Epson NB3s Manuel utilisateur

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

Computer Specifications

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

EPSON NB3s

Keyboard

82 sculptured keys; status indicator bar icons for Num Lock, Caps

Lock, and Scroll lock

Optional, external numeric keypad

Mass

Storage

Interchangeable, slide-out, 20MB or 40MB hard disk designed for

low power consumption; 23ms average access time; built-m

controller; power-saving feature

Diskette drives

One internal, 1.44MB 3 M-inch diskette drive

Optional, external 5 Vwnch (1.2MB) diskette drive

Display

Large

(@Ox480

dots), high contrast, paper-white, backlit LCD

display with 16 gray levels; continuous brightness and contrast

controls; power-saving feature

CRT mode enabled automatically by connecting an external

display to the RGB port before power on

External, VGA-compatible display

supported

Power Supply

Interchangeable, rechargeable, internal NiCad battery pack, lasts

approximately 2 hours

10-volt AC adapter (can recharge battery pack while operating

computer)

wth

automatx

lOO-240V

sensing. M/60 Hz

Physical Dimensions

Height

1.72 inches

(43

mm)

Width

8.5 inches

(210

mm)

11.8 inches (295 mm)

Weight

5.7

Ibs

(2.6 kg)

wth

battery and hard disk

Environmental Requirements

Temperature

Operating: 41. to

95O

(5’to

35.

Non-opetating:

Ilo

(-m

60’

Humidity

Operating: 20% to 80%

hxwondensing~

Non-operating:

to 90% (non-condensing)

Altitude

Operating: -230 to 11,800 feet

t-60

3,OtXl

Nonoperating:

-224

to 47,200 feet

f-60

12,ooO

NOlO

When

frauding by

airplane,

be sure to

take

your

computer

ink,

tke

passenger

comparhmnt

as cany-on luggage

pmmt

from

b&g

stored

unpressurizad

storage

canrparhmt.

NB3s-2

11/30/90

Notebook Computers

EPSON NB3s

options

Internal 2400-baud, Hayes-compatible, auto-dial modem

1MB or 4MB RAM expansion cards

20MB or 40MB. interchangeable hard disk drives

External numeric keypad

Battery pack

External battery charger

Car cigarette lighter adapter

Carrying case

Expansion Unit

Power Supply

Automatic 100-240V sensing, 50/60 Hz. Supplies enough power to

operate the computer, recharge the battery pack and power an

optional full-size keyboard

Hard disk

Interchangeable, slide-out, 120MB hard disk; 19ms average access

time; built-in controller

Option slots

Two standard input/output expansion slots,

a/l&bit

ISA-compatible. Switch to disable internal VGA controller

Option slot Dimension

Maximum size

Front Width 0.66 inches (17 mm)

Height

4.80 inches (122 mm)

Length (normal) 10.63 inches (270 mm,

(Wnh

sxpsn*on

cover)

13.30 inches (340 mm)

(hard disk

installed)

6.12 inches (155 mm)

Rear Width 0.66 inches (17 mm)

Height 4.13 inches (106 mm)

Length (normal) 10.63 inches (270 mm)

(with expansion cover) 13.30 inches (340 mm)

Options

120MB interchangeable hard disk drives

External keyboard

Adapter to connect external keyboard to keypad port

Option Card Power Limitations

There is a limit on the amount of current that can be drawn by

installed option cards. The total current consumption of the two

option card slots must not exceed the maximum current for each

voltage shown below.

V-V

+5V -5V

+12v

M8xlmumamant

0.3

0.6A

Refer to the option card handbook for details.

.12v

0.3A

Notebook Computers

11/30/90

NB3s-3

EPSON NB3s

Thorn

IKI

jumpon

aot

for

the

Epwn

NB3a.

All

settinga

caltrollod

tha

SETUP

progr8lll.

The

NB3a

on.

DIP

switch08,

which ir

uaod

cenjunclbn

with

awitch

in the rear option slot of the optional

Expansion Unit

when

you install an

xtor~I

video

cud

into

ttw Expamlon Unit (Unlrsa you install an extemrl video card

into the

Expansion

Unit, you do not need to

usa

any of

these

SWitOh.8.)

lhr

DIP

awitchoa

In the NB3a are located in the

RAM

-ww-

dot, above the keyboard on the computer.

Than

DIP

switches

the

functlonr

hown

kkw:

Sdtoh

Pod&t

Function

OFT

Color video card

Monochromr

video

card

OFF/ON

Notuaod

l mf8un

Connector

Pin Assignments

VGA Video Connector

Flit

No.

RED

GREEN

BLUE

GND

MONSC

MONSl

‘SYNC

Hsmc

Mnotkn

PWR

Fwm

PWR

~rinter/FDD

Connector

0000000000000

000000000000

Pin Assignments for the Parallel Port

slow

STROBE ACK’

! 2

! DATA0

BUSV

DATA1

DATA2

C--l-k+

DATA3

114

AUTO’

-7

DATA4

ERROR’

DATA5

INIT’

DATA6

;

DATA7

Active

Low

Logic

SELECTIN’

SIGNALGND

P&v‘

sloti

-1

2019,SIGNALSIGNALGNDGND

I 21

ISIGNAL GND

122

SIGNAL GND

Pin Assignments for the External FDD

NB3s-4

11/30/90

Notebook

Computers

EPSON NB3s

Hardware Interrupts

CTLRlCTLR2

Function

IROO

TllMfOUtpUtO

IRQl

I<ryboard

MO2

htuluptfromcTLR2

no3

swhlport2

ma4 SWi~pOftl

IRQS

ParaJMport2

IRQS

Floppy

disk

kltorrupt

lRO7

IQraJlel

port 1

IRoe

RTC

inlMupt

IRQO

sottw8ro

redlracbd to IRo2

IRQlO

Fbaorved

IRoll

Reaolvad

IRQ12

waorwd

IRQ13

chpmoowr

IRCJ14

Hard

dldc

controllu

IRolS

Fhefved

DMA Channels

spur

2 Fbppydlsktransfem

Spam(HuddlrkdW

cuo8deofdamfromoharumlw3

swf@

7s9ur,

Notebook Computers

11/30/90

I/O Port Addresses

oooO1F DMA

cwltroller

02OGF

Interrupt

Controller

1,82s

Master

o4005F

Timer/Counter,

8251

OWO6F Keyboard controller, 8042

07W7F

RTC

and Non-Maskable Interrupt

Ma&

00O-OgF

DMA

Page

FIegi8Wr

OM-OBF

lntwupt

Chtrollsr

S2s

Slave

OCU-ODF

DMA

Chtroller

OF0

Char

Coprocewor

Bury

OF1

Rwtcoprooimor

OF&OFF

Cqxmr

12B121 @IJtWC!conprolport

170-178

lid

Disk

Controller

Secondary

1BF

Configuration

Lode

port

lFolF0

Hard

Malt

Controlkr

Primary

2cD207 Game l/O

27~27A

F%ralld

Rinter

Port 2

27s

Configumtlon Register Lock

port

27G27F

parallel

Rlntw

port 2

2m2FF

SUM

Port2

c?UMlF

PromypoCard

36oa6F-

3704n

Dl8ketm

controllar

sooondary

378-37A

Pamhl

port 1

378

configurauotl

RBgistrr

bolt Poll 3

37G37F

parallel port

3803BF

SDLC, Bisynchronour 2

3&X&U-

Blsynchronour

380-388

vGAhwtorAdaptar

3BC-38E

Parallel

Writer

Ahornate

port

3BFGDF VGA Monitor Adapter

3FwR

Dlskolte

Controller primary

3F84FF serlaiPort1

thlr

pott

ah.,

BKX

will

ghfa

it priority.

NB3s-5

EPSON NB3s

powor

an optional

full-nizo

keyboard.

nardmdt Intetiangrabk,

alidwut.

lMM8

hard

didc;

average

acceaa

time; built-in

contlollu.

OQWI

skcr

Two standard

l/O

evsion

slotr,

8/l&bit

ISAcompatibk.

ohnodom

(WxDxH)mm

297x284x43(fronl);928(rur)

Approximately

3.75

Ibs.,

1.7 kg

Fmu

SuQpry

Automatic

lUI-240

wndng,

50180

Hz.

Supplies enough

powor

oporato

the

computer, recharge the

Wry

and

Video Controller Switch

nyouwirh~inrtallr~cudinmrN~ExpurrionUnit,

mud disabh

the

onboard

video

comrolbr.

To do this,

set

thsvideoswltohtotheWpwltlon.

Thevidooswitchir

boat8d

benoath

tha connoctaf in

the

wpanaian

unit’s roar

option

dot.

Inaddition,youm~~tho~onot~MPswidch

lowtad

In the

riot

fat

the optional

coproasaor

MdRAMard.

-theRAMard,lfk’Wialbd.

l?toDlPHIohb

immodiataly

below

ttw

BlO!3

dtip.

you arm inshlling

cdor

videoard,k8unthatDlP8wibzh1i8OFF.

lfyouam

installlngamonoohromovidooard,k8urothatWwttchl

ON.

DIPS

block

NE3s-6

11/30/90

Notebook Computers

Epson NB3s

[

Information Reference List

Engineering Change Notice

None

Product Support Bulletina

None.

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