Epson NB3s Laptop User Manual


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EPSON NB3s
battery charging indicator
contrast control ,
LCD screen
/
brightness control
RAM card cover
ard disk drive
external keypad connector
I
\
diskette drive
status indicator bar
I
1
Computer Specifications
1
Main Unit
CPU
386SX microprocessor; 8 MHz or 16 MHz clock speed, selectable
through SETUP or software command
(CV!-All-0
Main
memory
1MB (640KB
conventional;
the remaining 384KB can be used as
either shadow RAM or extended memory, selectable through
SETUP)
Math coprocessor
Socket for optional 16-MHz, 387SX coprocessor
Clock/calendar
Real-time clock and calendar with battery backup
Interfaces
Parallel / External diskette drive
25-pin, D-type, female connector; standard B-bit parallel or external
diskette drive support, selectable through SETUP
Serial
RS-232C, programmable, asynchronous, 9-pin, D-type male
connector
Video
15-pin, female connector; supports
VGA
monitor
Eatuml
num8rlc
k8yp8d
9-pin, mini-DIN connector for
optiorul
external numeric keypad
Speaker
Internal
Memory
Internal RAM card slot: allows expansion to 2MB or 5MB
Modem
lnternal slot for optional modem
parallel/external diskette drive port
external monitor port
Notebook Computers
11/30/90
NB3s-1
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