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Computer Specifications
CPU and Memory
16-bit CPU
System memory
ROM
Shadow RAM
Math coprocessor
(optional)
Clock/calendar
Battery
Controllers
Diskette
Hard disk
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
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
BIOS)
0 wait state access speed; system ROM BIOS
and video ROM can be copied into RAM
through SETUP
80287 (8 or 10 MHz) support; speed
selectable by jumper
Real-time clock, calendar, and CMOS RAM
for configuration; battery backup
Replaceable, 3.6V lithium battery;
3-5 year life
supports up to two drives in any of four
formats: 5
‘/tin&
5 ‘/r-inch, doubledensity, 360KB;
3
?4-inch,
high-density,
double-density, 720KB; controller on main
system board
Supports up to two drives; embedded
controllers; interface on main system board
high-density, 1.2MB;
l&MB;
3
?4-inch,
Interfaces
Monitor
serial
Parallel
Auxiliary
Keyboard
option slots
speaker
Power Supply
Type
Input ranges
Maximum outputs
Mass Storage
Diskette drives
Hard disk drives
Keyboard
Layout
Function
EQUITY 286 PLUS
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;
9-pin, D-shell connector
Standard 8-bit parallel, monodirectional; 25
pin, D-shell connector
Mini DIN, 6-pin connector for PS/2
compatible mouse or other device
Mini DIN, 6-pin connector for PS/2
compatible keyboard
Four standard input/output expansion
slots (three 16-bit ISA compatible and one
8-bit ISA compatible); 8 MHz bus speed
Internal
145W, fan-cooled
98 VAC to 132 VAC, 47
+5
VDC at 18 Amps,
-12 VDCat0.3
Amps,
Three half-height drives maximum
(one vertical mount and two horizontal
mounts) configurable using the following
drive types:
5
‘/-inch
diskette drive,
(high-density) storage capacity
3
‘/l-inch
diskette drive,
(high-density) storage capacity
5 ‘/-inch diskette drive, 36OKB
(double-density) storage capacity
3 ‘h-inch diskette drive,
(double-density) storage capacity
3 ‘h-inch form factor hard disk drive(s),
up to haIf height size; the first mounted
vertically, second mounted
Detachable, two position; 101 sculpted keys
58key
QWERTY main keyboard; 17-key
numeric /cursor pad; 10 cursor keys;
additional
Q-key
(user-definable)
Four levels
(normaI,
alternate); user-definable
Hz
to 63
Hz
+12
WC at 4.2 Amps
-5 VDC
at 0.3 Amps
1.2MB
1.44MB
ROKB
horizontaIIy
cursor pad; 16 function keys
shift, control,
Equity Series Computers
9/17/91
286 PLUS-1
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EQUITY 286 PLUS
Environmental Requirements
Condltkn
-~-
Temperature
--.
Humldrty
(noncondensing)
-Attitude
Maxmum
wet bulb
Physical Characteristics
Width
Depth
Height
Weight
0P-W
wv
41 o to W F
(50
to
35O C)
20% to 60%
-33otoQQooR
(-lOOto3COOm)
66” F
(200
C)
14.75 inches (375 mm)
17.5 inches (444 mm)
6.0 inches (152 mm)
Single diskette drive model without
keyboard: 20.6 lb (9.4 kg)
NonoperatIng
mng.
4”
to 140“
(-20” to
10% to 90%
-33oto 1166oR
(-100to36COm) (-l00to12OCOm)
1OP
(400 Cl
F--
600 C)
F
Connector Pin Assignments
Parallel Port Connector
Pin 13
storage
mw
4O=‘to14O’F
(400 to
600 C)
5% to 95%
-330t032600R
134OF
(570 Cl
Pin 1
Serial Port Connector
Serial Port Connector Pin Assignments
Pin Slgnal
DCD
1
2
RXDT
Keyboard Connector
Dlructkm
I
I
Pin
6wpin
Pin
4+
Deacrlptlon
Data Carrier Detect
Raoewe
Data
s
+
Pin 3
Pin 25
Parallel Port Connector Pin
I Pin I SlamI
1
-STROBE
2
DATA0
3 DATA1
17 1
-SLCTlN
1 Dlrectlon 1 Desc~Idlon
0
0
0
I
Assignments
Strobe
Prmter Data
Prmter Data
Printer Select In
Bfl
Bit
0
1
Pin 14
PinZfiPinl
Keyboard Connector Pin Assignments
1
Signal
Pin
1
1
Keyboard Data
I3
I
VGA Connector
VGA Connector Pin Assignments
1
1
Ground
4
5
6 Reserved
+5
VDC
Keyboard Clock
1
!
25 1 GND
286 PLUS-2
I
1
Ground
9/17/91
Equity Series Computers