Epson 20 - Page 117

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When the back edge of the cover has cleared the power switch,

you can lift off the cover. Separate the sides from the bottom

ledge of the computer by pulling them outward slightly, as shown

below. Then lift off the cover and set it aside.

Installing Options 6-5

Main Page

Copyright Notice2
Fcc Compliance Statement3
Table of Contents5
Introduction11
How to Use this Manual12
Where to Get Help14
Setting up Your System15
Unpacking15
Removing the Diskette Drive Protector Card16
Choosing a Location17
Connecting a Monitor18
Connecting a Printer20
Using the Parallel Interface21
Using the Serial Interface22
Connecting the Power Cord23
Connecting the Keyboard24
Setting the Monitor Type26
Turning on the Computer26
Loading MS-DOS28
Copying System Diskettes29
Running the Setup Program31
Starting the Setup Program32
Setting the Amount of Memory33
Setting the Display Type35
Setting the Auto Speed Function36
Setting the Shadow RAM Function38
Setting the Coprocessor Function39
Setting the Mass Storage39
Setting the Real-Time Clock41
Leaving the Setup Menu43
Preparing a Hard Disk for Use45
Checking the Hard Disk46
Partitioning the Hard Disk48
Creating the Primary Partition49
Creating the Extended Partition on a 40MB Disk50
Creating the Extended Partition on a 90MB Disk51
Formatting the Primary Partition53
Copying the Remaining Files to the Hard Disk55
Formatting the Extended Partition56
Booting from the Hard Disk57
Using the Equity 38658
Locking the Computer58
Selecting the Execution Speed59
Cpu Speed60
Selecting the Monitor Type60
Controlling the Volume61
Resetting the Computer61
Special Keys on the Equity 386 Keyboard62
Using Disks and Disk Drives65
How Disks Store Data65
Types of Diskette Drives67
Caring for Diskettes and Diskette Drives69
Inserting and Removing Diskettes70
Write-Protecting Diskettes72
Making Backup Copies73
Using a Single Diskette Drive74
Using Two Diskette Drives75
Using a Hard Disk Drive75
Preparing the Hard Disk for Moving77
Backing up the Hard Disk77
Turning off the Computer78
Using MS-DOS with Your Equity 38679
Starting and Exiting MS-DOS79
Drive Designators80
The Default Drive80
Changing the Default Drive81
The MS-DOS Command Format81
Entering MS-DOS Commands82
Creating and Managing Files83
Naming Files83
Copying Files84
Renaming Files86
Deleting Files87
Printing Files88
Using Directories88
The Default Directory90
Using Pathnames90
Including Filenames with Pathnames91
Including Drive Letters with Pathnames and Filenames92
Listing the Contents of a Directory93
Creating Directories94
Removing Directories94
Changing the Default Directory94
Formatting Diskettes95
Formatting Diskettes with a Hard Disk96
Formatting Diskettes with Two Diskette Drives96
Formatting Diskettes with One Diskette Drive (no Hard Disk)97
Backing up98
Using the DISKCOPY Command98
Using the BACKUP Command101
Using the Epson HELP Program101
Using the Epson MENU Program103
MENU Program Options104
Using the XTREE Utility105
Running XTREE106
Cautions107
Using an AUTOEXEC.BAT File108
Creating an AUTOEXEC.BAT File108
Using Memory Beyond 640KB110
About EEMM386.EXE111
Using HDCACHE and EEMM386.EXE112
Installing Options113
Adding Memory Modules113
Installing Option Cards115
Removing the Cover115
Installing an Option Card118
Changing Jumpers on the SPF Card122
Changing the Jumper Settings127
Removing an Option Card129
Replacing the Cover130
Post-Installation Setup131
Appendixes a Troubleshooting132
Error Messages132
The Computer Won't Start133
The Computer Locks up133
Monitor Problems134
Diskette Problems135
Hard Disk Problems136
Software Problems137
Printer Problems138
Option Card Problems138
Power-On Diagnostics140
System Device Check140
Clock and CMOS RAM Check141
RAM Check142
Keyboard Controller and Keyboard Check142
Display Card Check143
Optional RAM Check143
Floppy Disk Drive Seek Check143
Hard Disk Controller and Hard Disk Check144
Performing System Diagnostics145
Starting System Diagnostics145
Color Graphics Adapter and Crt146
Modifying the DEVICE LIST147
Selecting a Test149
Resuming from an Error150
System Board Check151
Memory Check151
Keyboard Check152
Monochrome Display Adapter and CRT Check153
Monochrome Adapter Check154
Attribute Check154
Character Set Check154
Video Check155
Sync Check155
11 - Run All above Checks156
Color Graphics Adapter and CRT Check156
Color Graphics Adapter Check157
Attribute Check157
Character Set Check157
40-Column Character Set Check158
320X200 Graphics Mode Check159
640X200 Graphics Mode Check160
Screen Paging Check160
Light Pen Check161
Color Video Check162
Sync Check163
Run All above Checks163
Floppy Disk Drives and Controller Check163
Sequential Seek Check164
Random Seek Check165
Write, Read Check165
Run All above Checks166
Math Coprocessor Check166
Parallel Port (Printer Interface) Check166
Alternate Parallel Port Check167
Parallel Port (on Video Adapter) Check167
Serial Port (RS-232C) Check167
Alternate Serial Port Check169
Dot-Matrix Printer Check169
Hard Disk Drives and Controller Check170
Seek Check171
Write, Read Check171
Read, Verify Check172
Run All above Tests173
Error Codes and Messages174
Physically Formatting a Hard Disk177
Formatting and Checking Options178
Conditional Format (Normal179
Unconditional Format182
Destructive Surface Analysis184
Non-Destructive Surface Analysis185
Hard Disk Drive Types187
F Specifications189
CPU and Memory189
Controllers189
Interfaces189
Power Supply190
Mass Storage190
Keyboard191
Environmental Requirements191
Physical Characteristics191
Glossary192
Application Program192
AUTOEXEC.BAT File192
Base Memory193
Batch File193
Command Prompt194
Control Code194
Default Drive195
Dip Switch196
Disk Drive196
Extended Memory197
Floppy Disk198
Math Coprocessor200
Main Memory200
Monochrome Monitor201
Memory Module201
Numeric Keypad202
Read/Write Head204
Real Time Clock204
Root Directory204
Shadow Ram205
System Diagnostics206
Video Card206
Write Protect207

Epson 20 - Page 117

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