Epson EL 3S/33 - Manual (Page 13)

The VGA controller supports standard resolutions up to
640 x 480 in 16 colors and extended resolutions up to 1024 x 768
in 4 colors (interlaced or non-interlaced). With 512KB video
memory, the controller supports resolutions up to 1024 x 768 in
16 colors; with 1024KB, it supports the same resolutions in up
to 256 colors.
VGA Utilities
Your computer comes with special VGA drivers and utilities
for use with the integrated VGA interface. With these utilities,
you can take advantage of the extended VGA features such as
high resolutions and 132-column text mode when you run
popular application programs.
Optional Equipment
You can easily upgrade your computer by installing additional
memory and a wide variety of options as described in
Chapters 3 and 4.
Memory
By adding 256KB, 1MB, and 4MB SIMMs (single inline memory
modules) to the main system board, you can expand the
computer’s memory up to 16MB.
Drives
Your system can support up to three internal mass storage
devices, including hard disk drives, diskette drives, a tape
drive, or a CD-ROM drive. As your storage needs expand, you
can install additional drives.
2 Introduction