Enabling an External Cache . . . . . . . . . . . . . . . . . . l-19
Setting Shadow ROM Options . . . . . . . . . . . . . . . . . l-19
Remapping Memory . . . . . . . . . . . . . . . . . . . . . . l-19
Using Other Shadow Options . . . . . . . . . . . . . . . . . l-20
Exiting the SETUP Program . . . . . . . . . . . . . . . . . . l-20
Post-SETUP Procedures . . . . . . . . . . . . . . . . . . . . . . . l-21
Turning Off the Computer . . . . . . . . . . . . . . . . . . . . . . l-21
Chapter 2 Using
Your Computer
Inserting and Removing Disks . . . . . . . . . . . . . . . . . . . 2-l
Stopping a Command or Program . . . . . . . . . . . . . . . . . . . . . 2-2
Resetting the Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Using a Password
...........................................
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Changing the Processor Speed
Chapter 3 installing
and Removing Options
Removing the Cover . . . . . . . . . . . . . .
. . . . . . . . . . .
Replacing the Cover . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
Locating the Internal Components . . . . . . . . . . . . . . . . . 3-5
Changing the Jumper Settings . . . . . . . . . . . . . . . . . . . 3-6
Setting the Jumpers . . . . . . . . . . . . . . . . . . . . . . . 3-9
Installing Memory Modules (SIMMs) . . . .
. . . . . . . . . . 3-10
Inserting SIMMs . . . . . . . . . . . . . . . . . . . . . . . . . 3-11
Removing SIMMs . . . . . . . . . . . . . . . . . . . . . . . . 3-13
Installing an Option Card . . . . . . . . . . . . . . . . . . . . . . 3-14
Removing an Option Card . . . . . . . . . . . . . . . . . . . . . . 3-17
Removing the Option Card Connector Board . . . . . . . . . . . 3-17
Replacing the Option Card Connector Board . . . . . . . . . . . 3-18
Adding Video Memory . . . . . . . . . . . . . . . . . . . . . . . 3-19
Installing External Cache . . . . . . . . . . . . . . . . . . . . . . 3-22
Upgrading the Microprocessor . . . . . . . . . . . . . . . . . . . 3-24
Replacing the Processor Chip . . . . . . . . . . . . . . . . . . . 3-26
Installing a Heat Sink . . . . . . . . . . . . . . . . . . . . . 3-28
Replacing the Oscillator . . . . . . . . . . . . . . . . . . . . 3-29
Post-installation Procedures . . . . . . . . . . . . . . . . . . . . . 3-30
V l l l
Summary of Contents for EL 486UC
Page 1: ...EPSON EL 486UC User s Guide This manual is printed on recycled paper and is 100 recyclable ...
Page 30: ...Hard disk drive types continued 1 14 Setting Up Your System ...
Page 68: ...Possible microprocessor upgrades Installing and Removing Options 3 25 ...
Page 121: ...Specifications A 7 ...
Page 122: ...A 8 Specifications ...
Page 132: ...400235000 ...