Maintenance Manual ExtensaTM 900 Series Notebook Computers 9813715-0001 December 1996 Copyright © 1996 Texas Instruments All Rights Reserved ExtensaTM 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 judgement 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 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 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 Preface ix 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 x Preface Contents Paragraph Page Preface Introduction - - - - - - - - - - - - - - Intended Audience- - - - - - - - - - Contents - - - - - - - - - - - - - - - - Other Manuals About the SystemOrdering Parts and Supplies - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - vii - vii - vii -viii -viii Section 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 Installation Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Unpacking Instructions - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Installing Internal Notebook Options - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Installing Main Memory Expansion (Optional) - - - - - - - - - - - - - - - - - - - Setting Up the Software - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Installing PCMCIA Options - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-1 2-1 2-2 2-2 2-3 2-4 Contents iii Contents (continued) Paragraph Section Installation (continued) Installing External Notebook Options - - - - - - - - - - - - Installing the Mobile Productivity Base (Option) - Docking the Notebook to the MPB - - - - - - Cabling to the MPB - - - - - - - - - - - - - - - - Installing Ext Keyboard/Mouse/Numeric Keypad Installing an External Parallel Printer - - - - - - - - Installing an External Serial Port Device - - - - - - Installing an External VGA Monitor - - - - - - - - - Primary Battery Pack Installation - - - - - - - - - - - - - - - Installing the AC Power Adapter - - - - - - - - - - - - - - - Initial Software Load - - - - - - - - - - - - - - - - - - - - - - - - Page - - - - - - - - - - - - - - - - - 2-5 - 2-5 - 2-5 - 2-6 - 2-8 - 2-9 2-10 2-11 2-13 2-13 2-14 Section 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 iv Contents Contents (continued) Paragraph Section Theory of Operation Page 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 Troubleshooting Procedures Introduction - - - - - - - - - - - - - - - - - - - - - - - Overview of Fault Isolation Process - - - - - - - Troubleshooting Procedures - - - - - - - - - - - - Troubleshooting a Power Supply Problem Troubleshooting a Display Problem - - - Fault Isolation Using Power On Self TestPOST Error Messages - - - - - - - - POST Beep Error Messages - - - - Run-Time Error Messages - - - - - - - - - PCMCIA Modem Problems - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-1 - 5-1 - 5-3 - 5-3 - 5-3 - 5-4 - 5-5 - 5-8 - 5-9 -5-10 Contents v Contents (continued) Paragraph Section Troubleshootig Procedures (continued) General Fault Isolation Procedures - - - - - - - - - - Fault Isolation Using Diagnostics - - - - - - - - - - - PC-Doctor (In DOS Mode or DOS Windows) Supporting Online Documentation - - - - - - User Interface to PC-Doctor - - - - - - - - - - Quitting PC-Doctor - - - - - - - - - - - - - - - - - - - - - - - - Page - - - - - - - - - - - - - 5-12 5-13 5-13 5-15 5-15 5-15 Section 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 vi Contents Contents (continued) Paragraph Section Field Service (continued) Removing/Replacing Removing/Replacing Removing/Replacing Removing/Replacing Removing/Replacing Removing/Replacing the the the the the the MPB Battery - - - - - - - - - MPB Housing- - - - - - - - - Docking Cable - - - - - - - - Docking Mechanism - - - - MPB DC-DC Converter - - MPB Main Board Assembly Page - - - - - - - - - - - - - - -6-33 -6-34 -6-35 -6-36 -6-37 -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 Contents vii RGBGND RGBGND CN2 ENAVEE C52 SCD1U Y[0 7] Y[0 7] 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 27 94 95 96 AD11 29 30 AD12 31 AD13 32 98 99 AD8 AD9 28 AD10 UV[0 7] C/BE#[0 3] AD[0 31] AD[0 31] C/BE#[0 3] AD14 33 AD15 34 2 35 SERR# 36 SERR# STOP# TRDY# C/BE#1 FRAME# AD16 TRDY# AD17 STOP# AD18 FRAME# 2 AD19 AD20 AD21 AD22 AD23 AD24 AD25 $VGACLK DEVSEL# R11 AD28 52 55 56 47R3 AD29 57 47R3 2 AD30 58 AD31 59 C40 SC39P C25 SC39P 60 61 +3.3V C44 R10 TRDY# R9 47R3 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 53 C/BE#3AD26 AD27 54 R22 75 DDC_DATA DDC_CLK UV[0 7] SCD1U CRT_R 73 74 10 +5V C10 11 12 ENAVEE SCD1U 13 14 DISPLAY 15 DISPLAY 16 17 18 AD0 ZV_VREF ZV_VREF AD1 19 AD2 20 AD3 21 22 AD4 23 AD5 AD6 24 25 AD7 26 2 72 CRT_HS CRT_HS 71 CRT_VS CRT_VS 62 63 64 65 66 67 68 69 70 CRT_B CRT_R CRT_G CRT_G CRT_B +5V C29 SCD1U LCDVEE ZV_PCLK C53 ZV_PCLK ZV_HREF ZV_HREF SCD1U Y0 Y1 Y2 Y3 FRAME# Y4 Y5 Y6 Y7 97 C/BE#0 100 UV0 101 UV1 UV2 102 103 104 UV3 UV4 105 106 UV5 107 UV6 108 109 UV7 PAR 110 111 112 PERR# 113 DEVSEL# 114 115 IRDY# 116 C/BE#2 117 118 119 120 121 122 123 124 125 126 127 3.3V/5V# 128 PCIRST# 129 130 131 @32K2 132 133 134 $VGA_14M 135 136HRS-CONN140 137 138 139 140 PAR PERR# DEVSEL# IRDY# 2 CLOSE VGA C 3.3V/5V# PCIRST# STNDBY# STNDBY# $VGA_14M $VGACLK $VGACLK +3.3V @32K2 C43 SCD1U 2 C1747R3 SC39P C15 SC39P IRDY# R23 VGA BOARD CONNECTOR 47R3 C41 SC39P Figure B-4 MPB VGA Board Logic Diagrams (Sheet of 5) B-16 MPB Schematic Diagrams Figure B-4 MPB VGA Board Logic Diagrams (Sheet of 5) MPB Schematic Diagrams B-17 SHFCLK MOD LP LFS SRN4K7 RP9 C34 SC47P 10R3 R17 C35 SC33P 10R3 R18 1 1 1 PCIRST# SB VAA0 VAA5 C/BE#0 C/BE#1 C/BE#2 C/BE#3 C36 SC33P 10R3 R19 R[0 7] 203 204 154 178 201 28 29 30 199 179 180 182 183 185 187 189 191 192 190 186 188 193 194 196 195 197 198 200 53 54 70 69 68 67 62 61 ACTI ENABKL SHFCLK M LP FLM ENAVDD ENAVEE V M A D VV MM AA DD 34 V M A D V M A D VV MM AA DD 78 V M A D M MM M M MM M M MM A AA A A AA A A AA D DD D D DD D D DD 12 56 91 VV MM AA DD 11 01 V M A D V M A D VV MM AA DD 11 45 M A D VV MM BB DD 56 V M B D V M B D VV MM BB DD 91 V M B D 1 VV MM BB DD 11 23 V M B D V M B D M B D M B D MM BB DD 11 45 65550-B M M MM M M MM M M MM B B BB B B BB B B BB D D DD D D DD D D DD 23 67 11 01 V A A VV AA AA 23 V A A V A A VV AA AA 67 8 R0 R1 R2 R3 R4 R5 R6 R7 SRN22 SRN22 RP1 RP2 4 A A A AA A A AA A AA D D D DD D D DD D DD 34 78 11 01 A D A D AA DD 11 45 11 12 13 14 15 16 17 18 19 20 A D A D A D A D AA DD 22 23 A D AA DD 22 67 10 A D QPRN-R27C15 U1 AA DD 11 89 A D AA DD 23 90 A D V A A Z V _ V R E F A G N D A V C C AVCC MD VV CC CC C DVCC I I V V C C C C 8 1 RGBGND 2 0 HSYNC VSYNC RSET R G B RASC# CASCH# CASCL# WEC# OEC# MCD0 MCD1 MCD2 MCD3 MCD4 MCD5 MCD6 MCD7 MCD8 MCD9 MCD10 MCD11 MCD12 MCD13 MCD14 MCD15 P0 P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 RASA# RASB# CASAH# CASAL# CASBH# CASBL# WEA# WEB# OEAB# CC GG NN DD 01 C V C C RGBGND UV7 UV6 UV3 UV4 UV5 Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7 UV0 UV1 UV2 CT65550 60 58 57 65 64 55 101 103 104 102 100 106 107 109 110 111 112 113 114 115 116 117 118 119 120 121 122 71 72 73 74 75 76 78 79 81 82 83 84 85 86 87 88 156 123 159 160 125 126 157 124 155 U4 2 10 10 R6 75R3 C12 SCD1U UV[0 7] ZV_PCLK Y[0 7] RGBGND R5 75R3 ZV_PCLK 33R3 R12 C2 SC10U16V R8 560R3 +5V VGA CONTROLLER ZV_HREF ZV_VREF 35 1 18 71 92 09 78 C V C C 2 0 CVCC1 CVCC0 VGAPWR M MM B B BB G GG D D I I G G GG N N N G G GG N N NN D DD N N NN D D DD A BC D D DD B B MM V V VV C C CC C C CC AB 11 54 82 +5V VRAMVCC RGBGND Z V _ H R E F 9 H CR AE 8F A AA A A AA A A A AA A A AA A A 12 56 1 11 11 1 4 44 55 5 78 01 V A A 9 99 99 34 67 M A D V M B D C C CC C C CC A A AA A A AA 23 67 MM AA DD 11 23 V M B D 5 44 4 44 4 33 33 11 11 1 98 54 87 54 98 65 87 43 M A D 1 VV MM BB DD 12 11 11 1 11 1 11 1 22 33 3 33 3 34 4 78 01 45 80 V M B D VAA[0 8] A AA A A AA A A AA A AA A A AA A AA A A AA A A AA A A A D DD D D DD D D DD D DD D D DD D DD D D DD D D DD D D D 00 0 00 0 01 11 1 11 12 2 22 2 22 3 12 56 90 23 67 90 34 78 REFCLK (RESERVED) 32KHZ STNDBY# CLK A23 PERR# SERR# A20 ROMA0 ROMA1 ROMA2 ROMA3 ROMA4 ROMA5 ROMA6 ROMA7 ROMA8 ROMA9 ROMA10 ROMA11 ROMA12 ROMA13 ROMA14 ROMA15 ROMA16 ROMA17 ROMOE# RESET# C/BE0# C/BE1# C/BE2# C/BE3# V M A D 1 11 1 11 1 11 11 6 66 6 66 7 77 77 45 89 23 56 V M A D VMBD[0 15] FRAME# IRDY# TRDY# DEVSEL# STOP# PAR IDSEL 4K7R3 R21 207 43 32 21 10 22 23 24 25 27 31 11 C33 SC47P AD[0 31] ENAVEE 1 ENAVDD C37 SC33P 10R3 DDC_DATA DDC_CLK R20 1 @32K2 STNDBY# $VGA_14M 33R3 FRAME# IRDY# TRDY# DEVSEL# STOP# PAR AD22 R24 VMAD[0 15] PERR# SERR# $VGACLK RGBGND GAP-CLOSE G1 SB C/BE#[0 3] 3 1 R7 75R3 R G B HSYNC VSYNC QPRN-R27C15 1 1 4 4 SRN33 1 SRN22 SRN22 RP4 RP3 SRN22 RP6 8 8 SUD7 SUD6 SUD4 SUD5 SUD3 SUD2 SUD1 SUD0 LD3 LD2 LD1 LD0 UD3 UD2 UD1 UD0 RASB# WEB# CASBH# CASBL# CASAL# CASAH# WEA# RASA# SRN22 RP5 C18 SCD1U SRN33 RP7 RP8 CRT_R CRT_G CRT_B CRT_HS CRT_VS 20 19 18 17 16 15 14 13 12 11 20 19 18 17 16 15 14 13 12 11 QPRN-R27C15 U2 U3 VRAMOE# PRASB# PWEB# PCASBH# PCASBL# PCASAL# PCASAH# PWEA# PRASA# C28 SCD1U 3 3 3 3 SUD[0 7] LD[0 3] UD[0 3] Figure B-4 MPB VGA Board Logic Diagrams (Sheet of 5) B-18 MPB Schematic Diagrams VAA[0 8] VMBD[0 15] VAA0 VAA1 VAA2 VAA3 WEA# RASA# VAA0 VAA1 VAA2 VAA3 WEA# RASA# VMBD4 VMBD5 VMBD6 VMBD7 VMBD0 VMBD1 VMBD2 VMBD3 C39 SCD1U VRAMVCC WEA# RASA# VMAD4 VMAD5 VMAD6 VMAD7 VMAD0 VMAD1 VMAD2 VMAD3 C42 SCD1U VRAMVCC VSS DQ15 DQ14 DQ13 DQ12 VSS DQ11 DQ10 DQ9 DQ8 N.C N.C N.C LCAS UCAS OE A8 A7 A6 A5 A4 VSS VCC DQ0 DQ1 DQ2 DQ3 VCC DQ4 DQ5 DQ6 DQ7 N.C N.C N.C N.C WE RAS N.C A0 A1 A2 A3 VCC VSS DQ15 DQ14 DQ13 DQ12 VSS DQ11 DQ10 DQ9 DQ8 N.C N.C N.C LCAS UCAS OE A8 A7 A6 A5 A4 VSS U10 M5M44256 M5M44256 S256K16-60 C38 SCD1U 10 11 12 13 14 15 16 17 18 19 20 21 22 U12 S256K16-60 VCC DQ0 DQ1 DQ2 DQ3 VCC DQ4 DQ5 DQ6 DQ7 N.C N.C N.C N.C WE RAS N.C A0 A1 A2 A3 VCC C16 SCD1U 10 11 12 13 14 15 16 17 18 19 20 21 22 CASBL# CASBH# OE# VAA8 VAA7 VAA6 VAA5 VAA4 VMBD11 VMBD10 VMBD9 VMBD8 VMBD15 VMBD14 VMBD13 VMBD12 CASAL# CASAH# OE# VAA8 VAA7 VAA6 VAA5 VAA4 VMAD11 VMAD10 VMAD9 VMAD8 VMAD15 VMAD14 VMAD13 VMAD12 2 VAA0 VAA1 VAA2 VAA3 WEB# RASB# VMAD4 VMAD5 VMAD6 VMAD7 VAA0 VAA1 VAA2 VAA3 WEB# RASB# VMBD4 VMBD5 VMBD6 VMBD7 VMBD0 VMBD1 VMBD2 VMBD3 C31 SCD1U VRAMVCC WEB# RASB# CASAL# CASAH# VRAMOE# SCD1U C30 VMAD0 VMAD1 VMAD2 VMAD3 2M VRAM 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 VRAMVCC U5 VSS DQ15 DQ14 DQ13 DQ12 VSS DQ11 DQ10 DQ9 DQ8 N.C N.C N.C LCAS UCAS OE A8 A7 A6 A5 A4 VSS M5M44256 S256K16-60 VCC DQ0 DQ1 DQ2 DQ3 VCC DQ4 DQ5 DQ6 DQ7 N.C N.C N.C N.C WE RAS N.C A0 A1 A2 A3 VCC M5M44256 C19 SCD1U 10 11 12 13 14 15 16 17 18 19 20 21 22 VSS DQ15 DQ14 DQ13 DQ12 VSS DQ11 DQ10 DQ9 DQ8 N.C N.C N.C LCAS UCAS OE A8 A7 A6 A5 A4 VSS U11 S256K16-60 VCC DQ0 DQ1 DQ2 DQ3 VCC DQ4 DQ5 DQ6 DQ7 N.C N.C N.C N.C WE RAS N.C A0 A1 A2 A3 VCC C13 SCD1U 10 11 12 13 14 15 16 17 18 19 20 21 22 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 CASBL# CASBH# OE# VAA8 VAA7 VAA6 VAA5 VAA4 VMBD11 VMBD10 VMBD9 VMBD8 VMBD15 VMBD14 VMBD13 VMBD12 CASAL# CASAH# OE# VAA8 VAA7 VAA6 VAA5 VAA4 VMAD11 VMAD10 VMAD9 VMAD8 VMAD15 VMAD14 VMAD13 VMAD12 CASBL# CASBH# 2 VMAD[0 15] ) R[0 7] SUD[0 7] CN1 R2 80 79 78 77 76 75 74 73 CLK R15 10R3 NF1 STC222B R1 22R3 C3 R2 R5 SC47P 72 71 70 69 68 67 66 65 64 63 SB R6 SUD2 SUD1 LP SUD6 SUD5 62 61 60 59 58 57 56 55 UD2 UD1 LD2 54 53 52 51 50 49 48 47 46 R16 0R3 45 44 43 42 41 2 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 R13 R0 LFS 22R3 R3 R4 R7 SUD3 SUD0 SUD7 SUD4 UD3 UD0 LD3 LD1 +5V LD0 LCDVEE R14 MOD 22R3 LCDPWR 100KR3 35 36 37 38 39 R1 LCD_3/5V# LCD_3/5V# C1 SC10U16V 40 C26 SCD1U JAE-CONN80C +3.3V +3.3V R0 R1 R2 R3 10 CP1 R4 R5 R6 R7 SRP1K-2 SUD0 SUD1 SUD2 SUD3 10 CP2 C51 SCD1U 1U13A 7SSHC04 SUD4 SUD5 SUD6 SUD7 LD0 LD1 LD2 LD3 U13B 4 DISPLAY SSHC04 LVC ,VHC OR LCX SRP1K-2 UD0 UD1 UD2 UD3 10 CP3 SRP1K-2 LCD I/F CHIP CAPACITOR Figure B-4 MPB VGA Board Logic Diagrams (Sheet of 5) MPB Schematic Diagrams B-19 Figure B-4 MPB VGA Board Logic Diagrams (Sheet of 5) B-20 MPB Schematic Diagrams VGAPWR R26 R25 2 HF70ACB L4 C45 33R3 SCD1U C32 33R3 SCD1U VRAMVCC C7 SC10U16V C23 SC10U16V C24 SC10U16V C14 SCD1U RGBGND RGBGND RGBGND C8 SCD01U AVCC C22 SCD01U CVCC0 C46 SCD01U CVCC1 C20 SC10U16V 2 +3.3V +5V NOT INS DUMMY-R3 R32 0R3 R31 LCD_3/5V# C6 SCD1U 11 +3.3V ENAVDD +3.3V SSHC04 10 U13E SSHC04 U13D SSHC04 U13C C27 SCD1U 3.3V/5V# +3.3V LVC , VHC OR LCX SC1000P50V3MX C4 VGAPWR C50 SCD1U Close 105(MGNDC),108(MVCCC) PIN VOLTAGE SWITCH C9 SCD1U C21 SCD1U C47 SCD1U C11 SC10U16V C5 SC10U16V C49 SC10U16V Close 66(DVCC)PIN & 63,89(GND)PIN C48 SC1U16V5ZY DVCC 12 11 +3.3V 7 +3.3V +3.3V R27 100KR3 13 +3.3V SSHC02 13 U9D LCD_3/5V# 0 1 SSHC02 10 U9C SSHC02 U9B SSHC04 12 U13F +3.3V U9A ENAVDD 1 DVCC LCDPWR VGAPWR SSHC02 SR G N D SR 5VIN 3.3VIN G N D LCDPWR S1 S2 0 0 0 S1 S2 VCC VCC SR 5VIN 3.3VIN U8 SI9706DY S1 S2 VCC VCC G N D 5VIN 3.3VIN U6 SI9706DY S1 S2 VCC VCC U7 SI9706DY 8 +3.3V +5V AUD_GND DK_MIC DK_MIC_PJIN DK_LINEIN_R DK_LINEIN_L LINE_OUT_R LINE_OUT_L MOJ-D21 JK1 11 13 15 17 19 10 12 14 16 18 20 AUD_GND HRS-CONN20D CN4 SCD1U C17 C2 AD+ SC1000P50V3JN TR6 +5V DK_PJIN# SBT-0308W SCD1U C1 DK_MIC_PJIN DK_MIC DK_LINEIN_R DK_LINEIN_L AD+ LINE_OUT_R LINE_OUT_L SC100P25V3KN C13 SC100P25V3KN C10 C9 SC100P25V3KN 1 10KR3 R1 1 2 L3 HF70ACB HF70ACB L5 L2 HF70ACB SC100P25V3KN C4 C3 SC100P25V3KN SC1000P50V3JN HF70ACB L1 C6 C5 SC100P25V3KN C8 SC100P25V3KN C14 SCD1U C16 SC100P25V3KN C12 SC100P25V3KN C11 SC100P25V3KN HF70ACB L4 2 +5V R2 C15 100KR3 R3 10KR3 DK_PJIN# AUD_GND C7 AUD_GND AUD_GND PH-JK11 CN1 SC1000P50V3JN PH-JK11 CN2 CN3 PH ) Figure B-5 MPB DC In Board Logic Diagrams (Sheet of 1) MPB Schematic Diagrams B-21 +5VSB M+5V +5V +5V MICROPHONE CN2 LED2 CN1 R3 18 2 CLOCK_LED STANDBY_LED NLOCK_LED HDD/FDD_LED CHARGE_LED NLOCK_LED LED-G NUMBER LOCK 1KR3 +5V LED3 R4 CLOCK_LED 1KR3 10 POWER_SW2 COVER_SW POWER_LED 11 12 13 14 15 16 LED-G CAPS LOCK +5V LED1 R1 POWER_LED 1 2 1KR3 17 MOLEX-CON16 LED-G POWER LED +5V LED6 STANDBY_LED R5 1KR3 SW1 LED-G STANDBY LED +5VSB COVER_SW LED4 R6 CHARGE_LED SW-SPVE1 2 LED-G CHARGING LED 1KR3 +5V LED5 R2 POWER_SW2 1KR3 SW2 SKQGAB HDD/FDD_LED 2 LED-G HD/FD/CD LED Figure B-6 MPB LED Board Logic Diagrams (Sheet of 1) B-22 MPB Schematic Diagrams C POST BIOS C.1 Introduction This section contains a listing of the POST BIOS calls for the Extensa 900 Series Notebook ; -; Make sure we entered POST in real mode ; Determine the CPU type ; Convert all segment limits to 4GB ; -002H post Verify Real Mode 004H cpu Get Type J 006H post Hardware Initialize 024H postSetHugeESJ ; -; Initialize the chipset ; Set the in-POST flag ; Autosize the RAM ; Clear the base RAM ; Test the base RAM ; Autosize the cache ; Shadow the BIOS ; -008H cs Initialize 011H post Reg Initialize J 00EH io Initialize OPTIONAL 00CH cache Initialize 016H post Checksum Test 018H post Timer Init 017H cache Pre Ram Auto size, OPTIONAL 028H cs Ram Auto size 03AH cache Auto size 02AH post Zero Base Ram 02CH post Real Address Test 030H post Base Ram Test 02FH cache Pre Sys Shadow OPTIONAL 038H cs System Shadow Config 020H post Refresh Test, FAR 009H post Set In Post Flag, FAR ; -; Initialize all the hardware to a known state ; -00AH cpu Initialize 00BH cpu Cache On 00FH fdiskInitializeJ 010H pmInitializeJ, OPTIONAL ; -; Perform hardware tests, and further initialization ; -014H post I8742 Init, FAR POST BIOS C-1 01AH post Dma InitJ, FAR 01CH post Reset PIC ; -; Test the keyboard controller ; Compute the CPU clock speed ; Test the CMOS RAM ; -022H post I8742 Test, FAR 032H post Compute Speed, FAR 034H post Cmos Test, FAR ; -; Optimize chipset timing ; Optimize other hardware ; -03CH cs Adv Config 03DH post Adv Reg Config, OPTIONAL ; -; Initialize interrupt vectors ; Make sure ROM copyright notice is intact ; Check for configuration errors ; Initialize the video ; Shadow the video ; Display the copyright notice ; Display the CPU type ; Initialize EISA bus ; Set segment limits back to 4GB (PCI code may have changed them) ; -042H post Vector Init, FAR 046H post Copyright Check, FAR 047H pci Op Rom Init 049H pci Init 048H post Config Check, FAR 04AH pci Video Init 04CH cs Video Shadow Config 024H postSetHugeESJ ; -; Test and initialize the keyboard ; Check for unexpected interrupts ; Display prompt "Press F2 to enter SETUP" ; -052H post KB Test, FAR 054H feat Setup Keyclick, OPTIONAL, FAR 076H post Keyboard Test, FAR 058H post Hot Interrupt Test, FAR ; -; Initialize QuietBoot if it's installed ; Note: Both the keyboard and timer interrupts (IRQ0 and IRQ1) are enabled ; here Also, interrupts are enabled here and run through the end ; of POST If your POST task requires interrupts to be off, please ; preserve them by doing a PUSHF, CLI at the beginning and a POPF at ; the end If you change the PIC, please preserve existing bits ; Display the copyright notice ; Display the CPU type ; Initialize EISA bus C-2 POST BIOS ; Display prompt "Press F2 to enter SETUP" ; -04BH quiet Boot Start, OPTIONAL, FAR 04EH post Copyright Display, FAR 050H cpu Display, FAR 051H eisa Init, OPTIONAL 05AH post Display F2 Message, FAR ; -; Disable the CPU cache ; Size and test the system memory ; Size and test the extended memory ; Test extended memory address lines ; User hook # ; -05BH cpu Cache Off 05CH post Memory Test, FAR 060H post Extended Memory Test, FAR 062H post Extended Address Test, FAR 064H user Patch1 ; -; Enable and configure the cache ; Display the cache size if a cache was detected and enabled ; Display size of shadow RAM, size of non-disposable BIOS ; -066H cache Adv Config 068H cache Configure 06AH post Display Cache Size, FAR 06CH post Display Shadows, FAR 06EH post Display Non Disposable, FAR ; -; Display any POST errors ; Check for configuration errors ; Test Real Time Clock ; Check for keyboard errors ; -070H post Display Error Messages, FAR 072H post Test Config, FAR 074H post RTC Test, FAR ; -; Set up hardware interrupt vectors ; Test coprocessor if present ; Return to standard real mode ; -07CH post Setup Hardware Vectors, FAR 07EH cpu Coprocessor Test, FAR 096H post Clear Huge ES ; -; Disable programmable I/O devices ; Detect and install fixed RS232 ports ; Detect and install fixed parallel ports ; Init PC-compatible PNP & PCI devices (COM, LPT, floppy, etc.) ; Re-enable programmable I/O and check for conflicts with fixed I/O ; -post Shutdown Eight Table LABEL post Proc POST BIOS C-3 094H 080H 085H 082H 084H 086H post Disable A20, FAR io Before Init, OPTIONAL pci Init Pcc, OPTIONAL io RS232 Test Code io Parallel Test Code io After Init ; -; Initialize Bios Data Area and Extended Bios Data Area ; Initialize hard and floppy disk controllers ; Initialize MP Environment ; -088H 08CH 090H 08AH 08BH 095H 093H 092H post Bios Init, FAR post Floppy Test, FAR fdisk Post Test, FAR post Init Ext BDAJ, FAR feat Mouse Test, OPTIONAL, FAR hdd CD Test, OPTIONAL, FAR mp Init, OPTIONAL user Patch2 ; -; Scan for BIOS ROM extensions ; -098H pci Rom Area Check ; -; Set up Power Management ; Enable hardware interrupts ; Set time ; Check for key lock ; Init typematic rate ; -09CH pm Setup, OPTIONAL 09EH post Enable IRQs, FAR 0A0H post Set Time Of Day, FAR 0A2H post Key Lock Test, FAR 0A4H feat Init Keyboard Rate, OPTIONAL, FAR ; -; Erase F2 prompt ; Check to see if F2 key was pressed ; Optionally print "Press F1 or F2" prompt, and/or enter SETUP ; -0A8H post Erase F2 Msg, FAR 0AAH post Scan For F2, FAR 0ACH post Setup Check, FAR ; -; Clear the In Post flag ; Check for errors ; Prepare to boot ; Beep once ; Optionally check password ; -0AEH post Clear Boot Flag, FAR C-4 POST BIOS 0B0H post Error Check, FAR 0B2H post Done, FAR 0B4H post One Beep, FAR 0B5H quiet Boot End, OPTIONAL, FAR 0B6H feat Check Password, OPTIONAL, FAR ; -; Shutdown is a boot retry ; -post Shutdown Four TableLABELpost Proc ; -;Clear parity checkers ;Optionally clear the screen ;Optionally display any reminder messages ;Try to boot via INT 19 ; -0BCH post Clear Parity, FAR 0BAH post DMI Config, OPTIONAL, FAR 0BDH feat Boot Menu, OPTIONAL, FAR 0BBH pnp Oprom InitBCVs, OPTIONAL, FAR 0BEH post Clear Screen, FAR 0BFH post Check Reminders, OPTIONAL, FAR 08FH fdisk Pre Fast Init, OPTIONAL 091H fdisk Fast Init, OPTIONAL 09FH fdisk Rest Fast Init, OPTIONAL 097H post Mp Fix Up Table, OPTIONAL 0C0H postInt19 postSegment ENDS POST BIOS C-5 ... 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... environmental specifications for the Extensa 900 Series Notebook Computers Figure 1-1 Extensa 900 Series Notebook Computers Basic Extensa 900 Series Notebook Extensa 900 Series with Mobile Productivity... Program General Description 1-13 1.5 Extensa 900 Series Specifications General specifications for the Extensa 900 Series Notebooks are provided in Table 1-5 Table 1-5 Extensa 900 Specifications