Disk Drive Jumpers You may need to change the hard disk drive jumper settings if you install or remove a hard disk drive The
90. hium battery It should last from three to five years before you need to replace it When the battery s life is exhausted you may see one of the following error messages CMOS battery state low CMOS system options not set Purchase a new battery pack and follow the instructions in Chapter 6 to install it You may want your dealer to install it for you Troubleshooting C 19 Math Coprocessor Problems If your math coprocessor does not seem to be operating properly check the following 1 C 20 Run the SETUP program and check to make sure that the math coprocessor is listed as Instal led on the SETUP display If it is listed as Not installed you or your dealer may have installed the coprocessor incorrectly See Chapters 2 and 6 for more information Caution Do not attempt to remove the math coprocessor yourself Contact your dealer for information about a special extraction tool that is needed to remove it If your math coprocessor is listed as Installed in the SETUP program but still does not seem to be working check the manual that came with it for troubleshooting information and for any diagnostic procedures you can perform Troubleshooting Glossary Address A number or name that identifies the location where information is stored in a computer s memory Analog monitor A monitor that generates responds to or acts upon analog data Analog data is transmitted by varying the voltage levels in a c
91. iagnostic tests described in Appendix B If the diagnostics indicate an error contact your dealer Troubleshooting C 7 Monitor Problems For monitor problems check the following l If there is no display on the screen check that the monitor s power switch is on and that the power light on the monitor is lit If the power light is on but you still do not see anything on the screen check the monitor s brightness and contrast controls If the power switch is on but the power light is not turn off the monitor s power wait five seconds and turn the power back on Wait to see if the screen displays any text If the monitor s power light still does not come on check the electrical outlet for power Turn off your monitor and unplug it from the wall outlet Plug a lamp into the outlet and turn it on to see if the outlet supplies power If you still do not see anything on the screen make sure your monitor is connected to the computer properly See Connecting a Monitor in Chapter for more details Also check the monitor manual for instructions on how to connect it to the computer Make sure your monitor and display adapter match and if you installed a display adapter card be sure any switches or jumpers on the card are set properly See Connecting a Monitor in Chapter and the documentation that came with your monitor and display adapter card for instructions Be sure you have chosen the correct display
92. ice such as a telephone which generates an electromagnetic field 1 2 Setting Up Your System 2 Removing the Protector Cord If you have a SW inch diskette drive there is a protector card in the diskette slot This card is inserted at the factory to protect the read write heads in the drive To remove it flip the latch up to pop the card out part way as shown below then pull it out If you have a second 51 4 inch diskette drive be sure to remove the protector card from it Save the protector card If you transport your computer you may want to insert the card into your diskette drive prior to shipping This will protect the read write heads during the shipping process Setting Up Your System 1 3 3 Connecting a Monitor The way you connect your monitor to the computer depends on the type of monitor you have If you have a VGA monitor or a multi frequency monitor with an analog connector you can connect it to the computer s built in VGA port See Using the VGA Interface below If you have any other type of monitor see Using a Display Adapter Card on page 1 7 Using the VGA interface Follow these steps to connect your VGA monitor to the VGA port on the computer 1 Make sure your monitor and computer are turned off 2 Place your monitor on top of or near the computer For easy access turn the monitor and computer around so the backs of both components are facing you 3 If necessary connect th
93. if you have a serial printer Appendix B describes these tests If the test indicates an error contact your printer dealer Option Card Problems If you install an option card and it is not functioning properly check the following 1 Is the option card installed correctly The most common problem with option cards is a loose connection Make sure the card is well seated in its slot Check the installation procedure described in Chapter 6 and also see the instructions that come with the card Did you set the necessary DIP switches or jumpers on the option card See the card s manual for instructions Troubleshooting _C 17 Did you set the necessary jumpers on the main system board See Chapter 6 for more information Did you run the SETUP program to update your configuration after installing the card See Chapter 2 If you used the option card to add an external device to your computer did you use the proper cable to connect the device to the card s connector on the back panel Did you perform the correct setup procedures for the software you are using with the option card If necessary see your software manual for instructions Mouse Problems C 18 If you have trouble with your mouse check the following l Make sure that your mouse is securely connected to its port on the back of the computer Also make sure you have connected it to the correct port See Chapter 1 for more information If the mouse is c
94. igh density diskette can store 1 44MB of data input output i O port see Port interface A physical or software connection used to transmit data between equipment or programs Jumper A small device that connects two pins on an option card a disk drive or the main system board to activate a particular function Key disk A diskette containing a copy protected program that must remain in the diskette drive while you are using the program Kilobyte KB A unit used to measure storage space in a computer s memory or on a disk One kilobyte equals 1024 bytes LIM 4 0 EMS Version 4 0 of the Lotus Intel Microsoft Expanded Memory Specification a protocol that allows certain application programs to use memory that MS DOS cannot use Glossary 9 Main system board The board built into your computer containing the circuitry the computer requires to operate Math coprocessor An optional device that enables the computer to process certain mathematical calculations faster MCGA Monochrome Color Graphics Adapter A type of display adapter that runs either a monochrome or color graphics monitor MDA Monochrome Display Adapter A type of display adapter that displays text in only one color such as green or amber Megabyte MB A unit used to measure storage space in a computer s memory or on a disk One megabyte equals 1024KB Megahertz MHz A unit used to measure oscillation frequency of a computer
95. ility Diskette types it can read from and write to 720KB 720KB 1 44MB 720KB Using Your Computer 3 9 Because of these incompatibilities always indicate the diskette type and density when you label your diskettes Usually this information appears on the manufacturer s label If you have any combination of the above drives 1 44 MB 1 2MB 720KB or 360KB you can copy files from one drive to another using COPY or XCOPY as long as the correct diskette type is in each drive You can also use these commands to copy files between a hard disk and any type of diskette However you cannot use the MS DOS DISKCOPY command to copy from one diskette drive to another if the two drives are not the same type For more about copying files and diskettes see your MS DOS manuals Caring for Diskettes and Diskette Drives 3 10 Follow these basic precautions to protect your diskettes and avoid losing data 2 Ifyou have a diskette that contains data you don t want to accidentally write over or erase be sure you write protect it This is especially important for your operating system and application program diskettes See Write protecting Diskettes below for more details Do not remove a diskette from the diskette drive or reset or turn off the computer while the drive light is on This light indicates that the computer is copying data to or from a diskette If you interrupt this process you can destroy data Remov
96. ing frames hard disk drive 7 8 Installing and Removing Disk Drives On one side there may also be a plastic guiderail Follow these steps to remove the mounting frames and guiderail from the drive 1 If necessary remove the screws securing the plastic guiderail and the metal grounding plate to one of the mounting frames as shown below guiderail grounding plate screws 2 Remove the four screws securing the mounting frames to the hard disk drive There are two screws securing each frame as shown below screws SSS Eana EAEAN a Dg Enn screws Installing and Removing Disk Drives 7 9 Removing and Attaching the Mounting Plate If you are installing a new hard disk drive in your computer you need to attach a hard disk drive mounting plate to the drive This mounting plate is currently attached to the right side of the subassembly Follow these steps to remove the mounting plate from your computer 1 Remove the screw securing the mounting plate to the computer and set it aside Then lift up the mounting plate to remove it 2 Turn your hard disk drive so the components are facing up and the connectors at the back of the drive are facing to the right 7 10 Installing and Removing Disk Drives Then place the flat side of the mounting plate on the hard disk drive and align the four holes on the plate with the four holes on the drive as shown below mounting plate holes
97. ions Then see Post installation Setup at the end of this chapter Imtalling and Removing Options 6 13 Adding Memory Modules Your computer comes with 2MB of memory soldered directly onto the main system board By installing SIMMs single inline memory modules you can increase the memory in your computer up to 24MB The first 16MB can be used as either extended or expanded any memory above 16MB can be used only as expanded You can install 256KB IMB or 4MB SIMMs as described in this section Caution It is best to have your dealer install memory modules for you because they can be damaged easily if installed incorrectly If you prefer you can install them yourself by carefully following the instructions in this section However you could transmit an electrostatic discharge and damage your components so read this entire section before you begin Before you install SIMMs check the following guidelines to ensure that they will work properly Q Use fast page mode SIMMs that operate at an access speed of 80ns nanoseconds or faster Be sure all the SIMMs operate at the same speed Q The Equity 320sx PLUS can use any SIMM that complies with industry standards however you should use Epson SIMM option kits to ensure reliability and compatibility Q Use the correct SIMM configuration to add the amount of memory you want See the table on the next page Once you have the SIMMs you need you or your dealer can inst
98. is Centronics compatible and uses a DB 25S connector To connect your printer and computer you need an IBM compatible printer cable If you are not sure which cable you need check with your Epson dealer Once you have the right printer cable follow these steps 1 Make sure the printer and computer are turned off 2 Place the printer next to the computer with their backs facing you 1 8 Setting Up Your System 3 One end of the printer cable has a 25 pin D shell connector Position the plug to match the orientation of the parallel interface marked with a special icon shown in the illustration below Then plug the connector into the port as shown below If the plug has retaining screws tighten them by hand or with a screwdriver depending on the screw type retaining screws Setting Up Your System 1 9 4 Connect the other end of the cable to the printer as shown below To secure the cable squeeze the clips at each side of the printer port and push them into place 5 Plug the printer s power cord into a three hole 120 volt grounded electrical outlet 1 10 Setting Up Your System Using the Serial Interface If you have a printer a modem or other peripheral device with a serial interface you can connect it to the serial IR 232C port on the back of the computer The serial port uses a DB 9P connector so be sure you have a compatible cable To connect a serial device follow the same steps
99. is appendix 5 The problem could be caused by your keyboard See Keyboard Problems later in this appendix If your keyboard is operating properly proceed to the next step 6 If you want to stop whatever the computer is doing and return to the MS DOS command prompt hold down the Ctrl key and press Break or press C See Chapter 3 for more information on stopping a command or program C 4 Troubleshooting 7 If your computer still does not respond you can reset it using the Ctrl Alt Del command or the RESET button See Resetting Your Computer in Chapter 3 for more information 8 If resetting the computer does not work turn it off and wait at least five seconds If you do not have a hard disk drive insert the Startup or Reference diskette in drive A Then turn on the computer It should load MS DOS 9 If you installed a display adapter card in your computer and you want to use that adapter as your primary display adapter you need to change the setting of jumper J on the main system board to disable the built in VGA adapter If you have not set the jumper you will not see any display on the screen You may also need to set jumpers J3 and J5 See Changing the Jumper Settings in Chapter 6 for instructions Password Problems If you set a password using the SETUP program you must enter it before you can use the system When you turn on the computer it runs a memory test Then the screen displays the Enter
100. jumpers tell the computer whether you are using one hard disk drive or TWO Note You do not need to set these jumpers if you are removing your only hard disk drive If you are installing just one hard disk drive see Changing the Jumper Settings below to check the jumpers on your drive If you are removing one hard disk drive and leaving another in your computer you need to change the jumper settings on the remaining drive to indicate that it will be the only hard disk drive installed If you install two hard disk drives in your system you must change the jumper settings on each drive to indicate which drive is the master drive and which is the slave drive A master drive is the drive on which you ll install the operating system that the computer loads into its memory each time you turn it on You can run application programs and store data on both the master drive and the slave drive but the operating system must be contained on the master drive Follow the instructions below to change the jumper settings on both of your hard disk drives Installing and Removing Disk Drives Changing the Jumper Settings The hard disk drive jumpers are located on the drive s circuit board near the large cable connector large cable connector The jumpers on your drive may be in a slightly different location but you set them the same way There are four positions for the jumpers on each hard disk drive
101. k A not present Floppy disk B not present Hard disk C not present Printer port not present Serial port not present Error in printer status Error in serial port status Error in floppy drive A Record the error message and select a different device for error logging Once you set the run time parameters you are ready to select the test s Performing System Diagnostics B 7 Selecting Diagnostic Tests To start a single test press gt or to highlight the test category on the main menu Then press t or to highlight the particular test in the submenu and press Enter to run it When a test has been completed you see this prompt Press lt Enter gt to return toMain menu Selecting Multiple Tests To select several tests at one time highlight each test you want to perform and press F3 To cancel a selection highlight the test and press F3 again To run the selected group of tests press F6 The program highlights each test name as it runs the test You can press F4 to select all tests for all devices and press F5 to cancel all selections You cannot run certain tests along with other tests The table below lists the tests that must be run individually Diagnostic tests to be run individually System board Timer test Real time clock test Hard disk format Media analysis Force bad track Disk change line test Keyboard Scan ASCll code test Miscellaneous Printer adapter test Comm adapter test B 8 Performing
102. l Components Removing the Subassembly You need to remove the subassembly to install or remove disk drives or to access the SIMM or math coprocessor sockets on your computer s main system board The subassembly is the large metal casing that holds the horizontal drive bays and the power supply as shown below subassembly Accessing Internal Components 5 5 5 6 Follow these steps to remove the subassembly 1 Remove the front panel from the computer by lifting up slightly on the three clips at the top of the panel and tilting it toward you Then set it aside clips 2 If you have a hard disk drive the drive cable is connected to the main system board on the left side of the subassembly as shown below soe RS drive cable z fi i VA hard disk Ii A L f _ drive cable iy is 4 i A ee subassembly EE ia ia Al CYS CS en Accessing Internal Components Grasp the connector and pull it straight up to remove it from the socket Do not pull only on the cable The diskette drive cable is connected to the socket behind the hard disk drive socket disconnect it in the same manner To lift the subassembly from the front of the computer place your thumbs under the diskette drive and grasp the top edge of the computer with the rest of your fingers as shown in the following illustration If you have a diskette drive installed in the lower horizontal drive bay place your thumbs underneath that drive inst
103. l Equipment s ic0hhecakiog le sede entice seins Operating Systems and Other Software VGA Utilities ss se athe dete dad peeks apa ATAA oe Rane es How to Use This Manual ccc eee eee Where to Get Help on 2 i lt dae sn senese cni iariiesirekids Chapter 1 Setting Up Your System Choosing a Location si save cd bares ew beeing id See s 2 Removing the Protector Card 0 9454 sca sghsveen ss 3 Connecting a Monitor 00 eee eee Using the VGA Interface lt o sc6c sue eag ee wip sianeen Using a Display Adapter Card 0 005 4 Connecting a Printer or Other Device Using the Parallel Interface Using the Serial Interface 25 604 035 cee icaakes 5 Connecting the Keyboard 6 ccceeseeees 6 Connecting the Mouse 1440s aces be tea wees 7 Connecting the Power Cord i 0decs iad ee adwaduesinn 8 Turning On the Computer 2ss a lt s cies aes saa sess Turning Off the Computer Chapter 2 Running the SETUP Program Starting the SETUP Program lt lt lt 6 4ce 4 lt eGs nein eew es Selecting Options sic onde caceeat es cacewn degen d Setting the Date and Time 44 csasiewenaaeden eines Setting the Diskette Drive s s20 22 e g esae cea eeaes Setting the Hard Disk Diive s 3 vssovease creeps waves Hard Disk Drive Types ssciscciatigucede eis bans vil Setting the Primary Display Type e5 Setti
104. l connector Standard 8 bit parallel mono directional 25 pin D shell connector Mini DIN 6 pin connector for PS 2 compatible mouse or other device Mini DIN 6 pin connector for PS 2 compatible keyboard Four standard input output expansion slots three 16 bit ISA compatible and one 8 bit ISA compatible 8 MHz bus Speed Internal programmable Power Supply Type Input ranges Maximum outputs Mass Storage Diskette drives Hard disk drives Other devices 140W fan cooled automatic input voltage sensing 98 VAC to 132 VAC and 195 to 264 VAC 5 VDC at 18 Amps 12 WC at 4 2 Amps 12 WC at 0 3 Amps 5 WC at 0 3 Amps Three half height drives maximum one vertical mount and two horizontal mounts configurable using the following drive types 51 4 inch diskette drive 1 2MB high density storage capacity 31 2 inch diskette drive 1 44MB high density storage capacity 51 4 inch diskette drive 360KB double density storage capacity 31 2 inch diskette drive 720KB double density storage capacity 31 2 inch form factor hard disk drive s up to half height size the first mounted vertically second mounted horizontally Half height tape drive CD ROM or other storage device 51 4 inch form factor or 31 2 inch with 51 4 inch mounting frames Specifications A 3 Keyboard Detachable two position 101 sculpted keys Layout 58 key QWERTY main keyboard 17 key numeric cursor pad 10 c
105. leave cables connected to unused interfaces Changes or modifications not expressly approved by the manufacturer could void the user s authority to operate the equipment FOR CANADIAN USERS This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus as set out in the radio interference regulations of the Canadian Department of Communications Le present appareil num rique n emet pas de bruits radio lectriques d passant les limites applicables aux appareils num riques de Classe B prescrites dans le r glement sur le brouillage radio ctrique dict par le Minist re des Communications du Canada 10 11 12 Important Safety Instructions Read all of these instructions and save them for later reference Follow all warnings and instructions marked on the product Unplug this product from the wall outlet before cleaning Use a damp cloth for cleaning not liquid cleaners or aerosol cleaners Do not use this product near water Do not place this product on an unstable cart stand or table Slots and openings in the cabinet and the back or bottom are provided for ventilation these openings must not be blocked or covered This product should never be placed near or over a radiator or heat register This product should be operated from the type of power source indicated on the marking label If you are not sure of the type of power available consult your dealer or local
106. ll the days for the month The current day is flashing Press Page Up or Page Down to select the correct month day and year To change the time move the cursor to the next line and press Page Up or Page Down to enter the correct hour and minutes according to a 24 hour clock For example 5 p m would be hour 17 You cannot set the number of seconds Running the SETUP Program 2 3 2 4 Setting the Diskette Drive s Your system probably came with one diskette drive installed and you may have another drive of a different size or capacity The SETUP menu offers five possible selections for your diskette drives A and B Q 1 2MB 51 4 inch Q 360KB 51 4 inch Q 1 44MB 31 2inch Q 720KB 31 2 inch Q Not installed Check the settings displayed for both drives and correct them if necessary If you have only one diskette drive select Not installed for drive B Note If you do not know the capacity of your diskette drive ask your dealer Running the SETUP Program Setting the Hard Disk Drive s The SETUP program lets you select the type of hard disk drive s installed in your computer If you have two hard disk drives the first one is C and the second one is D Be sure to choose the correct setting for both drives Follow these guidelines Q If your system does not have a hard disk select Not in stalled for drives C and D If you have only one hard disk drive select Not i nstalled for drive D Q If your computer
107. m ESPEED provides an easy way to change the processor speed if your application program does not recognize the Cttl keyboard commands or if you want to include the program command in a batch file The ESPEED program is provided with your system on the Reference diskette If you do not have a hard disk insert your Reference diskette in drive A and log onto drive A before you enter the command to start the program If you have a hard disk drive copy the file ESPEED COM from your Reference diskette onto your hard disk and run the program from there For information on how to run the ESPEED program type the following at the MS DOS command prompt and press Enter ESPEED You see this display Format ESPEED HIL J No Parm Displays current CPU Speed H Set to High Speed L Set to Low Speed Help Message The message tells you the switches you should use to set the speed to high or low For example to select low speed type the following and press Enter ESPEED L To change the processor speed back to high enter this command ESPEED H Enhancing System Operations 4 5 To display the current CPU speed type ES P EED only and press Enter You see the following lt gt Speed Up 20 0 MHz lt gt Speed Down lt Esc gt Exit To change the speed when you see this display press the or key then press Esc to exit The processor speed you set remains in effect until you change it using the ESPEED
108. m to reset your computer s configuration to include the memory on your memory card See Chapter 2 for instructions Q Use the setup program that comes with your memory card to configure the computer for use with your particular card See your memory card manual for instructions Q If you want to use any of the memory on your card as expanded memory see Using Expanded Memory Beyond 640KB in Chapter 4 Also see Post installation Setup below for more information on setting up your computer for use with an option card Post Installation Setup After you install or remove options such as memory modules a math coprocessor or a diskdrive you need to run the SETUP program to update the computer s configuration information For example if you add a hard disk drive you need to let the computer know the type of drive you have installed See Chapter 2 for instructions If you replaced the battery for the real time clock and CMOS RAM you must run SETUP to reconfigure your system and reset the clock See Chapter 2 Note If you installed additional extended memory and want to use any of it as expanded memory see Using Expanded Memory Beyond 640KB in Chapter 4 for instructions Installing and Removing Options 6 25 If you install a hard disk drive that has never received a hardware level format such as some non Epson hard disk drives you need to format the disk Check the manual that came with your d
109. menu Log errors on disk Log errors to printer LPT1 Log errors to serial port No error logging Press orf to highlight the device on which you want the program to log the error messages and press Enter Press Esc to exit the menu and return to the Error logging prompt If you select No error 1 oggi ng the program changes the error logging response from Y to N If you select the printer LPT the program writes the error messages to the device connected to the parallel port assigned LPTI If you select the serial port the program writes the error messages to the device connected to the COMI serial port B 6 Performing System Diagnostics If youselect Log errors on disk the program displays this submenu Floppy disk A Floppy disk B Hard disk C Hard disk D You do not see drive D unless you have a second hard disk drive Press 1 or to highlight the disk on which you want to log the error messages and press Enter The program creates a file called ERROR LOG in the current directory of the specified disk drive After running the tests you can open the ERROR LOG file to review the errors that occurred during the tests The program uses this device for error logging until you change it or indicate you do not want error logging When you specify a new device the program erases the existing ERROR LOG file if any When you specify the device for error logging one of these error messages may appear Floppy dis
110. mes See also Operating system VGA Video Graphics Array A type of high resolution display adapter The VGA adapter built into the system board of your computer can display 16 color graphics at resolutions up to 800 x 600 on a compatible VGA monitor Glossary 17 Video card A display adapter card that can be installed in one of the computer s option slots to provide a monitor interface Your computer comes with a built in VGA adapter so you do not need to install a video card if you are going to use this interface Write To store data on a disk Write protect 18 To protect the data on a diskette from being changed by placing a write protect tab over the notch on a 51 4 inch diskette or by setting the write protect switch on a 31 2 inch diskette When a diskette is write protected you cannot erase change or record over its contents Glossary Index A AUTOEXEC BAT 4 1 2 4 8 Auto speed 2 11 4 2 3 B Backing up data from diskettes 3 1013 17 on hard disk 3 17 18 with BACKUP 3 17 with DISKCOPY BACKUP Base memory 2 10 4 79 A 5 Batch files 4 1 2 AUTOEXEC BAT 4 1 2 4 8 Battery cable 6 5 8 problems _C 19 purpose 7 2 replacing 62 6 5 8 specifications A l Break Cc Cable s battery 6 5 8 diskette rA 7 21 24 7 26 hard disk driye 7 12 15 power supp y 7 15 7 15 7 25 26 Cards display adapter see Video cards memory 6 1 6 14 20 video see
111. ms Extension A suffix of up to three characters which you can add to a filename to better identify it Glossary 7 Fife A group of related pieces of information called records or entries stored together on a disk Text files consist of words and sentences Program files consist of codes and are used by computers to interpret and carry out instructions Filename A name up to eight characters long that MS DOS uses to identify a file Fixed disk See Hard disk Format To prepare a new disk or an old one you want to reuse so that it can store information Formatting divides a disk into tracks and sectors and creates addressable locations on it Graphics Lines angles curves and other nonalphanumeric data Handle See Process ID number Hard disk The enclosed unit used to store large amounts of data Unlike a diskette it is fixed in place It can process data more rapidly and store many more files than a diskette Also called fixed disk Hardware Any physical component of a computer system such as a monitor printer keyboard or CPU 8 Glossary Hexadecimal A numbering system with a base of 16 frequently used by programmers Any decimal number between 0 and 255 can be expressed by a two digit hexadecimal number High density A type of format that allows you to store more data than on single or double density diskettes A 51 4 inch high density diskette can store 1 2MB of data A 31 2 inch h
112. na manager 4 7 11 modules see SIMMs MGA ea see Cibo cards MODE 1 11 4 Index Modem connecting 1 11 Monitor connecting 1 4 8 diagnostics B l1 12 interface A 2 jumper 6 2 multi frequency 4 11 problems C 8 9 selecting type 1 7 2 8 9 tests B 11 12 Monochrome graphics adapter card see Video cards Mounting frames hard disk 7 7 10 Mounting plate hard disk 7 10 12 Mouse connecting 1 13 14 port specificatio s A 2 problems C 18 setting jumper 6 2 5 MS DOS copying files 3 1 3 17 diskettes installing Tntro 3 2 17 3 1 loading 1 18 3 14 Multi frequency monitor 144 11 N Num lock mode 0 Operating speed see Processor speed Option cards configuring _2 8 9 6 25 26 installing 5 1 6 9 13 memory 5 1 6 25 26 problems C 17 18 removing 6 13 testing 6 25 video see Video cards Option slots 5 12 15 A 2 Options installing 6 1 26 OS 2 Intro 2 3 1 P Parallel cable 1 8 10 interface 1 8 10 2 15 A 2 port 1 8 10 aay port test B 23 nS o z hard disk 3 18 pret changing 2 14 deleting disabling 7 5 7 entering 3 6 jumper 6 2 5 C c 6 problems C 5 7 setting 2 13 14 using 3 56 Physical characteristics A 4 Physical formatting B 16 17 C 13 14 Port keyboard monitor 4 6 mouse 1 13 14 A 2 parallel 1 8 0 2 15 A 2 serial 1 11 2 16JA 2 Power button 1 17 connecting power cord 1 15 16 so
113. need to remove the computer s cover Follow these steps L 5 2 Turn off the computer and then any peripheral devices including the monitor and printer Disconnect the computer s power cable from the electrical outlet and from the back panel Then disconnect any cables that are connected to the computer including the keyboard cable If the monitor is on top of the computer lift it off and set it to one side Turn the computer around so you are facing the back panel The cover is secured by a large screw on the back panel as shown below Turn the screw counterclockwise to unlock the cover screw A Accessing Internal Components 5 The cover is also secured by two latches on the back of the cover near the comers Press both latches inward and then lift up the cover from the back panel You might meet some resistance from the g rounding tabs along the inside of the cover latches 6 Pull the cover away from the front of the computer to completely remove it Then set it aside Accessing Internal Components 5 3 7 Before you touch any of the components touch the inside of the computer s back panel as shown below to ground yourself and avoid an electric shock WARNING Be sure to ground yourself to the inside back panel of the computer every time you remove the cover If you are not properly grounded you could generate an electric shock when you touch a component 5 4 Accessing Intema
114. ng the Keyboard Test Function Setting the Shadow RAM e e eee erence ees Setting the CPU Clock Speed eeeee sees eeees EMSS IZE see ie Sw wees eee A E Ra eee eax seas Setting the Password aos e sciet acia a acide ete eee eee Changing or Deleting a Password Setting the Built in Interfaces ss ssssssrerrrerss Setting the Parallel Interface Setting the Serial Interface eeeeee Setting the Disk Drive Controllers Saving Your Settings eset datos seh BUS ae BELLS wae ave herd Se E Bi day es Chapter 3 Using Your Computer Installing MS DOS or Another Operating System Special Keys on the Keyboard esse eee Stopping a Command or Program eeeee Resetting the Computer TRE a wa doin EA E Jerid E rae amp acdc Using a Password ete tee eee ee tee eee eee Using Disks and Disk Drives eee ee eee ee eee How Disks Store Data s eee e eee cette ee eee Types of Diskette Drives eee eee eee Caring for Diskettes and Diskette Drives Write protecting Diskettes 0e Using a Single Diskette Drive System Inserting and Removing Diskettes Formatting Diskettes ee sees ee ee eee Making Backup Copies Steeda talent r Ea a Akos anon Using a Hard Disk Drive ssssse seen se eees vill Chapter 4 Enhancing Sys
115. ngs help a printer communicate properly with the computer 3 If you are using more than one parallel port or more than one serial port the computer must know which port is the primary and which is the secondary See Chapter 2 for instructions on how to define the parallel and serial ports using the SETUP program 4 If your printer is properly set up but is still not functioning test it from the MS DOS level When the screen displays the MS DOS command prompt such as C gt or A gt hold down Shift and press Print Screen This should print the contents of the screen on your printer c 16 Troubleshooting If it does not you may need to change the internal setting of the computer s parallel port for a parallel printer or serial port for a serial printer To do this use the MS DOS MODE or SETMODE command See your printer manual and the MS DOS manuals for more details Many application programs such as word processors must be set up properly before they can use a printer Check your program manual to see what customizing may be required If you are using an application program that requires a printer driver make sure the driver is installed properly See your application program manual for instructions Also see your printer manual for additional instructions on using your printer with application programs Try running the Printer adapter diagnostics test if you have a parallel printer or the Communication adapter test
116. nual that came with the drive to attach them Follow these steps to install a disk drive 1 If you are installing a 51 4 inch diskette drive turn it so that the diskette release latch is above the diskette slot If you are installing a 51 2 inch diskette drive turn it so that the diskette release button is on the right and the drive light is on the left If you are installing a hard disk drive turn it so that the side with the components is facing down Installing and Removing Disk Drives 7 19 2 There are two or three holes on each side of the disk drive When you insert the drive align the appropriate round holes in the drive with the two oval holes on each side of the drive bay as shown below oval holes y A it a a p 3 Insert the drive in the lower drive bay and slide it toward the back of the subassembly Watch the oval holes on the side of the drive bay so you can see when the holes on the drive are positioned in the middle of them If you are installing a diskette drive adjust its position so that the front of the drive lines up with the drive in the upper bay A hard disk drive fits all the way into the bay 7 20 Installing and Removing Disk Drives Locate the four retaining screws that came with your disk drive Insert two screws into the oval holes on each side of the drive bay and tighten them with a screwdriver as shown below screws If you are installing a diskette drive go
117. ny of the tests in the following table These tests will not run properly unless the diskette has been previously used for the Diskette format diagnostic test Tests requiring a specially formatted diskette Test Drive speed test Random R ead W rite test Sequential R ead W rite test Drive change line test Performing System Diagnostics Verifies how fast the diskette drive rotates a diskette A 1 2MB 5 4 inch diskette drive should rotate a 1 2MB diskette at 360 RPM and a 360KB diskette at 300 RPM A 1 44MB 3 2 inch drive should rotate a diskette at 300 RPM Tolerance allowed one percent Checks the random seek capability of a diskette drive by performing a random read write operation Checks the sequential seek capability of a diskette drive by performing a sequential read write operation Tests the status of the disk change line that detects when you insert or remove a diskette from a drive B 21 Note Be sure to insert a blank diskette that has been formatted using the MS DOS FORMAT command before you run the Diskette format test Then use that diskette when you run any of the other destructive tests Check that you have inserted the correct diskette before you enter Y at the Proceed prompt You see the following prompt before the program performs a test Diskette drive A B If necessary type the drive identifier and press Enter If you have only one diskette drive drive A is alre
118. o it for you You can however follow the instructions in this chapter to install them yourself Note It is best not to expand your system s memory by installing an optional memory card Using memory modules is more efficient since you do not need to use one of your option slots to add memory Your computer can also access memory installed on memory modules faster than memory installed on a card Installing and Removing Options 6 1 6 2 A math coprocessor speeds up the numeric calculations your computer performs when using certain application software If you purchase a math coprocessor it is a good idea to ask your dealer to install it for you because it can be damaged easily If you decide to install it yourself follow the appropriate steps in this chapter This chapter also explains how to change the jumper settings inside the computer You may need to change jumper settings if you install certain types of options or if you want to change the way your computer operates If you need to replace the battery for your computer s real time clock and CMOS RAM you can follow the instructions in this chapter To change jumper settings replace the battery or install the options mentioned above you must remove the computer s cover You may also need to remove the subassembly See Chapter 5 for instructions You do not need to remove the subassembly to install or remove option cards Changing the Jumper Settings A jum
119. oard controller Tests the scan codes assigned to the keys Tests the keyboard clock line Tests the keyboard data line Tests the display adapter memory Tests the display adapter attributes Tests the 80 x 25 display Tests the 40 x 25 display Tests the 320 x 200 graphics display Tests the 640 x 200 graphics display Tests the paging function of the adapter Tests the background and border color mapping e Test appears only if you have installed a color monitor Performing System Diagnostics B 11 System diagnostic tests continued Component Function Video 440 x 350 graphics Test the 640 x 350 graphics continued display 640 x 480 graphics Test the 640 x 480 graphics display Printer adapter See Miscellaneous Comm adapter Diagnostics e Test appears only if you have installed a color monitor Memory Diagnostics If you have relocated any memory addresses you must change the addresses to their original locations before running the memory tests or they will not work properly If an error occurs during a memory test the program displays this message Press lt Enter gt to view faulty memory chip Press Enter The program displays a diagram of the main system board and highlights the faulty memory chip Hard Disk Diognostics Hard disk diagnostic tests may be destructive or non destructive Destructive diagnostics destroy data on the hard disk but non destructive diagnostics do not Be sur
120. of your original operating system diskettes Using Your Computer 3 1 3 2 Special Keys on the Keyboard Certain keys on your keyboard serve special functions when your computer is running MS DOS or application programs The special keys are described in the table below Special key functions Moves the cursor one tab to the right in normal mode and one tab to the left in Shift mode Changes the letter keys from lower to uppercase changes back to lowercase when pressed again The numeric symbol keys on the top row of the keyboard and the symbol keys in the main part of the keyboard are not affected Produces uppercase characters or the top symbols on the keys when used with the main character keys Produces lowercase characters when the Caps Lock function is on Works with other keys to perform special control functions such as editing operations in MS DOS and various application programs Works with other keys to enter alternate character codes or functions Backspace Moves the cursor back one space deleting the character to the left of the cursor Enter Ends a line of keyboard input or executes a command Insert Ins Turns the Insert function on and off Delete Del Deletes the character marked by the cursor Home End Control cursor location Page Up PgUp Page Down PgDn Tel Using Your Computer Special key functions continued Num Lock Changes th
121. ogram displays the following prompts for the starting and ending cylinder numbers Start cylinder number g End cylinder number nnn Performing System Diagnostics B 15 Enter the first and last cylinder numbers on which you want to perform the tests The default for the start cylinder number is 0 and the default for the end cylinder number is one less than the highest cylinder number of your hard disk For example on the 40MB hard disk the highest cylinder number is 976 Start and end head numbers The program displays the following prompts for the starting and ending head numbers Start head number End head number nn Enter the first and last head numbers on which you want to perform the tests The default for the start head number is 0 and the default for the end head number is one less than the highest head number of your hard disk For example the default end head number for the 40MB disk is 4 After you specify the hard disk parameters press Y and Enter at the Proceed prompt to run the test Hard Disk format B 16 The Hard disk format program performs a low level format on your hard disk If your computer came with a factory installed hard disk or if you have installed an optional Epson hard disk it has already been formatted for you You may need to format the hard disk if you have installed a new non Epson hard disk in your computer that has never received this type of low level format and did not com
122. old up to 720KB of information which is approximately 300 pages of text 3 8 Using Your Computer Q 360KB drive Use 5 1 4 inch double sided double density 48 TPI 360KB diskettes You can also use single sided 160KB or 180KB diskettes These diskettes contain 40 tracks per side and 8 or 9 sectors per track With 8 sectors per track a diskette holds up to 320KB With 9 sectors per track a diskette holds up to 360KB of information which is approximately 150 pages of text Note You must format a new diskette before you can store data on it See Formatting Diskettes later in this section Drive and diskette incompatibilities If your computer has more than one type of diskette drive or if you use different types of diskettes you need to be aware of certain incompatibilities between the drives and diskettes Because of the type and size differences you cannot use a 31 2 inch diskette in a 51 4inch drive or vice versa There are also limitations on using diskettes that are the same size as the drive but have different capacities The following tables summarize the possibilities and limitations 5 1 4 inch drive diskette compatibility Diskette types It can read from and write to 360KB 360KB 320KB 180KB 160KB 1 2MB 1 2MB 360KB 320KB 180KB 160KB e If you write to this diskette in a 1 2MB drive you may not be able to read it or write to it in a 360KB drive later 3 1 2 inch drive diskette compatib
123. on the main system board Gently push the coprocessor into the socket pressing evenly on all sides as shown below Installing and Removing Options 6 23 If the coprocessor does not go in smoothly do not force it pull it all the way out and try again keeping it straight as you insert it It is completely inserted when the surface of the coprocessor is flush even with the surface of the socket Be sure it is inserted all the way 6 Replace the subassembly and cover as described in Chapter 5 7 Then see Post installation Setup on page 6 25 for instructions on configuring your computer for use with your math coprocessor Removing a Math Coprocessor If you need to remove a math coprocessor from your computer contact your dealer for assistance You need a special extracting tool to remove the coprocessor without damaging it Do not attempt to remove it without this tool you can easily damage it Follow the steps in Chapter 5 to remove the computer s cover and subassembly Then remove the coprocessor with the tool and replace the subassembly and the cover After you remove the coprocessor run the SETUP program to configure your system for use without it See Chapter 2 for instructions 6 24 Installing and Removing Options Post Installation Setup for Memory Cards After you install an optional memory card you need to configure your computer to use it Follow these guidelines Q Run the SETUP progra
124. onnected properly make sure that jumper J4 on your computer s main system board is set correctly for your mouse See Chapter 6 for more information Did you install the mouse driver correctly See your software manual and the documentation that came with your mouse for instructions If you re still having trouble check the documentation that came with your mouse for any troubleshooting information or contact your dealer Troubleshooting Memory Module Problems If you added extra memory to your system by installing SIMMs and that memory is not operating properly check the following L If the memory count displayed by the power on diagnostics program is incorrect you or your dealer may not have installed the SIMMs correctly The SIMMs may be installed in the wrong sockets they may be the wrong type of SIMM or they may not be inserted all the way into their sockets If your dealer installed SIMMs for you contact your dealer do not attempt to correct the problem yourself If you installed them see Adding Memory Modules in Chapter 6 and make sure you followed all the instructions Be sure to run the SETUP program after you install or remove memory modules to automatically update your memory configuration See Chapter 2 for instructions If you are still having trouble with your SIMMs write down any error messages and contact your dealer Battery Problems The battery in your computer is a 3 6 volt lit
125. ontinuous current Application program A software program designed to perform a specific task such as a word processing or spreadsheet program ASCII American Standard Code for Information Interchange A standardized coding system for representing characters such as numbers letters and graphic symbols An ASCII character occupies one byte of storage Many different computers printers and programs can use files transmitted in ASCII code Asynchronous A method of data transmission in which one machine sends data one character at a time to another machine at irregular intervals that do not need to be synchronized to a timing device AUTOEXEC BAT file The batch file that is executed automatically when you load MS DOS See also Batch fire Glossary I Automatic speed The feature that enables the computer to switch automatically from high speed 20 MHz to low speed 10 MHz when accessing a diskette drive Backup An extra copy of a program data file or disk that is created in the event your working copy is damaged or lost Base memory The memory in the computer below 1MB that is available to MS DOS and application programs usually 640KB Also called conventional memory or main memory Batch file A type of file that lets you execute a series of MS DOS commands by typing one command Batch files are text files with the filename extension BAT When you type the filename MS DOS executes all the commands in
126. or a typical arrangement Turn on the monitor printer and any other peripheral devices connected to the computer 1 16 Setting Up YourSystem 4 To turn on the computer press the power button located on the right side of the front panel as shown below t power button The power indicator next to the button lights up After a few seconds the computer counts the amount of memory in your computer and then performs a diagnostic self test This is a series of checks the computer completes each time you turn it on to make sure everything is working correctly If necessary use the controls on your monitor to adjust the brightness and contrast until characters on the screen are clear and at a comfortable level of intensity If your monitor has horizontal and vertical hold controls you may need to use them to stabilize the display Note If you or your dealer have made a major change to your system such as adding a disk drive you may need to wait a few minutes for your computer to complete power on diagnostics the first time you turn it on Setting Up Your System 1 17 When the system has successfully completed its self test you see the following prompt Press lt Del gt to start SETUP Do not press any key yet If MS DOS has already been installed on your system you ll see a prompt to enter the date For information about loading the operating system see your MS DOS manuals If there is no operating system on
127. ou saved your changes the SETUP program resets your system and the computer runs through its power on diagnostic tests If something is wrong however you see an error message and a prompt to run SETUP Follow the instructions on the screen to run SETUP again to correct it You may need to reset the computer If you have just run SETUP for the first time the next thing you need to do is install MS DOS on your computer See your MS DOS manuals for instructions If you are using a different operating system follow the installation instructions provided with it Running the SETUP Program 2 17 Chapter 3 Using Your Computer This chapter briefly describes the following procedures for using your computer Q Installing MS DOS or another operating system Q Using special keys on the keyboard Q Stopping a command or program Q Resetting the computer Q Using a password Q Using disks and disk drives Installing MS DOS or Another Operating System After you connect the components of your system and run the SETUP program you must install the operating system on your computer If you are installing MS DOS follow the instructions in your MS DOS manuals If you are installing another operating system such as MS OS 2 or UNIX see the manual that comes with that system for instructions on installing and using it The procedures in this manual assume that you are using MS DOS with your computer Note Be sure to make backup copies
128. ou turn off or reset the computer Resetting the Computer Occasionally you may want to clear the computer s current settings or its memory without turning it off You can do this by resetting the computer For example if an error occurs and the computer does not respond to your keyboard entries you can reset it to reload MS DOS and try again However resetting erases any data in memory that you have not saved so reset only if necessary Caution Do not reset the computer as a means to exit a program Some programs classify and store new data when you exit them in the normal manner If you reset the computer without properly exiting a program you may lose data To reset the computer MS DOS must be either on the hard disk or on a diskette in drive A so if you do not have a hard disk insert the Startup diskette in drive A 3 4 Using Your Computer There are two ways to reset the computer Q If you are using MS DOS hold down Ctrl and Alt and press the Del key The screen goes blank for a moment and then the computer should reload MS DOS If it doesn t try the next method Q Press the RESET button on the front panel This method works even when the computer does not respond to your keyboard entries If resetting the computer does not correct the problem you probably need to turn it off and reboot it Remove any diskette s from the diskette drive s Turn off the computer and wait five seconds If you do not
129. over Then run the SETUP program to reconfigure your system and reset the time for the real time clock See Chapter 2 for instructions CN 6 8 Installing and Removing Options Installing an Option Card Your computer has four standard option slots three 16 bit slots and one 8 bit slot Each slot can accommodate an option card You can buy option cards from authorized Epson dealers as well as other vendors This section explains how to install option cards in your computer If you need to remove an option card later to access jumpers memory modules or a math coprocessor see Removing an Option Card on page 6 13 for instructions Note After you install or remove an option card see Post installation Setup at the end of this chapter for information about reconfiguring your computer The illustration below shows the four standard option slots inside your computer option card slots Installing and Removing Options 6 9 Slots 1 through 3 are designed for 16 bit option cards and slot 4 is designed for an 8 bit card As you can see below a 16 bit card has an extra connector along the bottom 16 bit option card B bit option card mag WTR W ad Usually it does not matter which slot an option card occupies as long as the card fits in the slot For example you can place some 8 bit cards in a 16 bit slot However you must follow these guidelines when deciding which slot to use 2 An
130. own in the following illustration Slide the diskette into the drive until it clicks into place release button metal shutter When you want to remove the diskette make sure the drive light is off then press the release button When the diskette pops out remove it and store it properly Caution Never remove a diskette or reset or turn off the computer while a diskette drive light is on You could lose data Also be sure to remove all diskettes before you turn off the computer 3 16 Using Your Computer Formatting Diskettes Before you can store data on a new diskette you must format it using the FORMAT command Formatting prepares the diskette so that MS DOS can write data on it You need to do this only once before you use the diskette for the first time You can also reformat previously used diskettes to store new data This process erases all the data on the diskette so be sure you do not want to save any of the files on a used diskette before you format it See your MS DOS manuals for instructions on using the FORMAT command Making Backup Copies It is important to make copies of all your data and system diskettes Make backup or working copies of all diskettes that contain programs such as your MS DOS Reference and Utility diskettes then use only the copies Store the original diskettes away from your working diskettes Also copy your data diskettes regularly whenever you revise them and store them a
131. p diskette for example in drive A and load the operating system this copies it to the computer s memory RAM so you do not need to leave the system diskette in the drive Then remove the system diskette and insert your application program diskette to load that data into memory too See your application program manual for detailed instructions 3 14 Using Your Computer You can load MS DOS from an application program diskette if that diskette contains the operating system This means it is a bootable diskette See your MS DOS manuals for information about creating a system diskette Inserting and Removing Diskettes If you have a 51 4 inch diskette drive insert a diskette as follows hold the diskette with the label facing up and the read write slot leading into the drive as shown below read write slot Slide the diskette into the slot until it is in all the way Then turn the latch down to lock it in a vertical position This keeps the diskette in place and enables the read write heads in the drive to access the diskette When you want to remove a diskette first make sure the disk drive light is off Then flip up the latch and carefully pull out the diskette Place it in its protective envelope and store it in a proper location such as a diskette container Using Your Computer 3 15 If you have a 3 1 2 inch diskette drive insert the diskette with the label facing up and the metal shutter leading into the drive as sh
132. per is a small electrical connector that controls one of the computer s functions The jumper settings in your computer are preset at the factory however you can alter the following functions by changing the standard settings Q Enable or disable the built in VGA display adapter Q Enable or disable the password function Q Set the computer to use a color or monochrome monitor Enable or disable the built in mouse connector If you need to change any jumper settings follow the instructions in this section Installing and Removing Options Setting the J umpers The illustration below shows the locations of the jumpers on your computer s main system board A jumper s setting is determined by where the jumper is placed on the pins It connects either pin A and the middle pin position A or pin B and the middle pin position B as shown below position A position B To move a jumper from one position to the other use needle nose pliers or tweezers to pull it off its pins and gently move it to the desired position Installing and Removing Options 6 3 6 4 Caution Be careful not to bend the jumper pins or damage any surrounding components on the main system board The following table lists the jumper settings and their functions Main system board jumper settings Disables the built in VGA display adapter so you can use a display adapter on an option card in your computer as your primar
133. power company Connect all equipment to properly grounded earthed power outlets If you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Avoid using outlets on the same circuit as photocopiers or air control systems that regularly switch on and off Do not locate this product where the cord will be walked on If an extension cord is used with this product make sure that the total of the ampere ratings on the products plugged into the extension cord do not exceed the extension cord ampere rating Also make sure that the total of all products plugged into the wall outlet does not exceed 15 amperes Never push objects of any kind into this product through the cabinet slots Never spill liquid of any kind on the product Except as specifically explained in the User s Guide do not attempt to service this product yourself Refer all servicing to qualified service personnel tii 13 Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions A When the power cord or plug is damaged B If liquid has entered the product C Ifthe product does not operate normally when the operating instructions are followed Adjust only those controls that are covered by the operating instructions since improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician
134. pter 6 to enable the password function by setting jumper J2 to position B If you do not have a hard disk insert the Startup diskette in drive A Turn on the computer If you set a new password you see the Enter Password prompt Enter the password to access your system See Using the Password in Chapter 3 Troubleshooting If you did not set a new password you do not see the Enter Password prompt and you can access your system immediately Note Be sure to remember your new password or write it down and keep it in a safe place If you forget the password you enter now you may have to repeat the above procedure the next time you reboot your computer Keyboard Problems If you are having trouble with the keyboard check the following L If the screen displays a keyboard error when you turn on or reset the computer make sure the keyboard is securely connected to its port See Connecting the Keyboard in Chapter 1 for instructions If the cursor keys do not work properly the num lock function may be on When num lock is on the numeric arrow keys on the numeric keypad work only as numbers Check to see if the Num Lock indicator in the upper right comer of the keyboard is lit if it is press the Num Lock key to turn off the function If nothing happens when you type on the keyboard see The Computer Does Not Respond above If you are still having trouble with your keyboard run the Keyboard d
135. quipment has been tested and found to comply with the limits for a class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against hamrful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio or television reception However there is no guarantee that interference will not occur in a particular installation If this equipment does cause interference to radio and television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help WARNING The connection of a non shielded equipment interface cable to this equipment will invalidate the FCC Certification of this device and may cause interference levels which exceed the limits established by the FCC for this equipment It is the responsibility of the user to obtain and use a shielded equipment interface cable with this device If this equipment has more than one interface connector do not
136. r select Col or 8 x25 Also be sure to set the color mono switch on the MGA card to color Q If you have a monochrome display adapter MDA an MGA or a Hercules MGA attached to a monochrome monitor choose Monochrome Also remember to set the color mono switch on the MGA card to mono 2 8 Running the setup Program Q If you have a composite color monitor such as a color television with a video input try selecting Color 80x25 If you find that the monitor s resolution is poor run SETUP again and select Color 40x25 If you have two display adapters of different types select the setting for the one you want to be your primary display adapter The other one is your secondary adapter Note If you have installed an EGA or VGA display adapter card or another type of card that you want to be the primary display adapter you must set jumper J on the main system board to disable the built in VGA interface If you install one type of display adapter card and then change the type of monitor you are using from color to monochrome or vice versa you also need to set jumper J3 If you have two types of cards set the jumper to match the monitor that is your primary display See Chapter 6 for instructions on changing jumper settings Setting the Keyboard Test function There are two options for the keyboard test function Installed or Not installed Select Installed if you want the computer to test the operation of the keyboard
137. r some time and notice a reduction in performance the data on the disk may have become fragmented You may want to back up all your data and then use a disk compaction utility to reorganize the files on your disk Contact your dealer for information C 14 Troubleshooting If you still have trouble with your hard disk you can back up your data and physically reformat the disk Then you ll need to reinstall MS DOS and copy your files back onto the disk See Hard Disk Format in Appendix B and your MS DOS manuals for instructions If you cannot access data on your hard disk or you are receiving read write errors the disk may have a physical problem Contact your dealer Software Problems If you are having trouble with an application program try the following solutions l If the application program does not start check that you are following the correct procedure for starting the program and that it is installed correctly If you have a hard disk and the program is stored in a directory on that drive make sure you are logged onto or specifying the correct directory If you don t have a hard disk make sure you have inserted the correct diskette in drive A Your computer can run at either high speed 20 MHz or low speed 10 MHz While almost all programs work properly at the faster speed some must run at the slower speed Check your software manual to see if this is the case and change the CPU operating speed if neces
138. r 5 6 18 Installing and Removing Options 2 The SIMM sockets are located on the front of the main system board near the math coprocessor socket as shown below SIMM sockets on SIMM6 SIMM5 SIMM1 SIMM3 SIMM4 SIMM2 math coprocessor socket Installing and Removing Options 6 19 6 20 Remove the SIMMs in the sockets closest to the left side of the main system board first Use your fingers or two small screwdrivers to pull away the tabs that secure the SIMM at each end Be careful not to pull the tabs too far or they may break As you pull away the tabs the SIMM falls to the left When the SIMM is at an angle release the tabs and carefully remove it from the socket Repeat step 3 for each SIMM you need to remove Replace the subassembly and cover as described in Chapter 5 Then see Post installation Setup on page 6 25 for instructions on configuring your computer for use with your decreased memory Installing and Removing Options Installing a Math Coprocessor Your computer has a socket on the main system board to accommodate an 80387SX 20 MHz math coprocessor A math coprocessor speeds up your computer s numeric calculations and graphic image displays when you are using certain application software It is best to have your dealer install a math coprocessor for you since it is a delicate component that can be damaged easily if it is installed incorrectly If you install it yourself be
139. ready installed in the computer follow the steps under Removing a Hard Disk From the Vertical Position on page 7 17 to remove it Then set the jumpers on both drives while they are out of the computer Note If you are removing one hard disk drive and leaving one in your computer be sure to set the jumpers on the remaining drive to indicate that you have only one hard disk drive See the table above for the jumper settings Then follow the instructions under Removing a Hard Disk From the Vertical Position on page 7 17 so you can access the jumpers on the drive Installing a Hard Disk in the Vertical Position Follow the instructions in this section to install or reinstall a hard disk drive in the vertical mounting position You may need to perform the following procedures Q Remove the mounting frames from a new hard disk drive Q Remove the mounting plate from the computer and connect it to the drive Q Install the drive Q Connect the drive and power cables If you are installing a new drive in the vertical mounting position you should follow all of the steps in this section If you are reinstalling a drive that you previously removed from this position see Installing the Drive on page 7 11 Installing and Removing Disk Drives 7 7 Removing the Mounting Frames From the Drive Your hard disk drive comes with 51 4 inch mounting frames attached to each side of the hard disk drive as shown below mount
140. rity or even for even parity Partition 1 The area defined on a hard disk for use by an operating system 2 to divide a hard disk into separate sections or logical drives You can define a primary partition and one or more extended partitions on a hard disk Password The sequence of characters up to seven you type after you turn on the computer in order to access and use your system Pathname The directory name s you specify to locate a file For example the pathname for the file SALES stored in the subdirectory BUSINESS is BUSINESS SALES Glossary 13 Peripheral device An external device such as a printer or a modem connected to a computer that depends on the computer for its operation Port A physical input output socket on a computer to which you can connect a peripheral device Power on diagnostics Tests that the computer runs to check its internal circuitry and configuration each time you turn it on Process ID number A number OS 2 appends to each process it runs When you run a process in the background OS 2 displays its process ID number on the screen Also called a handle Processor speed See Operating speed Program A file that contains coded instructions and tells a computer what to do and how to do it Prompt A message the screen displays to request information or tell you what action you need to perform next See also Command prompt 14 Glossary RAM Random Access
141. rive and then if necessary follow the instructions in Appendix B to format your new hard disk If you have added a hard disk drive and you want to load MS DOS or another operating system from that drive you need to install the operating system on it See your MS DOS manuals or the documentation that came with your operating system for instructions If you install an optional memory card use the setup program that comes with it to configure the computer for use with the card See your memory card manual for instructions Additionally you may need to add some commands to your configuration files See your MS DOS manuals and the manual that comes with your optional equipment for instructions You may also want to test a newly installed option Some options come with their own diagnostics test programs and you can use the diagnostic programs on your Reference diskette to test the following Q System memory Q Serial and parallel ports Q Disk drives 1 Monitors and display adapters See Appendix B for instructions 6 26 Installing and Removing Options Chapter 7 Installing and Removing Disk Drives The instructions in this chapter describe how to install and remove optional Epson drives in your computer You can use these instructions to install a variety of devices including diskette drives hard disk drives and tape drives Although your drive may look a bit different from the one illustrated here you install it the same way
142. ror Error Parity error Error Time out Check to make sure that the test connector is securely connected to the port If the error persists contact your dealer Exiting System Diagnostics To exit from the System diagnostics program press Est You see the following prompt Do you want to exit diag Y N N Before you press a key remove the Reference diskette from drive A If you do not have a hard disk insert your MS DOS Startup diskette in the drive Then press Y and Enter to exit the program You see this message Stand by while system is rebooting The computer loads MS DOS and you see either the C or A prompt Performing System Diagnostics B 25 Appendix C Troubleshooting You should not encounter any difficulties as you set up and use your computer but if anything out of the ordinary happens refer to this appendix You can correct most problems by adjusting a cable connection repeating a software procedure or resetting the computer Besides trying the suggestions in this chapter you can run diagnostics checks on the various components of your computer system See Appendix B for instructions If the suggestions here or in Appendix B do not solve the problem see Where to Get Help in the Introduction Identifying Your System When you request technical assistance be ready to provide the serial number of your computer its ROM BIOS version number its configuration including the type of disk
143. sary See Changing the Processor Speed in Chapter 4 for instructions and for information on accommodating copy protected programs If you have entered an MS DOS command that you want to stop there are special key combinations you can type to tell MS DOS to stop what it is doing These methods may also work in your application programs Q Hold down Ctrl and press C Q Hold down Ctrl and press Break Troubleshooting C 15 4 An application program can occasionally lock the computer making it unresponsive to the keyboard If your computer does not respond when you type on the keyboard you can reset it Follow the instructions in Chapter 3 5 If resetting the computer does not help turn off your system wait five seconds and then turn it back on Then you can restart your application program 6 If none of these solutions solve your software problem contact the software manufacturer for technical support Printer Problems Below are some general steps to follow if you are having difficulty with your printer If the problem persists and you need more detailed information check your printer manual 1 If your printer does not work at all check that the printer has power and is properly connected to the computer Also make sure your printer has paper in it See Chapter 1 for instructions or see your printer manual 2 Check the printer manual for the printer s correct DIP switch or control panel settings These setti
144. sary 3 Configuration The particular setup of a group of components A typical system configuration consists of a computer with one diskette drive and one hard disk drive connected to a monitor and a printer Control code A command generated when you hold down Ctrl and press another key on the keyboard that instructs the computer to perform a specific function Coprocessor An optional device that enables the computer to process certain mathematical calculations faster Copy protected program A type of program that cannot be copied Some copy protected programs require you to leave the program diskette in the drive while you are using it Some also require the computer to be running at low speed 10 MHz instead of high speed 20 MHz See also Automatic speed CPU Central Processing Unit The primary unit of the computer that interprets instructions performs the tasks you indicate keeps track of stored data and controls all input and output operations Cursor The highlighted marker that shows your position on the screen 4 Glossary Cylinders The vertical alignment of tracks in a hard disk that can be lined up under one read write head The number of tracks on a disk is equal to the number of cylinders times the number of heads Data Information such as text or graphics stored or processed by a computer Data diskette A formatted diskette on which you store data files as opposed to program files
145. scroll through the types until you come to 47 USERTYPE 2 Use the numeric keys to enter the appropriate values for these parameters Cyl n the number of cylinders on the disk Head the number of read write heads in the drive WPcom the precompensation cylinder LZone the landing zone the area on which the computer parks the heads when you run the HDSIT program Sec the number of sectors on the disk Size the total amount of storage capacity for the disk Running the SETUP Program 2 7 Press Enter after typing each number If you enter an invalid number the computer beeps and does not go on to the next parameter Check your drive documentation and try again You do not enter a value for Size SETUP does this automatically based on the other values you have entered Setting the Primary Display Type This option lets you define the type of adapter you are using in your computer for your primary display device Q VGA or EGA Q Color 80 x 25 Q Monochrome m Color 40 x 25 Note that this option defines the display adapter the built in VGA port or an optional video interface card in your computer not the monitor connected to it If you have connected your monitor to the computer s built in VGA port select VGA or EGA Otherwise follow these guidelines to select the correct adapter type O If you have a color graphics adapter CGA or a multi mode graphics adapter MGA attached to an RGB color monito
146. splay Not installed Be sure to save your settings as described at the end of this chapter when you exit the SETUP program 2 14 Running the SETUP Program Setting the Built in interfaces This option lets you define how the following built in interfaces operate Q Parallel port LPTI LPT2 LPT3 Q Serial port COMI or COM2 Q Hard disk drive controller HDC Qa Floppy disk drive controller FDC Setting the Parallel Interface The built in parallel port is set to act as the primary port LPT1 If you install an option card that provides an additional parallel interface you may need to select LPT2 or LPT3 for the built in port Follow these guidelines Q If you are using only the built in port select LPTI Also select LPT if you have installed an additional port but want to keep the built in port the primary adapter Q If you have installed an additional port that is pre set to act as the primary port or one that you want to be the primary port select LPTE For example if you have installed an IBM monochrome adapter parallel interface card the parallel port on the card must be the primary adapter and you need to select LPT2 for the built in port Q If you have installed two additional parallel ports and want them to be primary and secondary select LPT3 Q If you have installed three additional parallel ports and you do not want to use the built in port select Disable Note Be sure to set any jumpers on th
147. tem Operations Using AUTOEXEC BAT and Other Batch Files Changing the Processor Speed 2 lt 44 ies casa eeewsaus Entering Keyboard Commands Using the ESPEED Propram 2 lt lt 1 lt 05 lt 002 lt 0 lt Using Expanded Memory Beyond 640KB Modifying the CONFIG SYS File Using the VGA Utilities 002 eee eee Chapter 5 Accessing Internal Components Removing the Cover cx lt s saenseied cogvewetdowwwss Removing the Subassembly 0 0005 Replacing the Subassembly 0 00 eee eens Replacing the Cover is csii lt e ie tee seen cad aeeaw eax 5 17 Chapter 6 Installing and Removing Options Changing the Jumper Settings s lt ns lt svessnaes kas Setting the Jumpers s s ade on duakd tem eee Replacing the Battery s lt lt icettsanterisaecinetiendiws Installing an Option Card Removing an Option Card ais i155 6o0igen etnias Adding Memory Modules i o0iccccsases cece ones Installing Memory Modules 05 Removing Memory Modules Installing a Math Coprocessor ss4 scs lt ksessaveews os Removing a Math Coprocessor 000s eee eee eee Post installation Setup for Memory Cards Post installation Setup os 256540 ches eee eee ee ees Chapter 7 Installing and Removing Disk Drives Using the Correct Drive Bay sv lt sda0sex0sanseekasexye se How to Use This
148. ter 3 7 Your computer uses the read write heads in a disk drive to store and retrieve data on a disk To write to a disk the computer spins it in the drive to position the disk so that the area where the data is to be written is under the read write head A diskette has an exposed area where the read write head can access it Because data is stored magnetically you can retrieve it record over it and erase it just as you play record and erase music on a Cassette tape Types of Diskette Drives The following list describes the four types of diskette drives you can use in your computer and which diskettes to use with them 1 44MB drive Use 3 1 2 inch double sided high density 135 TPI tracks per inch 1 44MB diskettes These diskettes contain 80 tracks per side 18 sectors per track and hold up to 1 44MB of information which is approximately 600 pages of text Q 1 2MB drive use 5 1 4 inch double sided high density 96 TPI 1 2MB diskettes These diskettes contain 80 tracks per side 15 sectors per track and hold up to 1 2MB of information which is approximately 500 pages of text Note MB stands for megabyte which equals 1024KB or 1 048 576 bytes KB stands for kilobyte which equals 1024 bytes Each byte represents a single character such as A or 3 Q 720KB drive Use 31 2 inch double sided double density 135 TPI 720KB diskettes These diskettes contain 80 tracks per side 9 sectors per track and h
149. that file sequentially BIOS Basic Input Output System Routines in ROM Read Only Memory that handle basic input output functions of the operating system and the video controller Bit A binary digit 0 or 1 The smallest unit of computer storage The value of a bit represents the presence 1 or absence 0 of an electric charge Boot To load the operating system into the computer s memory 2 Glossary Byte A sequence or group of eight bits that represents one character CGA Color Graphics Adapter A type of display adapter card that can generate up to 25 lines of text with 80 characters on each line monochrome graphics at 640 x 200 resolution or four color graphics at 320 x 200 resolution Character Anything that can be printed in a single space on the page or the screen includes numbers letters punctuation marks and graphic symbols CMOS Complementary Metal Oxide Semiconductor A type of low power silicon chip Code A system of symbols for representing data or instructions Also any software program or part of a program Command An instruction you enter usually on a keyboard to direct your computer to perform a specific function Command prompt The symbol or message that tells you MS DOS is loaded and ready to receive instructions The default command prompt displays the current drive and directory If you are logged onto drive C the command prompt may look like this C gt Glos
150. the packing materials in case you remove the card later Grip the card firmly by the top comers and make sure the connectors point down as shown below Insert the card into the slot guiding it straight down Once the connectors reach the slot push the card downward firmly but carefully to insert it fully You should feel the card fit into place If the card does not go in smoothly do not force it pull it all the way out and try again keeping it straight as you insert it Examine the card to verify that it is fully seated in the slot along the length of the connector Installing and Removing Options 6 7 Secure the end of the card to the back of the computer with the retaining screw Follow the instructions in Chapter 5 to replace the cover Then see Post installation Setup at the end of this chapter Removing on Option Card If you need to remove an option card follow these steps L Remove the screw securing the card to the back of the computer and pull it straight up and out of the slot Cover the option slot opening with the original metal cover and secure it with the retaining screw If you are removing an option card that controls a mouse you need to change the setting of jumper J4 on the main system board If you are removing a display adapter card you may need to change the settings of jumpers Jl J3 and J5 See page 6 2 for instructions Replace the cover See Chapter 5 for instruct
151. three tabs on the edge faces away from you as shown below 2 Insert the three tabs into the three notches in the back of the front panel of the computer Accessing Internal Components 5 17 3 Lower the back of the cover onto the computer and press down firmly on all edges of the cover to form a tight seal 4 Turn the large screw on the back panel clockwise to secure the cover to the computer 5 Reconnect the computer to the monitor printer keyboard and any other peripheral devices you have Then reconnect the power cable to the back of the computer and to an electrical outlet 5 18 Accessing Intemal Components Chapter 6 Installing and Removing Options You can enhance the performance of your computer by adding a variety of options including the following Q Option cards Q Memory modules Q A math coprocessor An option card is a circuit board you install in your computer to add a particular function Most option cards contain a device such as a modem or provide an interface such as a connector to which you connect to a network This chapter describes how to install option cards and configure your computer for use with them Memory modules also called SIMMs single inline memory modules amp allow you to increase the amount of memory in your computer This chapter describes the types and amounts of SIMMs you can use in your computer If you want to install memory modules you may prefer to ask your dealer to d
152. to speed When it is running at high speed the TURBO light on the front panel is illuminated At high speed it can access memory faster so your programs work faster You should use high speed for everything you do unless you are using an application program that requires the slower speed Some programs especially older ones have specific timing requirements when accessing diskettes Check your application program manual You can also set the processor to change speed automatically This enables the computer to switch to low speed whenever it needs to access a diskette but run at high speed for all other operations Select Hi gh speed for 20 MHz Low speed for 10 MHz or Auto speed to have the computer switch to low speed automatically when necessary Note You may not want to use the automatic setting for certain copy protected programs See Changing the Processor Speed in Chapter 4 for more information In addition to selecting the default operating speed through SETUP you can change the speed temporarily by giving a keyboard command or by running the ESPEED program See Changing the Processor Speed in Chapter 4 for more information Running the SETUP Program 2 11 EMS Size The EMS Size option provides a simple way to set the amount of memory you want to use as expanded Expanded memory can be used by application programs conforming to the Lotus Intel Microsoft Expanded Memory Specification LIM EMS T
153. to step 5 If you are installing a hard disk drive go to step 6 If you are installing a diskette drive in the lower drive bay you may want to turn the subassembly upside down and place it on your work surface Then locate the diskette drive ribbon cable one end is connected to the top diskette drive and the other end is free Use the connector in the middle of the cable to connect the second drive As shown in the next illustration there is a large slot in this connector with a small plastic divider near one end of the slot Installing and Removing Disk Drives 7 21 7 22 The interface that protrudes from the back of the drive has gold contacts on both sides Near one end of the interface there is a gap to accommodate the plastic divider on the connector Align the connector with the interface so that the plastic divider on the connector lines up with the gap in the interface as shown below divider gap Make sure the cable connector fits properly onto the drive interface and then push it onto the interface Then go to step 8 Caution If you do not correctly align the connector you could severely damage your diskette drive when you push it in Installing and Removing Disk Drives 6 Locate the hard disk drive ribbon cable that you removed from the drive in the vertical mounting position Follow the instructions below to attach the connector in the middle of this cable to the horizontal hard disk drive As
154. tor with the socket so that the row in the connector with the blocked hole lines up with the row in the socket with the missing pin as shown below Make sure the holes fit over all the pins and then push in the connector Caution If you do not correctly align the holes with the pins you could severely damage your hard disk drive when you push in the connector Installing and Removing Disk Drives 4 Locate one of the power supply cables that lead from the power supply behind the horizontal drive bays The cables are labelled Pl P2 and P3 you can use any one As shown below the end of the connector has two notched comers power supply cable power supply socket notched corners The power supply socket is on the back of the hard disk drive next to the cable you just connected The socket also has two notched comers as shown above 5 Pull the cable through the lower opening in the right side of the subassembly so it reaches the drive socket easily Align the connector with the socket so that the notched comers on the connector line up with the notched comers of the socket as shown below notched comers notched corners A Installing and Removing Disk Drives 7 15 6 Notice that there are two tabs facing downward on one edge of the mounting plate These tabs will fit into two slots in the right side of the subassembly slots Guide the tabs into the slots and tilt the top of the drive
155. tte drive cable Look at the back of each drive to make sure you know which cable is which 5 14 Accessing Internal Components Both the diskette drive and hard disk drive sockets are located on the main system board on the left side of the subassembly as shown below diskette drive socket hard disk drive socket subassembly Both sockets have a notch on one side Connect the diskette drive cable first As shown below there is a tab on one side of the connector diskette drive connector Accessing Internal Components 5 15 Align the connector with the socket so the tab on the connector lines up with the notch in the socket Make sure the holes in the connector fit over all the pins in the socket and then push in the connector Caution If you do not correctly align the holes with the pins you could severely damage your computer when you push in the connector 7 Now connect the hard disk drive cable in the same manner 8 To replace the front panel fit the three ridged tabs on its bottom edge into the three notches on the lower edge of the computer as shown below 9 Tilt up the front panel until the clips on the top of the panel touch the computer Then push on the top of the panel until it clicks into place 5 16 Accessing Internal Components Replacing the Cover Follow these steps to replace the computer s cover 1 Facing the back of the computer hold the cover so that the side with
156. umn text mode The VGA device drivers and utilities are described in the VGA Utilities booklet that came with your system 2 Introduction How to Use This Manual This manual explains how to set up and operate your computer install options and run diagnostic checks Although the illustrations show a computer with a 21 4 inch diskette drive instructions for using a 31 2 inch drive are included Note This manual covers basic operating instructions for using your computer but does not explain how to use MS DOS See your MS DOS manuals for comprehensive instructions on installing and using the operating system You do not need to read everything in this book see the following chapter summaries Chapter 1 provides simple step by step instructions for setting up your system On the back cover foldout are illustrations identifying the different parts of your computer refer to these as you set up your system Chapter 2 describes how to run the SETUP program to define your computer s configuration Do this before you use your computer You may need to do it again later if you change the configuration Chapter 3 provides instructions for important operating procedures such as using and caring for disks and disk drives Chapter 4 describes specialized features you can use to enhance your system s performance Chapter 5 describes how to remove and replace the computer s cover and subassembly to access the internal
157. urce l 2 supply A 3 Power on diagnostics C 2 Power supply notional 7 25 26 Precautions computer 16 5 4 hard F Primary display type 2 8 9 Primary port 2 15 16 Printer adapter test B 23 24 connecting 1 8 11 parallel interface 1 8 10 A A 2 problems C 16 17 serial interface ee ac ST speed 2 11 4 26 Protector card 1 3 flail R RAM test B 10 B 124C 2 ad OD y memo ae Read write heads 3 8 Real time clock Redirecting printer ou A l 11 Reference diskette 3 17 Removing diskettes 3 15 16 RESET button Resetting the computer 3 4 5 ROM see Read Only Memory Run time parameters B 3 9 S Secondar Sector 3 7 Serial cable 1 11 interface 11 2 113 16 A 2 port 1 11 port test B 24 SETMODE I 11 Setting up 1 1 18 SETUP menu 2 2 3 H 19 20 port 2 15 16 Index 5 SETUP program base memory diskette drive types display type 2 8 9 EMS size 2 12 13 hard disk drive type s keyboard test function oat 2 13 14 primary display type 2 8 9 processor speed real time clock 2 3 running l 18 2 1 17 6 25 26 saving settings 2 16 17 serial interfac shadow RAM starting the program 1 18 2 2 3 SETVGA utility Shadow RAM fed 2 10 4 7 A l SIMMS configuring memory on 6 25 26 installing 6 14 18 problems removing 6 18 20 specifications 6 14 15 A l Slave drive 7 4 7 6 SNOOZE utility Software
158. ursor keys additional 4 key cursor pad 16 function keys user definable Function Four levels normal shift control alternate user definable Environmental Requirements ondition Operating ao Storage range range Temperature 41 to 95 F 4 to 140 F 4 to 140 F 5 to 35 C 20 to 60 C 20 to 60 C Humidity 20 to 80 10 to 90 10 to 90 non condensing Altitude 330 to 9900 ft 330 to 11880 ft 330 to 39600 ft 100 to 3000 m 100 to 3600 m 100 to 12000 m Maximum 68 F 104 F 134 F wet bulb 20 C 40 C 57 C Physical Characteristics A 4 Width 14 75 inches 375 mm Depth 17 5 inches 444 mm Height 5 9 inches 150 mm Weight Single diskette drive model without keyboard 20 6 lb 9 4 kg Specifications System Memory Map OOOFFFFFFh System BIOS ROM 64KB Duplicated from OF0000h OOOFFO000h Reserved for system board 64KB Duplicated from 0 0000h O00FE0000h 16MB Maximum system memory 00100000h 1MB System BIOS ROM 64KB Default Shadow RAM Duplicated at FF0000h 000F0000h Reserved for system board 64KB Duplicated at FE0000h 000E0000h 1 O Expansion ROM 96KB Reserved for ROM on I O adapters 000C8000h VGA BIOS ROM 32KB Default Shadow RAM 000C0000h Video memory 128K8 Reserved for graphics display buffer 000A0000h 640KB Conventional system memory 640KB 00000000h Specifications A 5 Appendix B Performing System Dia
159. way from your originals If you have a hard disk you ll probably use it to store the programs and data files you use regularly Keep backup copies of all your files on diskettes You can copy your data in several ways See your MS DOS manuals for instructions on using the following commands Q You can use the COPY or XCOPY command to copy individual files or groups of files 3 You can use the DISKCOPY command to make an exact duplicate of a diskette Q You can use the BACKUP command to back up hard disk files to diskettes Because BACKUP can split large files across two or more diskettes it makes more efficient use of diskette space than COPY or XCOPY Using Your Computer 3 17 Using a Hard Disk Drive Using a hard disk is similar to using a diskette However the hard disk provides several advantages A 40MB hard disk can store as much data as approximately thirty three 1 2MB diskettes and a 100MB hard disk can store as much data as approximately eighty two 1 2MB diskettes Q Your computer can perform all disk related operations faster Q You can store frequently used programs and data files on the hard disk eliminating the inconvenience of swapping diskettes to access different files The added storage capacity makes it easy to move back and forth between different programs and data files However because it is so easy to add programs and files to your hard disk you may find yourself trying to organize hundreds o
160. y adapter Enables the built in VGA display adapter Disables the password function Enables the password function A color monitor is installed A monochrome monitor is installed Enables the built in mouse connector Disables the built in mouse connector so you can use a mouse or other pointing device connected to a port on an option card in your computer Enables the IRQ9 signal for the built in VGA display adapter Enables the IRQ9 signal for a display adapter on an option card Factory setting Installing and Removing Options If you need to change any jumper settings follow these steps 1 Remove any option cards that may be blocking your access to the jumpers See page 6 13 for instructions 2 Change the jumper settings 3 Replace any option cards you removed See Installing an Option Card on page 6 9 4 Follow the instructions in Chapter 5 to replace the computer s cover Replacing the Battery Your computer comes with a 3 6 volt lithium battery that provides power for the real time dock and the CMOS RAM The real time clock keeps track of the time for your computer and the CMOS RAM stores the information about your system configuration that was saved by the SETUP program This battery lasts approximately three to five years If it loses power you will see an error message when you turn on or reset your computer Contact your dealer to obtain a replacement battery pack Your dealer can also
161. ystem you may want to leave this manual s back cover foldout open so you can refer to the illustrations identifying the different parts Note The illustrations in this manual show the computer with a 5 inch diskette drive If your system has a 32 inch diskette drive instead and you need instructions for using it see Chapter 3 Choosing a Location Setting Up Your System 1 1 Before you set up your computer it s important to choose a safe convenient location that provides the following a a A sturdy desk or table strong enough to support the weight of your system and all of its components A flat hard surface Soft surfaces like beds and carpeted floors attract static electricity which can erase data on your disks damage the computer s circuitry and prevent proper ventilation Good air circulation Leave several inches of space around the computer so air can move freely Moderate environmental conditions Select a cool dry area and protect your computer from extremes in temperature humidity dust and smoke Avoid direct sunlight or any other source of heat Appropriate power sources To prevent static charges connect all your equipment to three hole 120 volt grounded outlets You need one outlet for the computer one for the monitor and additional outlets for a printer and any other peripheral devices No electromagnetic interference Do not place your system too dose to any electrical dev

Epson 320SX PLUS Personal Computer User Manual

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