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Product Support Bulletin(s) - Page 9
... 32MB
Q15.
A. A external secondary cache is provided by installing optional Static RAM (SRAM) memory chips on the main system memory. Yes, the Epson EL 486UC computer can be upgraded to perform parity checking on the computer's main system board. This decision was designed not to support an optional external secondary cache? PSB No: S-0168...
User Manual - Page 9
... 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
Vlll 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 Turning Off...
User Manual - Page 12
... features:
486SX, 25 MHz microprocessor upgradable to 486SX/33, 486DX/33,486DX2/50, or 486DX2/66 4MB of internal memory, expandable to 32MB System and video BIOS shadow RAM 8KB of internal processor cache and support for up to three mass storage devices Password security.
Introduction
Your new Epson® EL 486UC computer is...
User Manual - Page 32
...system BIOS detects the type of RAM and updates the total memory size automatically.
If you connected your system. Checking... Memory
Your computer comes with 4MB of RAM on this SETUP screen. DOS and application programs that the BIOS doesn't ...your monitor to select the correct adapter type.
1-16 Setting Up Your System If you installed an optional video card, follow the guidelines below to...
User Manual - Page 34
... computer, it looks for the Password option. You see "Not set a password, move the cursor to the
Password option and press Enter. When you see the word "Set" displayed for the operating system.
You see this symbol:
. To set " at 8 MHz to provide compatibility with older application programs.
Setting the Password
The SETUP program lets you want to load...
User Manual - Page 67
...
You can upgrade your settings as you have installed on performing those steps.
3-24 Installing and Removing Options Run SETUP to enable the External Cache option and check that the Shadow BIOS ROM and Shadow Video ROM options are set to upgrade your system.
You can use to upgrade the microprocessor in the final column for instructions on the...
User Manual - Page 70
... into the socket, pressing evenly on page 3-25 to install a heat sink, replace the oscillator, or change jumper settings for a new microprocessor. 5. Contact your vendor for the... board under the socket. Installing and Removing Options 3 - 2 7 If they are bent, do not install the processor chip. Then follow the appropriate instructions. Remove the replacement chip from its package and...
User Manual - Page 97
..., select Other (Requires disk
provided by the name of the driver set and press Enter. 14. Select the TVGA driver you want to install it with the standard VGA driver. Type SETUP and press Enter. 3.
At the prompt, type the name you have not yet installed Windows 3.1, follow these instructions to use, and then press Enter. Exit the...
User Manual - Page 98
... Word
program directory. Insert the Utility Diskette 1 in drive A. 6. Press ESC to install. 8. Select the driver you have not yet installed Word 5.0, follow these instructions to install it. Select Display Mode. Rename the driver file SCREEN.VID to finish running
SETUP. Installing Video Drivers 5-5 Follow the instructions on the screen to the name
SCREEN.OLD. 3. Log onto your Word...
User Manual - Page 99
Then follow the instructions in drive A. 3. Start your Quattro Pro directory. 2. Type /O to display the available display mode drivers. 7.
Insert the Utility Diskette 1 in the Quattro Pro documentation to use .
5-6 Installing Video Drivers Type D to select the Options menu. 6. Select the extended text mode you want to install the extended VGA drivers for 132-column modes. ...
User Manual - Page 100
...,16 colors; Select one of the extended graphics drivers. Press Shift F1 to install it. Choose from the utility
disk to install the new drivers. 1. Select the resolution you want for your WordPerfect directory by typing: COPY A:\WP51\*.VRS
4. Installing Video Drivers 5 - 7
WordPerfect
If you selected. Then follow the instructions in drive A. 3. and 786 x 1024, 16 colors...
User Manual - Page 113
... Chapter 3 for information on diagnostics program is not working properly or you installed the mouse driver correctly and selected the right settings for the serial ports in the SETUP programs. See the documentation that came with your mouse and Chapter 1 for instructions.
6-12 Troubleshooting They may be inserted all the way. Also make sure you see...
User Manual - Page 124
... 1-10, 1-20 Compatibility, VGA driver, 5-2 Computer problems, 6-3 Configuration
changing, 1-9-10, ...settings, 6-11 Controller
diskette drive, A-2 hard disk drive, A-2 parallel port, A-2 problems, 6-13 VGA, Intro-2, A-2 Conventional memory, 1-16 Coprocessor, math, Intro-3, 1-11 Cover removing, 3-3 replacing, 3-4 CPU jumpers, 3-8 replacing, 3-26-27 specifications, A-1 speed, 1-18 type, 1-11 upgrading...
User Manual - Page 125
...-4 Epson Direct, Intro-4 Errors diskette drive, 6-8 hard disk drive, 6-8 keyboard, 6-5 operating system, 1-8 read/write, 6-9 Exit menu, SETUP, 1-20 Extended memory, 1-16 text mode, 5-1, 5-6 VGA, Intro-2, 1-21 video drivers, 5-2 External cache, see Cache External device problems, 6-12
F
Faceplate, removing, 4-14 Factory default settings, 1-20 Fast processor speed, 1-18, 2-5, A-1 Files, repairing...
User Manual - Page 130
...Software installing, 1-21 problems, 6-10 version, 6-2 Speaker, A-3 Specifications, ...drivers, 5-3 System BIOS, 6-1, A-1 board, 3-5, 3-7, 3-10, 3-14, 3-20, 4-5 configuration, 6-1 identifying, 6-1 information, 1-11 memory, 1-16 specifications, A-1-8
T
Tape drive, Intro-3, 4-1, 4-13 Temperature, A-5 Three-pin jumper, 3-9 Time, setting, 1-11 Timing requirements, 2-5 Trident, 5-6-7, A-2 Troubleshooting...
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