Acer Extensa 510 Maintenance Manual

							Maintenance Manual
Extensa
 TM
 51x Series
Notebook Computers
9811755-0001
April 1996 
						

							Copyright (©) 1996 Texas Instruments Incorporated
All Rights Reserved — Printed in U.S.A.
Extensa 51x Series Notebook Computers
Maintenance Manual
TI Part No. 9811755-0001
Original Issue: April 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, photo-
copy, 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 tools — including TI products — cannot replace sound
judgment nor make the manager’s business decisions.
Consequently, TI cannot warrant that its products are suitable for any spe-
cific 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 is a trademark of Texas Instruments.
The icons in the Windows Notebook and Startup Groups are copyrighted by 
Texas Instruments.
Intel and Pentium are registered trademarks of Intel Corporation.
PS/2 is a registered trademark, and IBM, AT and VGA are trademarks of
International Business Machines Corporation.
Microsoft and Windows are registered trademarks of Microsoft Corporation.
IRDA is a trademark of Infra Red Data Association.
SimulSCAN and Cirrus are trademarks of Cirrus Logic, Inc. 
						

							Contents
Preface
 1   General Description
1.1 . . . .  Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
1.2 . . . .   Product Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
1.3 . . . .   International Product Versions . . . . . . . . . . . . . . . . . 1-2
1.4 . . . .  Product Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
1.4.1 . . .  External Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
1.4.2 . . .  Touchpad Pointing Device . . . . . . . . . . . . . . . . . . 1-6
1.4.3 . . .  Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
1.4.4 . . .  Standard Power Features . . . . . . . . . . . . . . . . . . . 1-9
1.4.5 . . .  Preloaded Software . . . . . . . . . . . . . . . . . . . . . . . . 1-9
1.4.6 . . .  Notebook Expansion Capabilities . . . . . . . . . . . . . 1-10
1.5 . . . .   Standard Test Features  . . . . . . . . . . . . . . . . . . . . . . 1-10
1.6 . . . .  Notebook Assemblies and Subassemblies . . . . . . . . . 1-10
1.6.1 . . .   Cover -Display Assembly . . . . . . . . . . . . . . . . . . . 1-11
1.6.2 . . .   System Base Assembly . . . . . . . . . . . . . . . . . . . . 1-12
1.7 . . . .   Extensa 51x Series Notebook Specifications . . . . . . . 1-12
1.8 . . . .  Agency Approvals . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
 2   Installation
2.1 . . . .  Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
2.2 . . . .   Unpacking Instructions . . . . . . . . . . . . . . . . . . . . . . 2-1
2.3 . . . .   Installing Notebook Options  . . . . . . . . . . . . . . . . . . 2-1
2.3.1 . . .   Installing Dual Inline Memory Module(s)  . . . . . . 2-1
2.3.2 . . .   Installing PCMCIA Options . . . . . . . . . . . . . . . . . 2-3
2.3.3 . . .   Installing the Optional Numeric Keypad   . . . . . . 2-4
2.4 . . . .  Installing the Battery Pack(s)   . . . . . . . . . . . . . . . . . . 2-4
2.5 . . . .   Installing External Devices . . . . . . . . . . . . . . . . . . . . 2-5
2.5.1 . . .  Installing an External Keyboard/Mouse  . . . . . . . 2-6
Contents     iii 
						

							2.5.2 . . .  Installing External Parallel Printer . . . . . . . . . . . . 2-7
2.5.3 . . .  Installing External Serial Port Device  . . . . . . . . . 2-8
2.5.4 . . .  Installing External VGA Monitor. . . . . . . . . . . . . . 2-9
2.5.5 . . .  Installing External Microphone . . . . . . . . . . . . . . 2-10
2.5.6 . . .  Installing External Audio Input Devices . . . . . . . . 2-10
2.5.7 . . .  Installing External Audio Output Devices . . . . . . . 2-10
2.6 . . . .  Installing the AC Power Adapter   . . . . . . . . . . . . . . . 2-10
2.7 . . . .  Initial System Checkout  . . . . . . . . . . . . . . . . . . . . . . 2-11
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 . . .  Button Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
3.2.2 . . .  Cover Release Latch . . . . . . . . . . . . . . . . . . . . . . . 3-2
3.2.3 . . .  Touchpad Controls. . . . . . . . . . . . . . . . . . . . . . . . 3-3
3.2.4 . . .  Keyboard Mode LEDs . . . . . . . . . . . . . . . . . . . . . . 3-3
3.3 . . . .  Operating Procedures   . . . . . . . . . . . . . . . . . . . . . . . 3-3
3.3.1 . . .  Floppy Drive Operating Procedures . . . . . . . . . . . 3-3
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 . . . . . . . . . 3-5
3.3.5 . . .  Minimizing Power Usage. . . . . . . . . . . . . . . . . . . . 3-5
3.3.6 . . .  Recharging the Battery Packs. . . . . . . . . . . . . . . . 3-5
3.3.7 . . .  Restoring Missing System Files . . . . . . . . . . . . . . 3-6
3.3.8 . . .  Rebuilding the System Software . . . . . . . . . . . . . . 3-6
4   Theory of Operation
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 . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
 
iv
   Contents 
						

							4.2.3 . . .  Video Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
4.2.4 . . .  Hard Disk Subsystem . . . . . . . . . . . . . . . . . . . . . 4-5
4.2.5 . . .  Floppy Diskette Drive Subsystem . . . . . . . . . . . . . 4-5
4.2.6 . . .  PCMCIA Subsystem . . . . . . . . . . . . . . . . . . . . . . . 4-6
4.2.7 . . .  Power Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
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 . . . . . . . . . . . . . . . . . . 6-2
6.2.3 . . .  Handling the Computer Battery Pack . . . . . . . . . . 6-2
6.2.4 . . .  Restoring System Software . . . . . . . . . . . . . . . . . . 6-2
6.3 . . . .   Required Tools and Equipment   . . . . . . . . . . . . . . . 6-3
6.4 . . . .  Notebook Field-Replaceable Parts and Assemblies . . . 6-3
6.4.1 . . .  Display Assembly . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
6.4.2 . . .  System Base Assembly . . . . . . . . . . . . . . . . . . . . . 6-5
6.5 . . . .  Notebook Subassembly Removal and
. . . . . . .   Replacement Procedures . . . . . . . . . . . . . . . . . . . . . 6-7
6.5.1 . . .  Removing/Replacing the Notebook Battery Pack . 6-7
6.5.2 . . .  Removing/Replacing the Keyboard Assembly . . . . 6-8
6.5.3 . . .  Removing/Replacing the Heat Sink . . . . . . . . . . . 6-9
6.5.4 . . .  Opening/Replacing the Upper Case Assembly  . . . 6-10
6.5.5 . . .  Removing/Replacing the Floppy Disk Assembly  . 6-11
6.5.6 . . .  Removing/Replacing the Hard Drive  . . . . . . . . . . 6-11
6.5.7 . . .  Removing/Replacing DIMM Modules . . . . . . . . . . 6-13
 
Contents     v 
						

							6.5.8 . . .  Removing and Replacing the Display Assembly . . 6-13
6.5.9 . . .  Removing and Replacing the Inverter Board
. . . . . . .   or Contrast Board . . . . . . . . . . . . . . . . . . . . . . . . 6-13
6.5.10 . .  Removing/Replacing the Touchpad Assembly . . . 6-14
6.5.11 . .  Removing/Replacing the Smart Battery Board 
. . . . . . .   Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-15
6.5.12 . .  Removing/Replacing the Charger/Power Supply
. . . . . . .   Board Assembly . . . . . . . . . . . . . . . . . . . . . . . . . 6-15
6.5.13 . .  Removing/Replacing the Main Board . . . . . . . . . . 6-15
6.5.14 . .  Removing/Replacing the Pentium Chip . . . . . . . . 6-16
A
Self Test Error Messages
A.1 . . . .   Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1
B
PC-Doctor Diagnostics
B.1 . . . .  Introduction  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
B.2 . . . .  Starting PC-Doctor . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
B.3 . . . .  Mouse Navigation . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2
B.4 . . . .  PC-Doctor Menus . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2
B.4.1 . . .  Online Help (?) . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2
B.4.2 . . .  Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2
B.4.3 . . .  Interactive Tests Menu . . . . . . . . . . . . . . . . . . . . . B-3
B.4.4 . . .  Hardware Info Menu . . . . . . . . . . . . . . . . . . . . . . B-4
B.4.5 . . .  Utility Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-4
B.5 . . . .  Quitting PC-Doctor . . . . . . . . . . . . . . . . . . . . . . . . . . B-5
B.6 . . . .  Remote Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . B-5
 
vi
   Contents 
						

							Preface
Introduction
This manual provides installation, operation and servicing data for the
ExtensaÔ 51x Series Notebook Computers.
Intended Audience
This manual is primarily intended for use by qualified service technicians
but contains information useful to non-technical users.
Contents
This manual contains six sections and multiple reference appendices
including:
·Section 1: General Description —
 Introduces the main features of the
notebook family; provides a list of physical and electrical specifications.
·Section 2: Installation — 
Describes how to unpack, install options and
cable up the notebook computer in a desktop environment.
·Section 3: Operating Instructions —
 Describes the notebook
operating controls and indicators and modes of operation.
·Section 4: Theory of Operation —
 Describes detailed theory of
operation for Extensa Series notebooks.
·Section 5: Troubleshooting
 —
 Provides troubleshooting procedures for
the Extensa 51x Series notebooks.
·Section 6: Field Service —
 Provides corrective maintenance
procedures for the notebook computer.
·Appendix A: Self Test Error Messages
·Appendix B: PC-Doctor Reference Data
Preface vii 
						

							Other Manuals About the System 
The following documents provide additional information related to the
Extensa 51x Series:
·Extensa Series Notebook Computer User’s Reference Manual
contains reference information regarding the Extensa Series Notebook
Computer software including the TI custom utilities.
·Windows® 95 Help 
(online)
·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-free: 1-800-TI TEXAS
  
viii 
Preface 
						

							 1
General Description
1.1Introduction
This manual contains field and factory level servicing information for the
Texas Instruments ExtensaÔ 51x Series of Notebook Computers (Figure
1-1). This section provides a general overview and specifications for the
Extensa 51x Series Notebook Computers.
1.2 Product Models
The two initial offerings in the 51x Series are differentiated by the software
installed on the system at the factory. The Model 510 contains Windows
® 95
and the Model 515 includes Windows 95 and a variety of applications as
summarized in Table 1-1. Each model may contain either the 540 million
byte hard disk drive (-00xx part number suffix) or 810 million byte hard
drive (-01xx part number suffix).
Figure1-1  Extensa 51x Series Notebook Computer
 General  Description 1-1 
						

							Table 1-1  Extensa 51x Series Notebook Computers
Model 510 Model 515
·
U.S. Version
Windows 95 or Windows
for WorkgroupsWindows 95 Plus Microsoft
Works, Quicken SE, Lotus
Organizer, and Microsoft
Entertainment Pack
·Non U.S. Versions
Windows 95
1.3 International Product Versions
The Extensa 51x Series Notebooks are available in one of 15 domestic and
international configurations as listed in Table 1-2.
Table 1-2  Notebook Domestic/International Configurations
Configuration P/N  Suffix Configuration P/N Suffix
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 Asia Pacific -0017
Western European -0009 Latin American -0018
Chinese -0019
1.4Product Overview
All members of  the Extensa 51x Series are high performance notebooks
powered by the 100 MHz PentiumÔ
 processor and Windows 95 Operating
System software. As a standard feature, all members of the Extensa 51x
family also contain the following features:
·8 MB of EDO RAM memory (user-expandable to 40 MB)
·128 bytes of battery-backed up CMOS RAM
·1 MB of video RAM
      
1-2 
 General  Description