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Epson ActionTower 3000 Computer Upgrading the Microprocessor, 3-24Installing and Removing Options

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When the computer restarts, it displays the amount of external cache you have installed on the system.

Upgrading the Microprocessor

You can upgrade your computer by replacing the microprocessor with a faster one. The following table lists the components you can use to upgrade the microprocessor in your system.

Microprocessor upgrade components

P a r t		Manufacturer	Voltage

486SX/33	processor	Intel	5 Volt
486DX/33 processor		Intel** or Cyrix*	5 Volt

486DX/40	processor	Cyrix*	5 Volt

486DX/50 processor		Intel** or Cyrix*	5 Volt
486DX2/50processor		Intel** or Cyrix	5 Volt

486DX2/66processor		Intel** or Cyrix	Intel, 5 Volt; Cytix, 5 Volt or
			3,6 Volt

SX2/50 processor		Intel*	5 Volt

DX4/75 processor		Intel or Cyrix	Intel, 3.45 Volt; Cyrix, 5 Volt

DX4/100 processor		Intel or Cyrix	Intel, 3.3 Volt; Cyrix, 5 Volt

Pentium OverDrive		Intel**	5 Volt
processor

Heat sink*		Tennmax Trading Corp®	-

Heat sink/fan assembly**		Tennmax Trading Corp.	-

*A heat sink is required for all Cyrix DX and DX2 processors (except the DX/33) and for the Intel SX2/50 processor

** A heat sink and fan assembly are required for all Intel DX, DX2, and Pentium OverDrive processors and for the Intel and Cyrix DX4 processors; except the Intel DX/33, which does not need a fan assembly

Note that your processor socket may not look exactly like the one shown here. If you’re not sure how to install your processor, contact the EPSON Connection and ask for assistance.

3-24 Installing and Removing Options

Contents

Page Page Important Safety Instructions Use only the type of power source indicated on the computer’s label Do not let the computer’s power cord become damaged or frayed •If you plan to use the computer in Germany, observe the following: Importantes instructions de sécurité Page Contents Chapter 2 Using Your Computer chapter 3 Installing and Removing Options and Removing Drives Trobleshooting Your System The Computer Will Not Start The Computer Does Not Respond Keyboard Page lntroduction Video Energy Savings VGA Drivers Optional Equipment How to Use This Manual Where to Get Help Help CompuServe On-lineSupport Setting Up Your System Unpacking Your Computer Setting the Voltage Selector Switch Setting Up Your System Connecting System Components Connecting the Power Cord Turning Your System On and Off 1-6setting up Your system Running the SETUP Program Starting the SETUP Program The table below lists the keys you can use to perform SETUP operations Key selected The System Setup Option Setting the time and date Setting the video display type Checking system memory Setting the diskette drive type(s) The Fixed Disk Setup Option Defining your own drive type The Advanced System Setup Option Configuring cache memory Note Configuring chipset registers Setting the Boot Options The System Security and Anti-VirusOptions 1.Select the Set Supervisor Password Option and press Enter You see a Set Supervisor Password window. Type the password you want press define a password of up to eight characters If you have forgotten your password(s), see “Password Problems” in Chapter Using the virus protection features Note To use passwords for diskette drive access, you must enable Access but leave the Using the Green PC Features The System Summary Option Post-SETUPProcedures A:\README To print the file to your printer, type the following and press Enter: A:\READMEP Use the same commands to read or print the README file on Drivers Diskette Using Your Computer Working Comfortably Stopping a Command or Program Resetting the Computer Using Energy Wisely Using Your Green PC Features Changing the Processor Speed 2-6Using Your Computer Installing and Removing Options Removing the Cover 6.Set the cover aside Replacing the Cover Locating the Internal Components Changing the Jumper Settings Page Setting the Jumpers Use 6.Replace the rear internal drive bay bracket, if necessary 7.Replace any option cards you removed; see page Installing Memory Modules Bank Installing and Removing options Inserting SIMMs Page Removing SIMMs Installing an Option Card Before you install any option cards in yours system, make Follow these steps to install an option card: 3-16Installing and Removing Options 4.Secure the end of the card to the computer with the retaining screw Removing an Option Card Adding Video Memory chip types 1.Locate the video memory sockets on the main system board, shown on page If there is an option card in your way, remove it. See page 7.Repeat steps 4 through 6 for each of the remaining chips 8.Replace any option cards you removed. See page 3-15for instructions 3-20Installing and Removing Options Installing External Cache Part number Installing the External Cache Chips 9.Replace any option cards you removed. See page Run SETUP to enable the option and check that the and enabled. You select these options from the Upgrading the Microprocessor Replacing the Processor Chip caution 3-26Installing and Removing Options Post-installation Procedures Procedures Installing and Removing Drives Remove mounting frames Removing Mounting Frames Installing a Drive in the Front Internal Drive Bay Page 4-6lnstalling and Removing Drives Locate one of the cables that lead from the power supply. (They have Removing a Drive From the Front Internal Drive Bay 3.Slide the drive out the back of the bay 4-21for post-installationinstructions Installing a Drive in an External Drive Bay 4.Connect the appropriate drive ribbon cable to the drive Installing and Removing Lkives 421 for post-installationinstructions 4-12Installing and Removing Drives Removing Drives Removing a Drive From an External Drive Bay a Drive Drive Bay 4-14Installing and Removing Drives Installing a Drive in the Rear Internal Drive Bay 4.Place the bracket on your work surface as shown in the next illustration 4-16Installing and Removing Drives Page 4-18Installing and Removing Drives Removing a Drive From the Rear Internal Drive Bay Page Post-installationProcedures Troubleshooting Identifying Your System Page The Computer Will Not Start The Computer Does Not Respond Keyboard Problems Mouse Problems Monitor Problems There is no display on the screen Check that the monitor’s power switch is on and that its power light is on The power light is on, but you still do not see anything on the screen The power switch is on but the power light is not on Turn off the monitor’s power, wait five seconds, and turn it back on Diskette Problems Diskette Drive Problems Hard Disk Drive Problems You see a hard disk drive error when you start your system You are unable to store data on the hard d&k drive FORMAT command.) Password Problems Software Problems Printer Problems Option Card Problems Memory Module Problems Controller Problems External Cache Problems Specifications CPU and Memory Green PC Math Controllers Interfaces Mass Storage Keyboard Mouse SETUP Program Physical Characteristics Power Supply Type Option Slot Power Limits Environmental Video Resolutions and Colors Hard Disk Drive Types Page A-10 Single drive Slave drive Options Available from EPSON Tested Operating Environments DMA Assignments Hardware Interrupts System Memory Map System I/O Address Map Hex address device 0C0 - 0DF Diskette drive controller Connector Pin Assignments Glossary ISA Microprocessor see CPU Parallel Power-ondiagnostics RAM serial Shadow RAM SIMM See Memory Module VGA Index 2 Index Index Jumpers Page 6 Index Page 8 index Epson America (USA) America (International) EPSON Worldwide Subsidiaries Distributors Caribbean Da costas Limited Central America