Acer ExtensaTM 670 User manual

Extensa™ 670 Series
Notebook Computers
User’s Guide
49.47001.021
Printed in Taiwan

Copyright © 1997 Acer Incorporated
All Rights Reserved — Printed in Taiwan
Part No. 49.47001.021
Original Issue: May 1997
Changes may be made periodically to the information
in this publication. Such changes will be incorporated
in new editions of this manual.
Record the serial number, purchase date, and model
number in the space provided below. The serial
number and model number are recorded on the label
affixed to the case. All correspondence concerning
your unit should include the serial number, model
number, and date of purchase.
No part of this publication may be reproduced, stored
in a retrieval system, or transmitted, in any form or by
any means, electronic, mechanical, photocopy,
recording, or otherwise, without the prior written
permissionof Acer Incorporated.
Extensa Notebook Computer
Model_______Serial No.____________Purchase Date________

Contents
3
This is a product of Acer Incorporated, developed to TI
specifications. The icons in the Windows Notebook and Startup
groups are copyrighted by Texas Instruments. Texas Instruments,
TI and the TI logo are registered trademarks of Texas Instruments
Inc.
IBM, AT, PS/2, and Token Ring are registered trademarks and
OS/2 is a trademark of International Business Machines
Corporation.
Microsoft, MS-DOS, Windows and Xenix are registered trademarks
of Microsoft Corporation.
Ethernet is a registered trademark of Xerox Corporation.
Kensington is a registered trademark of Kensington Microware,
Inc.
Synaptics is registered trademark of Synaptics, Inc.
SimulSCAN is a trademark of Cirrus Logic, Inc.
IrDA is a trademark of Infra Red Data Association.
XJACK is a registered trademark of Megahertz Corporation.

This device has been tested and found to comply with the limits
for a Class B digital device pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection
against harmful interference in a residential installation. This
device generates, uses, and can radiate radio frequency energy
and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio
communications.
However, there is no guarantee that interference will not occur in
a particular installation. If this device does cause harmful
interference to radio or television reception, which can be
determined by turning the device off and on, the user is
encouraged to try to correct the interference by one or more of the
following measures:
nReorient or relocate the receiving antenna
nIncrease the separation between the device and receiver
nConnect the device into an outlet on a circuit different from
that to which the receiver is connected
nConsult the dealer or an experienced radio/television
technician for help
Notice: Shield Cables
All connections to other computing devices must be made using
shielded cables to maintain compliance with FCC regulations.
Notice: Peripheral Devices
Only peripherals (input/output devices, terminals, printers, etc.)
certified to comply with the Class B limits may be attached to this
equipment. Operation with non-certified peripherals is likely to
result in interference to radio and TV reception.
Caution
Changes or modifications not expressly approved by the
manufacturer could void the user’s authority, whiãh is granted
by the Federal Communications Commission, to operate this
computer.

FCC Notice
Use Conditions
This part complies with Part 15 of the FCC Rules. Operation is
subject to the following two conditions: (1) this device may not
cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause
undesired operation.
Notice: Canadian Users
This Class B digital apparatus meets all requirements of the
Canadian Interference-Causing Equipment Regulations.
Remarque à l’intention des utilisateurs canadiens
Cet appareil numérique de la classe B respected toutes les
exigences du Règlement sur le matériel brouilleur du Canada.

Duracell Notice
The Texas Instruments Extensa 670CD and 670CDT use a
Duracell DR35 or DR201 Rechargeable Battery. Texas
Instruments participates in the Duracell pro.link program. If you
would like to purchase additional batteries, please call the
Authorized Duracell Purchase Hotline at 1-800-603-8225. If you
have questions about battery performance, recycling a used
battery, or any other battery-related question, please call
Duracell Consumer Relations at 1-800-551-2355 (9:00 AM - 5:00
PM EST).

Contents
viii
Preface
Chapter 1 Before You Begin
Creating Backup Disks.................................1-2
Features of the Computer .............................1-3
Environmental Specifications........................1-5
Using the Computer .....................................1-7
Power Saving Modes .....................................1-9
Securing the Computer...............................1-14
Using the AC Adapter .................................1-15
Chapter 2 Using Your Computer
Starting the Computer..................................2-3
Using the Brightness and Contrast Controls..2-4
Turning the Speakers On and Off..................2-5
Using the Microphone...................................2-6
Using PC Cards............................................2-7
Using Indicator Lights.................................2-10
Using the Touchpad....................................2-13
Using Disk Drives.......................................2-15
Adding Memory ..........................................2-25
Using the Keyboard ....................................2-28
Using the Internal Numeric Keypad.............2-32
Using Connectors and Ports........................2-34
Chapter 3 Using Battery Power
Guidelines for Battery Use............................3-2
Switching to Battery Power ...........................3-4
Responding to Low Battery Conditions ..........3-5
Recharging the Battery .................................3-7
Calibrating the Battery .................................3-8
Removing and Installing the Battery Pack....3-10
Re-Installing the Battery Compartment Door..3-12
Conserving Battery Power...........................3-13

Contents
ix
Chapter 4 Options
AC Adapter...................................................4-2
PC Cards......................................................4-3
PS/2 Devices................................................4-4
External Monitor ..........................................4-5
External Mouse ............................................4-6
Memory........................................................4-7
Audio Options ..............................................4-8
Docking Option ............................................4-9
Miscellaneous Options................................4-10
Chapter 5 Using Software
Using Supplied Software...............................5-2
Getting Online Help......................................5-3
Guidelines for Installing Applications............5-4
Using System Passwords ..............................5-6
Chapter 6 Mobility
Disconnecting from the Desktop ...................6-2
Moving Around.............................................6-3
Taking the Computer Home ..........................6-4
Traveling with the Computer.........................6-7
Traveling Internationally with the Computer ....6-9
Chapter 7 Care and Troubleshooting
Cleaning the Computer.................................7-2
Troubleshooting Tips ....................................7-3
Startup Error Messages................................7-4

Preface
x
This manual describes features of the Texas
Instruments Extensa™ 670 Series notebook
computers. The Extensa series computers are
similar in appearance and incorporate such
features as CardBus, 16-bit stereo audio,
module bay, Fast Infrared and internal pointing
device.
This manual should answer most of the
questions you have about the day-to-day
operation of your Extensa notebook computer.
Use the Just for Starters… instructions that
came with your computer to get your computer
running for the first time.
You should also take advantage of the online
help files that are available with almost all of the
programs shipped with your computer.
We hope you enjoy your Extensa computer.
With proper care, your computer will provide
you with years of productive service.

1
Before You Begin
1-1
After completing the instructions in Just for
Starters…, read this chapter to learn about the
important functions of your computer. Some
functions, such as Creating Backup Disks,
should be performed as soon as possible after
the purchase of your computer.
Contents
Creating Backup Disks................................ 1-2
Features of the Computer ............................ 1-3
Standard Features................................ 1-3
Customizing Features........................... 1-4
Environmental Specifications....................... 1-5
Using the Computer..................................... 1-7
Power Saving Modes .................................... 1-9
0V Suspend Mode............................... 1-11
5V Suspend Mode............................... 1-12
Standby Mode .................................... 1-13
Securing the Computer.............................. 1-14
Using the AC Adapter ................................ 1-15