Epson EL 486UC - Manual (Page 11)

OptionaI Equipment
You can easily upgrade your computer by installing additional
memory and a wide variety of options, as described below.
(Installation instructions are provided in Chapters 4 and 5.)
System Memory
By adding 4MB, SMB, 16MB, and 32MB SIMMs (single inline
memory modules) to the main system board, you can expand
the computer’s memory up to 64MB.
Cache Memory
You can increase your cache memory to 64KB, 128KB, or 256KB
by installing SRAM chips on the main system board.
Additional cache allows your system to access frequently used
data faster, improving overall system performance.
Video Memory
You can install video memory chips to increase the video
memory to lMB, allowing you to use higher resolutions with
more colors.
Microprocessor
You can upgrade your system with these microprocessors:
486SXJ 33
486DW 33
486DX2150
486DX2166.
Introduction 3