Acer Extensa 570 Service Manual

Maintenance Manual

Extensa 57x Series

Notebook Computers

9811323-0001

May 1996

Extensa 57x Series Notebook Computers

Maintenance Manual

TI Part No. 9811323-0001

Original Issue: May 1996

Changes may be made periodically to the information in this publication. Such changes will be incorporated in new editions of this manual.

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 permission of Texas Instruments Incorporated.

The equipment, as well as the programs that TI has created to use with them, are tools that can help people better manage the information used in their business; but too ls — i nc luding TI products — cann o t replace sound judgment nor make the manager’s business decisions.

Consequently, TI cannot warrant that its products are suitable for any specific customer application. The manager must rely on judgment of what is best for his or her business.

Address all correspondence regarding orders to:

Texas Instruments Incorporated

P.O. Box 6102, M/S 3255

Temple, Texas 76503

Extensa and DockMate are trademarks of Texas Instruments.

The icons in the Windows Notebook and Startup groups are copyrighted

by Texas Instruments. Lotus is a trademark of Lotus Development Corporation. IBM and VGA are trademarks and PS/2 is a registered trademar k of International

Business Machines Corporation. Microsoft, Windows, and MS-DOS are registered trademarks of Microsoft

Corporation. Intel and Pentium are registered trademarks of Intel Corporation. Cirrus and SimulSCAN are trademarks of Cirrus Logic, Inc. IRDA is a trademark of Infra Red Data Association.

Preface 1 General Description

1.1 . . . . Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

1.2 . . . . Product Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

1.3 . . . . International Product Ve rsions . . . . . . . . . . . . . . . . . 1-2

1.4 . . . . Product Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

1.4.1 . . . External Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5

1.4.2 . . . Glidepad Pointing Device . . . . . . . . . . . . . . . . . . . 1-6

1.4.3 . . . Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

1.4.4 . . . Standard Power Features . . . . . . . . . . . . . . . . . . . 1-7

1.4.5 . . . Wireless Connection With Serial Infrared Port . . . 1-8

1.4.6 . . . Preloaded Software. . . . . . . . . . . . . . . . . . . . . . . . 1-8

1.4.7 . . . Notebook Expansion Capabilities . . . . . . . . . . . . . 1-8

1.5 . . . . Standard Test Features . . . . . . . . . . . . . . . . . . . . . . 1-9

1.6 . . . . Notebook Assemblies and Subassemblies . . . . . . . . . 1-9

1.6.1 . . . Cover-Display Assembly. . . . . . . . . . . . . . . . . . . . 1-10

1.6.2 . . . System Base Assembly. . . . . . . . . . . . . . . . . . . . . 1-11

1.7 . . . . Extensa 57x Series Notebook Specifications . . . . . . . 1-11

1.8 . . . . Agency Approvals . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13

2 Installation

2.1 . . . . Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

2.2 . . . . Unpacking Instructions. . . . . . . . . . . . . . . . . . . . . . . 2-1

2.3 . . . . Installing Notebook Options . . . . . . . . . . . . . . . . . . . 2-1

2.3.1 . . . Installing Expansion Memory Modules . . . . . . . . 2-1

2.3.2 . . . Installing PCMCIA Options . . . . . . . . . . . . . . . . . 2-2

2.3.3 . . . Installing the Optional Numeric Keypad . . . . . . . 2-2

2.4 . . . . Installing the Battery Pack(s) . . . . . . . . . . . . . . . . . . 2-2

2.5 . . . . Installing External Devices . . . . . . . . . . . . . . . . . . . . 2-3

Contents

iii

2.5.1 . . . Installing an External Keyboard/Mouse . . . . . . . 2-4

2.5.2 . . . Installing External Parallel Printer . . . . . . . . . . . . 2-6

2.5.3 . . . Installing External Serial Port Device . . . . . . . . . 2-7

2.5.4 . . . Installing External SVGA Monitor . . . . . . . . . . . . 2-8

2.5.5 . . . Installing SIR Devices. . . . . . . . . . . . . . . . . . . . . . 2-9

2.6 . . . . Installing the AC Power Adapter . . . . . . . . . . . . . . . 2-10

2.7 . . . . Initial System Checkout . . . . . . . . . . . . . . . . . . . . . . 2-10

2.8 . . . . Configuring the System. . . . . . . . . . . . . . . . . . . . . . . 2-11

2.9 . . . . Making Backups of System Software. . . . . . . . . . . . . 2-11

2.10 . . . Loading Application Software . . . . . . . . . . . . . . . . . . 2-11

3 Operating Instructions

3.1 . . . . Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

3.2 . . . . Notebook Controls and Indicators . . . . . . . . . . . . . . . 3-1

3.2.1 . . . LCD Contrast Control . . . . . . . . . . . . . . . . . . . . . 3-2

3.2.2 . . . Button Switches. . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

3.2.3 . . . Cover Release Latch . . . . . . . . . . . . . . . . . . . . . . . 3-2

3.2.4 . . . Glidepad Controls . . . . . . . . . . . . . . . . . . . . . . . . 3-2

3.3 . . . . Operating Procedures . . . . . . . . . . . . . . . . . . . . . . . 3-2

3.3.1 . . . Floppy Drive Operating Procedures . . . . . . . . . . . 3-2

3.3.2 . . . Installing/Removing PCMCIA Options . . . . . . . . . 3-4

3.3.3 . . . Computer Hot Keys . . . . . . . . . . . . . . . . . . . . . . . 3 -4

3.3.4 . . . Responding to Low Battery Conditions. . . . . . . . . 3-4

3.3.5 . . . Minimizing Power Usage. . . . . . . . . . . . . . . . . . . . 3-4

3.3.6 . . . Recharging the Battery Packs. . . . . . . . . . . . . . . . 3-5

3.3.7 . . . Conditioning the Primary Battery. . . . . . . . . . . . . 3-5

3.3.8 . . . Restoring Missing System Files . . . . . . . . . . . . . . 3-5

3.3.9 . . . Rebuilding the System Software. . . . . . . . . . . . . . 3-5

4 Theory of Operation

Contents

4.1 . . . . Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

4.2 . . . . Notebook Functional Description. . . . . . . . . . . . . . . . 4-1

4.2.1 . . . Processor/Memory Subsystems . . . . . . . . . . . . . 4-1

4.2.2 . . . I/O Subsystem. . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

4.2.3 . . . Video Subsystem. . . . . . . . . . . . . . . . . . . . . . . . . 4-6

4.2.4 . . . Hard Disk Subsystem . . . . . . . . . . . . . . . . . . . . . 4-6

4.2.5 . . . Floppy Diskette Drive Subsystem. . . . . . . . . . . . . 4-7

4.2.6 . . . CD-ROM Subsystem . . . . . . . . . . . . . . . . . . . . . . 4-7

4.2.7 . . . PCMCIA Subsystem . . . . . . . . . . . . . . . . . . . . . . . 4-7

4.2.8 . . . Sound Subsystem (Model Dependent) . . . . . . . . . 4-8

4.2.9 . . . Power Subsystem. . . . . . . . . . . . . . . . . . . . . . . . . 4-8

5 Troubleshooting Procedures

5.1 . . . . General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

5.2 . . . . Overview of Fault Isolation Process . . . . . . . . . . . . . . 5-1

5.3 . . . . Troubleshooting Procedures . . . . . . . . . . . . . . . . . . . 5-3

5.3.1 . . . Troubleshooting a Power Supply Problem. . . . . . . 5-3

5.3.2 . . . Troubleshooting a Display Problem . . . . . . . . . . . 5-5

5.3.3 . . . Fault Isolation Using Self Test . . . . . . . . . . . . . . . 5-5

5.3.4 . . . PCMCIA Modem Problems . . . . . . . . . . . . . . . . . . 5-5

5.3.5 . . . Fault Isolation Using Diagnostics . . . . . . . . . . . . 5 -6

6 Field Service

6.1 . . . . Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1

6.2 . . . . Preventive Maintenance. . . . . . . . . . . . . . . . . . . . . . . 6-1

6.2.1 . . . Cleaning the Computer . . . . . . . . . . . . . . . . . . . . 6-1

6.2.2 . . . Protecting the Disk Drives . . . . . . . . . . . . . . . . . . 6-1

6.2.3 . . . Handling the Computer Battery Pack . . . . . . . . . . 6-2

6.2.4 . . . Restoring System Software. . . . . . . . . . . . . . . . . . 6-2

6.3 . . . . Required Tools and Equipment . . . . . . . . . . . . . . . . 6-2

6.4 . . . . Notebook Field-Replaceable Parts and Assemblies. . . 6-3

6.4.1 . . . Cover-Display Assembly. . . . . . . . . . . . . . . . . . . . 6-3

6.4.2 . . . System Base Assembly. . . . . . . . . . . . . . . . . . . . . 6-5

6.5 . . . . FRU Removal and Replacement Procedures. . . . . . . . 6-8

6.5.1 . . . Removing/Replacing the Notebook Battery Pack . 6-8

6.5.2 . . . Removing/Replacing the Floppy Drive/CD-ROM . 6-8

6.5.3 . . . Removing/Replacing the Hard Drive . . . . . . . . . . 6-9

6.5.4 . . . Removing/Replacing DIMM Modules . . . . . . . . . . 6-9

6.5.5 . . . Removing/Replacing the Keyboard Assembly . . . 6-10

6.5.6 . . . Removing/Replacing the Display Assembly . . . . . 6-11

Contents

6.5.7 . . . Removing and Replacing the LCD Status

. . . . . . . Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-11

6.5.8 . . . Removing/Replacing the Top Case Assembly . . . . 6-12

6.5.9 . . . Removing/Replacing the Glidepad Assembly . . . . 6-12

6.5.10 . . Removing/Replacing the IR/Sound Assembly . . . 6-12

6.5.11 . . Removing/Replacing the Power Supply Board . . . 6-13

6.5.12 . . Removing/Replacing the CMOS Battery . . . . . . . 6-13

6.5.13 . . Removing/Replacing the Main Board . . . . . . . . . . 6-13

6.5.14 . . Removing/Replacing HDD Connector Board . . . 6-14

6.5.15 . . Removing/Replacing Inverter Board . . . . . . . . . . 6-15

A Self Test Erro r Messages

A.1 . . . . Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1

B PC-Doctor Diagnostics

B.1 . . . . Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1

B.2 . . . . Starting PC-Doctor . . . . . . . . . . . . . . . . . . . . . . . . . . B-1

B.3 . . . . Keyboard Navigation . . . . . . . . . . . . . . . . . . . . . . . . . B-2

B.4 . . . . Mouse Navigation . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2

B.5 . . . . PC-Doctor Menus . . . . . . . . . . . . . . . . . . . . . . . . . . . B-3

B.5.1 . . . Online Help (?) . . . . . . . . . . . . . . . . . . . . . . . . . . . B-3

B.5.2 . . . Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-3

B.5.3 . . . Interactive Tests Menu. . . . . . . . . . . . . . . . . . . . . B-4

B.5.4 . . . Hardware Info Menu . . . . . . . . . . . . . . . . . . . . . . B-4

B.5.5 . . . Utility Menu. . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-5

B.6 . . . . Quitting PC-Doctor . . . . . . . . . . . . . . . . . . . . . . . . . . B-6

B.7 . . . . Remote Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . B-6

Contents

Preface

Introduction

This manual provides installation, operation and servicing data for the Extensa 57x Series Notebook Computers.

Intended Audience

This manual is primarily intended for use by qualified service technicians but contains information useful to non-te chnical users.

Contents

This manual contains six sections and reference a ppendices including:

Section 1: General Description —

•

notebook; provides a list of physical and electrical specifications.

Section 2: Installation —

•

cable up the notebook computer in a desktop environment.

Section 3: Operating Instructions —

•

operating controls and indicators and basic operating procedures.

Section 4: Theory of Operation —

•

for Extensa 57x Series Notebook Computers.

Section 5: Troubleshooting Procedures

•

performing fault isolation on the Extensa 57x Series Notebook Computers.

Section 6: Field Service

•

maintenance procedures for the notebook computer.

Appendix A: Self Test Error Messages

•

Appendix B: PC-Doctor Diagnostics

•

Describes ho w to unpack, install options and

— Provides p r eventive and co r rective

Introduces the main features of the

Describes the no tebook

Describes the theory of operation

— Provides guidelines for

Preface

vii

Other Manuals About the System

The following docu ments provide addi ti o nal information related to the Extensa 57x Series Notebooks:

Extensa 57x Series Notebook Computer User’s Reference Manual,

•

contains reference information regarding the Extensa 57x series software.

Windows 95® Help

•

PC-Doctor Help and Technical Reference

•

(online)

Ordering Parts and Supplies

To order a copy of any TI publication or to order option kits, spare parts or supplies for your system, contact your TI Reseller or:

Telephone Toll-fr ee:

1-800-TI TEXAS

viii

Preface

General Description

1.1

This manual contains field and factory level servicing information for the Texas Instruments Ex tensa 1-1).

This section pr ovides a genera l overview and specifications for the Extensa 57x Series Notebook Computers.

Introduction

57x Series of Notebook Computers (Figure

Figure 1-1 Extensa 57xSeries Notebook Computer

1.2

Table 1-1 summarizes the features shipped with the notebook for the product models initially available in the Extensa 57x family of notebook computers. The product models offer a choice of either 11.3 inch, dual scan color or 10.4 inch active matrix color LCD and a choice of either the basic Windows Other options include choice of 810 million byte or 1200 million byte hard drive.

Product Models

95 operating system or Windows 95 plus application softw a re.

General Description

1-1

Table 1-1 Extensa 57x Series Notebook Computers

Features Model

570CD

11.3" Dual Scan, SVGA Color LCD

10.4" Active Matrix (TFT), SVGA Color LCD

1.44 MB Floppy Drive Module

CD-ROM Drive Module X X X X Windows Applicatio n Software X X 16-Bit Stereo Sound X X X X HDD 810 Million Bytes X X HDD 1200 Million Bytes X X

95 X X X X

XXXX

Model

575CD

Model

570CDT

Model

575CDT

1.3

The Extensa 57x Series Notebooks are available in domestic and international configurations as listed in Table 1-2.

Domestic -0001 Swedish -0010 UK -0002 Swiss/French -0011 German -0003 Danish -0012 French -0004 Norwegian -0013 Spanish -0005 Finish -0014 Swiss/German -0006 Belgium -0015 Italian -0007 Austrian -0016 Portuguese -0008 Latin American -0018

International Product Versions

Table 1-2 Notebook Domestic/International Configurations

Configuration P/N Suffix Configuration P/N Suffix

1-2

General Description

Western European -0009

1.4

All members of the Extensa 57x Series are high performance notebooks powered by the Penti u m  P rocessor and Windows 95 Operating System software.

As a standard feature, all members of the Extensa 57x family also contain the following features:

100 MHz Pentium Processor with 16K Internal Cache Memory.

•

8 MB of RAM memory standard, user-expandable to 40 MB (easy access

•

via door at bottom of notebook). 256 KB L2 Cache.

•

128 bytes of battery-backed up CMOS RAM.

•

High performance PCI (Peripheral Component Interconnect) Bus

•

Architecture; PCI Bus Expansion port for use with optional Expansion System.

Removable Hard Disk Drive (810 or 1200 million byte capacity).

•

Product Overview

Removable 1.44 MB Floppy Drive (interchangeable with optional

•

CD-ROM Drive or Lithium-Ion secondary battery pack). Two PCMCIA option slots (one slot accepts one Type I/II option and the

•

second slot accepts either a Type I, II, or III device). Ergonomic keyboard with palm rest (2.7 mm travel); built-in glidepad

•

pointing device and palm rest below the keyboard. Built-in support for a CD-ROM drive (4X or 6X speed).

•

Built-in 16-bit stereo sound system (including stereo speakers and

•

internal microphone) Removable 3.5 inch, 1.44 MB Floppy Drive (interchangeable with

•

second Lithium-Ion battery or CD-ROM option). Choice of LCD displays: 10.4 inch Active Matrix (TFT), SVGA Color LCD

•

or 11.3 inch, dual scan, SVGA color LCD; 1 MB video RAM. Support for internal SVGA LCD display only, external SVGA Monitor

•

only, or simultaneous SVGA LCD and external SVGA monitor. LCD Status Panel disp lays icons to indicate when AC adapter is plugged

•

in, power savings mode is on, battery in use (blinks if battery is low), floppy drive in use, hard disk activity indicator, PCMCIA cards installed, CD-ROM drive activity, and keyboard modes (e.g.. Num Lock, Caps Lock, Scroll Lo ck, Pad Lock etc. ).

General Description

1-3

AC Adapter with autosensi ng (1 00 VAC to 240 VAC, 50 to 60 Hz); 36

•

Watts of DC output power.

8.4 Volt, 4200 mAH capacity, Nickel-Metal Hydride (NiMH) primary

•

battery pack. Provisions for secondary 10.8 Volt Lithium-Ion Battery Pack in Floppy

•

Drive cavity (if Floppy Drive or CD ROM Player not installed). Power management features for longer portable operation away from AC

•

power. Full range of external ports including: EPP/ECP Parallel Port, Serial

•

Port, External VGA Port, PS/2 Port, and Serial Infrared Port. All Models of the 57x family include Audio In/Out and Microphone In jacks.

TFT or Dual Scan Color Display Assembly

Power ON/OFF Button

Power Input from AC Adapter

PCMCIA Type I/II Option

Floppy Drive or CD-ROM or Lithium-Ion Battery Pack

Status LCD Display

Glidepad Mouse Device

Removable Hard Disk Drive

Full function Keyboard

Cover Release Latch

Mouse Select Switches

1-4

General Description

PCMCIA Type III or two PCMCIA Type I/II Options

Rear Connector Doors

Audio Connectors

Figure 1-2 Extensa 57X Series Features

Serial Infrared Port

Audio Line In/Out/Mic In

Parallel Port

Serial Port

External VGA Port

Connector for External Expansion System

PS/2 Port

1.4.1

As shown in Figure 1-3, the notebook computer contains the following external ports:

Serial Infrared (SIR) Port for wireless connection with a similarly

•

equipped printer or computer 9-Pin Serial Port for attaching any RS-232 type serial device to the

•

Notebook 15-Pin External VGA Monitor Port for attaching an external monitor

•

6-Pin PS/2 Port to attach an external Keyboard or Mouse

•

Audio In/Out and External Microphone Input

•

Expansion Bus Port for attaching an external expansion system

•

External Ports

Figure 1-3 Notebook External Ports

General Description

1-5

Glidepad

Select Buttons

1.4.2

All members of the Extensa 57x family feature a built-in glidepad pointing device located near the center of the keyboard’s palmrest. With light finger pressure, the cursor can quickly be positioned to the desired point; a quick double tap on the glidepad and you have selected an object. Two select buttons (switches) are located along the front edge of the notebook for use in the traditional select/drag features of a mouse device.

Glidepad Pointing Device

Figure 1-4 Extensa 57X Series Glidepad

1.4.3

The Extensa 57x Series Keyboard is a full function keyboard with the standard character and function keys plus 12 programmable function keys (F1 through F12) .

Using the Sp ecial Functio n (Fn) key which assigns multiple functions to keys, the keyboard can emulate IBM

The notebook ke yboard is available in two basic versions:

U.S. English - This version (also known as the domestic version) is

•

generally us ed in the United States and Ca nada. U.K. English/Custom International Version - This version is adapted

•

(using appropriate keycap changes) for the international countries listed in Table 1-2.

Keyboard

101/102 keyboards.

1-6

General Description

T Y

[

{

]

}

Caps Lock

Shift

Enter

Esc

F11

F10F9F8F7F6

Prt Sc SysRq

NumLk Pad

PgUp

Home

F12

Home

Scroll Lock

Backspace

Pause Break

PgUp

| \

PgDn

Ins

Alt

Del

AltCtrl

~ `

Tab

Shift

End

Ins

Del

End

PgOn

Note:

The Extensa Series Notebook Computer User’s Reference Manual con-

tains descriptions o f keyboard special fu nction keys.

Figure 1-5 Extensa Keyboard

1.4.3.1 Controls and Indicators

The Extensa 57x contains a Power Button and a Status LCD just above the keyboard. All notebook functions (except the power On/Off function) are controlled by keyb oard keys in conjun ction with the

1.4.4

Standard Power Features

Notebook power for the Extensa 57x Series Notebook Computers is provided by an AC Adapter and a rechargeable nickel metal hydride (NiMH) battery pack that installs in a power bay near the front of the notebook (right side).

A second lithium ion battery may optionally be installed in the Floppy Drive bay when the Floppy Drive is removed from the Notebook.

All members of the Extensa 57x family feature a power management subsystem (hardware and software) that provides for longer portable operation and protection of files during low battery conditions.

Note

ditioning in order to charge to full capacity. To accomplish this, remove the AC Adapter a nd the seconda ry battery p a ck (if installed). Allow the notebook to deep discharge. Then, recharge to full capacity. The secondary battery pack is a Lithium-Ion type that does not require conditioning.

: The Nickel Metal Hydride (NiMH) battery requires periodic battery con-

key.

General Description

1-7

1.4.5

The Extensa Series notebooks are equipped with a Serial Infrared (IR) port that offers wireless communication with a variety of IRDA compliant devices made by other manufacturers.

Note

: Prior to communicating with an external device equipped with a serial infrared interface, the appropriate third-part y drivers must be inst all ed o n your notebook.

1.4.6

All members of the Extensa 57x Notebook family are preloaded with the Windows 95 Operating System. In addition, Extensa 575CD and 575 CDT models come standard with the following application packages installed:

Microsoft Works

•

Quicken SE

•

Wireless Connection With Serial Infrared Port

Preloaded Software

Lotus Organizer

•

Microsoft Entertainment Pack No. 4

•

1.4.7

Expansion capabilities bu il t i nt o th e Ex tensa notebook serie s inc lude:

User installable expansion RAM memory (to a maximum of 40 MB)

•

By removing the floppy dr ive, you can ad d either a second battery pack

•

or CD-ROM Drive. Cable Connect P S/2 Nu me ric Keypad option, TI Part N o . 2581381-0001,

•

or other PS/2 type device (e.g. keyboard or mouse) can be attached to the PS/2 Port.

A parallel de vi ce can be attached to the noteb o ok’s external 25 -pin

•

parallel port (EPP/ECP compatible). With one of the DockMate desktop expansion systems installed,

•

additional expansion ports are available

Notebook Expansion Capabilities

1-8

General Description

1.5

The Extensa Series Notebook Computers use modular design and built-in test features to reduce the mean time to repair. A power on self test program automatically verifies the operational state of the primary circuits. Also, the notebook contains a powerful suite of diagnostic tests called PC-Doctor, (described in detail in Appendix B) that can perform additional levels of di a gnostic testing.

1.6

Standard Test Features

Notebook Assemblies and Subassemblies

The Extensa Series Notebooks are modular in design and can be disassembled for maintenance purposes using a standard set of flat-bladed, Phillips-head and hexagonal screwdrivers. The major assemblies that comprise a typical notebook in the Extensa family are shown in Figure 1-6 and briefly described in the following paragraphs.

General Description

1-9

Display Assembly

Status LCD Assembly

Keyboard Assembly

Glidepad Assembly

Power Supply Board

IR/Sound Board

Display Assembly

Floppy Drive/CD-ROM Bay

Main Board

Display Cable Interface Board

Inverter Board

Figure 1-6 Notebook Assemblies

1.6.1

The Cover-Display Assembly contains the LCD screen and associated high voltage power supply and video circuitr y. The Cover-Display Assembly contains several field-re placeable com ponents inclu ding:

LCD Assembly

•

Cover-Display Assembly

1-10

Inverter Board

•

Bezel

•

Hinge Covers

•

Internal cables

•

General Description

1.6.2

As shown in Figure 1-6, the majority of the notebook’s field replaceable units (FRUs) are located in the system base assembly. These FRUs include:

Main Board Assembly

•

Hard Disk Drive Assembly

•

Up to two Dual Inline Memory Modules

•

LCD Status Assembly

•

Floppy Drive Module

•

IR/Sound Board Assembly

•

Power Supply Board Assembly

•

Battery Pack Assembl y

•

Top Case Assembly

•

System Base Assembly

Glidepad Assembly

•

Keyboard Assembly

•

CMOS Battery Assembly

•

HDD Connector Board Assembly

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1.7

Extensa 57x Series Notebook Specifications

Specifications for the Extensa 57x Series Notebooks are provided in Table 1-3.

General Description

1-11

Table 1-3 Extensa 57x Notebook Features

Specifications Models 570CD/575CD

Processor

Memory

Standard: Maximum:

Cache: Display LCD Type:

Simultaneous LCD/Ext. SVGA

Video RAM Size: Video Bus

Pentium 100 MHz Pentium 100 MHz

8 MB 8 MB 40 MB

256 KB L2 Cache

11.3 inch, SVGA, Dual Scan Color

Yes Yes

1 MB 1 MB PCI Bus with Gr a phics

Accelerator

Models

570CDT/575CDT

40 MB 256 KB L2 Cache

10.4 inch, SVGA, Dual Scan Color/ Active Matrix Color

PCI Bus with Gr a phics Accelerator

Keyboard/Pointing Device

Ergonomic Keyboard Built-In Glidepad

Storage

Floppy Drive Module:

Hard Drive

CD-ROM Drive Interfaces

Serial (RS-232 ) Port Parallel Port

(EPP/ECP) External VGA Port

: 810 Million Bytes 1200 Million Bytes

Yes Yes Yes Yes

3.5 inch, 1.44 MB 3.5 inch, 1.44 MB

4X or 6X Speed 4X or 6X Speed

Yes Yes Yes Yes

Yes Yes

External PS/2 Port Serial Infrared Port

Expansion Bus

1-12

General Description

Yes Yes Yes Yes PCI, supports Port

Replicator option

PCI, supports Port Replicator option

Specifications Models 570CD/575CD

Battery Pack

Sound Features

PCMCIA Supp ort Windows 95 Windows for

Workgroups Physical

Characteristics

Nickel-Metal Hydride, optional Lithium-Ion secondary battery pack option

16-bit Stereo Sound, Audio in/out and Microphone In jacks, built in stereo speakers and microphone

Type I/II, or III (Optional) Type I/II, or III (Optional) Yes Yes Yes (Model 570CD only) Yes (Model 570CDT only)

Models

570CDT/575CDT

Nickel-Metal Hydride, optional Lithium-Ion secondary battery pack option

16-bit Stereo Sound, Audio in/out and Microphone In jacks, built in stereo speakers and microphone

Weight Dimensions

NOTE

* installed in the no tebook at any given time.

NOTE

Adapter or second battery option.

: Approx. 6.2 Pounds* Approx. 6.2 Pounds*

: 11.7” (L) X 1.7” (H) X 8.2”

(W)

: Only one module (Floppy Drive, CD-ROM or second Battery) may be

: Weight specifications do not include Floppy Drive, CD-ROM drive, AC

1.8

All Extensa 57x Series products meet the following standards:

Underwriter’s Lab (UL) Standard 1950 (safety)

•

Canadian Standards Association (CSA) Standard 220 (safety)

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Agency Approvals

11.7” (L) X 1.7” (H) X 8.2” (W)

FCC CFR 47, Part 15, Subpart J, FCC Level B (EMI)

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Canadian Department of Communications (DOC) Certification

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VDE 0871, Class B (EMI)

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CE Mark

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General Description

1-13

Installation

2.1

This section contains u npacking and preparation for use instructions for the Extensa 57x Series Notebook Computers.

2.2

Unpack the computer using the following instructions:

Carefully cut the tape that seals the top flap of the shipping carton.

Remove the computer and the accessories from the main shipping

Remove all protective coverings from the computer .

Remove the ho lding tape and open up the accessory bo x; remove the

Note:

Introduction

Unpacking Instructions

carton.

contents.

Save the shipping containers and packaging for later reuse.

n c

2.3

If you have no options to install at this time, skip to Paragraph 2.4. Otherwise, continue with Paragraph 2.3.1.

2.3.1

Note:

paragraph.

Caution: The Dual Inline Memory Module contains components that are sensitive to static electricity. When handling the module and the internal parts of the computer, protect against static electricity by using wrist or ankle grounding straps and grounded working mats. When moving or storing items, use the anti-static bags supplied with the items.

Installing Notebook Options

Installing Expansion Memory Modules

If not installing RAM Expansion option at this time, skip to the next

Installation

2-1

1. Ensure that the notebook is powered off and that the AC Adapter and

internal battery pack(s) is (are) removed fro m the notebook.

2. Remove the Expansion RAM Module (Dual Inline Memory Module or

DIMM) from its shipping container.

3. Turn the Notebook over and locate the RAM Access Door (held in

place by two screws).

. Remove the two Phillips-head screws that hold the RAM access door

and remove the door.

5. Insert the edge of the first DIMM Board into the rear of either available

connector . Use a rocking motion and insert the board at an angle to the surface of the Main Board. Fully insert the module. Push downwards on each side of the DIMM module until it snaps in place. Repeat the procedure for the second module.

6. Replace the RAM A ccess Door and all component s r em o ved in Step 1. This completes the expansion memory module installation procedure.

2.3.2

The Notebook has provisions for two Type I or II options or one Type III PCMCIA option card.

1. Review the installation instructions supplied with the PCMCIA option

card(s).

2. Open the PCMCIA compartment cover on the right side of the

notebook.

3. To insert a PCMCIA card, align the card with the socket and slide the

card into the socket until it locks into place.

4. To eject a PCMCIA card, first ensure that the notebook is not

accessing the memory card or device. Under Windows 95, go to the Control Panel, PC Card selection and direct the card to stop before removing card.

2.3.3

An optional numeric keyboard can be attached to the notebook via the notebook’s PS/2 connector (refer to Figure 2-2).

Installing PCMCIA Options

Installing the Optional Numeric Keypad

2-2

Installation

2.4

The Extensa Notebook is shipped with a single b attery pack that is inserte d from the front left side of the computer. A second battery pack (option) can

Installing the Battery Pack(s)

be installed in the remo vable Floppy/CD- RO M bay. Two switches that used to remove devices from the option bay are physically located on the bottom of the Notebook. The left-most switch controls removal of the Primary Battery Pack and the right-most switch controls removal of the d evice installed in the Floppy/CD-ROM/Secondary Battery bay.

To remove or replace the batt ery pac k, fo l low the steps below.

1. Save an y data, then Power off the notebook. Disconnect the AC

adapter if installed.

2. Turn the notebook over an d press the battery release switch while

pressing outwards on the primary batt ery pack. Remove the battery from the Notebook.

3. Insert a new or recharged battery pack into th e battery compartment

bay. Make sure that the contacts are facing up and to the rear of the compartment.

Caution: There is danger of explosion if the battery is incorrectly replaced. Replace the battery only with the same or an equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer’s instructions.

2.5

Most external devices connect to the Notebook via the connectors on the rear of the notebook as s ho w n i n F igu re 2- 1. A dditional connectivity can be obtained by installing an optional Port Expander to the Notebook’s PCI Expansion Bus.

If installing a secondary bat t ery pack, insert the battery pack into the front right side of the n o te bo o k until the battery pack clicks in place.

Installing External Devices

Installation

2-3

PS/2 Port

Serial Infrared Port

Audio Line In/Out/Mic In

Figure 2-1 I/O Connector Locations

2.5.1

As shown in Figure 2-2, the notebook has one external PS/2 port on the rear of the Notebook for installing a PS/2 compatible device (keyboard, mouse, etc.). Additional PS/2 devices may be installed using the Port Expander option. Pinouts for the PS/2 port on the rear of the Notebook are also provided in Figure 2-2.

Installing an External Keyboard/Mouse

Parallel Port

External VGA Port

Serial Port

Connector for External Expansion System

2-4

Installation

Figure 2-2 PS/2 Port Assignments/Pinouts

To install an external keyboard or external PS/2 mouse on the notebook, use the following procedure:

1. Ensure that the notebook is powered off.

2. Locate the external PS/2 port at the rear of the notebook (refer to

Figure 2-2).

3. Attach the PS/2 cable from your mouse and/or keyboard cable to the

PS/2 port.

4. Power on any other peripheral devices you may have connected to the

notebook, and then po wer up the notebook .

Installation

2-5

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