Epson Equity 286 PLUS Product Information Manual

Computer Specifications

CPU and Memory
16-bit CPU
80286 microprocessor, 12 MHz system clock
speed, 12 MHz or 6 MHz processor speed;
user selectable
0 wait state memory access speed at
12 MHz
System memory 1MB RAM standard; expandable using
256KB or 1MB SIMMs up to 5MB
(maximum); SIMMs must be 100ns or faster
access speed
Memory expandable to 16MB if memory
option card is used
128KB (includes system BIOS and VGA
ROM
BIOS)
Shadow RAM 0 wait state access speed; system ROM BIOS
and video ROM can be copied into RAM
through SETUP
Math coprocessor
80287 (8
(optional) selectable by jumper
Clock/calendar Real-time clock, calendar, and CMOS RAM
for configuration; battery backup
Battery Replaceable, 3.6V lithium battery;
3-5 year life
Controllers
Diskette supports up to two drives in any of four
formats: 5 '/tin& high-density, 1.2MB;
5 '/r-inch, doubledensity, 360KB;
3
double-density, 720KB; controller on main
system board
Supports up to two drives; embedded
Hard disk
controllers; interface on main system board
Equity Series Computers
or 10 MHz) support; speed
Interfaces
Monitor Standard VGA with 256KB of video memory;
supports up to 640 x 480 pixels in 16-color or
gray scale mode; 15-pin, D-shell connector
RS-232C, programmable, asynchronous;
serial
9-pin,
Parallel Standard 8-bit parallel, monodirectional; 25
pin, D-shell connector
Mini DIN, 6-pin connector for PS/2
Auxiliary
compatible mouse or other device
Mini DIN, 6-pin connector for PS/2
Keyboard
compatible keyboard
option slots Four standard input/output expansion
slots (three 16-bit ISA compatible and one
8-bit ISA compatible); 8 MHz bus speed
Internal
speaker
Power Supply
145W, fan-cooled
Type
Input ranges
98
Maximum outputs
-12 VDC at 0.3 Amps, -5 VDC at 0.3 Amps
Mass Storage
Three half-height drives maximum
(one vertical mount and two horizontal
mounts) configurable using the following
drive types:
5 '/-inch diskette drive, 1.2MB
Diskette drives
(high-density) storage capacity
3 '/l-inch diskette drive, 1.44MB
(high-density) storage capacity
5 '/-inch diskette drive, 36OKB
(double-density) storage capacity
3 'h-inch diskette drive, ROKB
(double-density) storage capacity
3 'h-inch form factor hard disk drive(s),
Hard disk drives
up to haIf height size; the first mounted
vertically, second mounted horizontaIIy
Keyboard
Detachable, two position; 101 sculpted keys
Layout
numeric /cursor pad; 10 cursor keys;
additional Q-key cursor pad; 16 function keys
(user-definable)
Four levels (normaI, shift, control,
Function
alternate); user-definable
9/17/91
EQUITY 286 PLUS
D-shell connector
VAC to 132 VAC, 47 Hz to 63 Hz
VDC at 18 WC at 4.2 Amps
Amps, +12
286 PLUS-1