Epson Equity 386SX/16 PLUS Product Guide
Computer Specifications
CPU and Memory
8@386SX
16-bit CPU
System memory
ROM
Shadow RAM
Math coprocessor
Clock/calendar
Battery
Controllers
Diskette
Hard disk
microprocessor, 16
clock speed, 16
speed; user selectable
0 wait state memory access speed at
16MHz
2MB RAM standard; expandable using
256KB, lMB,
(the first
memory; above
memory); SIMM access speed must be
or faster
128KB (system BIOS and VGA BIOS)
0 wait state access speed; system ROM BIOS
and video ROM can be copied into RAM
through
fKGWSX, 16MHz support; optional
Real-time clock, calendar, and CMOS RAM
for configuration; battery backup
Replaceable, 3.6V lithium; 3-5 year life
supports up to two drives in any of four
formats: 5%inch. high-density,
SYdnc~ doubledensity,
high-density,
density, 720KB;
board
Supports up to two drives; embedded IDE;
interface on main system board
MHz
or
4MB SIMMs
16MB
can be extended or expanded
16MB
SETUP
l&MB; 3Hinch
controIIer
MHz
system
or 8 MHz processor
up to 24MB
can be only expanded
360KB;
on main system
8Ons
1.2MB;
BKinch,
double-
Interfaces
Monitor
s%iaI
PamIh?I
M0U.W
Keyboard
Option slots
speak-
Power Supply
Type
Input ranges
Maximum outputs
Mass Storage
Diskette drives
Hard disk drives
Other devices
Keyboard
Layout
Function
EQUITY 386SX/16 PLUS
Standard VGA with 256KB of video memory;
supports up to 800 x 600 pixels in
gray scale mode;
RS232C, programmable, asynchronous;
g-pin DsheIl
Standard
25+x1,
D-shell
Mini DIN,
compatible mouse or other device
Mini DIN,
compatible keyboard
Four standard input/output expansion
slots (three l&bit ISA compatiile and one
8-bit
ISA compatible); 8
Internal, programmable
145w, fan-cooled
98 VAC to 132 VAC, 47 Hz to 63
+5
VDC at 18 Amps,
4.2
Amps
-12 VDC at 0.3 Amps, -5 VDC at
0.3
Amps
l’hree
half-height drives maximum
(one vertical mount and two horizontal
mounts)
drive types:
5Ytinch diskette drive,
storage capacity
3Kinch
storage capacity
5Ytinch
density)
3KInch diskette drive,
density) storage capacity
3Kinch form factor hard
up to half height size; the first mounted
verticaUy,
Half-height tape drive, CD-ROM, or other
storage device; 5%inch form factor or
3%inch with 5%inch mounting frames
Detachable, two position;
SS-key
numeric/cursor
additional
(user-definable)
Four
alternate);
configurable
diskette drive,
diskette drive, 36OKB (double-
storage capacity
QWERTY main keyboard;
levels
15pin.
DsheIl connector
connector
8-bit
parallel, mono-directional;
connector
6-pin
connector for
apin
connector for
MHz
+12
VDC at
using the following
1.2MB
l&MB
72OKB
second mounted
cursor
pad; 10
4key
cursor pad; 16 function keys
(normal, shift,
user-definable
X-color
PS/2
I’S/2
bus speed
Hz
(high-density)
(high-density)
(double-
disk
drive(s),
horizonta.lIy
101
sculpted keys
17-key
keys;
controI,
or
.
Equity Series Computers
9/l
719
1
386SX/16 PLUS-1
EQUITY 386SX/16 PLUS
Environmental Requirements
condnlon
Temperalure
Humrdlty
m=--=w)
Mnude
Mammum
wel tlulb
I ~Pe~hl
*-
41~lOWF
(SO
lo
350 C) (-200
2o%to80%
-33otowoolt
(-rOOto3OOOm)
6P
F
(2~
Cl
1
Nonqmall~
v+
+totUPF
tow c)
1o%toQo%
-33010118mI
(-~00to3SGOm)
104OF
w C)
1 Stowe
W.
4O”to14WF
(-400
to
5% to 05%
43ot03em3n
(-100
to 12000 m)
IWF
w Cl
KP C)
Physical Characteristics
Width
Depth
Height
Weight
14.75 inches (375 mm)
17.5 inches (444 mm)
5.9
inches (150 mm)
Single diskette drive model without
keyboard:
20.6
lb (9.4 kg)
System Board Interface Connectors
t
-
CN3
Connector Pin Assignments
1
Parallel Port Connector, CN6
Pin 25
Pnrdel Port Connector Pin
Pin
SlgnJ
1
strobe
2
DATA0
3
DATAI
Serial Port Connector, CNll
Assignments
SlglUl
Pin
10
AZ-K
11
BUSY
12
PE
Pin
19
20
21
Pin 14
SIgnal
Signal GND
SInal
Sional GND
GND
I/
\
cN1
cNl2
au
SIMM
/
V
l&2
SIMM 364 SIMM 666
Y
c
- CNl3
Pin
1
Pln6v
l l
Serial Port Connector Pin Assignment
Pin Slgnd
1
Data
czwer
2
Reoave dala
3
Transmll
4
Data terrnmal readv
15 INoIused
detect
data
Pin
6
7
6
0
I
Pin 6
@-j-Ping
Signal
Data
rot
ready
Request to sand
clear to
send
Rho
mndcator
I
386SW16 PLUS-2
9/l 7191
Equity
Series Computers
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