Epson Equity LT Product Information Guide
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- Epson Equity LT | Product Information Guide - Page 1
,n two sockets Supports two tnfernal 35 (720KB) dwes and one external 5 25" (360KB) drive Two expansron slots floppy disk dwe and 20MB hard disk drive Centronlcs'-compatible parallel port RS- dnsplay Supertwsl Backltt LCD display Switch Settings EQUITY LT The CPU SPEED switch selects between 4. - Epson Equity LT | Product Information Guide - Page 2
EQUITY LT Back Panel DIP Switch Settings Switches Functions 12 3 4 3N 3FF ON OFF ON OFF ON OFF Use external diskette drive Use parallel printer External diskette drive is B External diskette drive is A 1 FDD 2 FDDs Serial port is secondary Serial port is primary PIN NO. SIGNAL NAME - Epson Equity LT | Product Information Guide - Page 3
Page Register OAO Non - Maskable Interrupt Mask 2F8-2FF Serial Port 2 320 - 32F Hard Disk Controller 3BC - 3BF Parallel Port 3D0 - 3DF Video (LCD/CRT) Controller 3FO Keyboard Reserved Serial Port 2 Serial Port 1 Hard Disk Floppy Disk Printer Equity Series Computers 12/12/88 EQUITY LT EQLT-3 - Epson Equity LT | Product Information Guide - Page 4
off, at the power switch in the rear of the drive, when the HDD is not actually in use. --- software packages have a display type called BLACK & WHITE for Laptops. If this is an available option, select it. Software Problems --- When installing a copy- protected software package on the Equity LT - Epson Equity LT | Product Information Guide - Page 5
10/87 Equity LT S&ware Package. MSDOS 3.2 and GW-Basic Equity LT Software Package MSDOS 3.3 Upgrade Equity LT Technical Manual Equity LT Programmer's Reference Manual Equity LT Pans List Equity LT LCD (Back Lit) Parts List Equity LT LCD (Supertwist) Parts List Equity LT User's Guide and Diagnostics
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EQUITY LT
Switch Settings
Computer Specifications
I
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.
CPU:
NEC
V30
dual-speed
m1croprocess0r.
4.77 or 10 MHz
Switch
selectable
clock
speeds.
20-b,,
address bus and
16.blf
data bus
640KB on
man
system board
16KB.
,n
two sockets
RAM:
ROM:
Floppy Disk
Controller:
The CPU SPEED switch is located above the keyboard.
Supports
two
tnfernal
35
(720KB)
dwes
and one external 5 25”
(360KB)
drive
Two
expansron
slots
(proprietary)
Internal. programmable
64 Bytes
of
CMOS RAM
lor
real-llme
clock. calendar, and
system
cont,gurat,on
w,th
battery backup
P,op,,e,ary,
full-functmn.
65
keys,
separate
numer~clcursor
pad
N,Cad
rechargeable battery and
siandard
1101220 AC
adaptor
Expansion
Slots:
Speaker:
Clock/Calendar
RAM:
Num
Lock
Keyboard:
Power:
Video Controller
and Screen:
Superlwf
or
super,wsl
backlit
LCD,
external CGA
momtor
port
opflonal
Mass
storage:
Standard:
Two. 3.5 half-height floppy
disk
dwes.
720KB storage
capacity
35-
half-helgh,
floppy
disk
dwe
and
20MB
hard
disk
drive
Centronlcs’-compatible
parallel port
RS-232C
compattble
serial
port
5 25 floppy
disk
dwe
port
Exlernal
CGA
port
LCD DIP Switch Settings
Standard:
Switches
Functions
Interfaces:
Standard:
Standard:
Standard:
Standard:
1
2
3
4
ON
OFF
ON
ON
ON OFF
OFF ON
OFF OFF
ON
OFF
Environmental
Conditions:
Temperature
LCD Normal
LCD Reverse
LCD Screen Mode 0
LCD Screen Mode 1
LCD Screen Mode 2
LCD Screen Mode 3
Select LCD
Select RGB color monitor
Operating
Range
41~
to
90°F
(50
to
35%)
Storage Range
-4O
to
12Z°F
(-20”
lo
6OOC)
Operating Range 20%
10
60%
non-condensing
storage Range 10%
to
90%
non-condensmg
Humidity:
Physical
Dimensions:
Wldlh
-13 6
I”
Depth -12 2
I”
Height-
3
1
I”
Waghi-
12 6 Ibs
(Dual floppy
disk
drive
conhguratlon)
J
Display
Options:
Supertwist
Backlit LCD
Screen Type:
Rellectlve
Transmlsslve
LCD
Color:
YdOW
Blue
Size (Active Area):
95
x
4
1
95’
x
41
Aspect Ratio:
14to1
14101
Graphrcs
Resolution:
640
x
200
640
Y
200
80
x
25
60
x
25
Character
Drsplav:
S&&able
View
Anglellnverse
Video:
Y=?S
Yes
Adjustable
Brightness:
Power
Saver
Feature:
NO
Yes
NO
Yes
Equity LT Options:
Internal 30011200 baud modem
13
CGAcolordlsplay(640
x
200dots)
carrying
case
Cigarette
lighter
adaptor
Screen
d,splays
Supertwsl
LCD
dnsplay
Supertwsl
Backltt
LCD
display
Equity Series Computers
EQLT - 1
12/12/88