Acer Extensa 900 Maintenance Manual
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Maintenance Manual ExtensaTM 900 Series Notebook Computers 9813715-0001 December 1996
Copyright © 1996 Texas Instruments All Rights Reserved Extensa TM 900 Series Notebook Computers Maintenance Manual TI Part No. 9813715-0001 Original Issue: December 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. 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 judge- ment nor make the managers business decisions. Consequently, TI cannot warrant that its products are suitable for any specific customer application. The manager must rely on judgement of what is best for his or her business. Address all correspondence regarding orders to: Texas Instruments 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. IBM and PS/2 are registered trademarks, and OS/2 is a trademark 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 is a registered trademark of Cirrus Logic, Inc. Ethernet is a registered trademark of Xerox Corporation. IRDA is a trademark of Infra Red Data Association. Sound Blaster is a trademark of Creative Technology, Ltd. SimulSCAN is a trademark of Cirrus Logic, Inc. SCSI is a registered trademark of Security Control Systems, Inc. Synaptics is a registered trademark of Synaptics, Inc. Phillips is a tegistered trademark of Phillips screw Company. TranXit is a trademark of Puma Technology, Inc. Cyrix is a registered trademark of Dakota Systems, Incorporated. CHIPS is a registered trademark of Chips Technologies, Inc. AudioRack is a trademark of ESS Technology, Inc.
Preface ix Preface Introduction This manual provides installation, operation and servicing data for the ExtensaTM 900 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 one appendix that are common to all Extensa 900 Series Notebook Computers (differences described as they are covered): ¨Section 1: General Description - Introduces the main features of the Extensa 900 Series Notebook Computers; identifies all options, provides physical and electrical specifications. ¨Section 2: Installation - Describes how to unpack, install options and begin using the notebook. ¨Section 3: Operating Instructions - Describes the notebook computer operating controls and indicators and basic operating procedures required to support maintenance operations. ¨Section 4: Theory of Operation - Provides a block diagram level theory of operation for the Extensa Series Notebooks. ¨Section 5: Troubleshooting Procedures - Provides troubleshooting procedures for the notebook computer series. ¨Section 6: Field Service - Provides preventive and corrective maintenance procedures for the notebook computer series including FRU removal/ replacement procedures. ¨Appendix A: Notebook Schematic Diagrams - Provides schematic diagrams for the Extensa 900 Series Notebook Computer. ¨Appendix B: MPB Schematic Diagrams - Provides schematic diagrams for the Extensa 900 Series Mobile Productivity Base.
x Preface Other Manuals About the System The following documents provide additional information related to the Extensa Notebook Computer Series: ¨Extensa Series Notebook Computers Users Guide - Contains user reference information for the Extensa 900 Series Notebook Computers. ¨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: Telephone Toll-free: 1-800-TI TEXAS.
Contents iii Contents Paragraph Page Preface Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - vii Intended Audience- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - vii Contents - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - vii Other Manuals About the System- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - viii Ordering Parts and Supplies - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - viii Section 1 General Description Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-1 Product Overview - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-1 Video Display Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-3 Internal LCD - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-3 External CRTs - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-3 Display Hot Key Sequences - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-3 Keyboard Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-4 Software Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-4 Standard Peripheral Devices - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-5 900 Series Connectivity Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-5 Notebook Expansion Capabilities - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-7 Memory Expanson - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-7 PCMCIA Card Options - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-7 Mobile Productivity Base Option - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-7 Docking and Undocking - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-10 Mobile Productivity Base Ports - - - - - - - - - - - - - - - - - - - - - - - - - 1-11 Advanced PCI Card Options - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-12 Notebook Battery - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-12 Standard Test Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-12 Power On Self Test - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-12 PC-Doctor Diagnostics Program - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-13 Extensa 900 Series Specifications - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-14 Regulatory Agency Approvals- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-17 Section 2 Installation Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-1 Unpacking Instructions - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-1 Installing Internal Notebook Options - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-2 Installing Main Memory Expansion (Optional) - - - - - - - - - - - - - - - - - - - - 2-2 Setting Up the Software - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-3 Installing PCMCIA Options - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-4
iv Contents Contents (continued) Paragraph Page Section 2 Installation (continued) Installing External Notebook Options - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-5 Installing the Mobile Productivity Base (Option) - - - - - - - - - - - - - - - - - - - 2-5 Docking the Notebook to the MPB - - - - - - - - - - - - - - - - - - - - - - - - 2-5 Cabling to the MPB - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-6 Installing Ext. Keyboard/Mouse/Numeric Keypad - - - - - - - - - - - - - - - - - 2-8 Installing an External Parallel Printer - - - - - - - - - - - - - - - - - - - - - - - - - - 2-9 Installing an External Serial Port Device - - - - - - - - - - - - - - - - - - - - - - - 2-10 Installing an External VGA Monitor - - - - - - - - - - - - - - - - - - - - - - - - - - 2-11 Primary Battery Pack Installation - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-13 Installing the AC Power Adapter - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-13 Initial Software Load - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-14 Section 3 Operating Instructions Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-1 Controls/Indicators - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-1 Power On/Off Switch - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-2 Notebook LEDs - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-2 LED Icons - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-2 Keyboard Hot Key Sequences - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-3 Windows 95 Special Keys - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-5 DOS Special Keys - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-5 Configuring the Touchpad- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-6 Using a CD-ROM Drive (MPB Option Only - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-6 Inserting a CD (MPB Option Only) - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-6 Handling CDs (MPB Option Only - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-6 Built-In Sound System - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-7 Turning Sound On/Off - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-7 Sound Software - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-7 External Sound Equipment - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-8 Using Remote Connections - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-8 Using the Fast Infrared (FIR) Port- - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-8 Using Zoomed Video Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-9 MPEG PC Card - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-9 Battery Saving Tips - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-9 Lowering Inactivity Timeouts - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-9 Suspending Operation While Idle - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-10 Responding to a Low Battery Condition - - - - - - - - - - - - - - - - - - - - - - - - 3-10 Replacing the Battery- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-11 Saving to Disk - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-11
Contents v Contents (continued) Paragraph Page Section 4 Theory of Operation Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-1 Notebook Functional Overview - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-1 System Processor - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-3 Memory Subsystem - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-5 Main Memory- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-5 Flash ROM - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-6 System Controller Function - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-6 ALI M1521 (Memory, Cache and DRAM Controller)- - - - - - - - - - - - - 4-8 ALI M1523 (PCA-ISA Bridge) - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-9 Video Subsystem - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-12 C&T 65550 Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-12 Versatile Panel Support - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-13 Low Power Consumption - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-13 Software Compatibility/Flexibility - - - - - - - - - - - - - - - - - - - - - - - -4-13 Sound Subsystem - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-13 ESS1878 Audio Controller with Interface to Expansion Audio Mixer -4-13 ES1878 Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-14 Keyboard Subsystem - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-14 I/O Subsystem - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-14 NS87338VJG Super I/O Controller - - - - - - - - - - - - - - - - - - - - - - -4-14 Hard Disk Drive Subsystem - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-17 PCI0643 Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-17 Floppy Disk Drive Subsystem - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-18 PCI 1130 Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-19 PCMCIA Subsystem - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-18 Power Subsystem - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-20 ALI M6377 Power Management Unit - - - - - - - - - - - - - - - - - - - - - -4-22 AC Power Adapter - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-25 Mobile Productivity Base Interface - - - - - - - - - - - - - - - - - - - - - - - - - - - -4-25 Section 5 Troubleshooting Procedures Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-1 Overview of Fault Isolation Process - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-1 Troubleshooting Procedures - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-3 Troubleshooting a Power Supply Problem - - - - - - - - - - - - - - - - - - - - - - - 5-3 Troubleshooting a Display Problem - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-3 Fault Isolation Using Power On Self Test - - - - - - - - - - - - - - - - - - - - - - - - 5-4 POST Error Messages - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-5 POST Beep Error Messages - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-8 Run-Time Error Messages - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-9 PCMCIA Modem Problems - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -5-10
vi Contents Contents (continued) Paragraph Page Section 6 Troubleshootig Procedures (continued) General Fault Isolation Procedures - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-12 Fault Isolation Using Diagnostics - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-13 PC-Doctor (In DOS Mode or DOS Windows) - - - - - - - - - - - - - - - - - - - - - 5-13 Supporting Online Documentation - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-15 User Interface to PC-Doctor - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-15 Quitting PC-Doctor - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-15 Section 6 Field Service Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-1 Preventive Maintenance - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-1 Cleaning the Computer - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-1 Handling the Computer - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-2 Handling the Computer Battery Pack - - - - - - - - - - - - - - - - - - - - - - - - - - 6-2 Password Caution - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-3 Required Tools and Equipment - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-3 Notebook FRUs - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-3 Cover-Display Assembly - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-4 System Base Assembly - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-6 Mobile Productivity Base Assembly - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-9 Notebook FRU Replacement Procedures - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-10 Removing/Replacing the Notebook Battery Pack - - - - - - - - - - - - - - - - - - 6-11 Removing/Replacing PCMCIA Options - - - - - - - - - - - - - - - - - - - - - - - - 6-12 Installing/Removing the Mobile Productivity Base- - - - - - - - - - - - - - - - - 6-13 Removing/Replacing the Hard Disk Drive Assembly - - - - - - - - - - - - - - - 6-15 Removing/Replacing the Keyboard Assembly - - - - - - - - - - - - - - - - - - - - 6-16 Heat Sink Assembly Removal/Replacement - - - - - - - - - - - - - - - - - - - - - 6-17 Display Assembly Removal/Replacement - - - - - - - - - - - - - - - - - - - - - - 6-18 Removing/Replacing the LED/Microphone Board Assembly - - - - - - - - - - 6-19 Removing/Replacing the CPU Board- - - - - - - - - - - - - - - - - - - - - - - - - - 6-20 Removing/Replacing the Top Cover - - - - - - - - - - - - - - - - - - - - - - - - - - 6-21 Removing/Replacing the VGA Video Board - - - - - - - - - - - - - - - - - - - - - 6-23 Removing/Replacing the Power Supply Board - - - - - - - - - - - - - - - - - - - 6-24 Removing/Replacing the DC-In Board Assembly- - - - - - - - - - - - - - - - - - 6-25 Removng/Replacing the PC Card Module - - - - - - - - - - - - - - - - - - - - - - 6-26 Removing/Replacing the Main Board Assembly - - - - - - - - - - - - - - - - - - 6-27 Removing Touchpad and Speakers - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-28 Removing/Replacing the Display Bezel - - - - - - - - - - - - - - - - - - - - - - - - 6-29 Removing/Replacing the LCD - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-30 Removing/Replacing the Display Inverter Boards - - - - - - - - - - - - - - - - - 6-31 Removing/Repalcing MPB FRUs- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-32 Removing/Replacing the Media Bay Device - - - - - - - - - - - - - - - - - - - - - 6-32
Contents vii Contents (continued) Paragraph Page Section 6 Field Service (continued) Removing/Replacing the MPB Battery - - - - - - - - - - - - - - - - - - - - - - - - -6-33 Removing/Replacing the MPB Housing - - - - - - - - - - - - - - - - - - - - - - - - -6-34 Removing/Replacing the Docking Cable - - - - - - - - - - - - - - - - - - - - - - - -6-35 Removing/Replacing the Docking Mechanism - - - - - - - - - - - - - - - - - - - -6-36 Removing/Replacing the MPB DC-DC Converter - - - - - - - - - - - - - - - - - -6-37 Removing/Replacing the MPB Main Board Assembly - - - - - - - - - - - - - - -6-38 Appendix A Notebook Schematic Diagrams Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - A-1 Appendix B Notebook Schematic Diagrams Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B-1 Appendix A POST BIOS Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - C-1