Epson Equity II Product Manual

Computer Specifications

CPU: 80266 microprocessor. 6112 MHz
Math
RAM:
ROM:
selectable
Floppy Disk
Supports two drives wth multiple for-
Controller:
mats: 5 25" double-density (360KB).
3.5" (720KB). 5 25" ht h-density
(1 ZMB) and 3.5" (1 4 tMB)
S . full-length slots, three, 16.bit.
IX
three, 8.bit. Three, 16.bat and two
Internal. programmable
Speaker:
Clock/Calendar
64 bytes of CMOS RAM for real-twne
RAM:
clock. calendar. and system configura-
Detachable, enhanced AT-style,
Keyboard:
QWERTY configuration. 12 funcbon
keys
Power Supply:
1151230 3 AC, 110 watts (140 watts
Three. Internal half-height devices
Mass Storage:
5 25 half-height floppy disk drwe;
1 2MB storage capacity
5 25' half-height floppy disk dwe;
Optional:
1 2MB storage capacity
5 25 half-height floppy disk drive;
Optional:
360KB storage capacity
3 5 half-height floppy disk drive;
720KB storage capacity
5 25' half-height hard disk drive;
Optional:
40MB storage capacity
Interfaces:
Standard:
DB25 female connector
AS-232C compabble senal port, DB9
male connector
Environmental
Conditions:
Temperature:
Storage Range. -4" to 140°F
l-20" to 60°C)
Storage Range, 10% to 90%
CPU
15 7 I"
Depth 16.3 I"
6 1 I".
19.8 Ibs.
Power
115V AC, 6OHz. 4A
Requirements:
MS-DOS 3.3. lncludlng XTREE"
and Epson Enhanced Utlkty Soft-
ware. GW-BASIC; System
Options:
MGA (Mulb-Mode Graphics
Video Adaptors:
Adaptor)
EGA (Enhanced Graphics Adaptor)
Displays:
(720 x 350 dots)
13" Color Display (640 x 200 dots)
13" Enhanced Color Display (640 x
200 or 640 x 350 dots, automaw
Equity Series Computers
parallel port.
Keyboard
19 3 I"
7.7 I".
1 a1n
4 3 Ibs
12/12/88
EQUITY II + (12 MHz)
There are no DIP switches on the Equity II+. However,
there is a MONITOR SELECT switch and a CPU SPEED
switch on the front of the unit in the lower left hand corner.
Monitor Select
Color, composite, EGA, and VGA monitors
The CPU SPEED switch selects between 8 MHz and 12 MHz.
When the computer is running at 8 MHz, the power light is
orange, and at 12 MHz, the light is green.

Connector Pin Assignments

Parallel Port Connector

13 0 0 0 0 0 0 0 0 0 0 0 0 0
2 5 0 0 0 0 0 0
PIN NO. SIGNAL NAME
1
2 DATA0
3 DATA1
4
DATA2
5 DATA3
6 DATA4
7 DATA5
DATA6
DATA7
9
10
11
+PE
12
+ SLCT
13
15
16
17
GND
GND
19
20 GND
21 GND
22 GND
23 GND
24 GND
25 GND
0 0 0 0 0 0
I 1 4
DIRECTION DESCRIPTION
Printer Data Bit 0
Printer Data Bit 1
Printer Data Bit 2
Printer Data Bit 3
Printer Data Bit 4
Printer Data Bit 5
Printer Data Bit 6
Printer Data Bit 7
Acknowledge
Printer Busy
End of Paper
Printer Select
Auto Feed
Printer Error
Printer lnltlallze
Printer Select in
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
EQII + - 1