Epson EQUITY 386SX/20 PLUS Specification Sheet

Computer Specifications

CPU and Memory
CPU
or keyboard command
0 wait state memory access speed at
System memory
Memory expandable using 256KB,
(maximum); SIMMs must be fast-page mode,
8ons access sped (or faster)
ROM
0 wait state access speed; automaticatly
Shadow RAM
copies both ROM BIOS and video ROM into
Cache controller
32KB hi&qeed (25x1s) static RAM
Math coprocessor
Real-time clock, calendar, and
Controllers
supports up to two drive in any of four
Diskette
formats: 5 1 /knch, highdensity, 1.2MB;
5 l/4-inch. double-density, 36oKB;
3 1/2-m& highdtity, 1.44MB; or
3 1/2-m& double-density, ROKB; controller
on main system board
Series Computers
Equity
Hard disk
Interfaces
Monitor
serial
Parallel
Keyboard
option slots
Speaker-
Power Supply
Input ranges
Maximum outputs
Mass Storage
Diskette drives
Hard disk drives
3/6/91
EQUITY 386SX/20 PLUS
supports up to two half-height drives;
embedded controller; interface on main
system board
VGA adapter with 512KB DRAh4 (video
memory) built system board;
into main
up to 640 x 480 pixels in 256-colors; multi-
frequency monitor required for resolutiow
Standard &bit parallel, mon~o&;
Mini DIN, 6-pin connector for PS/2
compatible mouse or other device
Mini DIN, apin connector for PS/2
Four standard input/output expansion slots
(three l&bit ISA compatible and ogle &bit
ISA compatiile); 8 MHz bus speed
input voltage sensing
98 to 132 VAC and 195 to 264 VAC
4.2 Amps
03 Amps
Up to three half-height drives maximum (one
vertical mount and two horizontal mounts)
configurable using any of the foIlowing drive
types (only horizontal mounts canbe
accessed externally):
5 l/4-inch diskette drive, 1.2MB
3 l/2-inch diskette drive, 1.44MB
5 1/44nch diskette drive, 36OKB
(double-density) storage capadty
3 l/2-inch &kette drive, ROKB
3 l/2-inch form factor hard disk drive(s);
up to half-height size; first drive mounted
vertically, second mounted hohm&lly
386SX/20 PLUS-1