Epson 4S - Manual (Page 5)

Epson EL 4S/33+
Hard disk drive types
Video Memory
The computer comes with 256KB of video memory. You can
increase the video memory to 512KB or 1024KB by installing
20-pin, 70ns or 80ns, 44256 DIP (Dual Inline Package) chips.
For the memory to work properly, you must install one chip
in each socket.
Video memory chip configuration
* Standard video memory
Resolutions and colors
Math Coprocessor Upgrade
You can enhance your system’s performance for some
applications by installing a Cx83S87-33 math coprocessor.
Hard Disk Drive Types
The computer comes with a hard disk auto-sensing feature.
When you select AUTO
DETECT 1
or 2 for your hard disk
type in SETUP, the system detects the type of hard disk drive
you have installed when you boot and fills in the drive
information using values in the following table.
Some older or preformated drives
auto-sensing feature. If the parame
match the parameter of your hard
your own drive type in SETUP.
do not support the
ters displayed do not
disk drive, you can define
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