3Com Equity Series Computers Equity I+ - Manual

EQUITY I+
Computer Specifications
CPU
M A T H
R A M
R O M
FLOPPY DISK
CONTROLLER
EXPANSION
SLOTS
SPEAKER
CLOCK/CALENDAR
RAM
KEYBOARD
POWER SUPPLY
MASS STORAGE
Standard
Optional
INTERFACES
Standard
Standard
608610 4
or selectable clock
speeds
8087 support 477MHz
or
one socket
Supports four maximum.
5 25”
3 5”
Switch 1 Function
full length PC/XT
slots
Internal. programmable
1 2 3 4 5 6 7 8
clock/calendar
battery backup
Detachable. 3
enhanced
AT-style
AC 80 watts
Two half
5 25” half floppy
360K storage capacity
5 25’ half height floppy
360K storage capacity
3 5” half height floppy
720K storage capacity
3 5” half height hard
storage capacity
compatible parallel
port
port
Enhanced Keyboard
Unenhanced Keyboard
o f f NPX Installed
On* NPX Not installed
o f f * RAM size = 640K
On Off RAM size = 576K
Off On R A M s i z e = 5 1 2 K
On On RAM size = 256K
off* off* Display = Monochrome
On Off Display = Dolor 80
Off On Display = Color 40
On On Display = Reserved
off off Number of = 4
On Off Number of = 3
Off On Number of = 2
On On Number of =
PHYSICAL CHARACTERISTICS
CPU Keyboard
.
Depth 7
5
19 3 9
POWER
AC. 17A
230V AC. 0
OPTIONS
Display Adapters Monochrome Display Adapter
Color Graphics Adapter
MGA Mode Graphics
Adapter)
EGA (Enhanced Graphics
Adapter)
Monochrome Display
(720 350 dots)
Color Display (640 200 dots)
Enhanced Color Display
(640 200 or 640 350 dots
selectable)
I
Switch Settings
The CPU SPEED switch selects between 4.77 MHz and 10
MHz. When the computer is running at 4.77 MHz, the power
light is orange, and at 10 MHz, the light is green.
System Configuration Switches
I/O Configuration
Switch 2
1 2 3 4
Function
o f f * o f f * Parallel port secondary
Off On Parallel port primary
On Gff Parallel port tertiary
On On Parallel port disabled
o f f * o f f * Serial port primary
On Off Serial port secondary
On Serial port disabled
Equity Series Computers
* Factory Settings
12/12/88 EQI+ - 1